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perf probe: Move strtailcmp to string.c

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Since strtailcmp() is enough generic, it should be defined in string.c.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Link: http://lkml.kernel.org/r/20110627072715.6528.10677.stgit@fedora15
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Masami Hiramatsu 2011-06-27 16:27:15 +09:00 committed by Steven Rostedt
parent baad2d3e69
commit bad03ae476
3 changed files with 20 additions and 15 deletions
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15
tools/perf/util/probe-finder.c
View File

@ -43,21 +43,6 @@
/* Kprobe tracer basic type is up to u64 */
#define MAX_BASIC_TYPE_BITS 64
/*
* Compare the tail of two strings.
* Return 0 if whole of either string is same as another's tail part.
*/
static int strtailcmp(const char *s1, const char *s2)
{
int i1 = strlen(s1);
int i2 = strlen(s2);
while (--i1 >= 0 && --i2 >= 0) {
if (s1[i1] != s2[i2])
return s1[i1] - s2[i2];
}
return 0;
}
/* Line number list operations */
/* Add a line to line number list */

19
tools/perf/util/string.c
View File

@ -294,3 +294,22 @@ bool strlazymatch(const char *str, const char *pat)
{
return __match_glob(str, pat, true);
}
/**
* strtailcmp - Compare the tail of two strings
* @s1: 1st string to be compared
* @s2: 2nd string to be compared
*
* Return 0 if whole of either string is same as another's tail part.
*/
int strtailcmp(const char *s1, const char *s2)
{
int i1 = strlen(s1);
int i2 = strlen(s2);
while (--i1 >= 0 && --i2 >= 0) {
if (s1[i1] != s2[i2])
return s1[i1] - s2[i2];
}
return 0;
}

1
tools/perf/util/util.h
View File

@ -238,6 +238,7 @@ char **argv_split(const char *str, int *argcp);
void argv_free(char **argv);
bool strglobmatch(const char *str, const char *pat);
bool strlazymatch(const char *str, const char *pat);
int strtailcmp(const char *s1, const char *s2);
unsigned long convert_unit(unsigned long value, char *unit);
int readn(int fd, void *buf, size_t size);