diff options
Diffstat (limited to 'daemon.c')
| -rw-r--r-- | daemon.c | 27 |
1 files changed, 12 insertions, 15 deletions
@@ -54,28 +54,25 @@ RETSIGTYPE sigchld_handler (int sig) /* process SIGCHLD to obtain the exit code of the terminating process */ { - pid_t pid; + pid_t pid; +#if defined(HAVE_WAITPID) /* the POSIX way */ + int status; + + while ((pid = waitpid(-1, &status, WNOHANG)) > 0) + continue; /* swallow 'em up. */ +#elif defined(HAVE_WAIT3) /* the BSD way */ #if defined(HAVE_UNION_WAIT) && !defined(__FreeBSD__) - union wait status; + union wait status; #else - int status; + int status; #endif -#if defined(HAVE_WAIT3) -#ifdef oldhpux /* HP-UX fixed this sometime between 9.01 and 10.20 */ - while ((pid = wait3(&status, WNOHANG, (int *) 0)) > 0) -#else - while ((pid = wait3(&status, WNOHANG, (struct rusage *) 0)) > 0) -#endif - ; /* swallow 'em up. */ -#elif defined(HAVE_WAITPID) - while ((pid = waitpid(-1, &status, WNOHANG)) > 0) - ; /* swallow 'em up. */ + while ((pid = wait3(&status, WNOHANG, 0)) > 0) + continue; /* swallow 'em up. */ #else /* Zooks! Nothing to do but wait(), and hope we don't block... */ - wait(&status); + wait(&status); #endif - } int |