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author | Steven Whitehouse <swhiteho@redhat.com> | 2006-07-03 18:25:08 +0400 |
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committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-07-03 18:25:08 +0400 |
commit | 0a1340c185734a57fbf4775927966ad4a1347b02 (patch) | |
tree | d9ed8f0dd809a7c542a3356601125ea5b5aaa804 /lib/string.c | |
parent | af18ddb8864b096e3ed4732e2d4b21c956dcfe3a (diff) | |
parent | 29454dde27d8e340bb1987bad9aa504af7081eba (diff) | |
download | linux-0a1340c185734a57fbf4775927966ad4a1347b02.tar.xz |
Merge rsync://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
include/linux/kernel.h
Diffstat (limited to 'lib/string.c')
-rw-r--r-- | lib/string.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/string.c b/lib/string.c index 064f6315b1c3..63077267367e 100644 --- a/lib/string.c +++ b/lib/string.c @@ -301,6 +301,36 @@ char *strnchr(const char *s, size_t count, int c) EXPORT_SYMBOL(strnchr); #endif +/** + * strstrip - 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) +{ + size_t size; + char *end; + + size = strlen(s); + + if (!size) + return s; + + end = s + size - 1; + while (end != s && isspace(*end)) + end--; + *(end + 1) = '\0'; + + while (*s && isspace(*s)) + s++; + + return s; +} +EXPORT_SYMBOL(strstrip); + #ifndef __HAVE_ARCH_STRLEN /** * strlen - Find the length of a string |