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Move some definitions.

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(HAVE_SYS_WAIT_H): Undef for HPUX7, Convex.
[!HAVE_SYS_WAIT_H]: Define things unconditionally.   More
perspicuous definitions.
(WTERMSIG): Fix bit pattern used.
This commit is contained in:
Dave Love 2000-07-26 11:06:05 +00:00
parent 48989eadcb
commit 1f0bb0abf8
1 changed files with 42 additions and 45 deletions
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87
src/syswait.h
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@ -32,52 +32,49 @@ Boston, MA 02111-1307, USA. */
below. */
#if 1
#include <sys/types.h>
/* Old code included a comment that HPUX version 7 has broken
definitions of some of the macros and `the convex' does too.
HAVE_SYS_WAIT_H probably won't be defined on them if they still get
used, but for safety... -- fx */
#if (defined (HPUX) && !defined (HPUX8)) || defined (convex)
#undef HAVE_SYS_WAIT_H
#endif
#if defined HAVE_SYS_WAIT_H /* We have sys/wait.h with POSIXoid
definitions. */
#include <sys/wait.h>
#ifndef WCOREDUMP /* not POSIX */
#define WCOREDUMP(status) ((status) & 0x80)
#endif
#else /* !HAVE_SYS_WAIT_H */
/* Note that sys/wait.h may still be included by stdlib.h or something
according to XPG. */
#undef WEXITSTATUS
#define WEXITSTATUS(status) (((status) & 0xff00) >> 8)
#undef WIFEXITED
#define WIFEXITED(status) (WTERMSIG(status) == 0)
#undef WIFSTOPPED
#define WIFSTOPPED(status) (((status) & 0xff) == 0x7f)
#undef WIFSIGNALED
#define WIFSIGNALED(status) (!WIFSTOPPED(status) && !WIFEXITED(status))
#undef WSTOPSIG
#define WSTOPSIG(status) WEXITSTATUS(status)
#undef WTERMSIG
#define WTERMSIG(status) ((status) & 0x7f)
#undef WCOREDUMP
#define WCOREDUMP(status) ((status) & 0x80)
#endif /* HAVE_SYS_WAIT_H */
#undef WAITTYPE
#define WAITTYPE int
#define WRETCODE(w) WEXITSTATUS (w)
#include <sys/types.h>
#if HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#if defined (HPUX) || defined (convex)
/* HPUX version 7 has broken definitions of these. */
/* pvogel@convex.com says the convex does too. */
#undef WTERMSIG
#undef WSTOPSIG
#undef WIFSTOPPED
#undef WIFSIGNALED
#undef WIFEXITED
#endif /* HPUX || convex */
#ifndef WEXITSTATUS
# define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
#endif
#ifndef WIFEXITED
# define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
#endif
#ifndef WIFSTOPPED
#define WIFSTOPPED(w) ((w&0377) == 0177)
#endif
#ifndef WIFSIGNALED
#define WIFSIGNALED(w) ((w&0377) != 0177 && (w&~0377) == 0)
#endif
#ifndef WIFEXITED
#define WIFEXITED(w) ((w&0377) == 0)
#endif
#ifndef WRETCODE
#define WRETCODE(w) (w >> 8)
#endif
#ifndef WSTOPSIG
#define WSTOPSIG(w) (w >> 8)
#endif
#ifndef WTERMSIG
#define WTERMSIG(w) (w & 0377)
#endif
#ifndef WCOREDUMP
#define WCOREDUMP(w) ((w&0200) != 0)
#endif
#undef WRETCODE
#define WRETCODE(status) WEXITSTATUS (status)
#else /* !1 */
@ -99,7 +96,7 @@ Boston, MA 02111-1307, USA. */
#define WIFEXITED(w) ((w&0377) == 0)
#define WRETCODE(w) (w >> 8)
#define WSTOPSIG(w) (w >> 8)
#define WTERMSIG(w) (w & 0377)
#define WTERMSIG(w) (w & 0177)
#ifndef WCOREDUMP
#define WCOREDUMP(w) ((w&0200) != 0)
#endif