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configure: uClibc native pthread requires -ldl

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In the configure script, add a pthread detection with
-ldl added to cflags, because uClibc requires -ldl to
link with native libpthread.

Tested with a custom ARM toolchain with uClibc 0.9.33.2 and gcc 4.6.3.

Signed-off-by: Neil Armstrong <narmstrong@neotion.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Neil Armstrong 2014-05-26 15:21:03 +02:00 committed by Michael Niedermayer
parent 86ae0da60c
commit 99d742aac4
1 changed files with 3 additions and 0 deletions
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configure vendored
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@ -4593,6 +4593,9 @@ if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
elif check_func pthread_join -pthreads && check_func pthread_create -pthreads; then
add_cflags -pthreads
add_extralibs -pthreads
elif check_func pthread_join -ldl -pthread && check_func pthread_create -ldl -pthread; then
add_cflags -ldl -pthread
add_extralibs -ldl -pthread
elif check_func pthread_join -lpthreadGC2 && check_func pthread_create -lpthreadGC2; then
add_extralibs -lpthreadGC2
elif check_lib pthread.h pthread_join -lpthread && check_lib pthread.h pthread_create -lpthread; then