[net-next-2.6.git] / tools / perf / util / trace-event-scripting.c

/*
 * 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 <ctype.h>
#include <errno.h>

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

struct scripting_context *scripting_context;

static int stop_script_unsupported(void)
{
	return 0;
}

static void process_event_unsupported(int cpu __unused,
				      void *data __unused,
				      int size __unused,
				      unsigned long long nsecs __unused,
				      char *comm __unused)
{
}

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");
}

static int python_start_script_unsupported(const char *script __unused,
					   int argc __unused,
					   const char **argv __unused)
{
	print_python_unsupported_msg();

	return -1;
}

static int python_generate_script_unsupported(const char *outfile __unused)
{
	print_python_unsupported_msg();

	return -1;
}

struct scripting_ops python_scripting_unsupported_ops = {
	.name = "Python",
	.start_script = python_start_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)
{
	int err;
	err = script_spec_register("Python", scripting_ops);
	if (err)
		die("error registering Python script extension");

	err = script_spec_register("py", scripting_ops);
	if (err)
		die("error registering py script extension");

	scripting_context = malloc(sizeof(struct scripting_context));
}

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

void setup_python_scripting(void)
{
	register_python_scripting(&python_scripting_ops);
}
#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");
}

static int perl_start_script_unsupported(const char *script __unused,
					 int argc __unused,
					 const char **argv __unused)
{
	print_perl_unsupported_msg();

	return -1;
}

static int perl_generate_script_unsupported(const char *outfile __unused)
{
	print_perl_unsupported_msg();

	return -1;
}

struct scripting_ops perl_scripting_unsupported_ops = {
	.name = "Perl",
	.start_script = perl_start_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)
{
	int err;
	err = script_spec_register("Perl", scripting_ops);
	if (err)
		die("error registering Perl script extension");

	err = script_spec_register("pl", scripting_ops);
	if (err)
		die("error registering pl script extension");

	scripting_context = malloc(sizeof(struct scripting_context));
}

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

void setup_perl_scripting(void)
{
	register_perl_scripting(&perl_scripting_ops);
}
#endif
Commit	Line	Data
82d156cd TZ	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 <ctype.h>
	26	#include <errno.h>
	27
	28	#include "../perf.h"
	29	#include "util.h"
	30	#include "trace-event.h"
	31
	32	struct scripting_context *scripting_context;
	33
	34	static int stop_script_unsupported(void)
	35	{
	36	return 0;
	37	}
	38
	39	static void process_event_unsupported(int cpu __unused,
	40	void *data __unused,
	41	int size __unused,
	42	unsigned long long nsecs __unused,
	43	char *comm __unused)
	44	{
	45	}
	46
7e4b21b8 TZ	47	static void print_python_unsupported_msg(void)
	48	{
	49	fprintf(stderr, "Python scripting not supported."
	50	" Install libpython and rebuild perf to enable it.\n"
	51	"For example:\n # apt-get install python-dev (ubuntu)"
	52	"\n # yum install python-devel (Fedora)"
	53	"\n etc.\n");
	54	}
	55
	56	static int python_start_script_unsupported(const char *script __unused,
	57	int argc __unused,
	58	const char **argv __unused)
	59	{
	60	print_python_unsupported_msg();
	61
	62	return -1;
	63	}
	64
	65	static int python_generate_script_unsupported(const char *outfile __unused)
	66	{
	67	print_python_unsupported_msg();
	68
	69	return -1;
	70	}
	71
	72	struct scripting_ops python_scripting_unsupported_ops = {
	73	.name = "Python",
	74	.start_script = python_start_script_unsupported,
	75	.stop_script = stop_script_unsupported,
	76	.process_event = process_event_unsupported,
	77	.generate_script = python_generate_script_unsupported,
	78	};
	79
	80	static void register_python_scripting(struct scripting_ops *scripting_ops)
	81	{
	82	int err;
	83	err = script_spec_register("Python", scripting_ops);
	84	if (err)
	85	die("error registering Python script extension");
	86
	87	err = script_spec_register("py", scripting_ops);
	88	if (err)
	89	die("error registering py script extension");
	90
	91	scripting_context = malloc(sizeof(struct scripting_context));
	92	}
	93
	94	#ifdef NO_LIBPYTHON
	95	void setup_python_scripting(void)
	96	{
	97	register_python_scripting(&python_scripting_unsupported_ops);
	98	}
	99	#else
0f940cb7	100	extern struct scripting_ops python_scripting_ops;
7e4b21b8 TZ	101
	102	void setup_python_scripting(void)
	103	{
	104	register_python_scripting(&python_scripting_ops);
	105	}
	106	#endif
	107
82d156cd TZ	108	static void print_perl_unsupported_msg(void)
	109	{
	110	fprintf(stderr, "Perl scripting not supported."
	111	" Install libperl and rebuild perf to enable it.\n"
	112	"For example:\n # apt-get install libperl-dev (ubuntu)"
	113	"\n # yum install 'perl(ExtUtils::Embed)' (Fedora)"
	114	"\n etc.\n");
	115	}
	116
	117	static int perl_start_script_unsupported(const char *script __unused,
	118	int argc __unused,
	119	const char **argv __unused)
	120	{
	121	print_perl_unsupported_msg();
	122
	123	return -1;
	124	}
	125
	126	static int perl_generate_script_unsupported(const char *outfile __unused)
	127	{
	128	print_perl_unsupported_msg();
	129
	130	return -1;
	131	}
	132
	133	struct scripting_ops perl_scripting_unsupported_ops = {
	134	.name = "Perl",
	135	.start_script = perl_start_script_unsupported,
	136	.stop_script = stop_script_unsupported,
	137	.process_event = process_event_unsupported,
	138	.generate_script = perl_generate_script_unsupported,
	139	};
	140
	141	static void register_perl_scripting(struct scripting_ops *scripting_ops)
	142	{
	143	int err;
	144	err = script_spec_register("Perl", scripting_ops);
	145	if (err)
	146	die("error registering Perl script extension");
	147
	148	err = script_spec_register("pl", scripting_ops);
	149	if (err)
	150	die("error registering pl script extension");
	151
	152	scripting_context = malloc(sizeof(struct scripting_context));
	153	}
	154
	155	#ifdef NO_LIBPERL
	156	void setup_perl_scripting(void)
	157	{
	158	register_perl_scripting(&perl_scripting_unsupported_ops);
	159	}
	160	#else
0f940cb7	161	extern struct scripting_ops perl_scripting_ops;
82d156cd TZ	162
	163	void setup_perl_scripting(void)
	164	{
	165	register_perl_scripting(&perl_scripting_ops);
	166	}
	167	#endif