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configure: Reorder pthreads checks

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Some pthreads symbols might be present in libc (as shown on various *BSD)
but not all of them, leading to false positives.

Check for the most common compiler flags before the plain symbol check
to avoid known pitfalls.
This commit is contained in:
Luca Barbato
2013-12-12 17:05:34 +01:00
parent 7cbe1ea9df
commit a5a3b398fd
1 changed files with 4 additions and 4 deletions
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8
configure vendored
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@@ -3842,9 +3842,7 @@ fi
# do this before the optional library checks as some of them require pthreads # do this before the optional library checks as some of them require pthreads
if ! disabled pthreads && ! enabled w32threads; then if ! disabled pthreads && ! enabled w32threads; then
enable pthreads enable pthreads
if check_func pthread_join; then if check_func pthread_join -pthread; then
:
elif check_func pthread_join -pthread; then
add_cflags -pthread add_cflags -pthread
add_extralibs -pthread add_extralibs -pthread
elif check_func pthread_join -pthreads; then elif check_func pthread_join -pthreads; then
@@ -3852,7 +3850,9 @@ if ! disabled pthreads && ! enabled w32threads; then
add_extralibs -pthreads add_extralibs -pthreads
elif check_func pthread_join -lpthreadGC2; then elif check_func pthread_join -lpthreadGC2; then
add_extralibs -lpthreadGC2 add_extralibs -lpthreadGC2
elif ! check_lib pthread.h pthread_join -lpthread; then elif check_lib pthread.h pthread_join -lpthread; then
:
elif ! check_func pthread_join; then
disable pthreads disable pthreads
fi fi
fi fi