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author | Peter Simons <simons@cryp.to> | 2009-12-30 18:46:53 +0100 |
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committer | Peter Simons <simons@cryp.to> | 2010-01-05 14:02:02 +0100 |
commit | 7a6c511965489c38f5d3bef4afe113e3fe11c2ac (patch) | |
tree | 68f72d3ac4f160405b2f3a2ba4e92ea987342610 | |
parent | 4339f0a8a2803e1e954f461319b39c7f1a1f60fb (diff) | |
download | autoconf-archive-7a6c511965489c38f5d3bef4afe113e3fe11c2ac.tar.gz |
AX_PTHREAD: minor changes to the AC_TRY_LINK command so that the code compiles when -Wall and -Werror are set
-rw-r--r-- | NEWS | 2 | ||||
-rw-r--r-- | m4/ax_pthread.m4 | 13 |
2 files changed, 11 insertions, 4 deletions
@@ -12,6 +12,8 @@ environment and extended to support an ACTION-IF-FOUND/ACTION-IF-NOT-FOUND-style API. + AX_PTHREAD has been updated to succeed when compiling with -Wall and -Werror. + AX_C_IFDEF has been deprecated, because the standard Autoconf macro AC_CHECK_DECL provides the same functionality. diff --git a/m4/ax_pthread.m4 b/m4/ax_pthread.m4 index 8a1d24c..37502dd 100644 --- a/m4/ax_pthread.m4 +++ b/m4/ax_pthread.m4 @@ -192,10 +192,15 @@ for flag in $ax_pthread_flags; do # pthread_cleanup_push because it is one of the few pthread # functions on Solaris that doesn't have a non-functional libc stub. # We try pthread_create on general principles. - AC_TRY_LINK([#include <pthread.h>], - [pthread_t th; pthread_join(th, 0); - pthread_attr_init(0); pthread_cleanup_push(0, 0); - pthread_create(0,0,0,0); pthread_cleanup_pop(0); ], + AC_TRY_LINK([#include <pthread.h> + static void routine(void* a) {a=0;} + static void* start_routine(void* a) {return a;}], + [pthread_t th; pthread_attr_t attr; + pthread_join(th, 0); + pthread_attr_init(&attr); + pthread_cleanup_push(routine, 0); + pthread_create(&th,0,start_routine,0); + pthread_cleanup_pop(0); ], [ax_pthread_ok=yes]) LIBS="$save_LIBS" |