From: Arnaldo Carvalho de Melo <acme@infradead.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org, Feng Tang <feng.tang@intel.com>,
Andi Kleen <andi@firstfloor.org>, David Ahern <dsahern@gmail.com>,
Ingo Molnar <mingo@elte.hu>, Namhyung Kim <namhyung@kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 15/18] perf scripts: Export a find_scripts() function
Date: Mon, 17 Sep 2012 14:18:09 -0300 [thread overview]
Message-ID: <1347902292-14536-16-git-send-email-acme@infradead.org> (raw)
In-Reply-To: <1347902292-14536-1-git-send-email-acme@infradead.org>
From: Feng Tang <feng.tang@intel.com>
So that other perf commands/browser has a way to dig out the available
scripts info in system, this is a preparation for the script browser.
Signed-off-by: Feng Tang <feng.tang@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1347007349-3102-5-git-send-email-feng.tang@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-script.c | 55 +++++++++++++++++++++++++++++++++++++++++++
tools/perf/builtin.h | 1 +
2 files changed, 56 insertions(+), 0 deletions(-)
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 76577e6..1be843a 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1032,6 +1032,61 @@ static int list_available_scripts(const struct option *opt __maybe_unused,
exit(0);
}
+/*
+ * Return -1 if none is found, otherwise the actual scripts number.
+ *
+ * Currently the only user of this function is the script browser, which
+ * will list all statically runnable scripts, select one, execute it and
+ * show the output in a perf browser.
+ */
+int find_scripts(char **scripts_array, char **scripts_path_array)
+{
+ struct dirent *script_next, *lang_next, script_dirent, lang_dirent;
+ char scripts_path[MAXPATHLEN];
+ DIR *scripts_dir, *lang_dir;
+ char lang_path[MAXPATHLEN];
+ char *temp;
+ int i = 0;
+
+ snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path());
+
+ scripts_dir = opendir(scripts_path);
+ if (!scripts_dir)
+ return -1;
+
+ for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) {
+ snprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
+ lang_dirent.d_name);
+#ifdef NO_LIBPERL
+ if (strstr(lang_path, "perl"))
+ continue;
+#endif
+#ifdef NO_LIBPYTHON
+ if (strstr(lang_path, "python"))
+ continue;
+#endif
+
+ lang_dir = opendir(lang_path);
+ if (!lang_dir)
+ continue;
+
+ for_each_script(lang_path, lang_dir, script_dirent, script_next) {
+ /* Skip those real time scripts: xxxtop.p[yl] */
+ if (strstr(script_dirent.d_name, "top."))
+ continue;
+ sprintf(scripts_path_array[i], "%s/%s", lang_path,
+ script_dirent.d_name);
+ temp = strchr(script_dirent.d_name, '.');
+ snprintf(scripts_array[i],
+ (temp - script_dirent.d_name) + 1,
+ "%s", script_dirent.d_name);
+ i++;
+ }
+ }
+
+ return i;
+}
+
static char *get_script_path(const char *script_root, const char *suffix)
{
struct dirent *script_next, *lang_next, script_dirent, lang_dirent;
diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h
index b382bd5..3ea74ed 100644
--- a/tools/perf/builtin.h
+++ b/tools/perf/builtin.h
@@ -36,4 +36,5 @@ extern int cmd_kvm(int argc, const char **argv, const char *prefix);
extern int cmd_test(int argc, const char **argv, const char *prefix);
extern int cmd_inject(int argc, const char **argv, const char *prefix);
+extern int find_scripts(char **scripts_array, char **scripts_path_array);
#endif
--
1.7.1
next prev parent reply other threads:[~2012-09-17 17:18 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1347902292-14536-1-git-send-email-acme@infradead.org>
2012-09-17 17:17 ` [PATCH 01/18] perf probe: Add union member access support Arnaldo Carvalho de Melo
2012-09-17 17:17 ` [PATCH 02/18] perf test: Fixup for the die() removal Arnaldo Carvalho de Melo
2012-09-17 17:17 ` [PATCH 03/18] perf sched: " Arnaldo Carvalho de Melo
2012-09-17 17:17 ` [PATCH 04/18] tools lib traceevent: Define _GNU_SOURCE in Makefile Arnaldo Carvalho de Melo
2012-09-17 17:17 ` [PATCH 05/18] perf hists browser: Fix output for 100.00% Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 06/18] perf hists browser: Fix first column printing Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 07/18] perf tools: Add sort__has_sym Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 08/18] perf report: Enable integrated annotation only if possible Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 09/18] perf stat: Move stats related code to util/stat.c Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 10/18] perf archive: Remove -f from the rm command Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 11/18] perf archive: Make 'f' the last parameter for tar Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 12/18] perf symbols: Filter samples with unresolved symbol when "--symbols" option is used Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 13/18] perf scripts: Add --symbols option to handle specific symbols Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 14/18] perf scripts: Add event_analyzing_sample-record/report Arnaldo Carvalho de Melo
2012-09-17 17:18 ` Arnaldo Carvalho de Melo [this message]
2012-09-17 17:18 ` [PATCH 16/18] perf report: Add missing perf_hpp__init for pipe-mode Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 17/18] perf/x86: Add cpumask for uncore pmu Arnaldo Carvalho de Melo
2012-09-17 17:18 ` [PATCH 18/18] perf stat: Check PMU cpumask file Arnaldo Carvalho de Melo
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