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author | Ingo Molnar <mingo@elte.hu> | 2009-12-28 09:23:13 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-12-28 09:23:13 +0100 |
commit | 605c1a187f3ce82fbc243e2163c5ca8d1926df8e (patch) | |
tree | c8065a8c5606a66f81dc494ce22a5baa5e0dfe7e /lib/string.c | |
parent | 17a2a9b57a9a7d2fd8f97df951b5e63e0bd56ef5 (diff) | |
parent | ce9277fb08e6e721482f7011ca28dcd0449b197c (diff) | |
download | kernel_samsung_smdk4412-605c1a187f3ce82fbc243e2163c5ca8d1926df8e.zip kernel_samsung_smdk4412-605c1a187f3ce82fbc243e2163c5ca8d1926df8e.tar.gz kernel_samsung_smdk4412-605c1a187f3ce82fbc243e2163c5ca8d1926df8e.tar.bz2 |
Merge branch 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent
Diffstat (limited to 'lib/string.c')
-rw-r--r-- | lib/string.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/lib/string.c b/lib/string.c index e96421a..afce96a 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 /** |