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Subject[tip:perf/core] perf probe: Move strtailcmp to string.c
Commit-ID:  bad03ae476214d9d66bb96be02b630385936f788
Gitweb: http://git.kernel.org/tip/bad03ae476214d9d66bb96be02b630385936f788
Author: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
AuthorDate: Mon, 27 Jun 2011 16:27:15 +0900
Committer: Steven Rostedt <rostedt@goodmis.org>
CommitDate: Fri, 15 Jul 2011 16:00:47 -0400

perf probe: Move strtailcmp to string.c

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>
---
tools/perf/util/probe-finder.c | 15 ---------------
tools/perf/util/string.c | 19 +++++++++++++++++++
tools/perf/util/util.h | 1 +
3 files changed, 20 insertions(+), 15 deletions(-)
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 7b78904..459ebe8 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -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 */
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index b9a985d..d583638 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -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;
+}
+
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index fc78428..0128906 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -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);


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