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Add ifndef wrappers

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Michael Meissner 1995-12-21 19:51:55 +00:00
parent 36cb0e7c73
commit 29a766d2d4
2 changed files with 27 additions and 3 deletions
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5
include/ChangeLog
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@ -1,7 +1,6 @@
Tue Nov 7 14:38:45 1995 Kim Knuttila <krk@cygnus.com>
Thu Dec 21 14:47:17 1995 Michael Meissner <meissner@tiktok.cygnus.com>
* coff/powerpc.h (IMAGE_NT_OPTIONAL_HDR_MAGIC): Added define.
* coff/pe.h: Added defines for file level flags
* wait.h: Protect all macros with #ifndef.
Tue Oct 24 21:45:40 1995 Ian Lance Taylor <ian@cygnus.com>

25
include/wait.h
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@ -10,8 +10,15 @@
<sys/wait.h> defines, since our code does not use waitpid(). We
also fail to declare wait() and waitpid(). */
#ifndef WIFEXITED
#define WIFEXITED(w) (((w)&0377) == 0)
#endif
#ifndef WIFSIGNALED
#define WIFSIGNALED(w) (((w)&0377) != 0177 && ((w)&~0377) == 0)
#endif
#ifndef WIFSTOPPED
#ifdef IBM6000
/* Unfortunately, the above comment (about being compatible in all Unix
@ -24,15 +31,33 @@
#else
#define WIFSTOPPED(w) (((w)&0377) == 0177)
#endif
#endif
#ifndef WEXITSTATUS
#define WEXITSTATUS(w) (((w) >> 8) & 0377) /* same as WRETCODE */
#endif
#ifndef WTERMSIG
#define WTERMSIG(w) ((w) & 0177)
#endif
#ifndef WSTOPSIG
#define WSTOPSIG WEXITSTATUS
#endif
/* These are not defined in POSIX, but are used by our programs. */
#define WAITTYPE int
#ifndef WCOREDUMP
#define WCOREDUMP(w) (((w)&0200) != 0)
#endif
#ifndef WSETEXIT
#define WSETEXIT(w,status) ((w) = (0 | ((status) << 8)))
#endif
#ifndef WSETSTOP
#define WSETSTOP(w,sig) ((w) = (0177 | ((sig) << 8)))
#endif