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This is normally the same as # LDLIBRARY, but empty for MacOSX framework builds. if test "$enable_framework" then LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' RUNSHARED=DYLD_FRAMEWORK_PATH=`pwd`${DYLD_FRAMEWORK_PATH:+:${DYLD_FRAMEWORK_PATH}} BLDLIBRARY='' else BLDLIBRARY='$(LDLIBRARY)' fi # Other platforms follow if test $enable_shared = "yes"; then AC_DEFINE(Py_ENABLE_SHARED, 1, [Defined if Python is built as a shared library.]) case $ac_sys_system in BeOS*) LDLIBRARY='libpython$(VERSION).so' ;; CYGWIN*) LDLIBRARY='libpython$(VERSION).dll.a' DLLLIBRARY='libpython$(VERSION).dll' ;; SunOS*) LDLIBRARY='libpython$(VERSION).so' BLDLIBRARY='-Wl,-R,$(LIBDIR) -L. -lpython$(VERSION)' RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}} INSTSONAME="$LDLIBRARY".$SOVERSION ;; Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*|OpenBSD*) LDLIBRARY='libpython$(VERSION).so' BLDLIBRARY='-L. -lpython$(VERSION)' RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}} case $ac_sys_system in FreeBSD*) SOVERSION=`echo $SOVERSION|cut -d "." -f 1` ;; esac INSTSONAME="$LDLIBRARY".$SOVERSION ;; hp*|HP*) case `uname -m` in ia64) LDLIBRARY='libpython$(VERSION).so' ;; *) LDLIBRARY='libpython$(VERSION).sl' ;; esac BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(VERSION)' RUNSHARED=SHLIB_PATH=`pwd`${SHLIB_PATH:+:${SHLIB_PATH}} ;; OSF*) LDLIBRARY='libpython$(VERSION).so' BLDLIBRARY='-rpath $(LIBDIR) -L. -lpython$(VERSION)' RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}} ;; atheos*) LDLIBRARY='libpython$(VERSION).so' BLDLIBRARY='-L. -lpython$(VERSION)' RUNSHARED=DLL_PATH=`pwd`:${DLL_PATH:-/atheos/sys/libs:/atheos/autolnk/lib} ;; Darwin*) LDLIBRARY='libpython$(VERSION).dylib' BLDLIBRARY='-L. -lpython$(VERSION)' RUNSHARED=DYLD_LIBRARY_PATH=`pwd`${DYLD_LIBRARY_PATH:+:${DYLD_LIBRARY_PATH}} ;; AIX*) LDLIBRARY='libpython$(VERSION).so' RUNSHARED=LIBPATH=`pwd`${LIBPATH:+:${LIBPATH}} ;; esac else # shared is disabled case $ac_sys_system in CYGWIN*) BLDLIBRARY='$(LIBRARY)' LDLIBRARY='libpython$(VERSION).dll.a' ;; esac fi if test "$cross_compiling" = yes; then RUNSHARED= fi AC_MSG_RESULT($LDLIBRARY) AC_PROG_RANLIB AC_SUBST(AR) AC_CHECK_TOOLS(AR, ar aal, ar) # tweak ARFLAGS only if the user didn't set it on the command line AC_SUBST(ARFLAGS) if test -z "$ARFLAGS" then ARFLAGS="rc" fi AC_SUBST(SVNVERSION) AC_CHECK_PROG(SVNVERSION, svnversion, found, not-found) if test $SVNVERSION = found then SVNVERSION="svnversion \$(srcdir)" else SVNVERSION="echo Unversioned directory" fi AC_SUBST(BASECPPFLAGS) if test "$abs_srcdir" != "$abs_builddir"; then # If we're building out-of-tree make sure Include (in the current dir) # gets picked up before its $srcdir counterpart in order for Python-ast.h # and graminit.h to get picked up from the correct directory. # (A side effect of this is that these resources will automatically be # regenerated when building out-of-tree, regardless of whether or not # the $srcdir counterpart is up-to-date. This is an acceptable trade # off.) 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Just pretend you're editing Python code. ;-) # There are two parallel sets of case statements below, one that checks to # see if OPT was set and one that does BASECFLAGS setting based upon # compiler and platform. BASECFLAGS tweaks need to be made even if the # user set OPT. # tweak OPT based on compiler and platform, only if the user didn't set # it on the command line AC_SUBST(OPT) if test "${OPT-unset}" = "unset" then case $GCC in yes) if test "$CC" != 'g++' ; then STRICT_PROTO="-Wstrict-prototypes" fi # For gcc 4.x we need to use -fwrapv so lets check if its supported if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then WRAP="-fwrapv" fi # Clang also needs -fwrapv case $CC in *clang*) WRAP="-fwrapv" ;; esac case $ac_cv_prog_cc_g in yes) if test "$Py_DEBUG" = 'true' ; then # Optimization messes up debuggers, so turn it off for # debug builds. OPT="-g -O0 -Wall $STRICT_PROTO" else OPT="-g $WRAP -O3 -Wall $STRICT_PROTO" fi ;; *) OPT="-O3 -Wall $STRICT_PROTO" ;; esac case $ac_sys_system in SCO_SV*) OPT="$OPT -m486 -DSCO5" ;; esac ;; *) OPT="-O" ;; esac fi AC_SUBST(BASECFLAGS) # The -arch flags for universal builds on OSX UNIVERSAL_ARCH_FLAGS= AC_SUBST(UNIVERSAL_ARCH_FLAGS) # tweak BASECFLAGS based on compiler and platform case $GCC in yes) # Python violates C99 rules, by casting between incompatible # pointer types. GCC may generate bad code as a result of that, # so use -fno-strict-aliasing if supported. AC_MSG_CHECKING(whether $CC accepts -fno-strict-aliasing) ac_save_cc="$CC" CC="$CC -fno-strict-aliasing" AC_CACHE_VAL(ac_cv_no_strict_aliasing_ok, AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[]], [[]])], [ac_cv_no_strict_aliasing_ok=yes], [ac_cv_no_strict_aliasing_ok=no])) CC="$ac_save_cc" AC_MSG_RESULT($ac_cv_no_strict_aliasing_ok) if test $ac_cv_no_strict_aliasing_ok = yes then BASECFLAGS="$BASECFLAGS -fno-strict-aliasing" fi # if using gcc on alpha, use -mieee to get (near) full IEEE 754 # support. Without this, treatment of subnormals doesn't follow # the standard. case $host in alpha*) BASECFLAGS="$BASECFLAGS -mieee" ;; esac case $ac_sys_system in SCO_SV*) BASECFLAGS="$BASECFLAGS -m486 -DSCO5" ;; # is there any other compiler on Darwin besides gcc? Darwin*) # -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd # used to be here, but non-Apple gcc doesn't accept them. if test "${CC}" = gcc then AC_MSG_CHECKING(which compiler should be used) case "${UNIVERSALSDK}" in */MacOSX10.4u.sdk) # Build using 10.4 SDK, force usage of gcc when the # compiler is gcc, otherwise the user will get very # confusing error messages when building on OSX 10.6 CC=gcc-4.0 CPP=cpp-4.0 ;; esac AC_MSG_RESULT($CC) fi # Calculate the right deployment target for this build. # cur_target_major=`sw_vers -productVersion | \ sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'` cur_target_minor=`sw_vers -productVersion | \ sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'` cur_target="${cur_target_major}.${cur_target_minor}" if test ${cur_target_major} -eq 10 && \ test ${cur_target_minor} -ge 3 then cur_target=10.3 if test ${enable_universalsdk}; then if test "${UNIVERSAL_ARCHS}" = "all"; then # Ensure that the default platform for a # 4-way universal build is OSX 10.5, # that's the first OS release where # 4-way builds make sense. cur_target='10.5' elif test "${UNIVERSAL_ARCHS}" = "3-way"; then cur_target='10.5' elif test "${UNIVERSAL_ARCHS}" = "intel"; then cur_target='10.5' elif test "${UNIVERSAL_ARCHS}" = "64-bit"; then cur_target='10.5' fi else if test `/usr/bin/arch` = "i386"; then # On Intel macs default to a deployment # target of 10.4, that's the first OSX # release with Intel support. cur_target="10.4" fi fi fi CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}} # Make sure that MACOSX_DEPLOYMENT_TARGET is set in the # environment with a value that is the same as what we'll use # in the Makefile to ensure that we'll get the same compiler # environment during configure and build time. 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AC_DEFINE(_REENTRANT) posix_threads=yes THREADOBJ="Python/thread.o" elif test "$ac_cv_kpthread" = "yes" then CC="$CC -Kpthread" if test "$ac_cv_cxx_thread" = "yes"; then CXX="$CXX -Kpthread" fi AC_DEFINE(WITH_THREAD) posix_threads=yes THREADOBJ="Python/thread.o" elif test "$ac_cv_kthread" = "yes" then CC="$CC -Kthread" if test "$ac_cv_cxx_thread" = "yes"; then CXX="$CXX -Kthread" fi AC_DEFINE(WITH_THREAD) posix_threads=yes THREADOBJ="Python/thread.o" elif test "$ac_cv_pthread" = "yes" then CC="$CC -pthread" if test "$ac_cv_cxx_thread" = "yes"; then CXX="$CXX -pthread" fi AC_DEFINE(WITH_THREAD) posix_threads=yes THREADOBJ="Python/thread.o" else if test ! -z "$with_threads" -a -d "$with_threads" then LDFLAGS="$LDFLAGS -L$with_threads" fi if test ! -z "$withval" -a -d "$withval" then LDFLAGS="$LDFLAGS -L$withval" fi # According to the POSIX spec, a pthreads implementation must # define _POSIX_THREADS in unistd.h. 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}]], [[ pthread_create (NULL, NULL, start_routine, NULL)]])],[ AC_MSG_RESULT(yes) AC_DEFINE(WITH_THREAD) posix_threads=yes THREADOBJ="Python/thread.o"],[ LIBS=$_libs AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD) posix_threads=yes THREADOBJ="Python/thread.o"],[ AC_CHECK_HEADER(atheos/threads.h, [AC_DEFINE(WITH_THREAD) AC_DEFINE(ATHEOS_THREADS, 1, [Define this if you have AtheOS threads.]) THREADOBJ="Python/thread.o"],[ AC_CHECK_HEADER(kernel/OS.h, [AC_DEFINE(WITH_THREAD) AC_DEFINE(BEOS_THREADS, 1, [Define this if you have BeOS threads.]) THREADOBJ="Python/thread.o"],[ AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lpthreads" THREADOBJ="Python/thread.o"], [ AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lc_r" THREADOBJ="Python/thread.o"], [ AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lpthread" THREADOBJ="Python/thread.o"], [ AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lcma" THREADOBJ="Python/thread.o"],[ USE_THREAD_MODULE="#"]) ])])])])])])])])])]) AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD) LIBS="$LIBS -lmpc" THREADOBJ="Python/thread.o" USE_THREAD_MODULE=""]) if test "$posix_threads" != "yes"; then AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD) LIBS="$LIBS -lthread" THREADOBJ="Python/thread.o" USE_THREAD_MODULE=""]) fi if test "$USE_THREAD_MODULE" != "#" then # If the above checks didn't disable threads, (at least) OSF1 # needs this '-threads' argument during linking. case $ac_sys_system in OSF1) LDLAST=-threads;; esac fi fi if test "$posix_threads" = "yes"; then if test "$unistd_defines_pthreads" = "no"; then AC_DEFINE(_POSIX_THREADS, 1, [Define if you have POSIX threads, and your system does not define that.]) fi # Bug 662787: Using semaphores causes unexplicable hangs on Solaris 8. case $ac_sys_system/$ac_sys_release in SunOS/5.6) AC_DEFINE(HAVE_PTHREAD_DESTRUCTOR, 1, [Defined for Solaris 2.6 bug in pthread header.]) ;; SunOS/5.8) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1, [Define if the Posix semaphores do not work on your system]) ;; AIX/*) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1, [Define if the Posix semaphores do not work on your system]) ;; esac AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported) AC_CACHE_VAL(ac_cv_pthread_system_supported, [AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include void *foo(void *parm) { return NULL; } main() { pthread_attr_t attr; pthread_t id; if (pthread_attr_init(&attr)) exit(-1); if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1); if (pthread_create(&id, &attr, foo, NULL)) exit(-1); exit(0); }]])], [ac_cv_pthread_system_supported=yes], [ac_cv_pthread_system_supported=no], [ac_cv_pthread_system_supported=no]) ]) AC_MSG_RESULT($ac_cv_pthread_system_supported) if test "$ac_cv_pthread_system_supported" = "yes"; then AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED, 1, [Defined if PTHREAD_SCOPE_SYSTEM supported.]) fi AC_CHECK_FUNCS(pthread_sigmask, [case $ac_sys_system in CYGWIN*) AC_DEFINE(HAVE_BROKEN_PTHREAD_SIGMASK, 1, [Define if pthread_sigmask() does not work on your system.]) ;; esac]) AC_CHECK_FUNCS(pthread_atfork) fi # Check for enable-ipv6 AH_TEMPLATE(ENABLE_IPV6, [Define if --enable-ipv6 is specified]) AC_MSG_CHECKING([if --enable-ipv6 is specified]) AC_ARG_ENABLE(ipv6, [ --enable-ipv6 Enable ipv6 (with ipv4) support --disable-ipv6 Disable ipv6 support], [ case "$enableval" in no) AC_MSG_RESULT(no) ipv6=no ;; *) AC_MSG_RESULT(yes) AC_DEFINE(ENABLE_IPV6) ipv6=yes ;; esac ], [ dnl the check does not work on cross compilation case... AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ /* AF_INET6 available check */ #include #include ]], [[int domain = AF_INET6;]])],[ AC_MSG_RESULT(yes) ipv6=yes ],[ AC_MSG_RESULT(no) ipv6=no ]) if test "$ipv6" = "yes"; then AC_MSG_CHECKING(if RFC2553 API is available) AC_COMPILE_IFELSE([ AC_LANG_PROGRAM([[#include #include ]], [[struct sockaddr_in6 x; x.sin6_scope_id;]]) ],[ AC_MSG_RESULT(yes) ipv6=yes ],[ AC_MSG_RESULT(no, IPv6 disabled) ipv6=no ]) fi if test "$ipv6" = "yes"; then AC_DEFINE(ENABLE_IPV6) fi ]) ipv6type=unknown ipv6lib=none ipv6trylibc=no if test "$ipv6" = "yes"; then AC_MSG_CHECKING([ipv6 stack type]) for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta; do case $i in inria) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef IPV6_INRIA_VERSION yes #endif], [ipv6type=$i]) ;; kame) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef __KAME__ yes #endif], [ipv6type=$i; ipv6lib=inet6 ipv6libdir=/usr/local/v6/lib ipv6trylibc=yes]) ;; linux-glibc) dnl http://www.v6.linux.or.jp/ AC_EGREP_CPP(yes, [ #include #if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)) yes #endif], [ipv6type=$i; ipv6trylibc=yes]) ;; linux-inet6) dnl http://www.v6.linux.or.jp/ if test -d /usr/inet6; then ipv6type=$i ipv6lib=inet6 ipv6libdir=/usr/inet6/lib BASECFLAGS="-I/usr/inet6/include $BASECFLAGS" fi ;; solaris) if test -f /etc/netconfig; then if $GREP -q tcp6 /etc/netconfig; then ipv6type=$i ipv6trylibc=yes fi fi ;; toshiba) AC_EGREP_CPP(yes, [ #include #ifdef _TOSHIBA_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib]) ;; v6d) AC_EGREP_CPP(yes, [ #include #ifdef __V6D__ yes #endif], [ipv6type=$i; ipv6lib=v6; ipv6libdir=/usr/local/v6/lib; BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"]) ;; zeta) AC_EGREP_CPP(yes, [ #include #ifdef _ZETA_MINAMI_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib]) ;; esac if test "$ipv6type" != "unknown"; then break fi done AC_MSG_RESULT($ipv6type) fi if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then LIBS="-L$ipv6libdir -l$ipv6lib $LIBS" echo "using lib$ipv6lib" else if test $ipv6trylibc = "yes"; then echo "using libc" else echo 'Fatal: no $ipv6lib library found. cannot continue.' echo "You need to fetch lib$ipv6lib.a from appropriate" echo 'ipv6 kit and compile beforehand.' exit 1 fi fi fi AC_MSG_CHECKING(for OSX 10.5 SDK or later) AC_COMPILE_IFELSE([ AC_LANG_PROGRAM([[#include ]], [[FSIORefNum fRef = 0]]) ],[ AC_DEFINE(HAVE_OSX105_SDK, 1, [Define if compiling using MacOS X 10.5 SDK or later.]) AC_MSG_RESULT(yes) ],[ AC_MSG_RESULT(no) ]) # Check for --with-doc-strings AC_MSG_CHECKING(for --with-doc-strings) AC_ARG_WITH(doc-strings, AS_HELP_STRING([--with(out)-doc-strings], [disable/enable documentation strings])) if test -z "$with_doc_strings" then with_doc_strings="yes" fi if test "$with_doc_strings" != "no" then AC_DEFINE(WITH_DOC_STRINGS, 1, [Define if you want documentation strings in extension modules]) fi AC_MSG_RESULT($with_doc_strings) # Check for Python-specific malloc support AC_MSG_CHECKING(for --with-tsc) AC_ARG_WITH(tsc, AS_HELP_STRING([--with(out)-tsc],[enable/disable timestamp counter profile]),[ if test "$withval" != no then AC_DEFINE(WITH_TSC, 1, [Define to profile with the Pentium timestamp counter]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # Check for Python-specific malloc support AC_MSG_CHECKING(for --with-pymalloc) AC_ARG_WITH(pymalloc, AS_HELP_STRING([--with(out)-pymalloc], [disable/enable specialized mallocs])) if test -z "$with_pymalloc" then with_pymalloc="yes" fi if test "$with_pymalloc" != "no" then AC_DEFINE(WITH_PYMALLOC, 1, [Define if you want to compile in Python-specific mallocs]) fi AC_MSG_RESULT($with_pymalloc) # Check for Valgrind support AC_MSG_CHECKING([for --with-valgrind]) AC_ARG_WITH([valgrind], AS_HELP_STRING([--with-valgrind], [Enable Valgrind support]),, with_valgrind=no) AC_MSG_RESULT([$with_valgrind]) if test "$with_valgrind" != no; then AC_CHECK_HEADER([valgrind/valgrind.h], [AC_DEFINE([WITH_VALGRIND], 1, [Define if you want pymalloc to be disabled when running under valgrind])], [AC_MSG_ERROR([Valgrind support requested but headers not available])] ) fi # Check for --with-wctype-functions AC_MSG_CHECKING(for --with-wctype-functions) AC_ARG_WITH(wctype-functions, AS_HELP_STRING([--with-wctype-functions], [use wctype.h functions]), [ if test "$withval" != no then AC_DEFINE(WANT_WCTYPE_FUNCTIONS, 1, [Define if you want wctype.h functions to be used instead of the one supplied by Python itself. (see Include/unicodectype.h).]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # -I${DLINCLDIR} is added to the compile rule for importdl.o AC_SUBST(DLINCLDIR) DLINCLDIR=. # the dlopen() function means we might want to use dynload_shlib.o. some # platforms, such as AIX, have dlopen(), but don't want to use it. AC_CHECK_FUNCS(dlopen) # DYNLOADFILE specifies which dynload_*.o file we will use for dynamic # loading of modules. AC_SUBST(DYNLOADFILE) AC_MSG_CHECKING(DYNLOADFILE) if test -z "$DYNLOADFILE" then case $ac_sys_system/$ac_sys_release in AIX*) # Use dynload_shlib.c and dlopen() if we have it; otherwise dynload_aix.c if test "$ac_cv_func_dlopen" = yes then DYNLOADFILE="dynload_shlib.o" else DYNLOADFILE="dynload_aix.o" fi ;; BeOS*) DYNLOADFILE="dynload_beos.o";; hp*|HP*) DYNLOADFILE="dynload_hpux.o";; # Use dynload_next.c only on 10.2 and below, which don't have native dlopen() Darwin/@<:@0156@:>@\..*) DYNLOADFILE="dynload_next.o";; atheos*) DYNLOADFILE="dynload_atheos.o";; *) # use dynload_shlib.c and dlopen() if we have it; otherwise stub # out any dynamic loading if test "$ac_cv_func_dlopen" = yes then DYNLOADFILE="dynload_shlib.o" else DYNLOADFILE="dynload_stub.o" fi ;; esac fi AC_MSG_RESULT($DYNLOADFILE) if test "$DYNLOADFILE" != "dynload_stub.o" then AC_DEFINE(HAVE_DYNAMIC_LOADING, 1, [Defined when any dynamic module loading is enabled.]) fi # MACHDEP_OBJS can be set to platform-specific object files needed by Python AC_SUBST(MACHDEP_OBJS) AC_MSG_CHECKING(MACHDEP_OBJS) if test -z "$MACHDEP_OBJS" then MACHDEP_OBJS=$extra_machdep_objs else MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs" fi AC_MSG_RESULT(MACHDEP_OBJS) # checks for library functions AC_CHECK_FUNCS(alarm setitimer getitimer bind_textdomain_codeset chown \ clock confstr ctermid execv fchmod fchown fork fpathconf ftime ftruncate \ gai_strerror getgroups getlogin getloadavg getpeername getpgid getpid \ getentropy \ getpriority getresuid getresgid getpwent getspnam getspent getsid getwd \ initgroups kill killpg lchmod lchown lstat mkfifo mknod mktime mmap \ mremap nice pathconf pause plock poll pthread_init \ putenv readlink realpath \ select sem_open sem_timedwait sem_getvalue sem_unlink setegid seteuid \ setgid \ setlocale setregid setreuid setsid setpgid setpgrp setuid setvbuf snprintf \ setlocale setregid setreuid setresuid setresgid \ setsid setpgid setpgrp setuid setvbuf snprintf \ sigaction siginterrupt sigrelse strftime \ sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \ truncate uname unsetenv utimes waitpid wait3 wait4 wcscoll _getpty) # For some functions, having a definition is not sufficient, since # we want to take their address. AC_MSG_CHECKING(for chroot) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=chroot]])], [AC_DEFINE(HAVE_CHROOT, 1, Define if you have the 'chroot' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for link) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=link]])], [AC_DEFINE(HAVE_LINK, 1, Define if you have the 'link' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for symlink) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=symlink]])], [AC_DEFINE(HAVE_SYMLINK, 1, Define if you have the 'symlink' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for fchdir) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=fchdir]])], [AC_DEFINE(HAVE_FCHDIR, 1, Define if you have the 'fchdir' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for fsync) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=fsync]])], [AC_DEFINE(HAVE_FSYNC, 1, Define if you have the 'fsync' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for fdatasync) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=fdatasync]])], [AC_DEFINE(HAVE_FDATASYNC, 1, Define if you have the 'fdatasync' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for epoll) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=epoll_create]])], [AC_DEFINE(HAVE_EPOLL, 1, Define if you have the 'epoll' functions.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for kqueue) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include ]], [[int x=kqueue()]])], [AC_DEFINE(HAVE_KQUEUE, 1, Define if you have the 'kqueue' functions.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) # On some systems (eg. FreeBSD 5), we would find a definition of the # functions ctermid_r, setgroups in the library, but no prototype # (e.g. because we use _XOPEN_SOURCE). See whether we can take their # address to avoid compiler warnings and potential miscompilations # because of the missing prototypes. AC_MSG_CHECKING(for ctermid_r) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[void* p = ctermid_r]])], [AC_DEFINE(HAVE_CTERMID_R, 1, Define if you have the 'ctermid_r' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_CACHE_CHECK([for flock declaration], [ac_cv_flock_decl], [AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [#include ], [void* p = flock] )], [ac_cv_flock_decl=yes], [ac_cv_flock_decl=no] ) ]) if test "x${ac_cv_flock_decl}" = xyes; then AC_CHECK_FUNCS(flock,, AC_CHECK_LIB(bsd,flock, [AC_DEFINE(HAVE_FLOCK) AC_DEFINE(FLOCK_NEEDS_LIBBSD, 1, Define if flock needs to be linked with bsd library.) ]) ) fi AC_MSG_CHECKING(for getpagesize) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[void* p = getpagesize]])], [AC_DEFINE(HAVE_GETPAGESIZE, 1, Define if you have the 'getpagesize' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for broken unsetenv) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[int res = unsetenv("DUMMY")]])], [AC_MSG_RESULT(no)], [AC_DEFINE(HAVE_BROKEN_UNSETENV, 1, Define if `unsetenv` does not return an int.) AC_MSG_RESULT(yes) ]) dnl check for true AC_CHECK_PROGS(TRUE, true, /bin/true) dnl On some systems (e.g. Solaris 9), hstrerror and inet_aton are in -lresolv dnl On others, they are in the C library, so we to take no action AC_CHECK_LIB(c, inet_aton, [$ac_cv_prog_TRUE], AC_CHECK_LIB(resolv, inet_aton) ) # On Tru64, chflags seems to be present, but calling it will # exit Python AC_CACHE_CHECK([for chflags], [ac_cv_have_chflags], [dnl AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main(int argc, char*argv[]) { if(chflags(argv[0], 0) != 0) return 1; return 0; } ]])], [ac_cv_have_chflags=yes], [ac_cv_have_chflags=no], [ac_cv_have_chflags=cross]) ]) if test "$ac_cv_have_chflags" = cross ; then AC_CHECK_FUNC([chflags], [ac_cv_have_chflags="yes"], [ac_cv_have_chflags="no"]) fi if test "$ac_cv_have_chflags" = yes ; then AC_DEFINE(HAVE_CHFLAGS, 1, [Define to 1 if you have the 'chflags' function.]) fi AC_CACHE_CHECK([for lchflags], [ac_cv_have_lchflags], [dnl AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main(int argc, char*argv[]) { if(lchflags(argv[0], 0) != 0) return 1; return 0; } ]])],[ac_cv_have_lchflags=yes],[ac_cv_have_lchflags=no],[ac_cv_have_lchflags=cross]) ]) if test "$ac_cv_have_lchflags" = cross ; then AC_CHECK_FUNC([lchflags], [ac_cv_have_lchflags="yes"], [ac_cv_have_lchflags="no"]) fi if test "$ac_cv_have_lchflags" = yes ; then AC_DEFINE(HAVE_LCHFLAGS, 1, [Define to 1 if you have the 'lchflags' function.]) fi dnl Check if system zlib has *Copy() functions dnl dnl On MacOSX the linker will search for dylibs on the entire linker path dnl before searching for static libraries. setup.py adds -Wl,-search_paths_first dnl to revert to a more traditional unix behaviour and make it possible to dnl override the system libz with a local static library of libz. Temporarily dnl add that flag to our CFLAGS as well to ensure that we check the version dnl of libz that will be used by setup.py. dnl The -L/usr/local/lib is needed as wel to get the same compilation dnl environment as setup.py (and leaving it out can cause configure to use the dnl wrong version of the library) case $ac_sys_system/$ac_sys_release in Darwin/*) _CUR_CFLAGS="${CFLAGS}" _CUR_LDFLAGS="${LDFLAGS}" CFLAGS="${CFLAGS} -Wl,-search_paths_first" LDFLAGS="${LDFLAGS} -Wl,-search_paths_first -L/usr/local/lib" ;; esac AC_CHECK_LIB(z, inflateCopy, AC_DEFINE(HAVE_ZLIB_COPY, 1, [Define if the zlib library has inflateCopy])) case $ac_sys_system/$ac_sys_release in Darwin/*) CFLAGS="${_CUR_CFLAGS}" LDFLAGS="${_CUR_LDFLAGS}" ;; esac AC_MSG_CHECKING(for hstrerror) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[void* p = hstrerror; hstrerror(0)]])], [AC_DEFINE(HAVE_HSTRERROR, 1, Define if you have the 'hstrerror' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for inet_aton) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include ]], [[void* p = inet_aton;inet_aton(0,0)]])], [AC_DEFINE(HAVE_INET_ATON, 1, Define if you have the 'inet_aton' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for inet_pton) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include ]], [[void* p = inet_pton]])], [AC_DEFINE(HAVE_INET_PTON, 1, Define if you have the 'inet_pton' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) # On some systems, setgroups is in unistd.h, on others, in grp.h AC_MSG_CHECKING(for setgroups) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #ifdef HAVE_GRP_H #include #endif ]], [[void* p = setgroups]])], [AC_DEFINE(HAVE_SETGROUPS, 1, Define if you have the 'setgroups' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) ]) # check for openpty and forkpty AC_CHECK_FUNCS(openpty,, AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lutil"], AC_CHECK_LIB(bsd,openpty, [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lbsd"]) ) ) AC_CHECK_FUNCS(forkpty,, AC_CHECK_LIB(util,forkpty, [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lutil"], AC_CHECK_LIB(bsd,forkpty, [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lbsd"]) ) ) # Stuff for expat. AC_CHECK_FUNCS(memmove) # check for long file support functions AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs) AC_REPLACE_FUNCS(dup2 getcwd strdup) AC_CHECK_FUNCS(getpgrp, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[getpgrp(0);]])], [AC_DEFINE(GETPGRP_HAVE_ARG, 1, [Define if getpgrp() must be called as getpgrp(0).])], []) ) AC_CHECK_FUNCS(setpgrp, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[setpgrp(0,0);]])], [AC_DEFINE(SETPGRP_HAVE_ARG, 1, [Define if setpgrp() must be called as setpgrp(0, 0).])], []) ) AC_CHECK_FUNCS(gettimeofday, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[gettimeofday((struct timeval*)0,(struct timezone*)0);]])], [], [AC_DEFINE(GETTIMEOFDAY_NO_TZ, 1, [Define if gettimeofday() does not have second (timezone) argument This is the case on Motorola V4 (R40V4.2)]) ]) ) AC_MSG_CHECKING(for major, minor, and makedev) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #if defined(MAJOR_IN_MKDEV) #include #elif defined(MAJOR_IN_SYSMACROS) #include #else #include #endif ]], [[ makedev(major(0),minor(0)); ]])],[ AC_DEFINE(HAVE_DEVICE_MACROS, 1, [Define to 1 if you have the device macros.]) AC_MSG_RESULT(yes) ],[ AC_MSG_RESULT(no) ]) # On OSF/1 V5.1, getaddrinfo is available, but a define # for [no]getaddrinfo in netdb.h. AC_MSG_CHECKING(for getaddrinfo) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include ]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])], [have_getaddrinfo=yes], [have_getaddrinfo=no]) AC_MSG_RESULT($have_getaddrinfo) if test $have_getaddrinfo = yes then AC_MSG_CHECKING(getaddrinfo bug) AC_CACHE_VAL(ac_cv_buggy_getaddrinfo, AC_RUN_IFELSE([AC_LANG_SOURCE([[[ #include #include #include #include #include #include int main() { int passive, gaierr, inet4 = 0, inet6 = 0; struct addrinfo hints, *ai, *aitop; char straddr[INET6_ADDRSTRLEN], strport[16]; for (passive = 0; passive <= 1; passive++) { memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_flags = passive ? AI_PASSIVE : 0; hints.ai_socktype = SOCK_STREAM; hints.ai_protocol = IPPROTO_TCP; if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) { (void)gai_strerror(gaierr); goto bad; } for (ai = aitop; ai; ai = ai->ai_next) { if (ai->ai_addr == NULL || ai->ai_addrlen == 0 || getnameinfo(ai->ai_addr, ai->ai_addrlen, straddr, sizeof(straddr), strport, sizeof(strport), NI_NUMERICHOST|NI_NUMERICSERV) != 0) { goto bad; } switch (ai->ai_family) { case AF_INET: if (strcmp(strport, "54321") != 0) { goto bad; } if (passive) { if (strcmp(straddr, "0.0.0.0") != 0) { goto bad; } } else { if (strcmp(straddr, "127.0.0.1") != 0) { goto bad; } } inet4++; break; case AF_INET6: if (strcmp(strport, "54321") != 0) { goto bad; } if (passive) { if (strcmp(straddr, "::") != 0) { goto bad; } } else { if (strcmp(straddr, "::1") != 0) { goto bad; } } inet6++; break; case AF_UNSPEC: goto bad; break; default: /* another family support? */ break; } } } if (!(inet4 == 0 || inet4 == 2)) goto bad; if (!(inet6 == 0 || inet6 == 2)) goto bad; if (aitop) freeaddrinfo(aitop); return 0; bad: if (aitop) freeaddrinfo(aitop); return 1; } ]]])], [ac_cv_buggy_getaddrinfo=no], [ac_cv_buggy_getaddrinfo=yes], [ if test "${enable_ipv6+set}" = set; then ac_cv_buggy_getaddrinfo="no -- configured with --(en|dis)able-ipv6" else ac_cv_buggy_getaddrinfo=yes fi])) fi AC_MSG_RESULT($ac_cv_buggy_getaddrinfo) if test $have_getaddrinfo = no -o "$ac_cv_buggy_getaddrinfo" = yes then if test $ipv6 = yes then echo 'Fatal: You must get working getaddrinfo() function.' echo ' or you can specify "--disable-ipv6"'. exit 1 fi else AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if you have the getaddrinfo function.]) fi AC_CHECK_FUNCS(getnameinfo) # checks for structures AC_HEADER_TIME AC_STRUCT_TM AC_STRUCT_TIMEZONE AC_CHECK_MEMBERS([struct stat.st_rdev]) AC_CHECK_MEMBERS([struct stat.st_blksize]) AC_CHECK_MEMBERS([struct stat.st_flags]) AC_CHECK_MEMBERS([struct stat.st_gen]) AC_CHECK_MEMBERS([struct stat.st_birthtime]) AC_STRUCT_ST_BLOCKS AC_MSG_CHECKING(for time.h that defines altzone) AC_CACHE_VAL(ac_cv_header_time_altzone,[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[return altzone;]])], [ac_cv_header_time_altzone=yes], [ac_cv_header_time_altzone=no]) ]) AC_MSG_RESULT($ac_cv_header_time_altzone) if test $ac_cv_header_time_altzone = yes; then AC_DEFINE(HAVE_ALTZONE, 1, [Define this if your time.h defines altzone.]) fi was_it_defined=no AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #include ]], [[;]])],[ AC_DEFINE(SYS_SELECT_WITH_SYS_TIME, 1, [Define if you can safely include both and (which you can't on SCO ODT 3.0).]) was_it_defined=yes ],[]) AC_MSG_RESULT($was_it_defined) AC_MSG_CHECKING(for addrinfo) AC_CACHE_VAL(ac_cv_struct_addrinfo, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[struct addrinfo a]])], [ac_cv_struct_addrinfo=yes], [ac_cv_struct_addrinfo=no])) AC_MSG_RESULT($ac_cv_struct_addrinfo) if test $ac_cv_struct_addrinfo = yes; then AC_DEFINE(HAVE_ADDRINFO, 1, [struct addrinfo (netdb.h)]) fi AC_MSG_CHECKING(for sockaddr_storage) AC_CACHE_VAL(ac_cv_struct_sockaddr_storage, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ # include # include ]], [[struct sockaddr_storage s]])], [ac_cv_struct_sockaddr_storage=yes], [ac_cv_struct_sockaddr_storage=no])) AC_MSG_RESULT($ac_cv_struct_sockaddr_storage) if test $ac_cv_struct_sockaddr_storage = yes; then AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1, [struct sockaddr_storage (sys/socket.h)]) fi # checks for compiler characteristics AC_C_CHAR_UNSIGNED AC_C_CONST works=no AC_MSG_CHECKING(for working volatile) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[volatile int x; x = 0;]])], [works=yes], [AC_DEFINE(volatile, , [Define to empty if the keyword does not work.])] ) AC_MSG_RESULT($works) works=no AC_MSG_CHECKING(for working signed char) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char c;]])], [works=yes], [AC_DEFINE(signed, , [Define to empty if the keyword does not work.])] ) AC_MSG_RESULT($works) have_prototypes=no AC_MSG_CHECKING(for prototypes) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[int foo(int x) { return 0; }]], [[return foo(10);]])], [AC_DEFINE(HAVE_PROTOTYPES, 1, [Define if your compiler supports function prototype]) have_prototypes=yes], [] ) AC_MSG_RESULT($have_prototypes) works=no AC_MSG_CHECKING(for variable length prototypes and stdarg.h) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include int foo(int x, ...) { va_list va; va_start(va, x); va_arg(va, int); va_arg(va, char *); va_arg(va, double); return 0; } ]], [[return foo(10, "", 3.14);]])],[ AC_DEFINE(HAVE_STDARG_PROTOTYPES, 1, [Define if your compiler supports variable length function prototypes (e.g. void fprintf(FILE *, char *, ...);) *and* ]) works=yes ],[]) AC_MSG_RESULT($works) # check for socketpair AC_MSG_CHECKING(for socketpair) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include ]], [[void *x=socketpair]])], [AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define if you have the 'socketpair' function.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)] ) # check if sockaddr has sa_len member AC_MSG_CHECKING(if sockaddr has sa_len member) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #include ]], [[struct sockaddr x; x.sa_len = 0;]])], [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Define if sockaddr has sa_len member])], [AC_MSG_RESULT(no)] ) va_list_is_array=no AC_MSG_CHECKING(whether va_list is an array) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifdef HAVE_STDARG_PROTOTYPES #include #else #include #endif ]], [[va_list list1, list2; list1 = list2;]])],[],[ AC_DEFINE(VA_LIST_IS_ARRAY, 1, [Define if a va_list is an array of some kind]) va_list_is_array=yes ]) AC_MSG_RESULT($va_list_is_array) # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-( AH_TEMPLATE(HAVE_GETHOSTBYNAME_R, [Define this if you have some version of gethostbyname_r()]) AC_CHECK_FUNC(gethostbyname_r, [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_MSG_CHECKING([gethostbyname_r with 6 args]) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ # include ]], [[ char *name; struct hostent *he, *res; char buffer[2048]; int buflen = 2048; int h_errnop; (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop) ]])],[ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1, [Define this if you have the 6-arg version of gethostbyname_r().]) AC_MSG_RESULT(yes) ],[ AC_MSG_RESULT(no) AC_MSG_CHECKING([gethostbyname_r with 5 args]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ # include ]], [[ char *name; struct hostent *he; char buffer[2048]; int buflen = 2048; int h_errnop; (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop) ]])], [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1, [Define this if you have the 5-arg version of gethostbyname_r().]) AC_MSG_RESULT(yes) ], [ AC_MSG_RESULT(no) AC_MSG_CHECKING([gethostbyname_r with 3 args]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ # include ]], [[ char *name; struct hostent *he; struct hostent_data data; (void) gethostbyname_r(name, he, &data); ]])], [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1, [Define this if you have the 3-arg version of gethostbyname_r().]) AC_MSG_RESULT(yes) ], [ AC_MSG_RESULT(no) ]) ]) ]) CFLAGS=$OLD_CFLAGS ], [ AC_CHECK_FUNCS(gethostbyname) ]) AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R) AC_SUBST(HAVE_GETHOSTBYNAME) # checks for system services # (none yet) # Linux requires this for correct f.p. operations AC_CHECK_FUNC(__fpu_control, [], [AC_CHECK_LIB(ieee, __fpu_control) ]) # Check for --with-fpectl AC_MSG_CHECKING(for --with-fpectl) AC_ARG_WITH(fpectl, AS_HELP_STRING([--with-fpectl], [enable SIGFPE catching]), [ if test "$withval" != no then AC_DEFINE(WANT_SIGFPE_HANDLER, 1, [Define if you want SIGFPE handled (see Include/pyfpe.h).]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # check for --with-libm=... AC_SUBST(LIBM) case $ac_sys_system in Darwin) ;; BeOS) ;; *) LIBM=-lm esac AC_MSG_CHECKING(for --with-libm=STRING) AC_ARG_WITH(libm, AS_HELP_STRING([--with-libm=STRING], [math library]), [ if test "$withval" = no then LIBM= AC_MSG_RESULT(force LIBM empty) elif test "$withval" != yes then LIBM=$withval AC_MSG_RESULT(set LIBM="$withval") else AC_MSG_ERROR([proper usage is --with-libm=STRING]) fi], [AC_MSG_RESULT(default LIBM="$LIBM")]) # check for --with-libc=... AC_SUBST(LIBC) AC_MSG_CHECKING(for --with-libc=STRING) AC_ARG_WITH(libc, AS_HELP_STRING([--with-libc=STRING], [C library]), [ if test "$withval" = no then LIBC= AC_MSG_RESULT(force LIBC empty) elif test "$withval" != yes then LIBC=$withval AC_MSG_RESULT(set LIBC="$withval") else AC_MSG_ERROR([proper usage is --with-libc=STRING]) fi], [AC_MSG_RESULT(default LIBC="$LIBC")]) # ************************************************** # * Check for various properties of floating point * # ************************************************** AC_MSG_CHECKING(whether C doubles are little-endian IEEE 754 binary64) AC_CACHE_VAL(ac_cv_little_endian_double, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main() { double x = 9006104071832581.0; if (memcmp(&x, "\x05\x04\x03\x02\x01\xff\x3f\x43", 8) == 0) return 0; else return 1; } ]])], [ac_cv_little_endian_double=yes], [ac_cv_little_endian_double=no], [ac_cv_little_endian_double=no])]) AC_MSG_RESULT($ac_cv_little_endian_double) if test "$ac_cv_little_endian_double" = yes then AC_DEFINE(DOUBLE_IS_LITTLE_ENDIAN_IEEE754, 1, [Define if C doubles are 64-bit IEEE 754 binary format, stored with the least significant byte first]) fi AC_MSG_CHECKING(whether C doubles are big-endian IEEE 754 binary64) AC_CACHE_VAL(ac_cv_big_endian_double, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main() { double x = 9006104071832581.0; if (memcmp(&x, "\x43\x3f\xff\x01\x02\x03\x04\x05", 8) == 0) return 0; else return 1; } ]])], [ac_cv_big_endian_double=yes], [ac_cv_big_endian_double=no], [ac_cv_big_endian_double=no])]) AC_MSG_RESULT($ac_cv_big_endian_double) if test "$ac_cv_big_endian_double" = yes then AC_DEFINE(DOUBLE_IS_BIG_ENDIAN_IEEE754, 1, [Define if C doubles are 64-bit IEEE 754 binary format, stored with the most significant byte first]) fi # Some ARM platforms use a mixed-endian representation for doubles. # While Python doesn't currently have full support for these platforms # (see e.g., issue 1762561), we can at least make sure that float <-> string # conversions work. AC_MSG_CHECKING(whether C doubles are ARM mixed-endian IEEE 754 binary64) AC_CACHE_VAL(ac_cv_mixed_endian_double, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main() { double x = 9006104071832581.0; if (memcmp(&x, "\x01\xff\x3f\x43\x05\x04\x03\x02", 8) == 0) return 0; else return 1; } ]])], [ac_cv_mixed_endian_double=yes], [ac_cv_mixed_endian_double=no], [ac_cv_mixed_endian_double=no])]) AC_MSG_RESULT($ac_cv_mixed_endian_double) if test "$ac_cv_mixed_endian_double" = yes then AC_DEFINE(DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754, 1, [Define if C doubles are 64-bit IEEE 754 binary format, stored in ARM mixed-endian order (byte order 45670123)]) fi # The short float repr introduced in Python 3.1 requires the # correctly-rounded string <-> double conversion functions from # Python/dtoa.c, which in turn require that the FPU uses 53-bit # rounding; this is a problem on x86, where the x87 FPU has a default # rounding precision of 64 bits. For gcc/x86, we can fix this by # using inline assembler to get and set the x87 FPU control word. # This inline assembler syntax may also work for suncc and icc, # so we try it on all platforms. AC_MSG_CHECKING(whether we can use gcc inline assembler to get and set x87 control word) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[ unsigned short cw; __asm__ __volatile__ ("fnstcw %0" : "=m" (cw)); __asm__ __volatile__ ("fldcw %0" : : "m" (cw)); ]])],[have_gcc_asm_for_x87=yes],[have_gcc_asm_for_x87=no]) AC_MSG_RESULT($have_gcc_asm_for_x87) if test "$have_gcc_asm_for_x87" = yes then AC_DEFINE(HAVE_GCC_ASM_FOR_X87, 1, [Define if we can use gcc inline assembler to get and set x87 control word]) fi # Detect whether system arithmetic is subject to x87-style double # rounding issues. The result of this test has little meaning on non # IEEE 754 platforms. On IEEE 754, test should return 1 if rounding # mode is round-to-nearest and double rounding issues are present, and # 0 otherwise. See http://bugs.python.org/issue2937 for more info. AC_MSG_CHECKING(for x87-style double rounding) # $BASECFLAGS may affect the result ac_save_cc="$CC" CC="$CC $BASECFLAGS" AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main() { volatile double x, y, z; /* 1./(1-2**-53) -> 1+2**-52 (correct), 1.0 (double rounding) */ x = 0.99999999999999989; /* 1-2**-53 */ y = 1./x; if (y != 1.) exit(0); /* 1e16+2.99999 -> 1e16+2. (correct), 1e16+4. (double rounding) */ x = 1e16; y = 2.99999; z = x + y; if (z != 1e16+4.) exit(0); /* both tests show evidence of double rounding */ exit(1); } ]])], [ac_cv_x87_double_rounding=no], [ac_cv_x87_double_rounding=yes], [ac_cv_x87_double_rounding=no]) CC="$ac_save_cc" AC_MSG_RESULT($ac_cv_x87_double_rounding) if test "$ac_cv_x87_double_rounding" = yes then AC_DEFINE(X87_DOUBLE_ROUNDING, 1, [Define if arithmetic is subject to x87-style double rounding issue]) fi # ************************************ # * Check for mathematical functions * # ************************************ LIBS_SAVE=$LIBS LIBS="$LIBS $LIBM" # On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of # -0. on some architectures. AC_MSG_CHECKING(whether tanh preserves the sign of zero) AC_CACHE_VAL(ac_cv_tanh_preserves_zero_sign, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main() { /* return 0 if either negative zeros don't exist on this platform or if negative zeros exist and tanh(-0.) == -0. */ if (atan2(0., -1.) == atan2(-0., -1.) || atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0); else exit(1); } ]])], [ac_cv_tanh_preserves_zero_sign=yes], [ac_cv_tanh_preserves_zero_sign=no], [ac_cv_tanh_preserves_zero_sign=no])]) AC_MSG_RESULT($ac_cv_tanh_preserves_zero_sign) if test "$ac_cv_tanh_preserves_zero_sign" = yes then AC_DEFINE(TANH_PRESERVES_ZERO_SIGN, 1, [Define if tanh(-0.) is -0., or if platform doesn't have signed zeros]) fi AC_CHECK_FUNCS([acosh asinh atanh copysign erf erfc expm1 finite gamma]) AC_CHECK_FUNCS([hypot lgamma log1p round tgamma]) AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include ]]) LIBS=$LIBS_SAVE # For multiprocessing module, check that sem_open # actually works. For FreeBSD versions <= 7.2, # the kernel module that provides POSIX semaphores # isn't loaded by default, so an attempt to call # sem_open results in a 'Signal 12' error. AC_MSG_CHECKING(whether POSIX semaphores are enabled) AC_CACHE_VAL(ac_cv_posix_semaphores_enabled, AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include #include #include int main(void) { sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0); if (a == SEM_FAILED) { perror("sem_open"); return 1; } sem_close(a); sem_unlink("/autoconf"); return 0; } ]])], [ac_cv_posix_semaphores_enabled=yes], [ac_cv_posix_semaphores_enabled=no], [ac_cv_posix_semaphores_enabled=yes]) ) AC_MSG_RESULT($ac_cv_posix_semaphores_enabled) if test $ac_cv_posix_semaphores_enabled = no then AC_DEFINE(POSIX_SEMAPHORES_NOT_ENABLED, 1, [Define if POSIX semaphores aren't enabled on your system]) fi # Multiprocessing check for broken sem_getvalue AC_MSG_CHECKING(for broken sem_getvalue) AC_CACHE_VAL(ac_cv_broken_sem_getvalue, AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include #include #include int main(void){ sem_t *a = sem_open("/autocftw", O_CREAT, S_IRUSR|S_IWUSR, 0); int count; int res; if(a==SEM_FAILED){ perror("sem_open"); return 1; } res = sem_getvalue(a, &count); sem_close(a); sem_unlink("/autocftw"); return res==-1 ? 1 : 0; } ]])], [ac_cv_broken_sem_getvalue=no], [ac_cv_broken_sem_getvalue=yes], [ac_cv_broken_sem_getvalue=yes]) ) AC_MSG_RESULT($ac_cv_broken_sem_getvalue) if test $ac_cv_broken_sem_getvalue = yes then AC_DEFINE(HAVE_BROKEN_SEM_GETVALUE, 1, [define to 1 if your sem_getvalue is broken.]) fi # determine what size digit to use for Python's longs AC_MSG_CHECKING([digit size for Python's longs]) AC_ARG_ENABLE(big-digits, AS_HELP_STRING([--enable-big-digits@<:@=BITS@:>@],[use big digits for Python longs [[BITS=30]]]), [case $enable_big_digits in yes) enable_big_digits=30 ;; no) enable_big_digits=15 ;; [15|30]) ;; *) AC_MSG_ERROR([bad value $enable_big_digits for --enable-big-digits; value should be 15 or 30]) ;; esac AC_MSG_RESULT($enable_big_digits) AC_DEFINE_UNQUOTED(PYLONG_BITS_IN_DIGIT, $enable_big_digits, [Define as the preferred size in bits of long digits]) ], [AC_MSG_RESULT(no value specified)]) # check for wchar.h AC_CHECK_HEADER(wchar.h, [ AC_DEFINE(HAVE_WCHAR_H, 1, [Define if the compiler provides a wchar.h header file.]) wchar_h="yes" ], wchar_h="no" ) # determine wchar_t size if test "$wchar_h" = yes then AC_CHECK_SIZEOF(wchar_t, 4, [#include ]) fi AC_MSG_CHECKING(for UCS-4 tcl) have_ucs4_tcl=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #if TCL_UTF_MAX != 6 # error "NOT UCS4_TCL" #endif]], [[]])],[ AC_DEFINE(HAVE_UCS4_TCL, 1, [Define this if you have tcl and TCL_UTF_MAX==6]) have_ucs4_tcl=yes ],[]) AC_MSG_RESULT($have_ucs4_tcl) # check whether wchar_t is signed or not if test "$wchar_h" = yes then # check whether wchar_t is signed or not AC_MSG_CHECKING(whether wchar_t is signed) AC_CACHE_VAL(ac_cv_wchar_t_signed, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main() { /* Success: exit code 0 */ exit((((wchar_t) -1) < ((wchar_t) 0)) ? 0 : 1); } ]])], [ac_cv_wchar_t_signed=yes], [ac_cv_wchar_t_signed=no], [ac_cv_wchar_t_signed=yes])]) AC_MSG_RESULT($ac_cv_wchar_t_signed) fi AC_MSG_CHECKING(what type to use for unicode) dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output AC_ARG_ENABLE(unicode, AS_HELP_STRING([--enable-unicode@<:@=ucs@<:@24@:>@@:>@], [Enable Unicode strings (default is ucs2)]), [], [enable_unicode=yes]) if test $enable_unicode = yes then # Without any arguments, Py_UNICODE defaults to two-byte mode case "$have_ucs4_tcl" in yes) enable_unicode="ucs4" ;; *) enable_unicode="ucs2" ;; esac fi AH_TEMPLATE(Py_UNICODE_SIZE, [Define as the size of the unicode type.]) case "$enable_unicode" in ucs2) unicode_size="2" AC_DEFINE(Py_UNICODE_SIZE,2) ;; ucs4) unicode_size="4" AC_DEFINE(Py_UNICODE_SIZE,4) ;; no) ;; # To allow --disable-unicode *) AC_MSG_ERROR([invalid value for --enable-unicode. Use either ucs2 or ucs4 (lowercase).]) ;; esac AH_TEMPLATE(PY_UNICODE_TYPE, [Define as the integral type used for Unicode representation.]) AC_SUBST(UNICODE_OBJS) if test "$enable_unicode" = "no" then UNICODE_OBJS="" AC_MSG_RESULT(not used) else UNICODE_OBJS="Objects/unicodeobject.o Objects/unicodectype.o" AC_DEFINE(Py_USING_UNICODE, 1, [Define if you want to have a Unicode type.]) # wchar_t is only usable if it maps to an unsigned type if test "$unicode_size" = "$ac_cv_sizeof_wchar_t" \ -a "$ac_cv_wchar_t_signed" = "no" then PY_UNICODE_TYPE="wchar_t" AC_DEFINE(HAVE_USABLE_WCHAR_T, 1, [Define if you have a useable wchar_t type defined in wchar.h; useable means wchar_t must be an unsigned type with at least 16 bits. (see Include/unicodeobject.h).]) AC_DEFINE(PY_UNICODE_TYPE,wchar_t) elif test "$ac_cv_sizeof_short" = "$unicode_size" then PY_UNICODE_TYPE="unsigned short" AC_DEFINE(PY_UNICODE_TYPE,unsigned short) elif test "$ac_cv_sizeof_long" = "$unicode_size" then PY_UNICODE_TYPE="unsigned long" AC_DEFINE(PY_UNICODE_TYPE,unsigned long) else PY_UNICODE_TYPE="no type found" fi AC_MSG_RESULT($PY_UNICODE_TYPE) fi # check for endianness AC_C_BIGENDIAN # Check whether right shifting a negative integer extends the sign bit # or fills with zeros (like the Cray J90, according to Tim Peters). AC_MSG_CHECKING(whether right shift extends the sign bit) AC_CACHE_VAL(ac_cv_rshift_extends_sign, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ int main() { exit(((-1)>>3 == -1) ? 0 : 1); } ]])], [ac_cv_rshift_extends_sign=yes], [ac_cv_rshift_extends_sign=no], [ac_cv_rshift_extends_sign=yes])]) AC_MSG_RESULT($ac_cv_rshift_extends_sign) if test "$ac_cv_rshift_extends_sign" = no then AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS, 1, [Define if i>>j for signed int i does not extend the sign bit when i < 0]) fi # check for getc_unlocked and related locking functions AC_MSG_CHECKING(for getc_unlocked() and friends) AC_CACHE_VAL(ac_cv_have_getc_unlocked, [ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ FILE *f = fopen("/dev/null", "r"); flockfile(f); getc_unlocked(f); funlockfile(f); ]])],[ac_cv_have_getc_unlocked=yes],[ac_cv_have_getc_unlocked=no])]) AC_MSG_RESULT($ac_cv_have_getc_unlocked) if test "$ac_cv_have_getc_unlocked" = yes then AC_DEFINE(HAVE_GETC_UNLOCKED, 1, [Define this if you have flockfile(), getc_unlocked(), and funlockfile()]) fi # check where readline lives # save the value of LIBS so we don't actually link Python with readline LIBS_no_readline=$LIBS # On some systems we need to link readline to a termcap compatible # library. NOTE: Keep the precedence of listed libraries synchronised # with setup.py. py_cv_lib_readline=no AC_MSG_CHECKING([how to link readline libs]) for py_libtermcap in "" ncursesw ncurses curses termcap; do if test -z "$py_libtermcap"; then READLINE_LIBS="-lreadline" else READLINE_LIBS="-lreadline -l$py_libtermcap" fi LIBS="$READLINE_LIBS $LIBS_no_readline" AC_LINK_IFELSE( [AC_LANG_CALL([],[readline])], [py_cv_lib_readline=yes]) if test $py_cv_lib_readline = yes; then break fi done # Uncomment this line if you want to use READINE_LIBS in Makefile or scripts #AC_SUBST([READLINE_LIBS]) if test $py_cv_lib_readline = no; then AC_MSG_RESULT([none]) else AC_MSG_RESULT([$READLINE_LIBS]) AC_DEFINE(HAVE_LIBREADLINE, 1, [Define if you have the readline library (-lreadline).]) fi # check for readline 2.1 AC_CHECK_LIB(readline, rl_callback_handler_install, AC_DEFINE(HAVE_RL_CALLBACK, 1, [Define if you have readline 2.1]), ,$READLINE_LIBS) # check for readline 2.2 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include ]])], [have_readline=yes], [have_readline=no] ) if test $have_readline = yes then AC_EGREP_HEADER([extern int rl_completion_append_character;], [readline/readline.h], AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1, [Define if you have readline 2.2]), ) AC_EGREP_HEADER([extern int rl_completion_suppress_append;], [readline/readline.h], AC_DEFINE(HAVE_RL_COMPLETION_SUPPRESS_APPEND, 1, [Define if you have rl_completion_suppress_append]), ) fi # check for readline 4.0 AC_CHECK_LIB(readline, rl_pre_input_hook, AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1, [Define if you have readline 4.0]), ,$READLINE_LIBS) # also in 4.0 AC_CHECK_LIB(readline, rl_completion_display_matches_hook, AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1, [Define if you have readline 4.0]), ,$READLINE_LIBS) # check for readline 4.2 AC_CHECK_LIB(readline, rl_completion_matches, AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1, [Define if you have readline 4.2]), ,$READLINE_LIBS) # also in readline 4.2 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include ]])], [have_readline=yes], [have_readline=no] ) if test $have_readline = yes then AC_EGREP_HEADER([extern int rl_catch_signals;], [readline/readline.h], AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1, [Define if you can turn off readline's signal handling.]), ) fi # End of readline checks: restore LIBS LIBS=$LIBS_no_readline AC_MSG_CHECKING(for broken nice()) AC_CACHE_VAL(ac_cv_broken_nice, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ int main() { int val1 = nice(1); if (val1 != -1 && val1 == nice(2)) exit(0); exit(1); } ]])], [ac_cv_broken_nice=yes], [ac_cv_broken_nice=no], [ac_cv_broken_nice=no])]) AC_MSG_RESULT($ac_cv_broken_nice) if test "$ac_cv_broken_nice" = yes then AC_DEFINE(HAVE_BROKEN_NICE, 1, [Define if nice() returns success/failure instead of the new priority.]) fi AC_MSG_CHECKING(for broken poll()) AC_CACHE_VAL(ac_cv_broken_poll, AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main() { struct pollfd poll_struct = { 42, POLLIN|POLLPRI|POLLOUT, 0 }; int poll_test; close (42); poll_test = poll(&poll_struct, 1, 0); if (poll_test < 0) return 0; else if (poll_test == 0 && poll_struct.revents != POLLNVAL) return 0; else return 1; } ]])], [ac_cv_broken_poll=yes], [ac_cv_broken_poll=no], [ac_cv_broken_poll=no])) AC_MSG_RESULT($ac_cv_broken_poll) if test "$ac_cv_broken_poll" = yes then AC_DEFINE(HAVE_BROKEN_POLL, 1, [Define if poll() sets errno on invalid file descriptors.]) fi # Before we can test tzset, we need to check if struct tm has a tm_zone # (which is not required by ISO C or UNIX spec) and/or if we support # tzname[] AC_STRUCT_TIMEZONE # check tzset(3) exists and works like we expect it to AC_MSG_CHECKING(for working tzset()) AC_CACHE_VAL(ac_cv_working_tzset, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include #if HAVE_TZNAME extern char *tzname[]; #endif int main() { /* Note that we need to ensure that not only does tzset(3) do 'something' with localtime, but it works as documented in the library reference and as expected by the test suite. This includes making sure that tzname is set properly if tm->tm_zone does not exist since it is the alternative way of getting timezone info. Red Hat 6.2 doesn't understand the southern hemisphere after New Year's Day. */ time_t groundhogday = 1044144000; /* GMT-based */ time_t midyear = groundhogday + (365 * 24 * 3600 / 2); putenv("TZ=UTC+0"); tzset(); if (localtime(&groundhogday)->tm_hour != 0) exit(1); #if HAVE_TZNAME /* For UTC, tzname[1] is sometimes "", sometimes " " */ if (strcmp(tzname[0], "UTC") || (tzname[1][0] != 0 && tzname[1][0] != ' ')) exit(1); #endif putenv("TZ=EST+5EDT,M4.1.0,M10.5.0"); tzset(); if (localtime(&groundhogday)->tm_hour != 19) exit(1); #if HAVE_TZNAME if (strcmp(tzname[0], "EST") || strcmp(tzname[1], "EDT")) exit(1); #endif putenv("TZ=AEST-10AEDT-11,M10.5.0,M3.5.0"); tzset(); if (localtime(&groundhogday)->tm_hour != 11) exit(1); #if HAVE_TZNAME if (strcmp(tzname[0], "AEST") || strcmp(tzname[1], "AEDT")) exit(1); #endif #if HAVE_STRUCT_TM_TM_ZONE if (strcmp(localtime(&groundhogday)->tm_zone, "AEDT")) exit(1); if (strcmp(localtime(&midyear)->tm_zone, "AEST")) exit(1); #endif exit(0); } ]])], [ac_cv_working_tzset=yes], [ac_cv_working_tzset=no], [ac_cv_working_tzset=no])]) AC_MSG_RESULT($ac_cv_working_tzset) if test "$ac_cv_working_tzset" = yes then AC_DEFINE(HAVE_WORKING_TZSET, 1, [Define if tzset() actually switches the local timezone in a meaningful way.]) fi # Look for subsecond timestamps in struct stat AC_MSG_CHECKING(for tv_nsec in struct stat) AC_CACHE_VAL(ac_cv_stat_tv_nsec, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ struct stat st; st.st_mtim.tv_nsec = 1; ]])], [ac_cv_stat_tv_nsec=yes], [ac_cv_stat_tv_nsec=no])) AC_MSG_RESULT($ac_cv_stat_tv_nsec) if test "$ac_cv_stat_tv_nsec" = yes then AC_DEFINE(HAVE_STAT_TV_NSEC, 1, [Define if you have struct stat.st_mtim.tv_nsec]) fi # Look for BSD style subsecond timestamps in struct stat AC_MSG_CHECKING(for tv_nsec2 in struct stat) AC_CACHE_VAL(ac_cv_stat_tv_nsec2, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ struct stat st; st.st_mtimespec.tv_nsec = 1; ]])], [ac_cv_stat_tv_nsec2=yes], [ac_cv_stat_tv_nsec2=no])) AC_MSG_RESULT($ac_cv_stat_tv_nsec2) if test "$ac_cv_stat_tv_nsec2" = yes then AC_DEFINE(HAVE_STAT_TV_NSEC2, 1, [Define if you have struct stat.st_mtimensec]) fi # first curses configure check ac_save_cppflags="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw" AC_CHECK_HEADERS(curses.h ncurses.h) # On Solaris, term.h requires curses.h AC_CHECK_HEADERS(term.h,,,[ #ifdef HAVE_CURSES_H #include #endif ]) # On HP/UX 11.0, mvwdelch is a block with a return statement AC_MSG_CHECKING(whether mvwdelch is an expression) AC_CACHE_VAL(ac_cv_mvwdelch_is_expression, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ int rtn; rtn = mvwdelch(0,0,0); ]])], [ac_cv_mvwdelch_is_expression=yes], [ac_cv_mvwdelch_is_expression=no])) AC_MSG_RESULT($ac_cv_mvwdelch_is_expression) if test "$ac_cv_mvwdelch_is_expression" = yes then AC_DEFINE(MVWDELCH_IS_EXPRESSION, 1, [Define if mvwdelch in curses.h is an expression.]) fi AC_MSG_CHECKING(whether WINDOW has _flags) AC_CACHE_VAL(ac_cv_window_has_flags, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ WINDOW *w; w->_flags = 0; ]])], [ac_cv_window_has_flags=yes], [ac_cv_window_has_flags=no])) AC_MSG_RESULT($ac_cv_window_has_flags) if test "$ac_cv_window_has_flags" = yes then AC_DEFINE(WINDOW_HAS_FLAGS, 1, [Define if WINDOW in curses.h offers a field _flags.]) fi AC_MSG_CHECKING(for is_term_resized) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=is_term_resized]])], [AC_DEFINE(HAVE_CURSES_IS_TERM_RESIZED, 1, Define if you have the 'is_term_resized' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)] ) AC_MSG_CHECKING(for resize_term) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=resize_term]])], [AC_DEFINE(HAVE_CURSES_RESIZE_TERM, 1, Define if you have the 'resize_term' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)] ) AC_MSG_CHECKING(for resizeterm) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[void *x=resizeterm]])], [AC_DEFINE(HAVE_CURSES_RESIZETERM, 1, Define if you have the 'resizeterm' function.) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)] ) # last curses configure check CPPFLAGS=$ac_save_cppflags AC_MSG_NOTICE([checking for device files]) dnl NOTE: Inform user how to proceed with files when cross compiling. if test "x$cross_compiling" = xyes; then if test "${ac_cv_file__dev_ptmx+set}" != set; then AC_MSG_CHECKING([for /dev/ptmx]) AC_MSG_RESULT([not set]) AC_MSG_ERROR([set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling]) fi if test "${ac_cv_file__dev_ptc+set}" != set; then AC_MSG_CHECKING([for /dev/ptc]) AC_MSG_RESULT([not set]) AC_MSG_ERROR([set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling]) fi fi AC_CHECK_FILE(/dev/ptmx, [], []) if test "x$ac_cv_file__dev_ptmx" = xyes; then AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if you have the /dev/ptmx device file.]) fi AC_CHECK_FILE(/dev/ptc, [], []) if test "x$ac_cv_file__dev_ptc" = xyes; then AC_DEFINE(HAVE_DEV_PTC, 1, [Define to 1 if you have the /dev/ptc device file.]) fi if test "$have_long_long" = yes then AC_MSG_CHECKING(for %lld and %llu printf() format support) AC_CACHE_VAL(ac_cv_have_long_long_format, AC_RUN_IFELSE([AC_LANG_SOURCE([[[ #include #include #include #ifdef HAVE_SYS_TYPES_H #include #endif int main() { char buffer[256]; if (sprintf(buffer, "%lld", (long long)123) < 0) return 1; if (strcmp(buffer, "123")) return 1; if (sprintf(buffer, "%lld", (long long)-123) < 0) return 1; if (strcmp(buffer, "-123")) return 1; if (sprintf(buffer, "%llu", (unsigned long long)123) < 0) return 1; if (strcmp(buffer, "123")) return 1; return 0; } ]]])], [ac_cv_have_long_long_format=yes], [ac_cv_have_long_long_format=no], [ac_cv_have_long_long_format="cross -- assuming no" if test x$GCC = xyes; then save_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Werror -Wformat" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include ]], [[ char *buffer; sprintf(buffer, "%lld", (long long)123); sprintf(buffer, "%lld", (long long)-123); sprintf(buffer, "%llu", (unsigned long long)123); ]])], ac_cv_have_long_long_format=yes ) CFLAGS=$save_CFLAGS fi]) ) AC_MSG_RESULT($ac_cv_have_long_long_format) fi if test "$ac_cv_have_long_long_format" = yes then AC_DEFINE(PY_FORMAT_LONG_LONG, "ll", [Define to printf format modifier for long long type]) fi if test $ac_sys_system = Darwin then LIBS="$LIBS -framework CoreFoundation" fi AC_CACHE_CHECK([for %zd printf() format support], ac_cv_have_size_t_format, [dnl AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_SSIZE_T typedef ssize_t Py_ssize_t; #elif SIZEOF_VOID_P == SIZEOF_LONG typedef long Py_ssize_t; #else typedef int Py_ssize_t; #endif int main() { char buffer[256]; if(sprintf(buffer, "%zd", (size_t)123) < 0) return 1; if (strcmp(buffer, "123")) return 1; if (sprintf(buffer, "%zd", (Py_ssize_t)-123) < 0) return 1; if (strcmp(buffer, "-123")) return 1; return 0; } ]])], [ac_cv_have_size_t_format=yes], [ac_cv_have_size_t_format=no], [ac_cv_have_size_t_format="cross -- assuming yes" ])]) if test "$ac_cv_have_size_t_format" != no ; then AC_DEFINE(PY_FORMAT_SIZE_T, "z", [Define to printf format modifier for Py_ssize_t]) fi AC_CHECK_TYPE(socklen_t,, AC_DEFINE(socklen_t,int, [Define to `int' if does not define.]),[ #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif ]) case $ac_sys_system in AIX*) AC_DEFINE(HAVE_BROKEN_PIPE_BUF, 1, [Define if the system reports an invalid PIPE_BUF value.]) ;; esac AC_SUBST(THREADHEADERS) for h in `(cd $srcdir;echo Python/thread_*.h)` do THREADHEADERS="$THREADHEADERS \$(srcdir)/$h" done AC_SUBST(SRCDIRS) SRCDIRS="Parser Grammar Objects Python Modules Mac" AC_MSG_CHECKING(for build directories) for dir in $SRCDIRS; do if test ! -d $dir; then mkdir $dir fi done # BEGIN_COMPUTED_GOTO # Check for --with-computed-gotos AC_MSG_CHECKING(for --with-computed-gotos) AC_ARG_WITH(computed-gotos, AS_HELP_STRING([--with(out)-computed-gotos], [Use computed gotos in evaluation loop (enabled by default on supported compilers)]), [ if test "$withval" = yes then AC_DEFINE(USE_COMPUTED_GOTOS, 1, [Define if you want to use computed gotos in ceval.c.]) AC_MSG_RESULT(yes) fi if test "$withval" = no then AC_DEFINE(USE_COMPUTED_GOTOS, 0, [Define if you want to use computed gotos in ceval.c.]) AC_MSG_RESULT(no) fi ], [AC_MSG_RESULT(no value specified)]) AC_MSG_CHECKING(whether $CC supports computed gotos) AC_CACHE_VAL(ac_cv_computed_gotos, AC_RUN_IFELSE([AC_LANG_SOURCE([[[ int main(int argc, char **argv) { static void *targets[1] = { &&LABEL1 }; goto LABEL2; LABEL1: return 0; LABEL2: goto *targets[0]; return 1; } ]]])], [ac_cv_computed_gotos=yes], [ac_cv_computed_gotos=no], [if test "${with_computed_gotos+set}" = set; then ac_cv_computed_gotos="$with_computed_gotos -- configured --with(out)-computed-gotos" else ac_cv_computed_gotos=no fi])) AC_MSG_RESULT($ac_cv_computed_gotos) case "$ac_cv_computed_gotos" in yes*) AC_DEFINE(HAVE_COMPUTED_GOTOS, 1, [Define if the C compiler supports computed gotos.]) esac # END_COMPUTED_GOTO AC_MSG_RESULT(done) # ensurepip option AC_MSG_CHECKING(for ensurepip) AC_ARG_WITH(ensurepip, [AS_HELP_STRING([--with(out)-ensurepip=@<:@=OPTION@:>@], ["install" or "upgrade" using bundled pip, default is "no"])], [], [with_ensurepip=no]) AS_CASE($with_ensurepip, [yes|upgrade],[ENSUREPIP=upgrade], [install],[ENSUREPIP=install], [no],[ENSUREPIP=no], [AC_MSG_ERROR([--with-ensurepip=upgrade|install|no])]) AC_MSG_RESULT($ENSUREPIP) AC_SUBST(ENSUREPIP) # generate output files AC_CONFIG_FILES(Makefile.pre Modules/Setup.config Misc/python.pc) AC_CONFIG_FILES([Modules/ld_so_aix], [chmod +x Modules/ld_so_aix]) AC_OUTPUT echo "creating Modules/Setup" if test ! -f Modules/Setup then cp $srcdir/Modules/Setup.dist Modules/Setup fi echo "creating Modules/Setup.local" if test ! -f Modules/Setup.local then echo "# Edit this file for local setup changes" >Modules/Setup.local fi echo "creating Makefile" $SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \ -s Modules Modules/Setup.config \ Modules/Setup.local Modules/Setup case $ac_sys_system in BeOS) AC_MSG_WARN([ Support for BeOS is deprecated as of Python 2.6. See PEP 11 for the gory details. ]) ;; *) ;; esac mv config.c Modules