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Detect pthread_detach using #include <pthread.h> (using AC_TRY_LINK)

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instead of AC_CHECK_FUNCS() as symbol may be mangled.
This commit is contained in:
Kurt Zeilenga 1999-02-08 22:54:40 +00:00
parent 162f373c61
commit 859b1ae451
3 changed files with 315 additions and 267 deletions
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558
configure vendored
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File diff suppressed because it is too large Load diff

18
configure.in
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@ -792,12 +792,26 @@ if test $ol_with_threads = auto -o $ol_with_threads = yes \
fi fi
dnl Check functions for compatibility dnl Check functions for compatibility
AC_CHECK_FUNCS(pthread_kill pthread_detach) AC_CHECK_FUNCS(pthread_kill)
if test $ac_cv_func_pthread_detach = no ; then dnl Check for pthread_detach with <pthread.h> inclusion
dnl as it's symbol may have been mangled.
AC_CACHE_CHECK([for pthread_detach with <pthread.h>],
[ol_cv_func_pthread_detach], [
dnl save the flags
AC_TRY_LINK([#include <pthread.h>],
[pthread_detach(NULL);],
[ol_cv_func_pthread_detach=yes],
[ol_cv_func_pthread_detach=no])
])
if test $ol_cv_func_pthread_detach = no ; then
AC_MSG_ERROR([could not locate pthread_detach()]) AC_MSG_ERROR([could not locate pthread_detach()])
fi fi
AC_DEFINE(HAVE_PTHREAD_DETACH,1,
[define if you have pthread_detach function])
dnl Check for setconcurreny functions dnl Check for setconcurreny functions
AC_CHECK_FUNCS( \ AC_CHECK_FUNCS( \
pthread_setconcurrency \ pthread_setconcurrency \

6
include/portable.h.in
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@ -267,9 +267,6 @@
/* Define if you have the mkstemp function. */ /* Define if you have the mkstemp function. */
#undef HAVE_MKSTEMP #undef HAVE_MKSTEMP
/* Define if you have the pthread_detach function. */
#undef HAVE_PTHREAD_DETACH
/* Define if you have the pthread_getconcurrency function. */ /* Define if you have the pthread_getconcurrency function. */
#undef HAVE_PTHREAD_GETCONCURRENCY #undef HAVE_PTHREAD_GETCONCURRENCY
@ -591,6 +588,9 @@
/* define if you have POSIX Threads */ /* define if you have POSIX Threads */
#undef HAVE_PTHREADS #undef HAVE_PTHREADS
/* define if you have pthread_detach function */
#undef HAVE_PTHREAD_DETACH
/* define if you have Mach Cthreads */ /* define if you have Mach Cthreads */
#undef HAVE_MACH_CTHREADS #undef HAVE_MACH_CTHREADS