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v4.6
  1/*
  2 * trace-event-scripting.  Scripting engine common and initialization code.
  3 *
  4 * Copyright (C) 2009-2010 Tom Zanussi <tzanussi@gmail.com>
  5 *
  6 *  This program is free software; you can redistribute it and/or modify
  7 *  it under the terms of the GNU General Public License as published by
  8 *  the Free Software Foundation; either version 2 of the License, or
  9 *  (at your option) any later version.
 10 *
 11 *  This program is distributed in the hope that it will be useful,
 12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 14 *  GNU General Public License for more details.
 15 *
 16 *  You should have received a copy of the GNU General Public License
 17 *  along with this program; if not, write to the Free Software
 18 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 19 *
 20 */
 21
 22#include <stdio.h>
 23#include <stdlib.h>
 24#include <string.h>
 25#include <errno.h>
 26
 27#include "../perf.h"
 28#include "util.h"
 29#include "trace-event.h"
 30
 31struct scripting_context *scripting_context;
 32
 33static int flush_script_unsupported(void)
 34{
 35	return 0;
 36}
 37
 38static int stop_script_unsupported(void)
 39{
 40	return 0;
 41}
 42
 43static void process_event_unsupported(union perf_event *event __maybe_unused,
 44				      struct perf_sample *sample __maybe_unused,
 45				      struct perf_evsel *evsel __maybe_unused,
 
 46				      struct addr_location *al __maybe_unused)
 47{
 48}
 49
 50static void print_python_unsupported_msg(void)
 51{
 52	fprintf(stderr, "Python scripting not supported."
 53		"  Install libpython and rebuild perf to enable it.\n"
 54		"For example:\n  # apt-get install python-dev (ubuntu)"
 55		"\n  # yum install python-devel (Fedora)"
 56		"\n  etc.\n");
 57}
 58
 59static int python_start_script_unsupported(const char *script __maybe_unused,
 60					   int argc __maybe_unused,
 61					   const char **argv __maybe_unused)
 62{
 63	print_python_unsupported_msg();
 64
 65	return -1;
 66}
 67
 68static int python_generate_script_unsupported(struct pevent *pevent
 69					      __maybe_unused,
 70					      const char *outfile
 71					      __maybe_unused)
 72{
 73	print_python_unsupported_msg();
 74
 75	return -1;
 76}
 77
 78struct scripting_ops python_scripting_unsupported_ops = {
 79	.name = "Python",
 80	.start_script = python_start_script_unsupported,
 81	.flush_script = flush_script_unsupported,
 82	.stop_script = stop_script_unsupported,
 83	.process_event = process_event_unsupported,
 84	.generate_script = python_generate_script_unsupported,
 85};
 86
 87static void register_python_scripting(struct scripting_ops *scripting_ops)
 88{
 89	int err;
 90	err = script_spec_register("Python", scripting_ops);
 91	if (err)
 92		die("error registering Python script extension");
 93
 94	err = script_spec_register("py", scripting_ops);
 95	if (err)
 96		die("error registering py script extension");
 97
 98	scripting_context = malloc(sizeof(struct scripting_context));
 99}
100
101#ifdef NO_LIBPYTHON
102void setup_python_scripting(void)
103{
104	register_python_scripting(&python_scripting_unsupported_ops);
105}
106#else
107extern struct scripting_ops python_scripting_ops;
108
109void setup_python_scripting(void)
110{
111	register_python_scripting(&python_scripting_ops);
112}
113#endif
114
115static void print_perl_unsupported_msg(void)
116{
117	fprintf(stderr, "Perl scripting not supported."
118		"  Install libperl and rebuild perf to enable it.\n"
119		"For example:\n  # apt-get install libperl-dev (ubuntu)"
120		"\n  # yum install 'perl(ExtUtils::Embed)' (Fedora)"
121		"\n  etc.\n");
122}
123
124static int perl_start_script_unsupported(const char *script __maybe_unused,
125					 int argc __maybe_unused,
126					 const char **argv __maybe_unused)
127{
128	print_perl_unsupported_msg();
129
130	return -1;
131}
132
133static int perl_generate_script_unsupported(struct pevent *pevent
134					    __maybe_unused,
135					    const char *outfile __maybe_unused)
136{
137	print_perl_unsupported_msg();
138
139	return -1;
140}
141
142struct scripting_ops perl_scripting_unsupported_ops = {
143	.name = "Perl",
144	.start_script = perl_start_script_unsupported,
145	.flush_script = flush_script_unsupported,
146	.stop_script = stop_script_unsupported,
147	.process_event = process_event_unsupported,
148	.generate_script = perl_generate_script_unsupported,
149};
150
151static void register_perl_scripting(struct scripting_ops *scripting_ops)
152{
153	int err;
154	err = script_spec_register("Perl", scripting_ops);
155	if (err)
156		die("error registering Perl script extension");
157
158	err = script_spec_register("pl", scripting_ops);
159	if (err)
160		die("error registering pl script extension");
161
162	scripting_context = malloc(sizeof(struct scripting_context));
163}
164
165#ifdef NO_LIBPERL
166void setup_perl_scripting(void)
167{
168	register_perl_scripting(&perl_scripting_unsupported_ops);
169}
170#else
171extern struct scripting_ops perl_scripting_ops;
172
173void setup_perl_scripting(void)
174{
175	register_perl_scripting(&perl_scripting_ops);
176}
177#endif
v3.15
  1/*
  2 * trace-event-scripting.  Scripting engine common and initialization code.
  3 *
  4 * Copyright (C) 2009-2010 Tom Zanussi <tzanussi@gmail.com>
  5 *
  6 *  This program is free software; you can redistribute it and/or modify
  7 *  it under the terms of the GNU General Public License as published by
  8 *  the Free Software Foundation; either version 2 of the License, or
  9 *  (at your option) any later version.
 10 *
 11 *  This program is distributed in the hope that it will be useful,
 12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 14 *  GNU General Public License for more details.
 15 *
 16 *  You should have received a copy of the GNU General Public License
 17 *  along with this program; if not, write to the Free Software
 18 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 19 *
 20 */
 21
 22#include <stdio.h>
 23#include <stdlib.h>
 24#include <string.h>
 25#include <errno.h>
 26
 27#include "../perf.h"
 28#include "util.h"
 29#include "trace-event.h"
 30
 31struct scripting_context *scripting_context;
 32
 
 
 
 
 
 33static int stop_script_unsupported(void)
 34{
 35	return 0;
 36}
 37
 38static void process_event_unsupported(union perf_event *event __maybe_unused,
 39				      struct perf_sample *sample __maybe_unused,
 40				      struct perf_evsel *evsel __maybe_unused,
 41				      struct thread *thread __maybe_unused,
 42				      struct addr_location *al __maybe_unused)
 43{
 44}
 45
 46static void print_python_unsupported_msg(void)
 47{
 48	fprintf(stderr, "Python scripting not supported."
 49		"  Install libpython and rebuild perf to enable it.\n"
 50		"For example:\n  # apt-get install python-dev (ubuntu)"
 51		"\n  # yum install python-devel (Fedora)"
 52		"\n  etc.\n");
 53}
 54
 55static int python_start_script_unsupported(const char *script __maybe_unused,
 56					   int argc __maybe_unused,
 57					   const char **argv __maybe_unused)
 58{
 59	print_python_unsupported_msg();
 60
 61	return -1;
 62}
 63
 64static int python_generate_script_unsupported(struct pevent *pevent
 65					      __maybe_unused,
 66					      const char *outfile
 67					      __maybe_unused)
 68{
 69	print_python_unsupported_msg();
 70
 71	return -1;
 72}
 73
 74struct scripting_ops python_scripting_unsupported_ops = {
 75	.name = "Python",
 76	.start_script = python_start_script_unsupported,
 
 77	.stop_script = stop_script_unsupported,
 78	.process_event = process_event_unsupported,
 79	.generate_script = python_generate_script_unsupported,
 80};
 81
 82static void register_python_scripting(struct scripting_ops *scripting_ops)
 83{
 84	int err;
 85	err = script_spec_register("Python", scripting_ops);
 86	if (err)
 87		die("error registering Python script extension");
 88
 89	err = script_spec_register("py", scripting_ops);
 90	if (err)
 91		die("error registering py script extension");
 92
 93	scripting_context = malloc(sizeof(struct scripting_context));
 94}
 95
 96#ifdef NO_LIBPYTHON
 97void setup_python_scripting(void)
 98{
 99	register_python_scripting(&python_scripting_unsupported_ops);
100}
101#else
102extern struct scripting_ops python_scripting_ops;
103
104void setup_python_scripting(void)
105{
106	register_python_scripting(&python_scripting_ops);
107}
108#endif
109
110static void print_perl_unsupported_msg(void)
111{
112	fprintf(stderr, "Perl scripting not supported."
113		"  Install libperl and rebuild perf to enable it.\n"
114		"For example:\n  # apt-get install libperl-dev (ubuntu)"
115		"\n  # yum install 'perl(ExtUtils::Embed)' (Fedora)"
116		"\n  etc.\n");
117}
118
119static int perl_start_script_unsupported(const char *script __maybe_unused,
120					 int argc __maybe_unused,
121					 const char **argv __maybe_unused)
122{
123	print_perl_unsupported_msg();
124
125	return -1;
126}
127
128static int perl_generate_script_unsupported(struct pevent *pevent
129					    __maybe_unused,
130					    const char *outfile __maybe_unused)
131{
132	print_perl_unsupported_msg();
133
134	return -1;
135}
136
137struct scripting_ops perl_scripting_unsupported_ops = {
138	.name = "Perl",
139	.start_script = perl_start_script_unsupported,
 
140	.stop_script = stop_script_unsupported,
141	.process_event = process_event_unsupported,
142	.generate_script = perl_generate_script_unsupported,
143};
144
145static void register_perl_scripting(struct scripting_ops *scripting_ops)
146{
147	int err;
148	err = script_spec_register("Perl", scripting_ops);
149	if (err)
150		die("error registering Perl script extension");
151
152	err = script_spec_register("pl", scripting_ops);
153	if (err)
154		die("error registering pl script extension");
155
156	scripting_context = malloc(sizeof(struct scripting_context));
157}
158
159#ifdef NO_LIBPERL
160void setup_perl_scripting(void)
161{
162	register_perl_scripting(&perl_scripting_unsupported_ops);
163}
164#else
165extern struct scripting_ops perl_scripting_ops;
166
167void setup_perl_scripting(void)
168{
169	register_perl_scripting(&perl_scripting_ops);
170}
171#endif