And use it to check for pthreads support. Unbreak f058f384a0d76bfd125f4738dceab7c890186432 for *BSD since their libc presents pthread_join and many other pthread symbols in libc while pthread_create is available only when passing -pthread and linking to libthr.
Signed-off-by: Luca Barbato <[email protected]> --- The simpler but more hackish alternative is to move down the no-flags check. configure | 31 ++++++++++++++++++++++++------- 1 file changed, 24 insertions(+), 7 deletions(-) diff --git a/configure b/configure index f63c70b..ae9dd8d 100755 --- a/configure +++ b/configure @@ -844,6 +844,24 @@ int main(void){ $func(); } EOF } +check_funcs(){ + log check_funcs "$@" + key=$1 + shift + func=$1 + shift + disable $key + for fn in $func; do + d="$d extern int $fn();" + c="$c $fn();" + done + + check_ld "$@" <<EOF && enable $func +$d +int main(void){ $c } +EOF +} + check_mathfunc(){ log check_mathfunc "$@" func=$1 @@ -3840,19 +3858,18 @@ fi # check for some common methods of building with pthread support # do this before the optional library checks as some of them require pthreads if ! disabled pthreads && ! enabled w32threads; then - enable pthreads - if check_func pthread_join; then + if check_funcs pthreads "pthread_join pthread_create"; then : - elif check_func pthread_join -pthread; then + elif check_funcs pthreads "pthread_join pthread_create" -pthread; then add_cflags -pthread add_extralibs -pthread - elif check_func pthread_join -pthreads; then + elif check_funcs pthreads "pthread_join pthread_create" -pthreads; then add_cflags -pthreads add_extralibs -pthreads - elif check_func pthread_join -lpthreadGC2; then + elif check_funcs pthreads "pthread_join pthread_create" -lpthreadGC2; then add_extralibs -lpthreadGC2 - elif ! check_lib pthread.h pthread_join -lpthread; then - disable pthreads + else + check_funcs pthreads "pthread_join pthread_create" -lpthread fi fi -- 1.8.5.1 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
