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authorDavid S. Miller <davem@sunset.davemloft.net>2007-03-29 12:18:42 +0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 12:54:39 +0400
commitded220bd8f0823771fc0a9bdf7f5bcbe543197b6 (patch)
tree530854859821c51cb3bcd9092140c535153627e5 /lib/string.c
parent357418e7cac16fed4ca558c6037d189d2109c9c2 (diff)
downloadlinux-ded220bd8f0823771fc0a9bdf7f5bcbe543197b6.tar.xz
[STRING]: Move strcasecmp/strncasecmp to lib/string.c
We have several platforms using local copies of identical code. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/string.c')
-rw-r--r--lib/string.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/string.c b/lib/string.c
index bab440fb0dfc..5efafed3d6b6 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -60,6 +60,34 @@ int strnicmp(const char *s1, const char *s2, size_t len)
EXPORT_SYMBOL(strnicmp);
#endif
+#ifndef __HAVE_ARCH_STRCASECMP
+int strcasecmp(const char *s1, const char *s2)
+{
+ int c1, c2;
+
+ do {
+ c1 = tolower(*s1++);
+ c2 = tolower(*s2++);
+ } while (c1 == c2 && c1 != 0);
+ return c1 - c2;
+}
+EXPORT_SYMBOL(strcasecmp);
+#endif
+
+#ifndef __HAVE_ARCH_STRNCASECMP
+int strncasecmp(const char *s1, const char *s2, size_t n)
+{
+ int c1, c2;
+
+ do {
+ c1 = tolower(*s1++);
+ c2 = tolower(*s2++);
+ } while ((--n > 0) && c1 == c2 && c1 != 0);
+ return c1 - c2;
+}
+EXPORT_SYMBOL(strncasecmp);
+#endif
+
#ifndef __HAVE_ARCH_STRCPY
/**
* strcpy - Copy a %NUL terminated string