2 files changed, 10 insertions, 2 deletions
diff --git a/src/lib/core/include/sem.h b/src/lib/core/include/sem.h
index 947f9e8..583770a 100644
--- a/src/lib/core/include/sem.h
+++ b/src/lib/core/include/sem.h
@@ -38,6 +38,8 @@ struct Semaphore {
  *         perror("semaphore_post failed");
  *         exit(1);
  *     }
+ *
+ *     semaphore_destroy(&s);
  * }
  * @endcode
  *
@@ -50,7 +52,6 @@ struct Semaphore {
 int semaphore_init(struct Semaphore *s, const char *name, int value);
 int semaphore_wait(struct Semaphore *s);
 int semaphore_post(struct Semaphore *s);
-
 void semaphore_destroy(struct Semaphore *s);
 
 #endif //STASIS_SEMAPHORE_H
 \ No newline at end of file
diff --git a/src/lib/core/semaphore.c b/src/lib/core/semaphore.c
index 6a24726..5c0e904 100644
--- a/src/lib/core/semaphore.c
+++ b/src/lib/core/semaphore.c
@@ -9,7 +9,14 @@
 #include "utils.h"
 
 int semaphore_init(struct Semaphore *s, const char *name, const int value) {
-    snprintf(s->name, sizeof(s->name), "/%s", name);
+#if defined(STASIS_OS_DARWIN)
+    // see: sem_open(2)
+    const size_t max_namelen = PSEMNAMLEN;
+#else
+    // see: sem_open(3)
+    const size_t max_namelen = STASIS_NAME_MAX;
+#endif
+    snprintf(s->name, max_namelen, "/%s", name);
     s->sem = sem_open(s->name, O_CREAT, 0644, value);
     if (s->sem == SEM_FAILED) {
         return -1;