This test program is a pthread application, while Makefile has no flags for linker about pthread library. This can cause below error.
$ make pcm-multi-thread CCLD pcm-multi-thread /usr/bin/ld: pcm-multi-thread.o: undefined reference to symbol 'pthread_cancel@@GLIBC_2.2.5' //lib/x86_64-linux-gnu/libpthread.so.0: error adding symbols: DSO missing from command line collect2: error: ld returned 1 exit status Makefile:523: recipe for target 'pcm-multi-thread' failed make: *** [pcm-multi-thread] Error 1
This commit fixes the bug by adding a corresponding flag.
Fixes: 147093ac5b8d('test: Add pcm-multi-thread program') Signed-off-by: Takashi Sakamoto o-takashi@sakamocchi.jp --- test/Makefile.am | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/test/Makefile.am b/test/Makefile.am index 970595a..5f35159 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -24,7 +24,7 @@ code_CFLAGS=-Wall -pipe -g -O2 chmap_LDADD=../src/libasound.la audio_time_LDADD=../src/libasound.la pcm_multi_thread_LDADD=../src/libasound.la - +pcm_multi_thread_LDFLAGS=-lpthread user_ctl_element_set_LDADD=../src/libasound.la user_ctl_element_set_CFLAGS=-Wall -g