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provide stricmp

PATCH In review Jan Beulich 2 participants 3 messages Nov 8, 2005

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Library code Generic string library
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Jan Beulich

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#0 lore raw

PATCH 1/1 provide stricmp

While strnicmp existed in the set of string support routines, stricmp didn't, which this patch adjusts.

From: Jan Beulich <[email protected]>

(actual patch attached)

While strnicmp existed in the set of string support routines, stricmp didn't, which this patch adjusts.

From: Jan Beulich <[email protected]>

include/linux/string.h +3 -0
@@ -47,6 +47,9 @@ extern int strcmp(const char *,const cha
 #ifndef __HAVE_ARCH_STRNCMP
 extern int strncmp(const char *,const char *,__kernel_size_t);
 #endif
+#ifndef __HAVE_ARCH_STRICMP
+extern int stricmp(const char *, const char *);
+#endif
 #ifndef __HAVE_ARCH_STRNICMP
 extern int strnicmp(const char *, const char *, __kernel_size_t);
 #endif
lib/string.c +25 -0
@@ -24,6 +24,31 @@
 #include <linux/ctype.h>
 #include <linux/module.h>
 
+#ifndef __HAVE_ARCH_STRICMP
+/**
+ * stricmp - Compare two strings case-insensitively
+ * @s1: One string
+ * @s2: Another string
+ */
+int stricmp(const char *s1, const char *s2)
+{
+	unsigned char c1, c2;
+
+	for (;;) {
+		c1 = *s1++;
+		c2 = *s2++;
+		if (!c1 || !c2)
+			break;
+		if (c1 == c2)
+			continue;
+		if ((c1 = tolower(c1)) != (c2 = tolower(c2)))
+			break;
+	}
+	return (int)c1 - (int)c2;
+}
+#endif
+EXPORT_SYMBOL(stricmp);
+
 #ifndef __HAVE_ARCH_STRNICMP
 /**
  * strnicmp - Case insensitive, length-limited string comparison
#1 lore raw
Quoted 2 lines · Jan Beulich

While strnicmp existed in the set of string support routines, stricmp didn't, which this patch adjusts.

There's still no user. Please stop blindly resubmitting things that have been rejected.

author
#2 lore raw
Quoted 3 lines
Quoted 1 line
Quoted 1 line

Christoph Hellwig <[email protected]> 08.11.05 14:41:21 >>>

Quoted 1 line · Jan Beulich

While strnicmp existed in the set of string support routines,

stricmp

Quoted 4 lines
Quoted 1 line

didn't, which this patch adjusts.

There's still no user. Please stop blindly resubmitting things that have been rejected.

Consistency or anything similar doesn't count?

Jan