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authorDaniel Baumann <daniel.baumann@progress-linux.org>2021-08-12 09:19:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2021-08-12 09:19:20 +0000
commitb6d97fef4669d07c108b130ea882f19a737d2ae9 (patch)
treec2f7a4e2e0ba7f963db3a9041d4644e70bd0024c /src/util.h
parentUpdating watch file. (diff)
downloaddnsperf-b6d97fef4669d07c108b130ea882f19a737d2ae9.tar.xz
dnsperf-b6d97fef4669d07c108b130ea882f19a737d2ae9.zip
Merging upstream version 2.7.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/util.h')
-rw-r--r--src/util.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h
index 245c984..1b83487 100644
--- a/src/util.h
+++ b/src/util.h
@@ -28,6 +28,7 @@
#include <stdbool.h>
#include <string.h>
#include <sys/time.h>
+#include <errno.h>
#define MILLION ((uint64_t)1000000)
@@ -76,6 +77,19 @@
} \
} while (0)
+static inline int PERF_TRYLOCK(pthread_mutex_t* mutex)
+{
+ int __n = pthread_mutex_trylock(mutex);
+ if (__n == EBUSY) {
+ return 1;
+ }
+ if (__n != 0) {
+ char __s[256];
+ perf_log_fatal("pthread_mutex_lock failed: %s", perf_strerror_r(__n, __s, sizeof(__s)));
+ }
+ return 0;
+}
+
#define PERF_UNLOCK(mutex) \
do { \
int __n = pthread_mutex_unlock((mutex)); \