| 1401 | #ifndef _WIN32 |
| 1402 | JEMALLOC_FORMAT_PRINTF(1, 2) |
| 1403 | static int |
| 1404 | prof_open_maps(const char *format, ...) { |
| 1405 | int mfd; |
| 1406 | va_list ap; |
| 1407 | char filename[PATH_MAX + 1]; |
| 1408 | |
| 1409 | va_start(ap, format); |
| 1410 | malloc_vsnprintf(filename, sizeof(filename), format, ap); |
| 1411 | va_end(ap); |
| 1412 | |
| 1413 | #if defined(O_CLOEXEC) |
| 1414 | mfd = open(filename, O_RDONLY | O_CLOEXEC); |
| 1415 | #else |
| 1416 | mfd = open(filename, O_RDONLY); |
| 1417 | if (mfd != -1) { |
| 1418 | fcntl(mfd, F_SETFD, fcntl(mfd, F_GETFD) | FD_CLOEXEC); |
| 1419 | } |
| 1420 | #endif |
| 1421 | |
| 1422 | return mfd; |
| 1423 | } |
| 1424 | #endif |
| 1425 | |
| 1426 | static int |
no test coverage detected