X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=include%2Fwait.h;h=fa3c9ccb1d7e1ce8ad0c6c616f7ec78c762082c2;hb=44ccd41a12123d98a7eed808906e763dae4e620e;hp=4093258a01c6cad5c722cddc6751cb0ed4a18c6f;hpb=93bd5493dc710e406877ef0e68cf7f5d2ec34c33;p=deliverable%2Fbinutils-gdb.git

diff --git a/include/wait.h b/include/wait.h
index 4093258a01..fa3c9ccb1d 100644
--- a/include/wait.h
+++ b/include/wait.h
@@ -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
 
-#define WEXITSTATUS(w)	((w) >> 8)	/* same as WRETCODE */
+#ifndef	WTERMSIG
 #define WTERMSIG(w)	((w) & 0177)
-#define WSTOPSIG(w)	((w) >> 8)
+#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
+