perf script: Make perf_script a local variable

Change perf_script from being global to being local.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1382427258-17495-4-git-send-email-adrian.hunter@intel.com
[ Made the minor consistency changes suggested by David Ahern ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 27de606..0ae88c2 100644 (file)
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -542,18 +542,9 @@ static int process_sample_event(struct perf_tool *tool __maybe_unused,
        return 0;
 }
 
-static struct perf_tool perf_script = {
-       .sample          = process_sample_event,
-       .mmap            = perf_event__process_mmap,
-       .mmap2           = perf_event__process_mmap2,
-       .comm            = perf_event__process_comm,
-       .exit            = perf_event__process_exit,
-       .fork            = perf_event__process_fork,
-       .attr            = perf_event__process_attr,
-       .tracing_data    = perf_event__process_tracing_data,
-       .build_id        = perf_event__process_build_id,
-       .ordered_samples = true,
-       .ordering_requires_timestamps = true,
+struct perf_script {
+       struct perf_tool        tool;
+       struct perf_session     *session;
 };
 
 static void sig_handler(int sig __maybe_unused)
@@ -561,13 +552,13 @@ static void sig_handler(int sig __maybe_unused)
        session_done = 1;
 }
 
-static int __cmd_script(struct perf_session *session)
+static int __cmd_script(struct perf_script *script)
 {
        int ret;
 
        signal(SIGINT, sig_handler);
 
-       ret = perf_session__process_events(session, &perf_script);
+       ret = perf_session__process_events(script->session, &script->tool);
 
        if (debug_mode)
                pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
@@ -1273,6 +1264,21 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
        char *script_path = NULL;
        const char **__argv;
        int i, j, err;
+       struct perf_script script = {
+               .tool = {
+                       .sample          = process_sample_event,
+                       .mmap            = perf_event__process_mmap,
+                       .mmap2           = perf_event__process_mmap2,
+                       .comm            = perf_event__process_comm,
+                       .exit            = perf_event__process_exit,
+                       .fork            = perf_event__process_fork,
+                       .attr            = perf_event__process_attr,
+                       .tracing_data    = perf_event__process_tracing_data,
+                       .build_id        = perf_event__process_build_id,
+                       .ordered_samples = true,
+                       .ordering_requires_timestamps = true,
+               },
+       };
        const struct option options[] = {
        OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
                    "dump raw trace in ASCII"),
@@ -1498,10 +1504,12 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
        if (!script_name)
                setup_pager();
 
-       session = perf_session__new(&file, false, &perf_script);
+       session = perf_session__new(&file, false, &script.tool);
        if (session == NULL)
                return -ENOMEM;
 
+       script.session = session;
+
        if (cpu_list) {
                if (perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap))
                        return -1;
@@ -1565,7 +1573,7 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
        if (err < 0)
                goto out;
 
-       err = __cmd_script(session);
+       err = __cmd_script(&script);
 
        perf_session__delete(session);
        cleanup_scripting();