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| author | Rich Felker <dalias@aerifal.cx> | 2015-03-04 09:44:43 -0500 | 
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2015-03-04 09:44:43 -0500 | 
| commit | 6de071a0be00ec2ff08af3c89c7caaa20f1044d7 (patch) | |
| tree | df844369359ade34b436d44f07be0652bc701a1d /src | |
| parent | 7a81fe3710be0128d29071e76c5acbea3d84277b (diff) | |
| download | musl-6de071a0be00ec2ff08af3c89c7caaa20f1044d7.tar.gz | |
eliminate atomics in syslog setlogmask function
Diffstat (limited to 'src')
| -rw-r--r-- | src/misc/syslog.c | 10 | 
1 files changed, 6 insertions, 4 deletions
diff --git a/src/misc/syslog.c b/src/misc/syslog.c index b934a686..e026f9b4 100644 --- a/src/misc/syslog.c +++ b/src/misc/syslog.c @@ -10,19 +10,21 @@  #include <errno.h>  #include <fcntl.h>  #include "libc.h" -#include "atomic.h"  static volatile int lock[2];  static char log_ident[32];  static int log_opt;  static int log_facility = LOG_USER; -static volatile int log_mask = 0xff; +static int log_mask = 0xff;  static int log_fd = -1;  int setlogmask(int maskpri)  { -	if (maskpri) return a_swap(&log_mask, maskpri); -	else return log_mask; +	LOCK(lock); +	int ret = log_mask; +	if (maskpri) log_mask = maskpri; +	UNLOCK(lock); +	return ret;  }  static const struct {  | 
