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-rw-r--r--tools/perf/Build1
-rw-r--r--tools/perf/builtin-config.c66
-rw-r--r--tools/perf/builtin.h1
-rw-r--r--tools/perf/command-list.txt1
-rw-r--r--tools/perf/perf.c1
5 files changed, 70 insertions, 0 deletions
diff --git a/tools/perf/Build b/tools/perf/Build
index 72237455b400..2c7aaf2ba119 100644
--- a/tools/perf/Build
+++ b/tools/perf/Build
@@ -1,5 +1,6 @@
perf-y += builtin-bench.o
perf-y += builtin-annotate.o
+perf-y += builtin-config.o
perf-y += builtin-diff.o
perf-y += builtin-evlist.o
perf-y += builtin-help.o
diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c
new file mode 100644
index 000000000000..427ea7a705b8
--- /dev/null
+++ b/tools/perf/builtin-config.c
@@ -0,0 +1,66 @@
+/*
+ * builtin-config.c
+ *
+ * Copyright (C) 2015, Taeung Song <treeze.taeung@gmail.com>
+ *
+ */
+#include "builtin.h"
+
+#include "perf.h"
+
+#include "util/cache.h"
+#include "util/parse-options.h"
+#include "util/util.h"
+#include "util/debug.h"
+
+static const char * const config_usage[] = {
+ "perf config [options]",
+ NULL
+};
+
+enum actions {
+ ACTION_LIST = 1
+} actions;
+
+static struct option config_options[] = {
+ OPT_SET_UINT('l', "list", &actions,
+ "show current config variables", ACTION_LIST),
+ OPT_END()
+};
+
+static int show_config(const char *key, const char *value,
+ void *cb __maybe_unused)
+{
+ if (value)
+ printf("%s=%s\n", key, value);
+ else
+ printf("%s\n", key);
+
+ return 0;
+}
+
+int cmd_config(int argc, const char **argv, const char *prefix __maybe_unused)
+{
+ int ret = 0;
+
+ argc = parse_options(argc, argv, config_options, config_usage,
+ PARSE_OPT_STOP_AT_NON_OPTION);
+
+ switch (actions) {
+ case ACTION_LIST:
+ if (argc) {
+ pr_err("Error: takes no arguments\n");
+ parse_options_usage(config_usage, config_options, "l", 1);
+ } else {
+ ret = perf_config(show_config, NULL);
+ if (ret < 0)
+ pr_err("Nothing configured, "
+ "please check your ~/.perfconfig file\n");
+ }
+ break;
+ default:
+ usage_with_options(config_usage, config_options);
+ }
+
+ return ret;
+}
diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h
index 3688ad29085f..3f871b54e261 100644
--- a/tools/perf/builtin.h
+++ b/tools/perf/builtin.h
@@ -17,6 +17,7 @@ extern int cmd_annotate(int argc, const char **argv, const char *prefix);
extern int cmd_bench(int argc, const char **argv, const char *prefix);
extern int cmd_buildid_cache(int argc, const char **argv, const char *prefix);
extern int cmd_buildid_list(int argc, const char **argv, const char *prefix);
+extern int cmd_config(int argc, const char **argv, const char *prefix);
extern int cmd_diff(int argc, const char **argv, const char *prefix);
extern int cmd_evlist(int argc, const char **argv, const char *prefix);
extern int cmd_help(int argc, const char **argv, const char *prefix);
diff --git a/tools/perf/command-list.txt b/tools/perf/command-list.txt
index 00fcaf8a5b8d..acc3ea7d90b7 100644
--- a/tools/perf/command-list.txt
+++ b/tools/perf/command-list.txt
@@ -9,6 +9,7 @@ perf-buildid-cache mainporcelain common
perf-buildid-list mainporcelain common
perf-data mainporcelain common
perf-diff mainporcelain common
+perf-config mainporcelain common
perf-evlist mainporcelain common
perf-inject mainporcelain common
perf-kmem mainporcelain common
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 3d4c7c09adea..4bee53c3f796 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -39,6 +39,7 @@ struct cmd_struct {
static struct cmd_struct commands[] = {
{ "buildid-cache", cmd_buildid_cache, 0 },
{ "buildid-list", cmd_buildid_list, 0 },
+ { "config", cmd_config, 0 },
{ "diff", cmd_diff, 0 },
{ "evlist", cmd_evlist, 0 },
{ "help", cmd_help, 0 },