diff options
Diffstat (limited to 'unix/configure.in')
| -rw-r--r-- | unix/configure.in | 429 |
1 files changed, 75 insertions, 354 deletions
diff --git a/unix/configure.in b/unix/configure.in index 17023a7..62120d9 100644 --- a/unix/configure.in +++ b/unix/configure.in @@ -2,7 +2,7 @@ dnl This file is an input file used by the GNU "autoconf" program to dnl generate the file "configure", which is run during Tcl installation dnl to configure the system for the local environment. AC_INIT(../generic/tcl.h) -# RCS: @(#) $Id: configure.in,v 1.40 1999/06/10 21:47:45 wart Exp $ +# RCS: @(#) $Id: configure.in,v 1.41 1999/06/15 20:44:36 wart Exp $ TCL_VERSION=8.1 TCL_MAJOR_VERSION=8 @@ -11,6 +11,10 @@ TCL_MINOR_VERSION=1 TCL_PATCH_LEVEL= VERSION=${TCL_VERSION} +#------------------------------------------------------------------------ +# Handle the --prefix=... option +#------------------------------------------------------------------------ + if test "${prefix}" = "NONE"; then prefix=/usr/local fi @@ -19,32 +23,32 @@ if test "${exec_prefix}" = "NONE"; then fi TCL_SRC_DIR=`cd $srcdir/..; pwd` +#------------------------------------------------------------------------ +# Standard compiler checks +#------------------------------------------------------------------------ + AC_PROG_RANLIB SC_ENABLE_GCC AC_C_CROSS +AC_HAVE_HEADERS(unistd.h limits.h) +#------------------------------------------------------------------------ # Threads support +#------------------------------------------------------------------------ + SC_ENABLE_THREADS +#------------------------------------------------------------------------ # set the warning flags depending on whether or not we are using gcc +#------------------------------------------------------------------------ + if test "${GCC}" = "yes" ; then CFLAGS_WARNING="-Wall -Wconversion" else CFLAGS_WARNING="" fi -#----------------------------- -# 64-bit support -#----------------------------- - -AC_ARG_ENABLE(64bit,[ --enable-64bit enable 64bit support],,enableval="no") - -if test "$enableval" = "yes"; then - AC_MSG_RESULT(Will compile with 64bit support) - do64bit=yes -else - do64bit=no -fi +AC_SUBST(CFLAGS_WARNING) #------------------------------------------------------------------------------ # If we're using GCC, see if the compiler understands -pipe. If so, use it. @@ -89,8 +93,8 @@ AC_CHECK_FUNC(realpath, , AC_DEFINE(NO_REALPATH)) # right (and it must appear before "-lm"). #-------------------------------------------------------------------- -AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm") -AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"]) +#AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm") +#AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"]) #-------------------------------------------------------------------- # On AIX systems, libbsd.a has to be linked in to support @@ -99,13 +103,13 @@ AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"]) # insure proper sequencing, is to add it to the tail of MATH_LIBS. # This library also supplies gettimeofday. #-------------------------------------------------------------------- -libbsd=no -if test "`uname -s`" = "AIX" ; then - AC_CHECK_LIB(bsd, gettimeofday, libbsd=yes) - if test $libbsd = yes; then - MATH_LIBS="$MATH_LIBS -lbsd" - fi -fi +#libbsd=no +#if test "`uname -s`" = "AIX" ; then +# AC_CHECK_LIB(bsd, gettimeofday, libbsd=yes) +# if test $libbsd = yes; then +# MATH_LIBS="$MATH_LIBS -lbsd" +# fi +#fi #-------------------------------------------------------------------- # Supply substitutes for missing POSIX header files. Special @@ -116,55 +120,7 @@ fi # as strstr #-------------------------------------------------------------------- -AC_MSG_CHECKING(dirent.h) -AC_TRY_LINK([#include <sys/types.h> -#include <dirent.h>], [ -#ifndef _POSIX_SOURCE -# ifdef __Lynx__ - /* - * Generate compilation error to make the test fail: Lynx headers - * are only valid if really in the POSIX environment. - */ - - missing_procedure(); -# endif -#endif -DIR *d; -struct dirent *entryPtr; -char *p; -d = opendir("foobar"); -entryPtr = readdir(d); -p = entryPtr->d_name; -closedir(d); -], tcl_ok=yes, tcl_ok=no) -if test $tcl_ok = no; then - AC_DEFINE(NO_DIRENT_H) -fi -AC_MSG_RESULT($tcl_ok) -AC_CHECK_HEADER(errno.h, , AC_DEFINE(NO_ERRNO_H)) -AC_CHECK_HEADER(float.h, , AC_DEFINE(NO_FLOAT_H)) -AC_CHECK_HEADER(values.h, , AC_DEFINE(NO_VALUES_H)) -AC_CHECK_HEADER(limits.h, , AC_DEFINE(NO_LIMITS_H)) -AC_CHECK_HEADER(stdlib.h, tcl_ok=1, tcl_ok=0) -AC_EGREP_HEADER(strtol, stdlib.h, , tcl_ok=0) -AC_EGREP_HEADER(strtoul, stdlib.h, , tcl_ok=0) -AC_EGREP_HEADER(strtod, stdlib.h, , tcl_ok=0) -if test $tcl_ok = 0; then - AC_DEFINE(NO_STDLIB_H) -fi -AC_CHECK_HEADER(string.h, tcl_ok=1, tcl_ok=0) -AC_EGREP_HEADER(strstr, string.h, , tcl_ok=0) -AC_EGREP_HEADER(strerror, string.h, , tcl_ok=0) -# See also memmove check below for a place where NO_STRING_H can be -# set and why. -if test $tcl_ok = 0; then - AC_DEFINE(NO_STRING_H) -fi -AC_CHECK_HEADER(sys/wait.h, , AC_DEFINE(NO_SYS_WAIT_H)) -AC_CHECK_HEADER(dlfcn.h, , AC_DEFINE(NO_DLFCN_H)) - -# OS/390 lacks sys/param.h (and doesn't need it, by chance). -AC_HAVE_HEADERS(unistd.h sys/param.h) +SC_MISSING_POSIX_HEADERS #--------------------------------------------------------------------------- # Determine which interface to use to talk to the serial port. @@ -172,57 +128,7 @@ AC_HAVE_HEADERS(unistd.h sys/param.h) # some compilers to recognize them as preprocessor directives. #--------------------------------------------------------------------------- -AC_MSG_CHECKING([termios vs. termio vs. sgtty]) -AC_TRY_RUN([ -#include <termios.h> - -main() -{ - struct termios t; - if (tcgetattr(0, &t) == 0) { - cfsetospeed(&t, 0); - t.c_cflag |= PARENB | PARODD | CSIZE | CSTOPB; - return 0; - } - return 1; -}], tk_ok=termios, tk_ok=no, tk_ok=no) -if test $tk_ok = termios; then - AC_DEFINE(USE_TERMIOS) -else -AC_TRY_RUN([ -#include <termio.h> - -main() -{ - struct termio t; - if (ioctl(0, TCGETA, &t) == 0) { - t.c_cflag |= CBAUD | PARENB | PARODD | CSIZE | CSTOPB; - return 0; - } - return 1; -}], tk_ok=termio, tk_ok=no, tk_ok=no) -if test $tk_ok = termio; then - AC_DEFINE(USE_TERMIO) -else -AC_TRY_RUN([ -#include <sgtty.h> - -main() -{ - struct sgttyb t; - if (ioctl(0, TIOCGETP, &t) == 0) { - t.sg_ospeed = 0; - t.sg_flags |= ODDP | EVENP | RAW; - return 0; - } - return 1; -}], tk_ok=sgtty, tk_ok=none, tk_ok=none) -if test $tk_ok = sgtty; then - AC_DEFINE(USE_SGTTY) -fi -fi -fi -AC_MSG_RESULT($tk_ok) +SC_SERIAL_PORT #-------------------------------------------------------------------- # Include sys/select.h if it exists and if it supplies things @@ -252,60 +158,7 @@ fi # Find out all about time handling differences. #------------------------------------------------------------------------------ -AC_CHECK_HEADERS(sys/time.h) -AC_HEADER_TIME -AC_STRUCT_TIMEZONE - -AC_MSG_CHECKING([tm_tzadj in struct tm]) -AC_TRY_COMPILE([#include <time.h>], [struct tm tm; tm.tm_tzadj;], - [AC_DEFINE(HAVE_TM_TZADJ) - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - -AC_MSG_CHECKING([tm_gmtoff in struct tm]) -AC_TRY_COMPILE([#include <time.h>], [struct tm tm; tm.tm_gmtoff;], - [AC_DEFINE(HAVE_TM_GMTOFF) - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - -# -# Its important to include time.h in this check, as some systems (like convex) -# have timezone functions, etc. -# -have_timezone=no -AC_MSG_CHECKING([long timezone variable]) -AC_TRY_COMPILE([#include <time.h>], - [extern long timezone; - timezone += 1; - exit (0);], - [have_timezone=yes - AC_DEFINE(HAVE_TIMEZONE_VAR) - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - -# -# On some systems (eg IRIX 6.2), timezone is a time_t and not a long. -# -if test "$have_timezone" = no; then - AC_MSG_CHECKING([time_t timezone variable]) - AC_TRY_COMPILE([#include <time.h>], - [extern time_t timezone; - timezone += 1; - exit (0);], - [AC_DEFINE(HAVE_TIMEZONE_VAR) - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) -fi - -# -# AIX does not have a timezone field in struct tm. When the AIX bsd -# library is used, the timezone global and the gettimeofday methods are -# to be avoided for timezone deduction instead, we deduce the timezone -# by comparing the localtime result on a known GMT value. -# -if test $libbsd = yes; then - AC_DEFINE(USE_DELTA_FOR_TZ) -fi +SC_TIME_HANDLER #-------------------------------------------------------------------- # Some systems (e.g., IRIX 4.0.5) lack the st_blksize field @@ -483,52 +336,14 @@ if test $tcl_ok = yes; then fi #-------------------------------------------------------------------- -# Check to see whether the system provides a vfork kernel call. -# If not, then use fork instead. Also, check for a problem with -# vforks and signals that can cause core dumps if a vforked child -# resets a signal handler. If the problem exists, then use fork -# instead of vfork. +# Check to see whether the system provides a vfork kernel call. +# If not, then use fork instead. Also, check for a problem with +# vforks and signals that can cause core dumps if a vforked child +# resets a signal handler. If the problem exists, then use fork +# instead of vfork. #-------------------------------------------------------------------- -AC_TYPE_SIGNAL() -AC_CHECK_FUNC(vfork, tcl_ok=1, tcl_ok=0) -if test "$tcl_ok" = 1; then - AC_MSG_CHECKING([vfork/signal bug]); - AC_TRY_RUN([ -#include <stdio.h> -#include <signal.h> -#include <sys/wait.h> -int gotSignal = 0; -sigProc(sig) - int sig; -{ - gotSignal = 1; -} -main() -{ - int pid, sts; - (void) signal(SIGCHLD, sigProc); - pid = vfork(); - if (pid < 0) { - exit(1); - } else if (pid == 0) { - (void) signal(SIGCHLD, SIG_DFL); - _exit(0); - } else { - (void) wait(&sts); - } - exit((gotSignal) ? 0 : 1); -}], tcl_ok=1, tcl_ok=0, tcl_ok=0) - if test "$tcl_ok" = 1; then - AC_MSG_RESULT(ok) - else - AC_MSG_RESULT([buggy, using fork instead]) - fi -fi -rm -f core -if test "$tcl_ok" = 0; then - AC_DEFINE(vfork, fork) -fi +SC_HAVE_VFORK #-------------------------------------------------------------------- # Check whether there is an strncasecmp function on this system. @@ -571,8 +386,8 @@ AC_EGREP_HEADER(gettimeofday, sys/time.h, AC_MSG_RESULT(present), [ # needs net/errno.h to define the socket-related error codes. #-------------------------------------------------------------------- -AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) -AC_CHECK_HEADER(net/errno.h, AC_DEFINE(HAVE_NET_ERRNO_H)) +#AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) +#AC_CHECK_HEADER(net/errno.h, AC_DEFINE(HAVE_NET_ERRNO_H)) #-------------------------------------------------------------------- # The following code checks to see whether it is possible to get @@ -609,87 +424,35 @@ fi # if -lsocket doesn't work by itself. #-------------------------------------------------------------------- -tcl_checkBoth=0 -AC_CHECK_FUNC(connect, tcl_checkSocket=0, tcl_checkSocket=1) -if test "$tcl_checkSocket" = 1; then - AC_CHECK_LIB(socket, main, LIBS="$LIBS -lsocket", tcl_checkBoth=1) -fi -if test "$tcl_checkBoth" = 1; then - tk_oldLibs=$LIBS - LIBS="$LIBS -lsocket -lnsl" - AC_CHECK_FUNC(accept, tcl_checkNsl=0, [LIBS=$tk_oldLibs]) -fi -AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"])) +#tcl_checkBoth=0 +#AC_CHECK_FUNC(connect, tcl_checkSocket=0, tcl_checkSocket=1) +#if test "$tcl_checkSocket" = 1; then +# AC_CHECK_LIB(socket, main, LIBS="$LIBS -lsocket", tcl_checkBoth=1) +#fi +#if test "$tcl_checkBoth" = 1; then +# tk_oldLibs=$LIBS +# LIBS="$LIBS -lsocket -lnsl" +# AC_CHECK_FUNC(accept, tcl_checkNsl=0, [LIBS=$tk_oldLibs]) +#fi +#AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"])) + +#-------------------------------------------------------------------- +# Look for libraries that we will need when compiling the Tcl shell +#-------------------------------------------------------------------- + +SC_TCL_LINK_LIBS # Add the threads support libraries LIBS="$LIBS$THREADS_LIBS" #-------------------------------------------------------------------- -# The statement below defines a collection of symbols related to -# dynamic loading and shared libraries. -# -# DL_OBJS - Name of the object file that implements dynamic -# loading for Tcl on this system. -# DL_LIBS - Library file(s) to include in tclsh and other base -# applications in order for the "load" command to work. -# LD_FLAGS - Flags to pass to the compiler when linking object -# files into an executable application binary such -# as tclsh. -# LD_SEARCH_FLAGS-Flags to pass to ld, such as "-R /usr/local/tcl/lib", -# that tell the run-time dynamic linker where to look -# for shared libraries such as libtcl.so. Depends on -# the variable LIB_RUNTIME_DIR in the Makefile. -# MAKE_LIB - Command to execute to build the Tcl library; -# differs depending on whether or not Tcl is being -# compiled as a shared library. -# SHLIB_CFLAGS - Flags to pass to cc when compiling the components -# of a shared library (may request position-independent -# code, among other things). -# SHLIB_LD - Base command to use for combining object files -# into a shared library. -# SHLIB_LD_LIBS - Dependent libraries for the linker to scan when -# creating shared libraries. This symbol typically -# goes at the end of the "ld" commands that build -# shared libraries. The value of the symbol is -# "${LIBS}" if all of the dependent libraries should -# be specified when creating a shared library. If -# dependent libraries should not be specified (as on -# SunOS 4.x, where they cause the link to fail, or in -# general if Tcl and Tk aren't themselves shared -# libraries), then this symbol has an empty string -# as its value. -# SHLIB_SUFFIX - Suffix to use for the names of dynamically loadable -# extensions. An empty string means we don't know how -# to use shared libraries on this platform. -# TCL_LIB_FILE - Name of the file that contains the Tcl library, such -# as libtcl7.8.so or libtcl7.8.a. -# TCL_LIB_SUFFIX -Specifies everything that comes after the "libtcl" -# in the shared library name, using the $VERSION variable -# to put the version in the right place. This is used -# by platforms that need non-standard library names. -# Examples: ${VERSION}.so.1.1 on NetBSD, since it needs -# to have a version after the .so, and ${VERSION}.a -# on AIX, since the Tcl shared library needs to have -# a .a extension whereas shared objects for loadable -# extensions have a .so extension. Defaults to -# ${VERSION}${SHLIB_SUFFIX}. -# TCL_NEEDS_EXP_FILE - -# 1 means that an export file is needed to link to a -# shared library. -# -# TCL_EXP_FILE - The name of the installed export / import file which -# should be used to link to the Tcl shared library. -# Empty if Tcl is unshared. -# TCL_BUILD_EXP_FILE - -# The name of the built export / import file which -# should be used to link to the Tcl shared library. -# Empty if Tcl is unshared. -#-------------------------------------------------------------------- - -SC_TCL_CONFIG_CFLAGS - -# Set the default compiler switches based on the --enable-symbols option +# The statements below define a collection of compile flags. This +# macro depends on the value of SHARED_BUILD, and should be called +# after SC_ENABLE_SHARED checks the configure switches. +#-------------------------------------------------------------------- + +SC_CONFIG_CFLAGS SC_ENABLE_SYMBOLS @@ -703,67 +466,23 @@ CFLAGS=${CFLAGS_DEFAULT} # FIONBIO approach instead. #-------------------------------------------------------------------- -AC_CHECK_HEADERS(sys/ioctl.h) -AC_CHECK_HEADERS(sys/filio.h) -AC_MSG_CHECKING([FIONBIO vs. O_NONBLOCK for nonblocking I/O]) -if test -f /usr/lib/NextStep/software_version; then - system=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version` -else - system=`uname -s`-`uname -r` - if test "$?" -ne 0 ; then - system=unknown - else - # Special check for weird MP-RAS system (uname returns weird - # results, and the version is kept in special file). - - if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then - system=MP-RAS-`awk '{print $3}' /etc/.relid'` - fi - if test "`uname -s`" = "AIX" ; then - system=AIX-`uname -v`.`uname -r` - fi - fi -fi -case $system in - # There used to be code here to use FIONBIO under AIX. However, it - # was reported that FIONBIO doesn't work under AIX 3.2.5. Since - # using O_NONBLOCK seems fine under AIX 4.*, I removed the FIONBIO - # code (JO, 5/31/97). - - OSF*) - AC_DEFINE(USE_FIONBIO) - AC_MSG_RESULT(FIONBIO) - ;; - SunOS-4*) - AC_DEFINE(USE_FIONBIO) - AC_MSG_RESULT(FIONBIO) - ;; - ULTRIX-4.*) - AC_DEFINE(USE_FIONBIO) - AC_MSG_RESULT(FIONBIO) - ;; - *) - AC_MSG_RESULT(O_NONBLOCK) - ;; -esac +SC_BLOCKING_STYLE #-------------------------------------------------------------------- # The statements below define a collection of symbols related to # building libtcl as a shared library instead of a static library. #-------------------------------------------------------------------- -realRanlib=$RANLIB if test "$TCL_SHARED_LIB_SUFFIX" = "" ; then TCL_SHARED_LIB_SUFFIX='${VERSION}\$\{DBGX\}${SHLIB_SUFFIX}' fi if test "$TCL_UNSHARED_LIB_SUFFIX" = "" ; then TCL_UNSHARED_LIB_SUFFIX='${VERSION}\$\{DBGX\}.a' fi -AC_ARG_ENABLE(shared, - [ --enable-shared build libtcl as a shared library (on by default)], - [tcl_ok=$enableval], [tcl_ok=yes]) -if test "$tcl_ok" = "yes" -a "${SHLIB_SUFFIX}" != "" ; then - TCL_SHARED_BUILD=1 + +SC_ENABLE_SHARED + +if test "${SHARED_BUILD}" = "1" -a "${SHLIB_SUFFIX}" != "" ; then TCL_SHLIB_CFLAGS="${SHLIB_CFLAGS}" TCL_LD_SEARCH_FLAGS="${LD_SEARCH_FLAGS}" eval "TCL_LIB_FILE=libtcl${TCL_SHARED_LIB_SUFFIX}" @@ -774,7 +493,6 @@ if test "$tcl_ok" = "yes" -a "${SHLIB_SUFFIX}" != "" ; then RANLIB=":" fi else - TCL_SHARED_BUILD=0 case $system in BSD/OS*) ;; @@ -804,7 +522,7 @@ eval "TCL_LIB_FILE=${TCL_LIB_FILE}" # AIX remembers this path and will attempt to use it at run-time to look # up the Tcl library. -if test $TCL_SHARED_BUILD = 0 -o $TCL_NEEDS_EXP_FILE = 0; then +if test "$SHARED_BUILD" = "0" -o $TCL_NEEDS_EXP_FILE = 0; then if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then TCL_LIB_FLAG="-ltcl${TCL_VERSION}\${TCL_DBGX}" else @@ -845,6 +563,7 @@ fi # The statements below define various symbols relating to Tcl # stub support. #-------------------------------------------------------------------- + # Replace ${VERSION} with contents of ${TCL_VERSION} eval "STUB_LIB_FILE=libtclstub${TCL_UNSHARED_LIB_SUFFIX}" # Replace DBGX with TCL_DBGX @@ -865,6 +584,12 @@ TCL_STUB_LIB_SPEC="-L${exec_prefix}/lib ${TCL_STUB_LIB_FLAG}" TCL_BUILD_STUB_LIB_PATH="`pwd`/${TCL_STUB_LIB_FILE}" TCL_STUB_LIB_PATH="${exec_prefix}/lib/${TCL_STUB_LIB_FILE}" +#------------------------------------------------------------------------ +# tclConfig.sh refers to this by a different name +#------------------------------------------------------------------------ + +TCL_SHARED_BUILD=${SHARED_BUILD} + AC_SUBST(STUB_LIB_FILE) AC_SUBST(TCL_STUB_LIB_FILE) @@ -877,19 +602,15 @@ AC_SUBST(MAKE_STUB_LIB) AC_SUBST(BUILD_DLTEST) AC_SUBST(CFLAGS) -AC_SUBST(CFLAGS_DEBUG) -AC_SUBST(CFLAGS_OPTIMIZE) -AC_SUBST(CFLAGS_WARNING) AC_SUBST(CFG_TCL_SHARED_LIB_SUFFIX) AC_SUBST(CFG_TCL_UNSHARED_LIB_SUFFIX) AC_SUBST(CFG_TCL_EXPORT_FILE_SUFFIX) AC_SUBST(TCL_DBGX) -AC_SUBST(DL_LIBS) AC_SUBST(DL_OBJS) AC_SUBST(EXTRA_CFLAGS) AC_SUBST(LD_FLAGS) AC_SUBST(MAKE_LIB) -AC_SUBST(MATH_LIBS) +AC_SUBST(TCL_SHARED_BUILD) AC_SUBST(SHLIB_CFLAGS) AC_SUBST(SHLIB_LD) AC_SUBST(SHLIB_LD_LIBS) @@ -908,9 +629,9 @@ AC_SUBST(TCL_MINOR_VERSION) AC_SUBST(TCL_PACKAGE_PATH) AC_SUBST(TCL_PATCH_LEVEL) AC_SUBST(TCL_SHARED_LIB_SUFFIX) -AC_SUBST(TCL_SHARED_BUILD) AC_SUBST(TCL_SHLIB_CFLAGS) AC_SUBST(TCL_SRC_DIR) +AC_SUBST(TCL_BIN_DIR) AC_SUBST(TCL_UNSHARED_LIB_SUFFIX) AC_SUBST(TCL_VERSION) |