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ld10k1: define _GNU_SOURCE and use sighandler_t

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__sighandler_t is a glibc internal type which doesn't exist in musl.  By using
AC_USE_SYSTEM_EXTENSIONS to get _GNU_SOURCE defined, both glibc and musl
then expose sighandler_t.

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Ross Burton 2018-06-12 13:24:34 +01:00 • committed by Takashi Iwai
parent a861bdabf0
commit 235d9c5e83
2 changed files with 2 additions and 1 deletions
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2
ld10k1/src/ld10k1_fnc1.c
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@ -179,7 +179,7 @@ int main_loop(comm_param *param, int audigy, const char *card_id, int tram_size,
{
fd_set active_fd_set/*, read_fd_set*/;
int i, j, res = 0;
__sighandler_t old_sig_pipe;
sighandler_t old_sig_pipe;
int main_sock = 0;
int data_sock = 0;