X-Git-Url: https://git.brokenzipper.com/gitweb?a=blobdiff_plain;f=lib%2Fgetdate.y;h=eb1fe7bef7ebc854208a95ec0a6598a2e6d14484;hb=abdde50e1b20a7cf1199d14a29d09b1dc5423380;hp=2cb3ddc56f39c76d2beeb259d471daf9f79e5fff;hpb=26fd2b79db1c3ea54fa9ca00991cb91be2189351;p=chaz%2Ftar

diff --git a/lib/getdate.y b/lib/getdate.y
index 2cb3ddc..eb1fe7b 100644
--- a/lib/getdate.y
+++ b/lib/getdate.y
@@ -73,7 +73,7 @@
 # include <string.h>
 #endif
 
-#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
 # define __attribute__(x)
 #endif
 
@@ -831,7 +831,10 @@ yyerror (char *s ATTRIBUTE_UNUSED)
   return 0;
 }
 
-/* ?? */
+/* Parse a date/time string P.  Return the corresponding time_t value,
+   or (time_t) -1 if there is an error.  P can be an incomplete or
+   relative time specification; if so, use *NOW as the basis for the
+   returned time.  */
 time_t
 get_date (const char *p, const time_t *now)
 {
@@ -1011,7 +1014,7 @@ get_date (const char *p, const time_t *now)
       if (! gmt)
 	return -1;
       delta = pc.time_zone * 60 + difftm (gmt, &tm);
-      if ((Start - delta < Start) != (delta < 0))
+      if ((Start < Start - delta) != (delta < 0))
 	return -1;	/* time_t overflow */
       Start -= delta;
     }