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perf tools: Initial bash completion support

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This implements bash completion for perf subcommands such as record,
report, script, probe, etc...

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1344522713-27951-2-git-send-email-fweisbec@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Frederic Weisbecker 2012-08-09 16:31:51 +02:00 committed by Arnaldo Carvalho de Melo
parent d25dcba854
commit 98a4179c9a
3 changed files with 62 additions and 30 deletions
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1
tools/perf/Makefile
View File

@ -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 $(DESTDIR_SQ)/etc/bash_completion.d/perf
install-python_ext:
$(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'

22
tools/perf/bash_completion Normal file
View File

@ -0,0 +1,22 @@
# perf completion
have perf &&
_perf()
{
local cur cmd
COMPREPLY=()
_get_comp_words_by_ref cur
cmd=${COMP_WORDS[0]}
# List perf subcommands
if [ $COMP_CWORD -eq 1 ]; then
cmds=$($cmd --list-cmds)
COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) )
# Fall down to list regular files
else
_filedir
fi
} &&
complete -F _perf perf

69
tools/perf/perf.c
View File

@ -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;