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perf buildid-list: Don' t use globals where not needed to

tip:perf/urgent tip-bot for Arnaldo Carvalho de Melo 1 participant 1 message Oct 5, 2012 perf events

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Commit-ID:  6ee4149736e39deb7ed6d11c5de3101b5b8c2669
Gitweb:     http://git.kernel.org/tip/6ee4149736e39deb7ed6d11c5de3101b5b8c2669
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Mon, 1 Oct 2012 15:20:58 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Tue, 2 Oct 2012 18:36:36 -0300

perf buildid-list: Don't use globals where not needed to

Some variables were global but used in just one function, so move it to where it belongs.

Cc David Ahern <[email protected]>
Cc Frederic Weisbecker <[email protected]>
Cc Jiri Olsa <[email protected]>
Cc Mike Galbraith <[email protected]>
Cc Namhyung Kim <[email protected]>
Cc Paul Mackerras <[email protected]>
Cc Peter Zijlstra <[email protected]>
Cc Stephane Eranian <[email protected]>
Link http://lkml.kernel.org/n/[email protected] open here
Signed-off-by Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/builtin-buildid-list.c |   55 ++++++++++++++++---------------------
 1 files changed, 24 insertions(+), 31 deletions(-)
tools/perf/builtin-buildid-list.c +24 -31
index 1159fee..a0e94ff 100644
@@ -16,27 +16,6 @@
 #include "util/session.h"
 #include "util/symbol.h"
 
-static const char *input_name;
-static bool force;
-static bool show_kernel;
-static bool with_hits;
-
-static const char * const buildid_list_usage[] = {
-	"perf buildid-list [<options>]",
-	NULL
-};
-
-static const struct option options[] = {
-	OPT_BOOLEAN('H', "with-hits", &with_hits, "Show only DSOs with hits"),
-	OPT_STRING('i', "input", &input_name, "file",
-		    "input file name"),
-	OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
-	OPT_BOOLEAN('k', "kernel", &show_kernel, "Show current kernel build id"),
-	OPT_INCR('v', "verbose", &verbose,
-		    "be more verbose"),
-	OPT_END()
-};
-
 static int sysfs__fprintf_build_id(FILE *fp)
 {
 	u8 kallsyms_build_id[BUILD_ID_SIZE];

@@ -65,7 +44,8 @@ static int filename__fprintf_build_id(const char *name, FILE *fp)
 	return fprintf(fp, "%s\n", sbuild_id);
 }
 
-static int perf_session__list_build_ids(void)
+static int perf_session__list_build_ids(const char *input_name,
+					bool force, bool with_hits)
 {
 	struct perf_session *session;
 

@@ -95,18 +75,31 @@ out:
 	return 0;
 }
 
-static int __cmd_buildid_list(void)
-{
-	if (show_kernel)
-		return sysfs__fprintf_build_id(stdout);
-
-	return perf_session__list_build_ids();
-}
-
 int cmd_buildid_list(int argc, const char **argv,
 		     const char *prefix __maybe_unused)
 {
+	bool show_kernel = false;
+	bool with_hits = false;
+	bool force = false;
+	const char *input_name = NULL;
+	const struct option options[] = {
+	OPT_BOOLEAN('H', "with-hits", &with_hits, "Show only DSOs with hits"),
+	OPT_STRING('i', "input", &input_name, "file", "input file name"),
+	OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
+	OPT_BOOLEAN('k', "kernel", &show_kernel, "Show current kernel build id"),
+	OPT_INCR('v', "verbose", &verbose, "be more verbose"),
+	OPT_END()
+	};
+	const char * const buildid_list_usage[] = {
+		"perf buildid-list [<options>]",
+		NULL
+	};
+
 	argc = parse_options(argc, argv, options, buildid_list_usage, 0);
 	setup_pager();
-	return __cmd_buildid_list();
+
+	if (show_kernel)
+		return sysfs__fprintf_build_id(stdout);
+
+	return perf_session__list_build_ids(input_name, force, with_hits);
 }