From 82d156cd5e817055c63ec50247a425c195f4cb14 Mon Sep 17 00:00:00 2001 From: Tom Zanussi Date: Wed, 27 Jan 2010 02:27:55 -0600 Subject: perf/scripts: Move Perl scripting files to scripting-engines dir Create a scripting-engines directory to contain scripting engine implementation code, in anticipation of the addition of new scripting support. Also removes trace-event-perl.h. Signed-off-by: Tom Zanussi Cc: Ingo Molnar Cc: Steven Rostedt Cc: Keiichi KII Cc: Peter Zijlstra Cc: Paul Mackerras Cc: Arnaldo Carvalho de Melo LKML-Reference: <1264580883-15324-5-git-send-email-tzanussi@gmail.com> Signed-off-by: Frederic Weisbecker --- tools/perf/util/trace-event-scripting.c | 106 ++++++++++++++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 tools/perf/util/trace-event-scripting.c (limited to 'tools/perf/util/trace-event-scripting.c') diff --git a/tools/perf/util/trace-event-scripting.c b/tools/perf/util/trace-event-scripting.c new file mode 100644 index 0000000..9e37196 --- /dev/null +++ b/tools/perf/util/trace-event-scripting.c @@ -0,0 +1,106 @@ +/* + * trace-event-scripting. Scripting engine common and initialization code. + * + * Copyright (C) 2009-2010 Tom Zanussi + * + * 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 +#include +#include +#include +#include + +#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_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 +struct scripting_ops perl_scripting_ops; + +void setup_perl_scripting(void) +{ + register_perl_scripting(&perl_scripting_ops); +} +#endif -- cgit v1.1