diff options
| -rw-r--r-- | src/lib/core/semaphore.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/lib/core/semaphore.c b/src/lib/core/semaphore.c index 6a24726..bfe34e2 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 - 4; +#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; |