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authorTakashi Iwai <tiwai@suse.de>2009-12-17 14:27:22 +0300
committerTakashi Iwai <tiwai@suse.de>2009-12-17 14:27:22 +0300
commit67cbf8a216259dceefe570f6dc14746f43b2e627 (patch)
tree1eca0b9922dee01b4d00dc0713b7ff434dddd44c /lib/string.c
parent6c941c8556dd9269be621cd8159fc60e955a91b3 (diff)
parent2fbe74b90bafebce615466b4c20f96b0465df1ae (diff)
downloadlinux-67cbf8a216259dceefe570f6dc14746f43b2e627.tar.xz
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'lib/string.c')
-rw-r--r--lib/string.c25
1 files changed, 18 insertions, 7 deletions
diff --git a/lib/string.c b/lib/string.c
index e96421ab9a9a..afce96af3afd 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -338,20 +338,34 @@ EXPORT_SYMBOL(strnchr);
#endif
/**
- * strstrip - Removes leading and trailing whitespace from @s.
+ * skip_spaces - Removes leading whitespace from @s.
+ * @s: The string to be stripped.
+ *
+ * Returns a pointer to the first non-whitespace character in @s.
+ */
+char *skip_spaces(const char *str)
+{
+ while (isspace(*str))
+ ++str;
+ return (char *)str;
+}
+EXPORT_SYMBOL(skip_spaces);
+
+/**
+ * strim - Removes leading and trailing whitespace from @s.
* @s: The string to be stripped.
*
* Note that the first trailing whitespace is replaced with a %NUL-terminator
* in the given string @s. Returns a pointer to the first non-whitespace
* character in @s.
*/
-char *strstrip(char *s)
+char *strim(char *s)
{
size_t size;
char *end;
+ s = skip_spaces(s);
size = strlen(s);
-
if (!size)
return s;
@@ -360,12 +374,9 @@ char *strstrip(char *s)
end--;
*(end + 1) = '\0';
- while (*s && isspace(*s))
- s++;
-
return s;
}
-EXPORT_SYMBOL(strstrip);
+EXPORT_SYMBOL(strim);
#ifndef __HAVE_ARCH_STRLEN
/**