mirror of https://github.com/python/cpython
Multiprocessing configure checks don't need LIBM
This commit is contained in:
Mark Dickinson
parent
31f0cfef0e
commit
c63392c152
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@ -1,5 +1,5 @@
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#! /bin/sh
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# From configure.in Revision: 76550 .
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# From configure.in Revision: 76558 .
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# Guess values for system-dependent variables and create Makefiles.
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# Generated by GNU Autoconf 2.61 for python 2.7.
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#
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@ -23797,175 +23797,6 @@ fi
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LIBS_SAVE=$LIBS
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LIBS="$LIBS $LIBM"
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# For multiprocessing module, check that sem_open
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# actually works. For FreeBSD versions <= 7.2,
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# the kernel module that provides POSIX semaphores
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# isn't loaded by default, so an attempt to call
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# sem_open results in a 'Signal 12' error.
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{ echo "$as_me:$LINENO: checking whether POSIX semaphores are enabled" >&5
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echo $ECHO_N "checking whether POSIX semaphores are enabled... $ECHO_C" >&6; }
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if test "${ac_cv_posix_semaphores_enabled+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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if test "$cross_compiling" = yes; then
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ac_cv_posix_semaphores_enabled=yes
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <semaphore.h>
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#include <sys/stat.h>
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int main(void) {
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sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
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if (a == SEM_FAILED) {
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perror("sem_open");
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return 1;
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}
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sem_close(a);
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return 0;
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}
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_ACEOF
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rm -f conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_posix_semaphores_enabled=yes
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else
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echo "$as_me: program exited with status $ac_status" >&5
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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( exit $ac_status )
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ac_cv_posix_semaphores_enabled=no
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fi
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rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
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fi
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fi
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{ echo "$as_me:$LINENO: result: $ac_cv_posix_semaphores_enabled" >&5
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echo "${ECHO_T}$ac_cv_posix_semaphores_enabled" >&6; }
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if test $ac_cv_posix_semaphores_enabled = no
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then
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cat >>confdefs.h <<\_ACEOF
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#define POSIX_SEMAPHORES_NOT_ENABLED 1
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_ACEOF
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fi
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# Multiprocessing check for broken sem_getvalue
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{ echo "$as_me:$LINENO: checking for broken sem_getvalue" >&5
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echo $ECHO_N "checking for broken sem_getvalue... $ECHO_C" >&6; }
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if test "${ac_cv_broken_sem_getvalue+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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if test "$cross_compiling" = yes; then
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ac_cv_broken_sem_getvalue=yes
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <semaphore.h>
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#include <sys/stat.h>
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int main(void){
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sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
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int count;
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int res;
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if(a==SEM_FAILED){
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perror("sem_open");
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return 1;
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}
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res = sem_getvalue(a, &count);
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sem_close(a);
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return res==-1 ? 1 : 0;
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}
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_ACEOF
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rm -f conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_broken_sem_getvalue=no
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else
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echo "$as_me: program exited with status $ac_status" >&5
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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( exit $ac_status )
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ac_cv_broken_sem_getvalue=yes
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fi
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rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
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fi
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fi
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{ echo "$as_me:$LINENO: result: $ac_cv_broken_sem_getvalue" >&5
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echo "${ECHO_T}$ac_cv_broken_sem_getvalue" >&6; }
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if test $ac_cv_broken_sem_getvalue = yes
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then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_BROKEN_SEM_GETVALUE 1
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_ACEOF
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fi
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# On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
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# -0. on some architectures.
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{ echo "$as_me:$LINENO: checking whether tanh preserves the sign of zero" >&5
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@ -24448,6 +24279,174 @@ fi
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LIBS=$LIBS_SAVE
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# For multiprocessing module, check that sem_open
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# actually works. For FreeBSD versions <= 7.2,
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# the kernel module that provides POSIX semaphores
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# isn't loaded by default, so an attempt to call
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# sem_open results in a 'Signal 12' error.
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{ echo "$as_me:$LINENO: checking whether POSIX semaphores are enabled" >&5
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echo $ECHO_N "checking whether POSIX semaphores are enabled... $ECHO_C" >&6; }
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if test "${ac_cv_posix_semaphores_enabled+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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if test "$cross_compiling" = yes; then
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ac_cv_posix_semaphores_enabled=yes
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <semaphore.h>
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#include <sys/stat.h>
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int main(void) {
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sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
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if (a == SEM_FAILED) {
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perror("sem_open");
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return 1;
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}
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sem_close(a);
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return 0;
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}
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_ACEOF
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rm -f conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_posix_semaphores_enabled=yes
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else
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echo "$as_me: program exited with status $ac_status" >&5
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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( exit $ac_status )
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ac_cv_posix_semaphores_enabled=no
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fi
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rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
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fi
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fi
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{ echo "$as_me:$LINENO: result: $ac_cv_posix_semaphores_enabled" >&5
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echo "${ECHO_T}$ac_cv_posix_semaphores_enabled" >&6; }
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if test $ac_cv_posix_semaphores_enabled = no
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then
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cat >>confdefs.h <<\_ACEOF
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#define POSIX_SEMAPHORES_NOT_ENABLED 1
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_ACEOF
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fi
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# Multiprocessing check for broken sem_getvalue
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{ echo "$as_me:$LINENO: checking for broken sem_getvalue" >&5
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echo $ECHO_N "checking for broken sem_getvalue... $ECHO_C" >&6; }
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if test "${ac_cv_broken_sem_getvalue+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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if test "$cross_compiling" = yes; then
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ac_cv_broken_sem_getvalue=yes
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <semaphore.h>
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#include <sys/stat.h>
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int main(void){
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sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
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int count;
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int res;
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if(a==SEM_FAILED){
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perror("sem_open");
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return 1;
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}
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res = sem_getvalue(a, &count);
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sem_close(a);
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return res==-1 ? 1 : 0;
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}
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_ACEOF
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rm -f conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_broken_sem_getvalue=no
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else
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echo "$as_me: program exited with status $ac_status" >&5
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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( exit $ac_status )
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ac_cv_broken_sem_getvalue=yes
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fi
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rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
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fi
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fi
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{ echo "$as_me:$LINENO: result: $ac_cv_broken_sem_getvalue" >&5
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echo "${ECHO_T}$ac_cv_broken_sem_getvalue" >&6; }
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if test $ac_cv_broken_sem_getvalue = yes
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then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_BROKEN_SEM_GETVALUE 1
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_ACEOF
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fi
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# determine what size digit to use for Python's longs
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{ echo "$as_me:$LINENO: checking digit size for Python's longs" >&5
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echo $ECHO_N "checking digit size for Python's longs... $ECHO_C" >&6; }
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|
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65
configure.in
65
configure.in
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@ -3389,6 +3389,38 @@ fi
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LIBS_SAVE=$LIBS
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LIBS="$LIBS $LIBM"
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# On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
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# -0. on some architectures.
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AC_MSG_CHECKING(whether tanh preserves the sign of zero)
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AC_CACHE_VAL(ac_cv_tanh_preserves_zero_sign, [
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AC_TRY_RUN([
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#include <math.h>
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#include <stdlib.h>
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int main() {
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/* return 0 if either negative zeros don't exist
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on this platform or if negative zeros exist
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and tanh(-0.) == -0. */
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if (atan2(0., -1.) == atan2(-0., -1.) ||
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atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0);
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else exit(1);
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}
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],
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ac_cv_tanh_preserves_zero_sign=yes,
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ac_cv_tanh_preserves_zero_sign=no,
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ac_cv_tanh_preserves_zero_sign=no)])
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AC_MSG_RESULT($ac_cv_tanh_preserves_zero_sign)
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if test "$ac_cv_tanh_preserves_zero_sign" = yes
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then
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AC_DEFINE(TANH_PRESERVES_ZERO_SIGN, 1,
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[Define if tanh(-0.) is -0., or if platform doesn't have signed zeros])
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fi
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AC_CHECK_FUNCS([acosh asinh atanh copysign erf erfc expm1 finite gamma])
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AC_CHECK_FUNCS([hypot lgamma log1p round tgamma])
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AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include <math.h>]])
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LIBS=$LIBS_SAVE
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# For multiprocessing module, check that sem_open
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# actually works. For FreeBSD versions <= 7.2,
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# the kernel module that provides POSIX semaphores
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|
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@ -3423,7 +3455,6 @@ then
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[Define if POSIX semaphores aren't enabled on your system])
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fi
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# Multiprocessing check for broken sem_getvalue
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AC_MSG_CHECKING(for broken sem_getvalue)
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AC_CACHE_VAL(ac_cv_broken_sem_getvalue,
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@ -3458,38 +3489,6 @@ then
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[define to 1 if your sem_getvalue is broken.])
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fi
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# On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
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# -0. on some architectures.
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AC_MSG_CHECKING(whether tanh preserves the sign of zero)
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AC_CACHE_VAL(ac_cv_tanh_preserves_zero_sign, [
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AC_TRY_RUN([
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#include <math.h>
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#include <stdlib.h>
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int main() {
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/* return 0 if either negative zeros don't exist
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on this platform or if negative zeros exist
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and tanh(-0.) == -0. */
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if (atan2(0., -1.) == atan2(-0., -1.) ||
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atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0);
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else exit(1);
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}
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],
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ac_cv_tanh_preserves_zero_sign=yes,
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ac_cv_tanh_preserves_zero_sign=no,
|
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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 <math.h>]])
|
||||
|
||||
LIBS=$LIBS_SAVE
|
||||
|
||||
# determine what size digit to use for Python's longs
|
||||
AC_MSG_CHECKING([digit size for Python's longs])
|
||||
AC_ARG_ENABLE(big-digits,
|
||||
|
|
|
|||
Loading…
Reference in New Issue