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authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/time/timer_gettime.c
Initial version
Diffstat (limited to 'src/time/timer_gettime.c')
-rw-r--r--src/time/timer_gettime.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/time/timer_gettime.c b/src/time/timer_gettime.c
new file mode 100644
index 0000000..21c9d32
--- /dev/null
+++ b/src/time/timer_gettime.c
@@ -0,0 +1,28 @@
+#include <time.h>
+#include <limits.h>
+#include "pthread_impl.h"
+
+int timer_gettime(timer_t t, struct itimerspec *val)
+{
+ if ((intptr_t)t < 0) {
+ pthread_t td = (void *)((uintptr_t)t << 1);
+ t = (void *)(uintptr_t)(td->timer_id & INT_MAX);
+ }
+#ifdef SYS_timer_gettime64
+ int r = -ENOSYS;
+ if (sizeof(time_t) > 4)
+ r = __syscall(SYS_timer_gettime64, t, val);
+ if (SYS_timer_gettime == SYS_timer_gettime64 || r!=-ENOSYS)
+ return __syscall_ret(r);
+ long val32[4];
+ r = __syscall(SYS_timer_gettime, t, val32);
+ if (!r) {
+ val->it_interval.tv_sec = val32[0];
+ val->it_interval.tv_nsec = val32[1];
+ val->it_value.tv_sec = val32[2];
+ val->it_value.tv_nsec = val32[3];
+ }
+ return __syscall_ret(r);
+#endif
+ return syscall(SYS_timer_gettime, t, val);
+}