From: Richard M. Stallman <rms@gnu.org>
Date: Thu, 19 Dec 1996 22:02:55 +0000 (+0000)
Subject: (streq, strneq): Use == NULL rather than !.
X-Git-Tag: emacs-20.1~3211
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=370e3d9d646e8296f92d23b5a87de06f7a0ec679;p=emacs.git

(streq, strneq): Use == NULL rather than !.
---

diff --git a/lib-src/etags.c b/lib-src/etags.c
index 1415e0f7d3d..0120226b38c 100644
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -109,8 +109,10 @@ extern int errno;
 #define C_STAR	0x00003		/* C* */
 #define YACC	0x10000		/* yacc file */
 
-#define streq(s,t)	((DEBUG &&!(s)&&!(t)&&(abort(),1)) || !strcmp(s,t))
-#define strneq(s,t,n)	((DEBUG &&!(s)&&!(t)&&(abort(),1)) || !strncmp(s,t,n))
+#define streq(s,t)	((DEBUG && (s) == NULL && (t) == NULL	\
+			  && (abort (), 1)) || !strcmp (s, t))
+#define strneq(s,t,n)	((DEBUG && (s) == NULL && (t) == NULL	\
+			  && (abort (), 1)) || !strncmp (s, t, n))
 
 #define lowcase(c)	tolower ((char)c)