The patch titled
strstrip() API
has been added to the -mm tree. Its filename is
strstrip-api.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
From: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
Add a new strstrip() function to lib/string.c for removing leading and
trailing whitespace from a string.
Cc: Michael Holzheu <holzheu@xxxxxxxxxx>
Acked-by: Ingo Oeser <ioe-lkml@xxxxxxxxxx>
Acked-by: Joern Engel <joern@xxxxxxxxxxxxxxxxxxxx>
Cc: Corey Minyard <minyard@xxxxxxx>
Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
include/linux/string.h | 1 +
lib/string.c | 30 ++++++++++++++++++++++++++++++
2 files changed, 31 insertions(+)
diff -puN include/linux/string.h~strstrip-api include/linux/string.h
--- 25/include/linux/string.h~strstrip-api Wed Apr 26 14:08:45 2006
+++ 25-akpm/include/linux/string.h Wed Apr 26 14:08:45 2006
@@ -56,6 +56,7 @@ extern char * strnchr(const char *, size
#ifndef __HAVE_ARCH_STRRCHR
extern char * strrchr(const char *,int);
#endif
+extern char * strstrip(char *);
#ifndef __HAVE_ARCH_STRSTR
extern char * strstr(const char *,const char *);
#endif
diff -puN lib/string.c~strstrip-api lib/string.c
--- 25/lib/string.c~strstrip-api Wed Apr 26 14:08:45 2006
+++ 25-akpm/lib/string.c Wed Apr 26 14:08:45 2006
@@ -301,6 +301,36 @@ char *strnchr(const char *s, size_t coun
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
_
Patches currently in -mm which might be from penberg@xxxxxxxxxxxxxx are
git-gfs2.patch
slab-extract-cache_free_alien-from-__cache_free.patch
slab-page-mapping-cleanup.patch
read_mapping_page-for-address-space.patch
strstrip-api.patch
slab-leaks3-default-y.patch
-
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