Author: eadler (ports committer)
Date: Tue Nov 22 02:50:24 2011
New Revision: 227812
URL: http://svn.freebsd.org/changeset/base/227812
Log:
- fix some style(9) nits with my last commit
- add a comment explaining why I used '|' instead of '||'
Submitted by: danfe@
Approved by: emaste@
Modified:
head/lib/libc/string/strcasecmp.c
head/lib/libc/string/strncmp.c
Modified: head/lib/libc/string/strcasecmp.c
==============================================================================
--- head/lib/libc/string/strcasecmp.c Tue Nov 22 02:27:59 2011
(r227811)
+++ head/lib/libc/string/strcasecmp.c Tue Nov 22 02:50:24 2011
(r227812)
@@ -49,7 +49,7 @@ strcasecmp_l(const char *s1, const char
*us1 = (const u_char *)s1,
*us2 = (const u_char *)s2;
if (s1 == s2)
- return (0);
+ return (0);
FIX_LOCALE(locale);
@@ -73,8 +73,9 @@ strncasecmp_l(const char *s1, const char
*us1 = (const u_char *)s1,
*us2 = (const u_char *)s2;
- if (( s1 == s2) | (n == 0))
- return (0);
+ /* use a bitwise or to avoid an additional branch instruction */
+ if ((s1 == s2) | (n == 0))
+ return (0);
do {
Modified: head/lib/libc/string/strncmp.c
==============================================================================
--- head/lib/libc/string/strncmp.c Tue Nov 22 02:27:59 2011
(r227811)
+++ head/lib/libc/string/strncmp.c Tue Nov 22 02:50:24 2011
(r227812)
@@ -39,6 +39,7 @@ int
strncmp(const char *s1, const char *s2, size_t n)
{
+ /* use a bitwise or to avoid an additional branch instruction */
if ((n == 0) | (s1 == s2))
return (0);
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