diff options
Diffstat (limited to 'bin/ltconfig')
| -rwxr-xr-x | bin/ltconfig | 2352 |
1 files changed, 1977 insertions, 375 deletions
diff --git a/bin/ltconfig b/bin/ltconfig index d9564b2..c14d83c 100755 --- a/bin/ltconfig +++ b/bin/ltconfig @@ -1,8 +1,8 @@ #! /bin/sh # ltconfig - Create a system-specific libtool. -# Copyright (C) 1996-1998 Free Software Foundation, Inc. -# Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 +# Copyright (C) 1996-1999 Free Software Foundation, Inc. +# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 # # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by @@ -25,30 +25,129 @@ # A lot of this script is taken from autoconf-2.10. +# Check that we are running under the correct shell. +SHELL=${CONFIG_SHELL-/bin/sh} +echo=echo +if test "X$1" = X--no-reexec; then + # Discard the --no-reexec flag, and continue. + shift +elif test "X$1" = X--fallback-echo; then + # Avoid inline document here, it may be left over + : +elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then + # Yippee, $echo works! + : +else + # Restart under the correct shell. + exec "$SHELL" "$0" --no-reexec ${1+"$@"} +fi + +if test "X$1" = X--fallback-echo; then + # used as fallback echo + shift + cat <<EOF +$* +EOF + exit 0 +fi + +# Find the correct PATH separator. Usually this is `:', but +# DJGPP uses `;' like DOS. +if test "X${PATH_SEPARATOR+set}" != Xset; then + UNAME=${UNAME-`uname 2>/dev/null`} + case X$UNAME in + *-DOS) PATH_SEPARATOR=';' ;; + *) PATH_SEPARATOR=':' ;; + esac +fi + # The HP-UX ksh and POSIX shell print the target directory to stdout # if CDPATH is set. -if test "${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi +if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi + +if test "X${echo_test_string+set}" != Xset; then + # find a string as large as possible, as long as the shell can cope with it + for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do + # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... + if (echo_test_string="`eval $cmd`") 2>/dev/null && + echo_test_string="`eval $cmd`" && + (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then + break + fi + done +fi -echo=echo -if test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then : -else - # The Solaris and AIX default echo program unquotes backslashes. - # This makes it impossible to quote backslashes using +if test "X`($echo '\t') 2>/dev/null`" != 'X\t' || + test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then + # The Solaris, AIX, and Digital Unix default echo programs unquote + # backslashes. This makes it impossible to quote backslashes using # echo "$something" | sed 's/\\/\\\\/g' - # So, we emulate echo with printf '%s\n' - echo="printf %s\\n" - if test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then : - else - # Oops. We have no working printf. Try to find a not-so-buggy echo. - echo=echo - IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" - for dir in $PATH /usr/ucb; do - if test -f $dir/echo && test "X`$dir/echo '\t'`" = 'X\t'; then - echo="$dir/echo" - break + # + # So, first we look for a working echo in the user's PATH. + + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" + for dir in $PATH /usr/ucb; do + if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && + test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && + test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then + echo="$dir/echo" + break + fi + done + IFS="$save_ifs" + + if test "X$echo" = Xecho; then + # We didn't find a better echo, so look for alternatives. + if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && + test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then + # This shell has a builtin print -r that does the trick. + echo='print -r' + elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && + test "X$CONFIG_SHELL" != X/bin/ksh; then + # If we have ksh, try running ltconfig again with it. + ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}" + export ORIGINAL_CONFIG_SHELL + CONFIG_SHELL=/bin/ksh + export CONFIG_SHELL + exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"} + else + # Try using printf. + echo='printf "%s\n"' + if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && + test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then + # Cool, printf works + : + elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && + test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then + CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL" + export CONFIG_SHELL + SHELL="$CONFIG_SHELL" + export SHELL + echo="$CONFIG_SHELL $0 --fallback-echo" + elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && + test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then + echo="$CONFIG_SHELL $0 --fallback-echo" + else + # maybe with a smaller string... + prev=: + + for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do + if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then + break + fi + prev="$cmd" + done + + if test "$prev" != 'sed 50q "$0"'; then + echo_test_string=`eval $prev` + export echo_test_string + exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"} + else + # Oops. We lost completely, so just stick with echo. + echo=echo + fi fi - done - IFS="$save_ifs" + fi fi fi @@ -60,24 +159,34 @@ sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g' # Same as above, but do not quote variable references. double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g' +# Sed substitution to delay expansion of an escaped shell variable in a +# double_quote_subst'ed string. +delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' + # The name of this program. progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'` # Constants: PROGRAM=ltconfig PACKAGE=libtool -VERSION=1.2 -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.c 1>&5' -ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.c $LIBS 1>&5' +VERSION=1.3.5 +TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)" +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' +ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' rm="rm -f" help="Try \`$progname --help' for more information." # Global variables: +default_ofile=libtool can_build_shared=yes enable_shared=yes -# All known linkers require a `.a' archive for static linking. +# All known linkers require a `.a' archive for static linking (except M$VC, +# which needs '.lib'). enable_static=yes +enable_fast_install=yes +enable_dlopen=unknown +enable_win32_dll=no ltmain= silent= srcdir= @@ -85,18 +194,30 @@ ac_config_guess= ac_config_sub= host= nonopt= +ofile="$default_ofile" verify_host=yes with_gcc=no with_gnu_ld=no +need_locks=yes +ac_ext=c +objext=o +libext=a +exeext= +cache_file= old_AR="$AR" old_CC="$CC" old_CFLAGS="$CFLAGS" old_CPPFLAGS="$CPPFLAGS" +old_LDFLAGS="$LDFLAGS" old_LD="$LD" old_LN_S="$LN_S" +old_LIBS="$LIBS" old_NM="$NM" old_RANLIB="$RANLIB" +old_DLLTOOL="$DLLTOOL" +old_OBJDUMP="$OBJDUMP" +old_AS="$AS" # Parse the command line options. args= @@ -117,33 +238,51 @@ do case "$option" in --help) cat <<EOM -Usage: $progname [OPTION]... LTMAIN [HOST] +Usage: $progname [OPTION]... [HOST [LTMAIN]] Generate a system-specific libtool script. + --debug enable verbose shell tracing --disable-shared do not build shared libraries --disable-static do not build static libraries + --disable-fast-install do not optimize for fast installation + --enable-dlopen enable dlopen support + --enable-win32-dll enable building dlls on win32 hosts --help display this help and exit --no-verify do not verify that HOST is a valid host type +-o, --output=FILE specify the output file [default=$default_ofile] --quiet same as \`--silent' --silent do not print informational messages --srcdir=DIR find \`config.guess' in DIR --version output version information and exit --with-gcc assume that the GNU C compiler will be used --with-gnu-ld assume that the C compiler uses the GNU linker + --disable-lock disable file locking + --cache-file=FILE configure cache file -LTMAIN is the \`ltmain.sh' shell script fragment that provides basic libtool -functionality. +LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program +that provides basic libtool functionality. HOST is the canonical host system name [default=guessed]. EOM exit 0 ;; + --debug) + echo "$progname: enabling shell trace mode" + set -x + ;; + --disable-shared) enable_shared=no ;; --disable-static) enable_static=no ;; + --disable-fast-install) enable_fast_install=no ;; + + --enable-dlopen) enable_dlopen=yes ;; + + --enable-win32-dll) enable_win32_dll=yes ;; + --quiet | --silent) silent=yes ;; --srcdir) prev=srcdir ;; @@ -151,11 +290,18 @@ EOM --no-verify) verify_host=no ;; - --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION"; exit 0 ;; + --output | -o) prev=ofile ;; + --output=*) ofile="$optarg" ;; + + --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;; --with-gcc) with_gcc=yes ;; --with-gnu-ld) with_gnu_ld=yes ;; + --disable-lock) need_locks=no ;; + + --cache-file=*) cache_file="$optarg" ;; + -*) echo "$progname: unrecognized option \`$option'" 1>&2 echo "$help" 1>&2 @@ -185,8 +331,7 @@ if test -z "$ltmain"; then exit 1 fi -if test -f "$ltmain"; then : -else +if test ! -f "$ltmain"; then echo "$progname: \`$ltmain' does not exist" 1>&2 echo "$help" 1>&2 exit 1 @@ -224,8 +369,13 @@ exec 5>>./config.log # Only set LANG and LC_ALL to C if already set. # These must not be set unconditionally because not all systems understand # e.g. LANG=C (notably SCO). -if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi -if test "${LANG+set}" = set; then LANG=C; export LANG; fi +if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi +if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi + +if test -n "$cache_file" && test -r "$cache_file"; then + echo "loading cache $cache_file within ltconfig" + . $cache_file +fi if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. @@ -240,8 +390,8 @@ else fi if test -z "$srcdir"; then - # Assume the source directory is the same one as the path to ltmain.sh. - srcdir=`$echo "$ltmain" | $Xsed -e 's%/[^/]*$%%'` + # Assume the source directory is the same one as the path to LTMAIN. + srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'` test "$srcdir" = "$ltmain" && srcdir=. fi @@ -264,7 +414,7 @@ if test "$verify_host" = yes; then ac_config_sub=$ac_aux_dir/config.sub # Make sure we can run config.sub. - if $ac_config_sub sun4 >/dev/null 2>&1; then : + if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then : else echo "$progname: cannot run $ac_config_sub" 1>&2 echo "$help" 1>&2 @@ -276,14 +426,14 @@ if test "$verify_host" = yes; then host_alias=$host case "$host_alias" in "") - if host_alias=`$ac_config_guess`; then : + if host_alias=`$SHELL $ac_config_guess`; then : else echo "$progname: cannot guess host type; you must specify one" 1>&2 echo "$help" 1>&2 exit 1 fi ;; esac - host=`$ac_config_sub $host_alias` + host=`$SHELL $ac_config_sub $host_alias` echo "$ac_t$host" 1>&6 # Make sure the host verified. @@ -312,7 +462,7 @@ aix3*) # AIX sometimes has problems with the GCC collect2 program. For some # reason, if we set the COLLECT_NAMES environment variable, the problems # vanish in a puff of smoke. - if test "${COLLECT_NAMES+set}" != set; then + if test "X${COLLECT_NAMES+set}" != Xset; then COLLECT_NAMES= export COLLECT_NAMES fi @@ -327,15 +477,18 @@ old_postuninstall_cmds= # Set a sane default for `AR'. test -z "$AR" && AR=ar +# Set a sane default for `OBJDUMP'. +test -z "$OBJDUMP" && OBJDUMP=objdump + # If RANLIB is not set, then run the test. if test "${RANLIB+set}" != "set"; then result=no echo $ac_n "checking for ranlib... $ac_c" 1>&6 - IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for dir in $PATH; do test -z "$dir" && dir=. - if test -f $dir/ranlib; then + if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then RANLIB="ranlib" result="ranlib" break @@ -347,20 +500,24 @@ if test "${RANLIB+set}" != "set"; then fi if test -n "$RANLIB"; then - old_archive_cmds="$old_archive_cmds;\$RANLIB \$oldlib" - old_postinstall_cmds="\$RANLIB \$oldlib;$old_postinstall_cmds" + old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" + old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" fi +# Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin. +test -z "$DLLTOOL" && DLLTOOL=dlltool +test -z "$OBJDUMP" && OBJDUMP=objdump +test -z "$AS" && AS=as + # Check to see if we are using GCC. if test "$with_gcc" != yes || test -z "$CC"; then # If CC is not set, then try to find GCC or a usable CC. if test -z "$CC"; then echo $ac_n "checking for gcc... $ac_c" 1>&6 - IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for dir in $PATH; do - IFS="$save_ifs" test -z "$dir" && dir=. - if test -f $dir/gcc; then + if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then CC="gcc" break fi @@ -377,11 +534,11 @@ if test "$with_gcc" != yes || test -z "$CC"; then # Not "gcc", so try "cc", rejecting "/usr/ucb/cc". if test -z "$CC"; then echo $ac_n "checking for cc... $ac_c" 1>&6 - IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" cc_rejected=no for dir in $PATH; do test -z "$dir" && dir=. - if test -f $dir/cc; then + if test -f $dir/cc || test -f $dir/cc$ac_exeext; then if test "$dir/cc" = "/usr/ucb/cc"; then cc_rejected=yes continue @@ -421,7 +578,7 @@ if test "$with_gcc" != yes || test -z "$CC"; then # Now see if the compiler is really GCC. with_gcc=no echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6 - echo "$progname:424: checking whether we are using GNU C" >&5 + echo "$progname:581: checking whether we are using GNU C" >&5 $rm conftest.c cat > conftest.c <<EOF @@ -429,7 +586,7 @@ if test "$with_gcc" != yes || test -z "$CC"; then yes; #endif EOF - if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:432: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then + if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then with_gcc=yes fi $rm conftest.c @@ -440,6 +597,60 @@ fi set dummy $CC compiler="$2" +echo $ac_n "checking for object suffix... $ac_c" 1>&6 +$rm conftest* +echo 'int i = 1;' > conftest.c +echo "$progname:603: checking for object suffix" >& 5 +if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then + # Append any warnings to the config.log. + cat conftest.err 1>&5 + + for ac_file in conftest.*; do + case $ac_file in + *.c) ;; + *) objext=`echo $ac_file | sed -e s/conftest.//` ;; + esac + done +else + cat conftest.err 1>&5 + echo "$progname: failed program was:" >&5 + cat conftest.c >&5 +fi +$rm conftest* +echo "$ac_t$objext" 1>&6 + +echo $ac_n "checking for executable suffix... $ac_c" 1>&6 +if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + ac_cv_exeext="no" + $rm conftest* + echo 'main () { return 0; }' > conftest.c + echo "$progname:629: checking for executable suffix" >& 5 + if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then + # Append any warnings to the config.log. + cat conftest.err 1>&5 + + for ac_file in conftest.*; do + case $ac_file in + *.c | *.err | *.$objext ) ;; + *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;; + esac + done + else + cat conftest.err 1>&5 + echo "$progname: failed program was:" >&5 + cat conftest.c >&5 + fi + $rm conftest* +fi +if test "X$ac_cv_exeext" = Xno; then + exeext="" +else + exeext="$ac_cv_exeext" +fi +echo "$ac_t$ac_cv_exeext" 1>&6 + echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6 pic_flag= special_shlib_compile_flags= @@ -450,13 +661,21 @@ no_builtin_flag= if test "$with_gcc" = yes; then wl='-Wl,' link_static_flag='-static' - no_builtin_flag=' -fno-builtin' case "$host_os" in - aix3* | aix4* | irix5* | irix6* | osf3* | osf4*) + beos* | irix5* | irix6* | osf3* | osf4* | osf5*) # PIC is the default for these OSes. ;; - os2*) + aix*) + # Below there is a dirty hack to force normal static linking with -ldl + # The problem is because libdl dynamically linked with both libc and + # libC (AIX C++ library), which obviously doesn't included in libraries + # list by gcc. This cause undefined symbols with -static flags. + # This hack allows C programs to be linked with "-static -ldl", but + # we not sure about C++ programs. + link_static_flag="$link_static_flag ${wl}-lC" + ;; + cygwin* | mingw* | os2*) # We can build DLLs from non-PIC. ;; amigaos*) @@ -465,6 +684,11 @@ if test "$with_gcc" = yes; then # like `-m68040'. pic_flag='-m68020 -resident32 -malways-restore-a4' ;; + sysv4*MP*) + if test -d /usr/nec; then + pic_flag=-Kconform_pic + fi + ;; *) pic_flag='-fPIC' ;; @@ -490,11 +714,11 @@ else # PIC (with -KPIC) is the default. ;; - os2*) + cygwin* | mingw* | os2*) # We can build DLLs from non-PIC. ;; - osf3* | osf4*) + osf3* | osf4* | osf5*) # All OSF/1 code is PIC. wl='-Wl,' link_static_flag='-non_shared' @@ -506,7 +730,7 @@ else special_shlib_compile_flags='-belf' ;; - solaris2*) + solaris*) pic_flag='-KPIC' link_static_flag='-Bstatic' wl='-Wl,' @@ -518,7 +742,7 @@ else wl='-Qoption ld ' ;; - sysv4.2uw2*) + sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) pic_flag='-KPIC' link_static_flag='-Bstatic' wl='-Wl,' @@ -528,7 +752,12 @@ else pic_flag='-pic' link_static_flag='-Bstatic' ;; - + sysv4*MP*) + if test -d /usr/nec ;then + pic_flag='-Kconform_pic' + link_static_flag='-Bstatic' + fi + ;; *) can_build_shared=no ;; @@ -541,25 +770,33 @@ if test -n "$pic_flag"; then # Check to make sure the pic_flag actually works. echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6 $rm conftest* - echo 'main(){return(0);}' > conftest.c + echo "int some_variable = 0;" > conftest.c save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $pic_flag -DPIC" - echo "$progname:547: checking if $compiler PIC flag $pic_flag works" >&5 - if { (eval echo $progname:548: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then + echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5 + if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then # Append any warnings to the config.log. cat conftest.err 1>&5 - - # On HP-UX, both CC and GCC only warn that PIC is supported... then they - # create non-PIC objects. So, if there were any warnings, we assume that - # PIC is not supported. - if test -s conftest.err; then - echo "$ac_t"no 1>&6 - can_build_shared=no - pic_flag= - else + + case "$host_os" in + hpux9* | hpux10* | hpux11*) + # On HP-UX, both CC and GCC only warn that PIC is supported... then they + # create non-PIC objects. So, if there were any warnings, we assume that + # PIC is not supported. + if test -s conftest.err; then + echo "$ac_t"no 1>&6 + can_build_shared=no + pic_flag= + else + echo "$ac_t"yes 1>&6 + pic_flag=" $pic_flag" + fi + ;; + *) echo "$ac_t"yes 1>&6 pic_flag=" $pic_flag" - fi + ;; + esac else # Append any errors to the config.log. cat conftest.err 1>&5 @@ -573,6 +810,136 @@ else echo "$ac_t"none 1>&6 fi +# Check to see if options -o and -c are simultaneously supported by compiler +echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6 +$rm -r conftest 2>/dev/null +mkdir conftest +cd conftest +$rm conftest* +echo "int some_variable = 0;" > conftest.c +mkdir out +# According to Tom Tromey, Ian Lance Taylor reported there are C compilers +# that will create temporary files in the current directory regardless of +# the output directory. Thus, making CWD read-only will cause this test +# to fail, enabling locking or at least warning the user not to do parallel +# builds. +chmod -w . +save_CFLAGS="$CFLAGS" +CFLAGS="$CFLAGS -o out/conftest2.o" +echo "$progname:829: checking if $compiler supports -c -o file.o" >&5 +if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then + + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s out/conftest.err; then + echo "$ac_t"no 1>&6 + compiler_c_o=no + else + echo "$ac_t"yes 1>&6 + compiler_c_o=yes + fi +else + # Append any errors to the config.log. + cat out/conftest.err 1>&5 + compiler_c_o=no + echo "$ac_t"no 1>&6 +fi +CFLAGS="$save_CFLAGS" +chmod u+w . +$rm conftest* out/* +rmdir out +cd .. +rmdir conftest +$rm -r conftest 2>/dev/null + +if test x"$compiler_c_o" = x"yes"; then + # Check to see if we can write to a .lo + echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6 + $rm conftest* + echo "int some_variable = 0;" > conftest.c + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -c -o conftest.lo" + echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5 +if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then + + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + echo "$ac_t"no 1>&6 + compiler_o_lo=no + else + echo "$ac_t"yes 1>&6 + compiler_o_lo=yes + fi + else + # Append any errors to the config.log. + cat conftest.err 1>&5 + compiler_o_lo=no + echo "$ac_t"no 1>&6 + fi + CFLAGS="$save_CFLAGS" + $rm conftest* +else + compiler_o_lo=no +fi + +# Check to see if we can do hard links to lock some files if needed +hard_links="nottested" +if test "$compiler_c_o" = no && test "$need_locks" != no; then + # do not overwrite the value of need_locks provided by the user + echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6 + hard_links=yes + $rm conftest* + ln conftest.a conftest.b 2>/dev/null && hard_links=no + touch conftest.a + ln conftest.a conftest.b 2>&5 || hard_links=no + ln conftest.a conftest.b 2>/dev/null && hard_links=no + echo "$ac_t$hard_links" 1>&6 + $rm conftest* + if test "$hard_links" = no; then + echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2 + need_locks=warn + fi +else + need_locks=no +fi + +if test "$with_gcc" = yes; then + # Check to see if options -fno-rtti -fno-exceptions are supported by compiler + echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6 + $rm conftest* + echo "int some_variable = 0;" > conftest.c + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c" + echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5 + if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then + + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + echo "$ac_t"no 1>&6 + compiler_rtti_exceptions=no + else + echo "$ac_t"yes 1>&6 + compiler_rtti_exceptions=yes + fi + else + # Append any errors to the config.log. + cat conftest.err 1>&5 + compiler_rtti_exceptions=no + echo "$ac_t"no 1>&6 + fi + CFLAGS="$save_CFLAGS" + $rm conftest* + + if test "$compiler_rtti_exceptions" = "yes"; then + no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions' + else + no_builtin_flag=' -fno-builtin' + fi + +fi + # Check for any special shared library compilation flags. if test -n "$special_shlib_compile_flags"; then echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2 @@ -588,8 +955,8 @@ $rm conftest* echo 'main(){return(0);}' > conftest.c save_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS $link_static_flag" -echo "$progname:591: checking if $compiler static flag $link_static_flag works" >&5 -if { (eval echo $progname:592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then +echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5 +if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then echo "$ac_t$link_static_flag" 1>&6 else echo "$ac_t"none 1>&6 @@ -601,9 +968,9 @@ $rm conftest* if test -z "$LN_S"; then # Check to see if we can use ln -s, or we need hard links. echo $ac_n "checking whether ln -s works... $ac_c" 1>&6 - $rm conftestdata - if ln -s X conftestdata 2>/dev/null; then - $rm conftestdata + $rm conftest.dat + if ln -s X conftest.dat 2>/dev/null; then + $rm conftest.dat LN_S="ln -s" else LN_S=ln @@ -621,11 +988,17 @@ if test -z "$LD"; then if test "$with_gcc" = yes; then # Check if gcc -print-prog-name=ld gives a path. echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6 - echo "$progname:624: checking for ld used by GCC" >&5 + echo "$progname:991: checking for ld used by GCC" >&5 ac_prog=`($CC -print-prog-name=ld) 2>&5` case "$ac_prog" in # Accept absolute paths. - /* | [A-Za-z]:\\*) + [\\/]* | [A-Za-z]:[\\/]*) + re_direlt='/[^/][^/]*/\.\./' + # Canonicalize the path of ld + ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` + while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do + ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` + done test -z "$LD" && LD="$ac_prog" ;; "") @@ -639,17 +1012,17 @@ if test -z "$LD"; then esac elif test "$with_gnu_ld" = yes; then echo $ac_n "checking for GNU ld... $ac_c" 1>&6 - echo "$progname:642: checking for GNU ld" >&5 + echo "$progname:1015: checking for GNU ld" >&5 else echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6 - echo "$progname:645: checking for non-GNU ld" >&5 + echo "$progname:1018: checking for non-GNU ld" >&5 fi if test -z "$LD"; then - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. - if test -f "$ac_dir/$ac_prog"; then + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then LD="$ac_dir/$ac_prog" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some GNU ld's only accept -v. @@ -691,48 +1064,208 @@ echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c allow_undefined_flag= no_undefined_flag= +need_lib_prefix=unknown +need_version=unknown +# when you set need_version to no, make sure it does not cause -set_version +# flags to be left without arguments archive_cmds= +archive_expsym_cmds= old_archive_from_new_cmds= export_dynamic_flag_spec= +whole_archive_flag_spec= +thread_safe_flag_spec= hardcode_libdir_flag_spec= hardcode_libdir_separator= hardcode_direct=no hardcode_minus_L=no hardcode_shlibpath_var=unsupported runpath_var= +always_export_symbols=no +export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols' +# include_expsyms should be a list of space-separated symbols to be *always* +# included in the symbol list +include_expsyms= +# exclude_expsyms can be an egrep regular expression of symbols to exclude +# it will be wrapped by ` (' and `)$', so one must not match beginning or +# end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', +# as well as any symbol that contains `d'. +exclude_expsyms="_GLOBAL_OFFSET_TABLE_" +# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out +# platforms (ab)use it in PIC code, but their linkers get confused if +# the symbol is explicitly referenced. Since portable code cannot +# rely on this symbol name, it's probably fine to never include it in +# preloaded symbol tables. case "$host_os" in -amigaos* | sunos4*) - # On these operating systems, we should treat GNU ld like the system ld. - gnu_ld_acts_native=yes - ;; -*) - gnu_ld_acts_native=no +cygwin* | mingw*) + # FIXME: the MSVC++ port hasn't been tested in a loooong time + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + if test "$with_gcc" != yes; then + with_gnu_ld=no + fi ;; + esac ld_shlibs=yes -if test "$with_gnu_ld" = yes && test "$gnu_ld_acts_native" != yes; then +if test "$with_gnu_ld" = yes; then + # If archive_cmds runs LD, not CC, wlarc should be empty + wlarc='${wl}' # See if GNU ld supports shared libraries. - if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then - archive_cmds='$CC -shared ${wl}-soname $wl$soname -o $lib$libobjs' - runpath_var=LD_RUN_PATH - ld_shlibs=yes - else + case "$host_os" in + aix3* | aix4*) + # On AIX, the GNU linker is very broken ld_shlibs=no - fi + cat <<EOF 1>&2 + +*** Warning: the GNU linker, at least up to release 2.9.1, is reported +*** to be unable to reliably create shared libraries on AIX. +*** Therefore, libtool is disabling shared libraries support. If you +*** really care for shared libraries, you may want to modify your PATH +*** so that a non-GNU linker is found, and then restart. + +EOF + ;; + + amigaos*) + archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_minus_L=yes + + # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports + # that the semantics of dynamic libraries on AmigaOS, at least up + # to version 4, is to share data among multiple programs linked + # with the same dynamic library. Since this doesn't match the + # behavior of shared libraries on other platforms, we can use + # them. + ld_shlibs=no + ;; + + beos*) + if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then + allow_undefined_flag=unsupported + # Joseph Beckenbach <jrb3@best.com> says some releases of gcc + # support --undefined. This deserves some investigation. FIXME + archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' + else + ld_shlibs=no + fi + ;; + + cygwin* | mingw*) + # hardcode_libdir_flag_spec is actually meaningless, as there is + # no search path for DLLs. + hardcode_libdir_flag_spec='-L$libdir' + allow_undefined_flag=unsupported + always_export_symbols=yes + + # Extract the symbol export list from an `--export-all' def file, + # then regenerate the def file from the symbol export list, so that + # the compiled dll only exports the symbol export list. + # Be careful not to strip the DATA tag left by newer dlltools. + export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ + test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ + $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ + sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols' + + # If DATA tags from a recent dlltool are present, honour them! + archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ + _lt_hint=1; + cat $export_symbols | while read symbol; do + set dummy \$symbol; + case \$# in + 2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;; + *) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;; + esac; + _lt_hint=`expr 1 + \$_lt_hint`; + done~ + test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ + test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ + $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ + $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ + $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ + $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ + $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts' + + old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a' + ;; + + netbsd*) + if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then + archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib' + # can we support soname and/or expsyms with a.out? -oliva + fi + ;; + + solaris* | sysv5*) + if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then + ld_shlibs=no + cat <<EOF 1>&2 + +*** Warning: The releases 2.8.* of the GNU linker cannot reliably +*** create shared libraries on Solaris systems. Therefore, libtool +*** is disabling shared libraries support. We urge you to upgrade GNU +*** binutils to release 2.9.1 or newer. Another option is to modify +*** your PATH or compiler configuration so that the native linker is +*** used, and then restart. + +EOF + elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then + archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + ld_shlibs=no + fi + ;; + + sunos4*) + archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts' + wlarc= + hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + *) + if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then + archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + ld_shlibs=no + fi + ;; + esac if test "$ld_shlibs" = yes; then + runpath_var=LD_RUN_PATH hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' export_dynamic_flag_spec='${wl}--export-dynamic' + case $host_os in + cygwin* | mingw*) + # dlltool doesn't understand --whole-archive et. al. + whole_archive_flag_spec= + ;; + *) + # ancient GNU ld didn't support --whole-archive et. al. + if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then + whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' + else + whole_archive_flag_spec= + fi + ;; + esac fi else # PORTME fill in a description of your system's linker (not GNU ld) case "$host_os" in aix3*) allow_undefined_flag=unsupported - archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$LD -o $objdir/$soname$libobjs -bE:$lib.exp -T512 -H512 -bM:SRE;$AR cru $lib $objdir/$soname' + always_export_symbols=yes + archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname' # Note: this linker hardcodes the directories in LIBPATH if there # are no directories specified by -L. hardcode_minus_L=yes @@ -744,16 +1277,67 @@ else ;; aix4*) - allow_undefined_flag=unsupported - archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$CC -o $objdir/$soname$libobjs ${wl}-bE:$lib.exp ${wl}-bM:SRE ${wl}-bnoentry;$AR cru $lib $objdir/$soname' - hardcode_direct=yes - hardcode_minus_L=yes - ;; + hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib' + hardcode_libdir_separator=':' + if test "$with_gcc" = yes; then + collect2name=`${CC} -print-prog-name=collect2` + if test -f "$collect2name" && \ + strings "$collect2name" | grep resolve_lib_name >/dev/null + then + # We have reworked collect2 + hardcode_direct=yes + else + # We have old collect2 + hardcode_direct=unsupported + # It fails to find uninstalled libraries when the uninstalled + # path is not listed in the libpath. Setting hardcode_minus_L + # to unsupported forces relinking + hardcode_minus_L=yes + hardcode_libdir_flag_spec='-L$libdir' + hardcode_libdir_separator= + fi + shared_flag='-shared' + else + shared_flag='${wl}-bM:SRE' + hardcode_direct=yes + fi + allow_undefined_flag=' ${wl}-berok' + archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}' + archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}' + case "$host_os" in aix4.[01]|aix4.[01].*) + # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on + always_export_symbols=yes ;; + esac + ;; amigaos*) - archive_cmds='$rm $objdir/a2ixlibrary.data;$echo "#define NAME $libname" > $objdir/a2ixlibrary.data;$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data;$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data;$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data;$AR cru $lib$libobjs;$RANLIB $lib;(cd $objdir && a2ixlibrary -32)' + archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' hardcode_libdir_flag_spec='-L$libdir' hardcode_minus_L=yes + # see comment about different semantics on the GNU ld section + ld_shlibs=no + ;; + + cygwin* | mingw*) + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + # hardcode_libdir_flag_spec is actually meaningless, as there is + # no search path for DLLs. + hardcode_libdir_flag_spec=' ' + allow_undefined_flag=unsupported + # Tell ltmain to make .lib files, not .a files. + libext=lib + # FIXME: Setting linknames here is a bad hack. + archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames=' + # The linker will automatically build a .lib file if we build a DLL. + old_archive_from_new_cmds='true' + # FIXME: Should let the user specify the lib program. + old_archive_cmds='lib /OUT:$oldlib$oldobjs' + fix_srcfile_path='`cygpath -w $srcfile`' + ;; + + freebsd1*) + ld_shlibs=no ;; # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor @@ -761,61 +1345,64 @@ else # does not break anything, and helps significantly (at the cost of a little # extra space). freebsd2.2*) - archive_cmds='$LD -Bshareable -o $lib$libobjs /usr/lib/c++rt0.o' + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o' hardcode_libdir_flag_spec='-R$libdir' hardcode_direct=yes - hardcode_minus_L=yes hardcode_shlibpath_var=no ;; # Unfortunately, older versions of FreeBSD 2 do not have this feature. freebsd2*) - archive_cmds='$LD -Bshareable -o $lib$libobjs' + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' hardcode_direct=yes hardcode_minus_L=yes hardcode_shlibpath_var=no ;; - # FreeBSD 3, at last, uses gcc -shared to do shared libraries. - freebsd3* | freebsd4*) - archive_cmds='$CC -shared -o $lib$libobjs' + # FreeBSD 3 and greater uses gcc -shared to do shared libraries. + freebsd*) + archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-R$libdir' hardcode_direct=yes - hardcode_minus_L=yes hardcode_shlibpath_var=no ;; - hpux9*) - archive_cmds='$rm $objdir/$soname;$LD -b +s +b $install_libdir -o $objdir/$soname$libobjs;mv $objdir/$soname $lib' - hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' - hardcode_direct=yes - hardcode_minus_L=yes - export_dynamic_flag_spec='${wl}-E' - ;; - - hpux10* | hpux11*) - archive_cmds='$LD -b +h $soname +s +b $install_libdir -o $lib$libobjs' + hpux9* | hpux10* | hpux11*) + case "$host_os" in + hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;; + *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;; + esac hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' + hardcode_libdir_separator=: hardcode_direct=yes - hardcode_minus_L=yes + hardcode_minus_L=yes # Not in the search PATH, but as the default + # location of the library. export_dynamic_flag_spec='${wl}-E' ;; irix5* | irix6*) - archive_cmds='$LD -shared -o $lib -soname $soname -set_version $verstring$libobjs' + if test "$with_gcc" = yes; then + archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' + else + archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' + fi hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + hardcode_libdir_separator=: ;; netbsd*) - # Tested with NetBSD 1.2 ld - archive_cmds='$LD -Bshareable -o $lib$libobjs' - hardcode_libdir_flag_spec='-R$libdir' + if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out + else + archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF + fi + hardcode_libdir_flag_spec='${wl}-R$libdir' hardcode_direct=yes hardcode_shlibpath_var=no ;; openbsd*) - archive_cmds='$LD -Bshareable -o $lib$libobjs' + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-R$libdir' hardcode_direct=yes hardcode_shlibpath_var=no @@ -825,88 +1412,169 @@ else hardcode_libdir_flag_spec='-L$libdir' hardcode_minus_L=yes allow_undefined_flag=unsupported - archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def;$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def;$echo DATA >> $objdir/$libname.def;$echo " SINGLE NONSHARED" >> $objdir/$libname.def;$echo EXPORTS >> $objdir/$libname.def;emxexp$libobjs >> $objdir/$libname.def;$CC -Zdll -Zcrtdll -o $lib$libobjs $objdir/$libname.def' + archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def' old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def' ;; - osf3* | osf4*) - allow_undefined_flag=' -expect_unresolved \*' - archive_cmds='$LD -shared${allow_undefined_flag} -o $lib -soname $soname -set_version $verstring$libobjs$deplibs' + osf3*) + if test "$with_gcc" = yes; then + allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' + archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' + else + allow_undefined_flag=' -expect_unresolved \*' + archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' + fi hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' hardcode_libdir_separator=: ;; - sco3.2v5*) - archive_cmds='$LD -G -o $lib$libobjs' + osf4* | osf5*) # As osf3* with the addition of the -msym flag + if test "$with_gcc" = yes; then + allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' + archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' + else + allow_undefined_flag=' -expect_unresolved \*' + archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' + fi + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + hardcode_libdir_separator=: + ;; + rhapsody*) + archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts' + hardcode_libdir_flags_spec='-L$libdir' hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + sco3.2v5*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + hardcode_shlibpath_var=no + runpath_var=LD_RUN_PATH + hardcode_runpath_var=yes ;; - solaris2*) + solaris*) no_undefined_flag=' -z text' - archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib$libobjs' + # $CC -shared without GNU ld will not create a library from C++ + # object files and a static libstdc++, better avoid it by now + archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' + archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ + $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' hardcode_libdir_flag_spec='-R$libdir' hardcode_shlibpath_var=no - - # Solaris 2 before 2.5 hardcodes -L paths. case "$host_os" in - solaris2.[0-4]*) - hardcode_minus_L=yes - ;; + solaris2.[0-5] | solaris2.[0-5].*) ;; + *) # Supported since Solaris 2.6 (maybe 2.5.1?) + whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; esac ;; sunos4*) - if test "$with_gcc" = yes; then - archive_cmds='$CC -shared -o $lib$libobjs' - else - archive_cmds='$LD -assert pure-text -Bstatic -o $lib$libobjs' - fi - - if test "$with_gnu_ld" = yes; then - export_dynamic_flag_spec='${wl}-export-dynamic' - fi + archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-L$libdir' hardcode_direct=yes hardcode_minus_L=yes hardcode_shlibpath_var=no ;; + sysv4) + if test "x$host_vendor" = xsequent; then + # Use $CC to link under sequent, because it throws in some extra .o + # files that make .init and .fini sections work. + archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts' + else + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + fi + runpath_var='LD_RUN_PATH' + hardcode_shlibpath_var=no + hardcode_direct=no #Motorola manual says yes, but my tests say they lie + ;; + + sysv4.3*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + hardcode_shlibpath_var=no + export_dynamic_flag_spec='-Bexport' + ;; + + sysv5*) + no_undefined_flag=' -z text' + # $CC -shared without GNU ld will not create a library from C++ + # object files and a static libstdc++, better avoid it by now + archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' + archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ + $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' + hardcode_libdir_flag_spec= + hardcode_shlibpath_var=no + runpath_var='LD_RUN_PATH' + ;; + uts4*) - archive_cmds='$LD -G -h $soname -o $lib$libobjs' + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-L$libdir' - hardcode_direct=no + hardcode_shlibpath_var=no + ;; + + dgux*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_shlibpath_var=no + ;; + + sysv4*MP*) + if test -d /usr/nec; then + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + hardcode_shlibpath_var=no + runpath_var=LD_RUN_PATH + hardcode_runpath_var=yes + ld_shlibs=yes + fi + ;; + + sysv4.2uw2*) + archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts' + hardcode_direct=yes hardcode_minus_L=no hardcode_shlibpath_var=no + hardcode_runpath_var=yes + runpath_var=LD_RUN_PATH + ;; + + unixware7*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' + runpath_var='LD_RUN_PATH' + hardcode_shlibpath_var=no ;; *) ld_shlibs=no - can_build_shared=no ;; esac fi echo "$ac_t$ld_shlibs" 1>&6 +test "$ld_shlibs" = no && can_build_shared=no if test -z "$NM"; then echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6 case "$NM" in - /* | [A-Za-z]:\\*) ;; # Let the user override the test with a path. + [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path. *) - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" - for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" + for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/nm; then - # Check to see if the nm accepts a BSD-compat flag. - # Adding the `sed 1q' prevents false positives on HP-UX, which says: - # nm: unknown option "B" ignored - if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then - NM="$ac_dir/nm -B" - elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then - NM="$ac_dir/nm -p" + if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then + # Check to see if the nm accepts a BSD-compat flag. + # Adding the `sed 1q' prevents false positives on HP-UX, which says: + # nm: unknown option "B" ignored + if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then + NM="$ac_dir/nm -B" + break + elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then + NM="$ac_dir/nm -p" + break else - NM="$ac_dir/nm" + NM=${NM="$ac_dir/nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags fi - break fi done IFS="$ac_save_ifs" @@ -923,40 +1591,54 @@ echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6 # [They come from Ultrix. What could be older than Ultrix?!! ;)] # Character class describing NM global symbol codes. -symcode='[BCDEGRSTU]' +symcode='[BCDEGRST]' # Regexp to match symbols that can be accessed directly from C. sympat='\([_A-Za-z][_A-Za-z0-9]*\)' # Transform the above into a raw symbol and a C symbol. -symxfrm='\1 \1' +symxfrm='\1 \2\3 \3' + +# Transform an extracted symbol line into a proper C declaration +global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" # Define system-specific variables. case "$host_os" in aix*) - symcode='[BCDTU]' + symcode='[BCDT]' + ;; +cygwin* | mingw*) + symcode='[ABCDGISTW]' + ;; +hpux*) # Its linker distinguishes data from code symbols + global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" ;; irix*) - # Cannot use undefined symbols on IRIX because inlined functions mess us up. symcode='[BCDEGRST]' ;; -solaris2*) - symcode='[BDTU]' +solaris*) + symcode='[BDT]' + ;; +sysv4) + symcode='[DFNSTU]' ;; esac # If we're using GNU nm, then use its standard symbol codes. if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then - symcode='[ABCDGISTUW]' + symcode='[ABCDGISTW]' fi -# Write the raw and C identifiers. -global_symbol_pipe="sed -n -e 's/^.* $symcode $sympat$/$symxfrm/p'" +# Try without a prefix undercore, then with it. +for ac_symprfx in "" "_"; do -# Check to see that the pipe works correctly. -pipe_works=no -$rm conftest* -cat > conftest.c <<EOF + # Write the raw and C identifiers. + global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'" + + # Check to see that the pipe works correctly. + pipe_works=no + $rm conftest* + cat > conftest.c <<EOF #ifdef __cplusplus extern "C" { #endif @@ -968,93 +1650,100 @@ void nm_test_func(){} main(){nm_test_var='a';nm_test_func();return(0);} EOF -echo "$progname:971: checking if global_symbol_pipe works" >&5 -if { (eval echo $progname:972: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.o; then - # Now try to grab the symbols. - nlist=conftest.nm - if { echo "$progname:975: eval \"$NM conftest.o | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.o | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then - - # Try sorting and uniquifying the output. - if sort "$nlist" | uniq > "$nlist"T; then - mv -f "$nlist"T "$nlist" - wcout=`wc "$nlist" 2>/dev/null` - count=`$echo "X$wcout" | $Xsed -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'` - (test "$count" -ge 0) 2>/dev/null || count=-1 - else - rm -f "$nlist"T - count=-1 - fi + echo "$progname:1653: checking if global_symbol_pipe works" >&5 + if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then + # Now try to grab the symbols. + nlist=conftest.nm + if { echo "$progname:1657: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then + + # Try sorting and uniquifying the output. + if sort "$nlist" | uniq > "$nlist"T; then + mv -f "$nlist"T "$nlist" + else + rm -f "$nlist"T + fi - # Make sure that we snagged all the symbols we need. - if egrep ' nm_test_var$' "$nlist" >/dev/null; then - if egrep ' nm_test_func$' "$nlist" >/dev/null; then - cat <<EOF > conftest.c + # Make sure that we snagged all the symbols we need. + if egrep ' nm_test_var$' "$nlist" >/dev/null; then + if egrep ' nm_test_func$' "$nlist" >/dev/null; then + cat <<EOF > conftest.c #ifdef __cplusplus extern "C" { #endif EOF - # Now generate the symbol file. - sed 's/^.* \(.*\)$/extern char \1;/' < "$nlist" >> conftest.c + # Now generate the symbol file. + eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c' - cat <<EOF >> conftest.c + cat <<EOF >> conftest.c #if defined (__STDC__) && __STDC__ -# define __ptr_t void * +# define lt_ptr_t void * #else -# define __ptr_t char * +# define lt_ptr_t char * +# define const #endif -/* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */ -int dld_preloaded_symbol_count = $count; - /* The mapping between symbol names and symbols. */ -struct { - char *name; - __ptr_t address; +const struct { + const char *name; + lt_ptr_t address; } -dld_preloaded_symbols[] = +lt_preloaded_symbols[] = { EOF - sed 's/^\(.*\) \(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$nlist" >> conftest.c - cat <<\EOF >> conftest.c - {0, (__ptr_t) 0} + sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c + cat <<\EOF >> conftest.c + {0, (lt_ptr_t) 0} }; #ifdef __cplusplus } #endif EOF - # Now try linking the two files. - mv conftest.o conftestm.o - save_LIBS="$LIBS" - save_CFLAGS="$CFLAGS" - LIBS='conftestm.o' - CFLAGS="$CFLAGS$no_builtin_flag" - if { (eval echo $progname:1033: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then - pipe_works=yes - else - echo "$progname: failed program was:" >&5 - cat conftest.c >&5 - fi - LIBS="$save_LIBS" + # Now try linking the two files. + mv conftest.$objext conftstm.$objext + save_LIBS="$LIBS" + save_CFLAGS="$CFLAGS" + LIBS="conftstm.$objext" + CFLAGS="$CFLAGS$no_builtin_flag" + if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then + pipe_works=yes + else + echo "$progname: failed program was:" >&5 + cat conftest.c >&5 + fi + LIBS="$save_LIBS" + else + echo "cannot find nm_test_func in $nlist" >&5 + fi else - echo "cannot find nm_test_func in $nlist" >&5 + echo "cannot find nm_test_var in $nlist" >&5 fi else - echo "cannot find nm_test_var in $nlist" >&5 + echo "cannot run $global_symbol_pipe" >&5 fi else - echo "cannot run $global_symbol_pipe" >&5 + echo "$progname: failed program was:" >&5 + cat conftest.c >&5 fi + $rm conftest* conftst* + + # Do not use the global_symbol_pipe unless it works. + if test "$pipe_works" = yes; then + break + else + global_symbol_pipe= + fi +done +if test "$pipe_works" = yes; then + echo "${ac_t}ok" 1>&6 else - echo "$progname: failed program was:" >&5 - cat conftest.c >&5 + echo "${ac_t}failed" 1>&6 fi -$rm conftest* -# Do not use the global_symbol_pipe unless it works. -echo "$ac_t$pipe_works" 1>&6 -test "$pipe_works" = yes || global_symbol_pipe= +if test -z "$global_symbol_pipe"; then + global_symbol_to_cdecl= +fi # Check hardcoding attributes. echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6 @@ -1063,35 +1752,32 @@ if test -n "$hardcode_libdir_flag_spec" || \ test -n "$runpath_var"; then # We can hardcode non-existant directories. - if test "$hardcode_direct" != no && \ - test "$hardcode_minus_L" != no && \ - test "$hardcode_shlibpath_var" != no; then - + if test "$hardcode_direct" != no && + # If the only mechanism to avoid hardcoding is shlibpath_var, we + # have to relink, otherwise we might link with an installed library + # when we should be linking with a yet-to-be-installed one + ## test "$hardcode_shlibpath_var" != no && + test "$hardcode_minus_L" != no; then # Linking always hardcodes the temporary library directory. hardcode_action=relink else # We can link without hardcoding, and we can hardcode nonexisting dirs. hardcode_action=immediate fi -elif test "$hardcode_direct" != yes && \ - test "$hardcode_minus_L" != yes && \ - test "$hardcode_shlibpath_var" != yes; then - # We cannot hardcode anything. - hardcode_action=unsupported else - # We can only hardcode existing directories. - hardcode_action=relink + # We cannot hardcode anything, or else we can only hardcode existing + # directories. + hardcode_action=unsupported fi echo "$ac_t$hardcode_action" 1>&6 -test "$hardcode_action" = unsupported && can_build_shared=no reload_flag= reload_cmds='$LD$reload_flag -o $output$reload_objs' echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6 -# PORTME Some linker may need a different reload flag. +# PORTME Some linkers may need a different reload flag. reload_flag='-r' -echo "$ac_t$reload_flag" +echo "$ac_t$reload_flag" 1>&6 test -n "$reload_flag" && reload_flag=" $reload_flag" # PORTME Fill in your ld.so characteristics @@ -1103,18 +1789,45 @@ postuninstall_cmds= finish_cmds= finish_eval= shlibpath_var= +shlibpath_overrides_runpath=unknown version_type=none dynamic_linker="$host_os ld.so" - +sys_lib_dlsearch_path_spec="/lib /usr/lib" +sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" +file_magic_cmd= +file_magic_test_file= +deplibs_check_method='unknown' +# Need to set the preceding variable on all platforms that support +# interlibrary dependencies. +# 'none' -- dependencies not supported. +# `unknown' -- same as none, but documents that we really don't know. +# 'pass_all' -- all dependencies passed with no checks. +# 'test_compile' -- check by making test program. +# 'file_magic [regex]' -- check by looking for files in library path +# which responds to the $file_magic_cmd with a given egrep regex. +# If you have `file' or equivalent on your system and you're not sure +# whether `pass_all' will *always* work, you probably want this one. echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6 case "$host_os" in -aix3* | aix4*) +aix3*) version_type=linux - library_names_spec='${libname}${release}.so.$versuffix $libname.a' + library_names_spec='${libname}${release}.so$versuffix $libname.a' shlibpath_var=LIBPATH # AIX has no versioning support, so we append a major version to the name. - soname_spec='${libname}${release}.so.$major' + soname_spec='${libname}${release}.so$major' + ;; + +aix4*) + version_type=linux + # AIX has no versioning support, so currently we can not hardcode correct + # soname into executable. Probably we can add versioning support to + # collect2, so additional links can be useful in future. + # We preserve .a as extension for shared libraries though AIX4.2 + # and later linker supports .so + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a' + shlibpath_var=LIBPATH + deplibs_check_method=pass_all ;; amigaos*) @@ -1123,16 +1836,91 @@ amigaos*) finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done' ;; -freebsd2* | freebsd3* | freebsd4*) - version_type=sunos - library_names_spec='${libname}${release}.so.$versuffix $libname.so' - finish_cmds='PATH="$PATH:/sbin" ldconfig -m $libdir' +beos*) + library_names_spec='${libname}.so' + dynamic_linker="$host_os ld.so" + shlibpath_var=LIBRARY_PATH + deplibs_check_method=pass_all + lt_cv_dlopen="load_add_on" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + ;; + +bsdi4*) + version_type=linux + need_version=no + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' + shlibpath_var=LD_LIBRARY_PATH + deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)' + file_magic_cmd=/usr/bin/file + file_magic_test_file=/shlib/libc.so + sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" + sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" + export_dynamic_flag_spec=-rdynamic + # the default ld.so.conf also contains /usr/contrib/lib and + # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow + # libtool to hard-code these into programs + ;; + +cygwin* | mingw*) + version_type=windows + need_version=no + need_lib_prefix=no + if test "$with_gcc" = yes; then + library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a' + else + library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib' + fi + dynamic_linker='Win32 ld.exe' + deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?' + file_magic_cmd='${OBJDUMP} -f' + # FIXME: first we should search . and the directory the executable is in + shlibpath_var=PATH + lt_cv_dlopen="LoadLibrary" + lt_cv_dlopen_libs= + ;; + +freebsd1*) + dynamic_linker=no + ;; + +freebsd*) + objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout` + version_type=freebsd-$objformat + case "$version_type" in + freebsd-elf*) + deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object' + file_magic_cmd=/usr/bin/file + file_magic_test_file=`echo /usr/lib/libc.so*` + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' + need_version=no + need_lib_prefix=no + ;; + freebsd-*) + deplibs_check_method=unknown + library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix' + need_version=yes + ;; + esac shlibpath_var=LD_LIBRARY_PATH + case "$host_os" in + freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*) + shlibpath_overrides_runpath=yes + ;; + *) # from 3.2 on + shlibpath_overrides_runpath=no + ;; + esac ;; gnu*) - version_type=sunos - library_names_spec='${libname}${release}.so.$versuffix' + version_type=linux + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so' + soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH ;; @@ -1141,18 +1929,52 @@ hpux9* | hpux10* | hpux11*) # link against other versions. dynamic_linker="$host_os dld.sl" version_type=sunos + need_lib_prefix=no + need_version=no shlibpath_var=SHLIB_PATH - library_names_spec='${libname}${release}.sl.$versuffix ${libname}${release}.sl.$major $libname.sl' - soname_spec='${libname}${release}.sl.$major' + shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH + library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl' + soname_spec='${libname}${release}.sl$major' # HP-UX runs *really* slowly unless shared libraries are mode 555. postinstall_cmds='chmod 555 $lib' + case "$host_os" in + hpux10.20*) + # TODO: Does this work for hpux-11 too? + deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library' + file_magic_cmd=/usr/bin/file + file_magic_test_file=/usr/lib/libc.sl + ;; + esac ;; irix5* | irix6*) - version_type=osf - soname_spec='${libname}${release}.so' - library_names_spec='${libname}${release}.so.$versuffix $libname.so' - shlibpath_var=LD_LIBRARY_PATH + version_type=irix + need_lib_prefix=no + need_version=no + soname_spec='${libname}${release}.so.$major' + library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so' + case "$host_os" in + irix5*) + libsuff= shlibsuff= + # this will be overridden with pass_all, but let us keep it just in case + deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" + ;; + *) + case "$LD" in # libtool.m4 will add one of these switches to LD + *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;; + *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;; + *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;; + *) libsuff= shlibsuff= libmagic=never-match;; + esac + ;; + esac + shlibpath_var=LD_LIBRARY${shlibsuff}_PATH + shlibpath_overrides_runpath=no + sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" + sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" + file_magic_cmd=/usr/bin/file + file_magic_test_file=`echo /lib${libsuff}/libc.so*` + deplibs_check_method='pass_all' ;; # No shared lib support for Linux oldld, aout, or coff. @@ -1163,10 +1985,14 @@ linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*) # This must be Linux ELF. linux-gnu*) version_type=linux - library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so' - soname_spec='${libname}${release}.so.$major' - finish_cmds='PATH="$PATH:/sbin" ldconfig -n $libdir' + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + deplibs_check_method=pass_all if test -f /lib/ld.so.1; then dynamic_linker='GNU ld.so' @@ -1179,85 +2005,208 @@ linux-gnu*) fi ;; -netbsd* | openbsd*) +netbsd*) + version_type=sunos + if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then + library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' + dynamic_linker='NetBSD (a.out) ld.so' + else + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so' + soname_spec='${libname}${release}.so$major' + dynamic_linker='NetBSD ld.elf_so' + fi + shlibpath_var=LD_LIBRARY_PATH + ;; + +openbsd*) version_type=sunos - library_names_spec='${libname}${release}.so.$versuffix' - finish_cmds='PATH="$PATH:/sbin" ldconfig -m $libdir' + if test "$with_gnu_ld" = yes; then + need_lib_prefix=no + need_version=no + fi + library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' shlibpath_var=LD_LIBRARY_PATH ;; os2*) libname_spec='$name' + need_lib_prefix=no library_names_spec='$libname.dll $libname.a' dynamic_linker='OS/2 ld.exe' shlibpath_var=LIBPATH ;; -osf3* | osf4*) +osf3* | osf4* | osf5*) version_type=osf + need_version=no soname_spec='${libname}${release}.so' - library_names_spec='${libname}${release}.so.$versuffix $libname.so' + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' shlibpath_var=LD_LIBRARY_PATH + # this will be overridden with pass_all, but let us keep it just in case + deplibs_check_method='file_magic COFF format alpha shared library' + file_magic_cmd=/usr/bin/file + file_magic_test_file=/shlib/libc.so + deplibs_check_method='pass_all' + sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" + sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" + ;; + +rhapsody*) + version_type=sunos + library_names_spec='${libname}.so' + soname_spec='${libname}.so' + shlibpath_var=DYLD_LIBRARY_PATH + deplibs_check_method=pass_all ;; sco3.2v5*) version_type=osf - soname_spec='${libname}${release}.so.$major' - library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so' + soname_spec='${libname}${release}.so$major' + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' shlibpath_var=LD_LIBRARY_PATH ;; -solaris2*) +solaris*) version_type=linux - library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so' - soname_spec='${libname}${release}.so.$major' + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + # ldd complains unless libraries are executable + postinstall_cmds='chmod +x $lib' + deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib" + file_magic_cmd=/usr/bin/file + file_magic_test_file=/lib/libc.so ;; sunos4*) version_type=sunos - library_names_spec='${libname}${release}.so.$versuffix' - finish_cmds='PATH="$PATH:/usr/etc" ldconfig $libdir' + library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' + finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + if test "$with_gnu_ld" = yes; then + need_lib_prefix=no + fi + need_version=yes ;; -sysv4.2uw2*) +sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) version_type=linux - library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so' - soname_spec='${libname}${release}.so.$major' + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH + case "$host_vendor" in + sequent) + file_magic_cmd='/bin/file' + deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' + ;; + ncr) + deplibs_check_method='pass_all' + ;; + motorola) + need_lib_prefix=no + need_version=no + shlibpath_overrides_runpath=no + sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' + deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]' + file_magic_cmd=/usr/bin/file + file_magic_test_file=`echo /usr/lib/libc.so*` + ;; + esac ;; uts4*) version_type=linux - library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so' - soname_spec='${libname}${release}.so.$major' + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH ;; +dgux*) + version_type=linux + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' + soname_spec='${libname}${release}.so$major' + shlibpath_var=LD_LIBRARY_PATH + ;; + +sysv4*MP*) + if test -d /usr/nec ;then + version_type=linux + library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so' + soname_spec='$libname.so.$major' + shlibpath_var=LD_LIBRARY_PATH + fi + ;; + *) dynamic_linker=no ;; esac -echo "$ac_t$dynamic_linker" +echo "$ac_t$dynamic_linker" 1>&6 test "$dynamic_linker" = no && can_build_shared=no # Report the final consequences. echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6 +# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in +# configure.in, otherwise build static only libraries. +case "$host_os" in +cygwin* | mingw* | os2*) + if test x$can_build_shared = xyes; then + test x$enable_win32_dll = xno && can_build_shared=no + echo "checking if package supports dlls... $can_build_shared" 1>&6 + fi +;; +esac + +if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then + case "$deplibs_check_method" in + "file_magic "*) + file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`" + if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | + egrep "$file_magic_regex" > /dev/null; then + : + else + cat <<EOF 1>&2 + +*** Warning: the command libtool uses to detect shared libraries, +*** $file_magic_cmd, produces output that libtool cannot recognize. +*** The result is that libtool may fail to recognize shared libraries +*** as such. This will affect the creation of libtool libraries that +*** depend on shared libraries, but programs linked with such libtool +*** libraries will work regardless of this problem. Nevertheless, you +*** may want to report the problem to your system manager and/or to +*** bug-libtool@gnu.org + +EOF + fi ;; + esac +fi + echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6 test "$can_build_shared" = "no" && enable_shared=no # On AIX, shared libraries and static libraries use the same namespace, and # are all built from PIC. case "$host_os" in -aix*) +aix3*) test "$enable_shared" = yes && enable_static=no if test -n "$RANLIB"; then - archive_cmds="$archive_cmds;\$RANLIB \$lib" + archive_cmds="$archive_cmds~\$RANLIB \$lib" postinstall_cmds='$RANLIB $lib' fi ;; + +aix4*) + test "$enable_shared" = yes && enable_static=no + ;; esac echo "$ac_t$enable_shared" 1>&6 @@ -1267,6 +2216,15 @@ test "$enable_shared" = yes || enable_static=yes echo "checking whether to build static libraries... $enable_static" 1>&6 +if test "$hardcode_action" = relink; then + # Fast installation is not supported + enable_fast_install=no +elif test "$shlibpath_overrides_runpath" = yes || + test "$enable_shared" = no; then + # Fast installation is not necessary + enable_fast_install=needless +fi + echo $ac_n "checking for objdir... $ac_c" 1>&6 rm -f .libs 2>/dev/null mkdir .libs 2>/dev/null @@ -1279,47 +2237,512 @@ fi rmdir .libs 2>/dev/null echo "$ac_t$objdir" 1>&6 +if test "x$enable_dlopen" != xyes; then + enable_dlopen=unknown + enable_dlopen_self=unknown + enable_dlopen_self_static=unknown +else +if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then + lt_cv_dlopen=no lt_cv_dlopen_libs= +echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6 +echo "$progname:2248: checking for dlopen in -ldl" >&5 +ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'` +if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + ac_save_LIBS="$LIBS" +LIBS="-ldl $LIBS" +cat > conftest.$ac_ext <<EOF +#line 2256 "ltconfig" +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlopen(); + +int main() { +dlopen() +; return 0; } +EOF +if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=yes" +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=no" +fi +rm -f conftest* +LIBS="$ac_save_LIBS" + +fi +if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then + echo "$ac_t""yes" 1>&6 + lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" +else + echo "$ac_t""no" 1>&6 +echo $ac_n "checking for dlopen""... $ac_c" 1>&6 +echo "$progname:2288: checking for dlopen" >&5 +if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 2293 "ltconfig" +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char dlopen(); below. */ +#include <assert.h> +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlopen(); + +int main() { + +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_dlopen) || defined (__stub___dlopen) +choke me +#else +dlopen(); +#endif + +; return 0; } +EOF +if { (eval echo $progname:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_func_dlopen=yes" +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_func_dlopen=no" +fi +rm -f conftest* +fi +if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then + echo "$ac_t""yes" 1>&6 + lt_cv_dlopen="dlopen" +else + echo "$ac_t""no" 1>&6 +echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6 +echo "$progname:2335: checking for dld_link in -ldld" >&5 +ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'` +if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + ac_save_LIBS="$LIBS" +LIBS="-ldld $LIBS" +cat > conftest.$ac_ext <<EOF +#line 2343 "ltconfig" +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dld_link(); + +int main() { +dld_link() +; return 0; } +EOF +if { (eval echo $progname:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=yes" +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=no" +fi +rm -f conftest* +LIBS="$ac_save_LIBS" + +fi +if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then + echo "$ac_t""yes" 1>&6 + lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld" +else + echo "$ac_t""no" 1>&6 +echo $ac_n "checking for shl_load""... $ac_c" 1>&6 +echo "$progname:2375: checking for shl_load" >&5 +if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 2380 "ltconfig" +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char shl_load(); below. */ +#include <assert.h> +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char shl_load(); + +int main() { + +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_shl_load) || defined (__stub___shl_load) +choke me +#else +shl_load(); +#endif + +; return 0; } +EOF +if { (eval echo $progname:2405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_func_shl_load=yes" +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_func_shl_load=no" +fi +rm -f conftest* +fi + +if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then + echo "$ac_t""yes" 1>&6 + lt_cv_dlopen="shl_load" +else + echo "$ac_t""no" 1>&6 +echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6 +echo "$progname:2423: checking for shl_load in -ldld" >&5 +ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'` +if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + ac_save_LIBS="$LIBS" +LIBS="-ldld $LIBS" +cat > conftest.$ac_ext <<EOF +#line 2431 "ltconfig" +#include "confdefs.h" +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char shl_load(); + +int main() { +shl_load() +; return 0; } +EOF +if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=yes" +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_lib_$ac_lib_var=no" +fi +rm -f conftest* +LIBS="$ac_save_LIBS" + +fi +if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then + echo "$ac_t""yes" 1>&6 + lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld" +else + echo "$ac_t""no" 1>&6 +fi + + +fi + + +fi + + +fi + + +fi + +fi + + if test "x$lt_cv_dlopen" != xno; then + enable_dlopen=yes + fi + + case "$lt_cv_dlopen" in + dlopen) +for ac_hdr in dlfcn.h; do +ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` +echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 +echo "$progname:2488: checking for $ac_hdr" >&5 +if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 2493 "ltconfig" +#include <$ac_hdr> +int fnord = 0; +EOF +ac_try="$ac_compile >/dev/null 2>conftest.out" +{ (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` +if test -z "$ac_err"; then + rm -rf conftest* + eval "ac_cv_header_$ac_safe=yes" +else + echo "$ac_err" >&5 + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_header_$ac_safe=no" +fi +rm -f conftest* +fi +if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + echo "$ac_t""yes" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi +done + + if test "x$ac_cv_header_dlfcn_h" = xyes; then + CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" + fi + eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" + LIBS="$lt_cv_dlopen_libs $LIBS" + + echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6 +echo "$progname:2526: checking whether a program can dlopen itself" >&5 +if test "${lt_cv_dlopen_self+set}" = set; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test "$cross_compiling" = yes; then + lt_cv_dlopen_self=cross + else + cat > conftest.c <<EOF +#line 2534 "ltconfig" + +#if HAVE_DLFCN_H +#include <dlfcn.h> +#endif + +#include <stdio.h> + +#ifdef RTLD_GLOBAL +# define LTDL_GLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LTDL_GLOBAL DL_GLOBAL +# else +# define LTDL_GLOBAL 0 +# endif +#endif + +/* We may have to define LTDL_LAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LTDL_LAZY_OR_NOW +# ifdef RTLD_LAZY +# define LTDL_LAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LTDL_LAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LTDL_LAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LTDL_LAZY_OR_NOW DL_NOW +# else +# define LTDL_LAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +fnord() { int i=42;} +main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); + if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); + if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } + +EOF +if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null +then + lt_cv_dlopen_self=yes +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -fr conftest* + lt_cv_dlopen_self=no +fi +rm -fr conftest* +fi + +fi + +echo "$ac_t""$lt_cv_dlopen_self" 1>&6 + + if test "$lt_cv_dlopen_self" = yes; then + LDFLAGS="$LDFLAGS $link_static_flag" + echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6 +echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5 +if test "${lt_cv_dlopen_self_static+set}" = set; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test "$cross_compiling" = yes; then + lt_cv_dlopen_self_static=cross + else + cat > conftest.c <<EOF +#line 2607 "ltconfig" + +#if HAVE_DLFCN_H +#include <dlfcn.h> +#endif + +#include <stdio.h> + +#ifdef RTLD_GLOBAL +# define LTDL_GLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LTDL_GLOBAL DL_GLOBAL +# else +# define LTDL_GLOBAL 0 +# endif +#endif + +/* We may have to define LTDL_LAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LTDL_LAZY_OR_NOW +# ifdef RTLD_LAZY +# define LTDL_LAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LTDL_LAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LTDL_LAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LTDL_LAZY_OR_NOW DL_NOW +# else +# define LTDL_LAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +fnord() { int i=42;} +main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); + if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); + if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } + +EOF +if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null +then + lt_cv_dlopen_self_static=yes +else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -fr conftest* + lt_cv_dlopen_self_static=no +fi +rm -fr conftest* +fi + +fi + +echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6 +fi + ;; + esac + + case "$lt_cv_dlopen_self" in + yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; + *) enable_dlopen_self=unknown ;; + esac + + case "$lt_cv_dlopen_self_static" in + yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; + *) enable_dlopen_self_static=unknown ;; + esac +fi + # Copy echo and quote the copy, instead of the original, because it is # used later. ltecho="$echo" +if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then + ltecho="$CONFIG_SHELL \$0 --fallback-echo" +fi +LTSHELL="$SHELL" -# Now quote all the things that may contain metacharacters. -for var in ltecho old_CC old_CFLAGS old_CPPFLAGS old_LD old_NM old_RANLIB \ - old_LN_S AR CC LD LN_S NM reload_flag reload_cmds wl pic_flag \ - link_static_flag no_builtin_flag export_dynamic_flag_spec \ - libname_spec library_names_spec soname_spec RANLIB \ - old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ - old_postuninstall_cmds archive_cmds postinstall_cmds postuninstall_cmds \ - allow_undefined_flag no_undefined_flag \ - finish_cmds finish_eval global_symbol_pipe \ - hardcode_libdir_flag_spec hardcode_libdir_separator; do - - case "$var" in - reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \ - old_postinstall_cmds | old_postuninstall_cmds | archive_cmds | \ - postinstall_cmds | postuninstall_cmds | finish_cmds) - # Double-quote double-evaled strings. - eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\"\`" - ;; - *) - eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`" +LTCONFIG_VERSION="$VERSION" + +# Only quote variables if we're using ltmain.sh. +case "$ltmain" in +*.sh) + # Now quote all the things that may contain metacharacters. + for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \ + old_LD old_LDFLAGS old_LIBS \ + old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \ + AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \ + reload_flag reload_cmds wl \ + pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \ + thread_safe_flag_spec whole_archive_flag_spec libname_spec \ + library_names_spec soname_spec \ + RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ + old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \ + file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \ + finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \ + hardcode_libdir_flag_spec hardcode_libdir_separator \ + sys_lib_search_path_spec sys_lib_dlsearch_path_spec \ + compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do + + case "$var" in + reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \ + old_postinstall_cmds | old_postuninstall_cmds | \ + export_symbols_cmds | archive_cmds | archive_expsym_cmds | \ + postinstall_cmds | postuninstall_cmds | \ + finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec) + # Double-quote double-evaled strings. + eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" + ;; + *) + eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" + ;; + esac + done + + case "$ltecho" in + *'\$0 --fallback-echo"') + ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'` ;; esac -done -ofile=libtool -trap "$rm $ofile; exit 1" 1 2 15 -echo creating $ofile -$rm $ofile -cat <<EOF > $ofile -#! /bin/sh + trap "$rm \"$ofile\"; exit 1" 1 2 15 + echo "creating $ofile" + $rm "$ofile" + cat <<EOF > "$ofile" +#! $SHELL -# libtool - Provide generalized library-building support services. -# Generated automatically by $PROGRAM - GNU $PACKAGE $VERSION +# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services. +# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh. # -# Copyright (C) 1996-1998 Free Software Foundation, Inc. -# Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 +# Copyright (C) 1996-1999 Free Software Foundation, Inc. +# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -1340,120 +2763,208 @@ cat <<EOF > $ofile # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. -# This program was configured as follows, -# on host `(hostname || uname -n) 2>/dev/null | sed 1q`: -# -# CC="$old_CC" CFLAGS="$old_CFLAGS" CPPFLAGS="$old_CPPFLAGS" \\ -# LD="$old_LD" NM="$old_NM" RANLIB="$old_RANLIB" LN_S="$old_LN_S" \\ -# $0$ltconfig_args -# -# Compiler and other test output produced by $progname, useful for -# debugging $progname, is in ./config.log if it exists. - # Sed that helps us avoid accidentally triggering echo(1) options like -n. Xsed="sed -e s/^X//" # The HP-UX ksh and POSIX shell print the target directory to stdout # if CDPATH is set. -if test "\${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi +if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi -# An echo program that does not interpret backslashes. -echo="$ltecho" +### BEGIN LIBTOOL CONFIG +EOF + cfgfile="$ofile" + ;; + +*) + # Double-quote the variables that need it (for aesthetics). + for var in old_CC old_CFLAGS old_CPPFLAGS \ + old_LD old_LDFLAGS old_LIBS \ + old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do + eval "$var=\\\"\$var\\\"" + done + + # Just create a config file. + cfgfile="$ofile.cfg" + trap "$rm \"$cfgfile\"; exit 1" 1 2 15 + echo "creating $cfgfile" + $rm "$cfgfile" + cat <<EOF > "$cfgfile" +# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file. +# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) +EOF + ;; +esac + +cat <<EOF >> "$cfgfile" +# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`: +# +# CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\ +# LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\ +# NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\ +# DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\ +# $0$ltconfig_args +# +# Compiler and other test output produced by $progname, useful for +# debugging $progname, is in ./config.log if it exists. # The version of $progname that generated this script. -LTCONFIG_VERSION="$VERSION" +LTCONFIG_VERSION=$LTCONFIG_VERSION # Shell to use when invoking shell scripts. -SHELL=${CONFIG_SHELL-/bin/sh} +SHELL=$LTSHELL -# Whether or not to build libtool libraries. +# Whether or not to build shared libraries. build_libtool_libs=$enable_shared -# Whether or not to build old-style libraries. +# Whether or not to build static libraries. build_old_libs=$enable_static +# Whether or not to optimize for fast installation. +fast_install=$enable_fast_install + # The host system. -host_alias="$host_alias" -host="$host" +host_alias=$host_alias +host=$host + +# An echo program that does not interpret backslashes. +echo=$ltecho # The archiver. -AR="$AR" +AR=$AR # The default C compiler. -CC="$CC" +CC=$CC # The linker used to build libraries. -LD="$LD" +LD=$LD # Whether we need hard or soft links. -LN_S="$LN_S" +LN_S=$LN_S # A BSD-compatible nm program. -NM="$NM" +NM=$NM + +# Used on cygwin: DLL creation program. +DLLTOOL="$DLLTOOL" + +# Used on cygwin: object dumper. +OBJDUMP="$OBJDUMP" + +# Used on cygwin: assembler. +AS="$AS" # The name of the directory that contains temporary libtool files. -objdir="$objdir" +objdir=$objdir # How to create reloadable object files. -reload_flag="$reload_flag" -reload_cmds="$reload_cmds" +reload_flag=$reload_flag +reload_cmds=$reload_cmds # How to pass a linker flag through the compiler. -wl="$wl" +wl=$wl + +# Object file suffix (normally "o"). +objext="$objext" + +# Old archive suffix (normally "a"). +libext="$libext" + +# Executable file suffix (normally ""). +exeext="$exeext" # Additional compiler flags for building library objects. -pic_flag="$pic_flag" +pic_flag=$pic_flag + +# Does compiler simultaneously support -c and -o options? +compiler_c_o=$compiler_c_o + +# Can we write directly to a .lo ? +compiler_o_lo=$compiler_o_lo + +# Must we lock files when doing compilation ? +need_locks=$need_locks + +# Do we need the lib prefix for modules? +need_lib_prefix=$need_lib_prefix + +# Do we need a version for libraries? +need_version=$need_version + +# Whether dlopen is supported. +dlopen=$enable_dlopen + +# Whether dlopen of programs is supported. +dlopen_self=$enable_dlopen_self + +# Whether dlopen of statically linked programs is supported. +dlopen_self_static=$enable_dlopen_self_static # Compiler flag to prevent dynamic linking. -link_static_flag="$link_static_flag" +link_static_flag=$link_static_flag # Compiler flag to turn off builtin functions. -no_builtin_flag="$no_builtin_flag" +no_builtin_flag=$no_builtin_flag # Compiler flag to allow reflexive dlopens. -export_dynamic_flag_spec="$export_dynamic_flag_spec" +export_dynamic_flag_spec=$export_dynamic_flag_spec + +# Compiler flag to generate shared objects directly from archives. +whole_archive_flag_spec=$whole_archive_flag_spec + +# Compiler flag to generate thread-safe objects. +thread_safe_flag_spec=$thread_safe_flag_spec # Library versioning type. version_type=$version_type # Format of library name prefix. -libname_spec="$libname_spec" +libname_spec=$libname_spec # List of archive names. First name is the real one, the rest are links. # The last name is the one that the linker finds with -lNAME. -library_names_spec="$library_names_spec" +library_names_spec=$library_names_spec # The coded name of the library, if different from the real name. -soname_spec="$soname_spec" +soname_spec=$soname_spec # Commands used to build and install an old-style archive. -RANLIB="$RANLIB" -old_archive_cmds="$old_archive_cmds" -old_postinstall_cmds="$old_postinstall_cmds" -old_postuninstall_cmds="$old_postuninstall_cmds" +RANLIB=$RANLIB +old_archive_cmds=$old_archive_cmds +old_postinstall_cmds=$old_postinstall_cmds +old_postuninstall_cmds=$old_postuninstall_cmds # Create an old-style archive from a shared archive. -old_archive_from_new_cmds="$old_archive_from_new_cmds" +old_archive_from_new_cmds=$old_archive_from_new_cmds # Commands used to build and install a shared archive. -archive_cmds="$archive_cmds" -postinstall_cmds="$postinstall_cmds" -postuninstall_cmds="$postuninstall_cmds" +archive_cmds=$archive_cmds +archive_expsym_cmds=$archive_expsym_cmds +postinstall_cmds=$postinstall_cmds +postuninstall_cmds=$postuninstall_cmds + +# Method to check whether dependent libraries are shared objects. +deplibs_check_method=$deplibs_check_method + +# Command to use when deplibs_check_method == file_magic. +file_magic_cmd=$file_magic_cmd # Flag that allows shared libraries with undefined symbols to be built. -allow_undefined_flag="$allow_undefined_flag" +allow_undefined_flag=$allow_undefined_flag # Flag that forces no undefined symbols. -no_undefined_flag="$no_undefined_flag" +no_undefined_flag=$no_undefined_flag # Commands used to finish a libtool library installation in a directory. -finish_cmds="$finish_cmds" +finish_cmds=$finish_cmds # Same as above, but a single script fragment to be evaled but not shown. -finish_eval="$finish_eval" +finish_eval=$finish_eval # Take the output of nm and produce a listing of raw symbols and C names. -global_symbol_pipe="$global_symbol_pipe" +global_symbol_pipe=$global_symbol_pipe + +# Transform the output of nm in a proper C declaration +global_symbol_to_cdecl=$global_symbol_to_cdecl # This is the shared library runtime path variable. runpath_var=$runpath_var @@ -1461,15 +2972,18 @@ runpath_var=$runpath_var # This is the shared library path variable. shlibpath_var=$shlibpath_var +# Is shlibpath searched before the hard-coded library search path? +shlibpath_overrides_runpath=$shlibpath_overrides_runpath + # How to hardcode a shared library path into an executable. hardcode_action=$hardcode_action # Flag to hardcode \$libdir into a binary during linking. # This must work even if \$libdir does not exist. -hardcode_libdir_flag_spec="$hardcode_libdir_flag_spec" +hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec # Whether we need a single -rpath flag with a separated argument. -hardcode_libdir_separator="$hardcode_libdir_separator" +hardcode_libdir_separator=$hardcode_libdir_separator # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the # resulting binary. @@ -1483,27 +2997,115 @@ hardcode_minus_L=$hardcode_minus_L # the resulting binary. hardcode_shlibpath_var=$hardcode_shlibpath_var +# Compile-time system search path for libraries +sys_lib_search_path_spec=$sys_lib_search_path_spec + +# Run-time system search path for libraries +sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec + +# Fix the shell variable \$srcfile for the compiler. +fix_srcfile_path="$fix_srcfile_path" + +# Set to yes if exported symbols are required. +always_export_symbols=$always_export_symbols + +# The commands to list exported symbols. +export_symbols_cmds=$export_symbols_cmds + +# Symbols that should not be listed in the preloaded symbols. +exclude_expsyms=$exclude_expsyms + +# Symbols that must always be exported. +include_expsyms=$include_expsyms + EOF -case "$host_os" in -aix3*) - cat <<\EOF >> $ofile +case "$ltmain" in +*.sh) + echo '### END LIBTOOL CONFIG' >> "$ofile" + echo >> "$ofile" + case "$host_os" in + aix3*) + cat <<\EOF >> "$ofile" + # AIX sometimes has problems with the GCC collect2 program. For some # reason, if we set the COLLECT_NAMES environment variable, the problems # vanish in a puff of smoke. -if test "${COLLECT_NAMES+set}" != set; then +if test "X${COLLECT_NAMES+set}" != Xset; then COLLECT_NAMES= export COLLECT_NAMES fi - EOF + ;; + esac + + # Append the ltmain.sh script. + sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1) + # We use sed instead of cat because bash on DJGPP gets confused if + # if finds mixed CR/LF and LF-only lines. Since sed operates in + # text mode, it properly converts lines to CR/LF. This bash problem + # is reportedly fixed, but why not run on old versions too? + + chmod +x "$ofile" + ;; + +*) + # Compile the libtool program. + echo "FIXME: would compile $ltmain" ;; esac -# Append the ltmain.sh script. -cat "$ltmain" >> $ofile || (rm -f $ofile; exit 1) +test -n "$cache_file" || exit 0 + +# AC_CACHE_SAVE +trap '' 1 2 15 +cat > confcache <<\EOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs. It is not useful on other systems. +# If it contains results you don't want to keep, you may remove or edit it. +# +# By default, configure uses ./config.cache as the cache file, +# creating it if it does not exist already. You can give configure +# the --cache-file=FILE option to use a different cache file; that is +# what configure does when it calls configure scripts in +# subdirectories, so they share the cache. +# Giving --cache-file=/dev/null disables caching, for debugging configure. +# config.status only pays attention to the cache file if you give it the +# --recheck option to rerun configure. +# +EOF +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +(set) 2>&1 | + case `(ac_space=' '; set | grep ac_space) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote substitution + # turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + -e "s/'/'\\\\''/g" \ + -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' + ;; + esac >> confcache +if cmp -s $cache_file confcache; then + : +else + if test -w $cache_file; then + echo "updating cache $cache_file" + cat confcache > $cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache -chmod +x $ofile exit 0 # Local Variables: |