diff options
| -rwxr-xr-x | asterisk.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/asterisk.c b/asterisk.c index 71d1ee448..691a3e414 100755 --- a/asterisk.c +++ b/asterisk.c @@ -170,6 +170,12 @@ static int fdprint(int fd, const char *s) return write(fd, s, strlen(s) + 1); } +/* NULL handler so we can collect the child exit status */ +static void null_sig_handler(int signal) +{ + +} + int ast_safe_system(const char *s) { /* XXX This function needs some optimization work XXX */ @@ -178,6 +184,7 @@ int ast_safe_system(const char *s) int res; struct rusage rusage; int status; + void (*prev_handler) = signal(SIGCHLD, null_sig_handler); pid = fork(); if (pid == 0) { /* Close file descriptors and launch system command */ @@ -204,6 +211,7 @@ int ast_safe_system(const char *s) ast_log(LOG_WARNING, "Fork failed: %s\n", strerror(errno)); res = -1; } + signal(SIGCHLD, prev_handler); return res; } |