diff options
Diffstat (limited to 'libbb/vfork_daemon_rexec.c')
| -rw-r--r-- | libbb/vfork_daemon_rexec.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c index 89ae9a73c..ec8b9b1d7 100644 --- a/libbb/vfork_daemon_rexec.c +++ b/libbb/vfork_daemon_rexec.c | |||
| @@ -40,11 +40,14 @@ pid_t spawn(char **argv) | |||
| 40 | * (but don't run atexit() stuff, which would screw up parent.) | 40 | * (but don't run atexit() stuff, which would screw up parent.) |
| 41 | */ | 41 | */ |
| 42 | failed = errno; | 42 | failed = errno; |
| 43 | _exit(0); | 43 | _exit(111); |
| 44 | } | 44 | } |
| 45 | /* parent */ | 45 | /* parent */ |
| 46 | /* Unfortunately, this is not reliable: vfork() | 46 | /* Unfortunately, this is not reliable: according to standards |
| 47 | * can be equivalent to fork() according to standards */ | 47 | * vfork() can be equivalent to fork() and we won't see value |
| 48 | * of 'failed'. | ||
| 49 | * Interested party can wait on pid and learn exit code. | ||
| 50 | * If 111 - then it (most probably) failed to exec */ | ||
| 48 | if (failed) { | 51 | if (failed) { |
| 49 | errno = failed; | 52 | errno = failed; |
| 50 | return -1; | 53 | return -1; |