Formerly job.c.~92~

This commit is contained in:
Roland McGrath 1993-01-22 22:31:27 +00:00
parent 21c1a55665
commit 6090eb3125

34
job.c
View file

@ -41,29 +41,27 @@ char default_shell[] = "/bin/sh";
#endif /* POSIX. */
#endif
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#ifdef HAVE_WAITPID
#include <sys/wait.h>
#define WAIT_NOHANG(status) waitpid(-1, (status), WNOHANG)
#define WAIT_NOHANG(status) waitpid (-1, (status), WNOHANG)
#else /* Don't have waitpid. */
#if defined(HAVE_SYS_WAIT) || !defined(USG)
#include <sys/wait.h>
#ifdef HAVE_WAIT3
#ifndef wait3
extern int wait3 ();
#endif
#define WAIT_NOHANG(status) \
wait3((union wait *) (status), WNOHANG, (struct rusage *) 0)
#define WAIT_NOHANG(status) wait3 ((status), WNOHANG, (struct rusage *) 0)
#endif /* Have wait3. */
#endif /* Have waitpid. */
#if !defined (wait) && !defined (POSIX)
extern int wait ();
#endif
#endif /* HAVE_SYS_WAIT || !USG */
#endif /* Have waitpid. */
#if defined(WTERMSIG) || (defined(USG) && !defined(HAVE_SYS_WAIT))
#ifndef HAVE_UNION_WAIT
#define WAIT_T int
#ifndef WTERMSIG
@ -82,12 +80,18 @@ extern int wait ();
#define WIFEXITED(x) (WTERMSIG (x) == 0)
#endif
#else /* WTERMSIG not defined and have <sys/wait.h> or not USG. */
#else /* Have `union wait'. */
#define WAIT_T union wait
#ifndef WTERMSIG
#define WTERMSIG(x) ((x).w_termsig)
#endif
#ifndef WCOREDUMP
#define WCOREDUMP(x) ((x).w_coredump)
#endif
#ifndef WEXITSTATUS
#define WEXITSTATUS(x) ((x).w_retcode)
#endif
#ifndef WIFSIGNALED
#define WIFSIGNALED(x) (WTERMSIG(x) != 0)
#endif
@ -95,7 +99,7 @@ extern int wait ();
#define WIFEXITED(x) (WTERMSIG(x) == 0)
#endif
#endif /* WTERMSIG defined or USG and don't have <sys/wait.h>. */
#endif /* Don't have `union wait'. */
#ifndef HAVE_UNISTD_H