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Message-Id: <1344345586-15068-2-git-send-email-fweisbec@gmail.com>
Date: Tue, 7 Aug 2012 15:19:45 +0200
From: Frederic Weisbecker <fweisbec@...il.com>
To: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: LKML <linux-kernel@...r.kernel.org>,
Frederic Weisbecker <fweisbec@...il.com>,
David Ahern <dsahern@...il.com>,
Ingo Molnar <mingo@...nel.org>, Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...il.com>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 1/2] perf tools: Initial bash completion support
This implements bash completion for perf subcommands such
as record, report, script, probe, etc...
Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...il.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
---
tools/perf/Makefile | 1 +
tools/perf/bash_completion | 20 +++++++++++++
tools/perf/perf.c | 69 +++++++++++++++++++++++++-------------------
3 files changed, 60 insertions(+), 30 deletions(-)
create mode 100644 tools/perf/bash_completion
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 35655c3..4000d72 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -951,6 +951,7 @@ install: all
$(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'
$(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'
$(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
+ $(INSTALL) -m 755 bash_completion /etc/bash_completion.d/perf
install-python_ext:
$(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'
diff --git a/tools/perf/bash_completion b/tools/perf/bash_completion
new file mode 100644
index 0000000..3547703
--- /dev/null
+++ b/tools/perf/bash_completion
@@ -0,0 +1,20 @@
+# perf completion
+
+have perf &&
+_perf()
+{
+ local cur
+
+ COMPREPLY=()
+ _get_comp_words_by_ref cur
+
+ # List perf subcommands
+ if [ $COMP_CWORD -eq 1 ]; then
+ cmds=$(perf --list-cmds)
+ COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) )
+ # Fall down to list regular files
+ else
+ _filedir
+ fi
+} &&
+complete -F _perf perf
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 2b2e225..db37ee3 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -24,6 +24,37 @@ const char perf_more_info_string[] =
int use_browser = -1;
static int use_pager = -1;
+struct cmd_struct {
+ const char *cmd;
+ int (*fn)(int, const char **, const char *);
+ int option;
+};
+
+static struct cmd_struct commands[] = {
+ { "buildid-cache", cmd_buildid_cache, 0 },
+ { "buildid-list", cmd_buildid_list, 0 },
+ { "diff", cmd_diff, 0 },
+ { "evlist", cmd_evlist, 0 },
+ { "help", cmd_help, 0 },
+ { "list", cmd_list, 0 },
+ { "record", cmd_record, 0 },
+ { "report", cmd_report, 0 },
+ { "bench", cmd_bench, 0 },
+ { "stat", cmd_stat, 0 },
+ { "timechart", cmd_timechart, 0 },
+ { "top", cmd_top, 0 },
+ { "annotate", cmd_annotate, 0 },
+ { "version", cmd_version, 0 },
+ { "script", cmd_script, 0 },
+ { "sched", cmd_sched, 0 },
+ { "probe", cmd_probe, 0 },
+ { "kmem", cmd_kmem, 0 },
+ { "lock", cmd_lock, 0 },
+ { "kvm", cmd_kvm, 0 },
+ { "test", cmd_test, 0 },
+ { "inject", cmd_inject, 0 },
+};
+
struct pager_config {
const char *cmd;
int val;
@@ -160,6 +191,14 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
fprintf(stderr, "dir: %s\n", debugfs_mountpoint);
if (envchanged)
*envchanged = 1;
+ } else if (!strcmp(cmd, "--list-cmds")) {
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ struct cmd_struct *p = commands+i;
+ printf("%s ", p->cmd);
+ }
+ exit(0);
} else {
fprintf(stderr, "Unknown option: %s\n", cmd);
usage(perf_usage_string);
@@ -245,12 +284,6 @@ const char perf_version_string[] = PERF_VERSION;
*/
#define NEED_WORK_TREE (1<<2)
-struct cmd_struct {
- const char *cmd;
- int (*fn)(int, const char **, const char *);
- int option;
-};
-
static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
{
int status;
@@ -296,30 +329,6 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
static void handle_internal_command(int argc, const char **argv)
{
const char *cmd = argv[0];
- static struct cmd_struct commands[] = {
- { "buildid-cache", cmd_buildid_cache, 0 },
- { "buildid-list", cmd_buildid_list, 0 },
- { "diff", cmd_diff, 0 },
- { "evlist", cmd_evlist, 0 },
- { "help", cmd_help, 0 },
- { "list", cmd_list, 0 },
- { "record", cmd_record, 0 },
- { "report", cmd_report, 0 },
- { "bench", cmd_bench, 0 },
- { "stat", cmd_stat, 0 },
- { "timechart", cmd_timechart, 0 },
- { "top", cmd_top, 0 },
- { "annotate", cmd_annotate, 0 },
- { "version", cmd_version, 0 },
- { "script", cmd_script, 0 },
- { "sched", cmd_sched, 0 },
- { "probe", cmd_probe, 0 },
- { "kmem", cmd_kmem, 0 },
- { "lock", cmd_lock, 0 },
- { "kvm", cmd_kvm, 0 },
- { "test", cmd_test, 0 },
- { "inject", cmd_inject, 0 },
- };
unsigned int i;
static const char ext[] = STRIP_EXTENSION;
--
1.7.5.4
--
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