cregit-Linux how code gets into the kernel

Release 4.10 tools/perf/util/trace-event-scripting.c

Directory: tools/perf/util
/*
 * trace-event-scripting.  Scripting engine common and initialization code.
 *
 * Copyright (C) 2009-2010 Tom Zanussi <tzanussi@gmail.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>

#include "../perf.h"
#include "debug.h"
#include "util.h"
#include "trace-event.h"


struct scripting_context *scripting_context;


static int flush_script_unsupported(void) { return 0; }

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static int stop_script_unsupported(void) { return 0; }

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tom zanussitom zanussi11100.00%1100.00%
Total11100.00%1100.00%


static void process_event_unsupported(union perf_event *event __maybe_unused, struct perf_sample *sample __maybe_unused, struct perf_evsel *evsel __maybe_unused, struct addr_location *al __maybe_unused) { }

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tom zanussitom zanussi1034.48%120.00%
david aherndavid ahern827.59%120.00%
arnaldo carvalho de meloarnaldo carvalho de melo517.24%120.00%
irina tirdeairina tirdea413.79%120.00%
feng tangfeng tang26.90%120.00%
Total29100.00%5100.00%


static void print_python_unsupported_msg(void) { fprintf(stderr, "Python scripting not supported." " Install libpython and rebuild perf to enable it.\n" "For example:\n # apt-get install python-dev (ubuntu)" "\n # yum install python-devel (Fedora)" "\n etc.\n"); }

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tom zanussitom zanussi19100.00%1100.00%
Total19100.00%1100.00%


static int python_start_script_unsupported(const char *script __maybe_unused, int argc __maybe_unused, const char **argv __maybe_unused) { print_python_unsupported_msg(); return -1; }

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tom zanussitom zanussi2790.00%150.00%
irina tirdeairina tirdea310.00%150.00%
Total30100.00%2100.00%


static int python_generate_script_unsupported(struct pevent *pevent __maybe_unused, const char *outfile __maybe_unused) { print_python_unsupported_msg(); return -1; }

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tom zanussitom zanussi1872.00%133.33%
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irina tirdeairina tirdea28.00%133.33%
Total25100.00%3100.00%

struct scripting_ops python_scripting_unsupported_ops = { .name = "Python", .start_script = python_start_script_unsupported, .flush_script = flush_script_unsupported, .stop_script = stop_script_unsupported, .process_event = process_event_unsupported, .generate_script = python_generate_script_unsupported, };
static void register_python_scripting(struct scripting_ops *scripting_ops) { if (scripting_context == NULL) scripting_context = malloc(sizeof(*scripting_context)); if (scripting_context == NULL || script_spec_register("Python", scripting_ops) || script_spec_register("py", scripting_ops)) { pr_err("Error registering Python script extension: disabling it\n"); zfree(&scripting_context); } }

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tom zanussitom zanussi3354.10%150.00%
arnaldo carvalho de meloarnaldo carvalho de melo2845.90%150.00%
Total61100.00%2100.00%

#ifdef NO_LIBPYTHON
void setup_python_scripting(void) { register_python_scripting(&python_scripting_unsupported_ops); }

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#else extern struct scripting_ops python_scripting_ops;
void setup_python_scripting(void) { register_python_scripting(&python_scripting_ops); }

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#endif
static void print_perl_unsupported_msg(void) { fprintf(stderr, "Perl scripting not supported." " Install libperl and rebuild perf to enable it.\n" "For example:\n # apt-get install libperl-dev (ubuntu)" "\n # yum install 'perl(ExtUtils::Embed)' (Fedora)" "\n etc.\n"); }

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tom zanussitom zanussi19100.00%1100.00%
Total19100.00%1100.00%


static int perl_start_script_unsupported(const char *script __maybe_unused, int argc __maybe_unused, const char **argv __maybe_unused) { print_perl_unsupported_msg(); return -1; }

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tom zanussitom zanussi2790.00%150.00%
irina tirdeairina tirdea310.00%150.00%
Total30100.00%2100.00%


static int perl_generate_script_unsupported(struct pevent *pevent __maybe_unused, const char *outfile __maybe_unused) { print_perl_unsupported_msg(); return -1; }

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PersonTokensPropCommitsCommitProp
tom zanussitom zanussi1872.00%133.33%
arnaldo carvalho de meloarnaldo carvalho de melo520.00%133.33%
irina tirdeairina tirdea28.00%133.33%
Total25100.00%3100.00%

struct scripting_ops perl_scripting_unsupported_ops = { .name = "Perl", .start_script = perl_start_script_unsupported, .flush_script = flush_script_unsupported, .stop_script = stop_script_unsupported, .process_event = process_event_unsupported, .generate_script = perl_generate_script_unsupported, };
static void register_perl_scripting(struct scripting_ops *scripting_ops) { if (scripting_context == NULL) scripting_context = malloc(sizeof(*scripting_context)); if (scripting_context == NULL || script_spec_register("Perl", scripting_ops) || script_spec_register("pl", scripting_ops)) { pr_err("Error registering Perl script extension: disabling it\n"); zfree(&scripting_context); } }

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PersonTokensPropCommitsCommitProp
tom zanussitom zanussi3354.10%150.00%
arnaldo carvalho de meloarnaldo carvalho de melo2845.90%150.00%
Total61100.00%2100.00%

#ifdef NO_LIBPERL
void setup_perl_scripting(void) { register_perl_scripting(&perl_scripting_unsupported_ops); }

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tom zanussitom zanussi13100.00%1100.00%
Total13100.00%1100.00%

#else extern struct scripting_ops perl_scripting_ops;
void setup_perl_scripting(void) { register_perl_scripting(&perl_scripting_ops); }

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#endif

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tom zanussitom zanussi37875.75%220.00%
arnaldo carvalho de meloarnaldo carvalho de melo7414.83%330.00%
adrian hunteradrian hunter214.21%110.00%
irina tirdeairina tirdea142.81%110.00%
david aherndavid ahern81.60%110.00%
feng tangfeng tang20.40%110.00%
stephane eranianstephane eranian20.40%110.00%
Total499100.00%10100.00%
Directory: tools/perf/util
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