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don't run the `pthread_attr_getstack' check when cross compiling

* configure.ac: Run the `pthread_attr_getstack' test only when building
  natively.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Volker Grabsch 2010-04-15 01:01:23 +02:00 committed by Ludovic Courtès
parent ec20a3c86d
commit b016e12e95

View file

@ -1410,15 +1410,16 @@ AM_CONDITIONAL([BUILD_PTHREAD_SUPPORT],
if test "$with_threads" = pthreads; then
AC_MSG_CHECKING(whether pthread_attr_getstack works for the main thread)
AC_MSG_CHECKING([whether pthread_attr_getstack works for the main thread])
old_CFLAGS="$CFLAGS"
CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#if HAVE_PTHREAD_ATTR_GETSTACK
#include <pthread.h>
if test "$cross_compiling" = "no"; then
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#if HAVE_PTHREAD_ATTR_GETSTACK
#include <pthread.h>
int main ()
{
int main ()
{
pthread_attr_t attr;
void *start, *end;
size_t size;
@ -1431,18 +1432,21 @@ int main ()
return 1;
else
return 0;
}
#else
int main ()
{
}
#else
int main ()
{
return 1;
}
#endif
]])],
[works=yes
AC_DEFINE([PTHREAD_ATTR_GETSTACK_WORKS], [1], [Define when pthread_att_get_stack works for the main thread])],
[works=no],
[])
}
#endif
]])],
[works=yes
AC_DEFINE([PTHREAD_ATTR_GETSTACK_WORKS], [1], [Define when pthread_att_get_stack works for the main thread])],
[works=no],
[])
else
works="assuming it doesn't"
fi
CFLAGS="$old_CFLAGS"
AC_MSG_RESULT($works)