fix linux64 running flag

JuliaLang · Dec 13, 2021 · 3326631 · 3326631
1 parent 4a01b3e
commit 3326631
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/src/signals-unix.c b/src/signals-unix.c
@@ -525,9 +525,11 @@ JL_DLLEXPORT int jl_profile_start_timer(void)
     itsprof.it_interval.tv_nsec = 0;
     itsprof.it_value.tv_sec = nsecprof / GIGA;
     itsprof.it_value.tv_nsec = nsecprof % GIGA;
-    if (timer_settime(timerprof, 0, &itsprof, NULL) == -1)
+    running = 1; // Set this before so that we know that the first SIGUSR1 came from the timer
+    if (timer_settime(timerprof, 0, &itsprof, NULL) == -1) {
+        running = 0;
         return -3;
-    running = 1;
+    }
     return 0;
 }
 
@@ -550,9 +552,11 @@ JL_DLLEXPORT int jl_profile_start_timer(void)
     timerprof.it_interval.tv_usec = 0;
     timerprof.it_value.tv_sec = nsecprof / GIGA;
     timerprof.it_value.tv_usec = ((nsecprof % GIGA) + 999) / 1000;
-    if (setitimer(ITIMER_PROF, &timerprof, NULL) == -1)
+    running = 1; // Set this before so that we know that the first SIGUSR1 came from the timer
+    if (setitimer(ITIMER_PROF, &timerprof, NULL) == -1) {
+        running = 0;
         return -3;
-    running = 1;
+    }
     return 0;
 }