/[emacs]/emacs/src/syswait.h
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revision 1.13 by rms, Sat Nov 17 03:49:13 2001 UTC revision 1.13.4.1 by miles, Fri Apr 4 06:21:03 2003 UTC
# Line 27  Boston, MA 02111-1307, USA.  */ Line 27  Boston, MA 02111-1307, USA.  */
27    
28  #ifndef VMS  #ifndef VMS
29    
30  /* Try the approach recommended by autoconf.  If this doesn't cause  /* This is now really the approach recommended by Autoconf.  If this
31     trouble anywhere, remove the original code, which is #if'd out     doesn't cause trouble anywhere, remove the original code, which is
32     below.  */     #if'd out below.  */
33    
34  #if 1  #if 1
35  #include <sys/types.h>  #include <sys/types.h>
36    
37  #ifdef HAVE_SYS_WAIT_H  /* We have sys/wait.h with POSIXoid definitions. */  #ifdef HAVE_SYS_WAIT_H  /* We have sys/wait.h with POSIXoid definitions. */
   
38  #include <sys/wait.h>  #include <sys/wait.h>
39    #endif  /* !HAVE_SYS_WAIT_H */
40    
41  #ifndef WCOREDUMP               /* not POSIX */  #ifndef WCOREDUMP               /* not POSIX */
42  #define WCOREDUMP(status) ((status) & 0x80)  #define WCOREDUMP(status) ((status) & 0x80)
43  #endif  #endif
44    #ifndef WEXITSTATUS
 #else  /* !HAVE_SYS_WAIT_H */  
   
 /* Note that sys/wait.h may still be included by stdlib.h or something  
    according to XPG.  */  
   
 #undef WEXITSTATUS  
45  #define WEXITSTATUS(status) (((status)  & 0xff00) >> 8)  #define WEXITSTATUS(status) (((status)  & 0xff00) >> 8)
46  #undef WIFEXITED  #endif
47    #ifndef WIFEXITED
48  #define WIFEXITED(status) (WTERMSIG(status) == 0)  #define WIFEXITED(status) (WTERMSIG(status) == 0)
49  #undef WIFSTOPPED  #endif
50    #ifndef WIFSTOPPED
51  #define WIFSTOPPED(status) (((status) & 0xff) == 0x7f)  #define WIFSTOPPED(status) (((status) & 0xff) == 0x7f)
52  #undef WIFSIGNALED  #endif
53    #ifndef WIFSIGNALED
54  #define WIFSIGNALED(status) (!WIFSTOPPED(status) && !WIFEXITED(status))  #define WIFSIGNALED(status) (!WIFSTOPPED(status) && !WIFEXITED(status))
55  #undef WSTOPSIG  #endif
56    #ifndef WSTOPSIG
57  #define WSTOPSIG(status) WEXITSTATUS(status)  #define WSTOPSIG(status) WEXITSTATUS(status)
58  #undef WTERMSIG  #endif
59    #ifndef WTERMSIG
60  #define WTERMSIG(status) ((status) & 0x7f)  #define WTERMSIG(status) ((status) & 0x7f)
61  #undef WCOREDUMP  #endif
 #define WCOREDUMP(status) ((status) & 0x80)  
 #endif /* HAVE_SYS_WAIT_H */  
62    
63  #undef WAITTYPE  #undef WAITTYPE
64  #define WAITTYPE int  #define WAITTYPE int
65  #undef WRETCODE  #undef WRETCODE
66  #define WRETCODE(status) WEXITSTATUS (status)  #define WRETCODE(status) WEXITSTATUS (status)
67    
68  #else  /* !1 */  #else  /* 0 */
69    
70  #ifndef WAITTYPE  #ifndef WAITTYPE
71    
# Line 92  Boston, MA 02111-1307, USA.  */ Line 90  Boston, MA 02111-1307, USA.  */
90  #define WCOREDUMP(w) ((w&0200) != 0)  #define WCOREDUMP(w) ((w&0200) != 0)
91  #endif  #endif
92    
93  #else  #else
94    
95  #ifdef BSD4_1  #ifdef BSD4_1
96  #include <wait.h>  #include <wait.h>
# Line 134  Boston, MA 02111-1307, USA.  */ Line 132  Boston, MA 02111-1307, USA.  */
132  #endif /* not WAIT_USE_INT */  #endif /* not WAIT_USE_INT */
133  #endif /* no WAITTYPE */  #endif /* no WAITTYPE */
134    
135  #endif /* 1 */  #endif /* 0 */
136    
137  #else /* VMS */  #else /* VMS */
138    

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