[PATCH 50/66] libperf: Merge libperf_set_print() into libperf_init()

Arnaldo Carvalho de Melo
2019-09-26T00:36:09Z

The libperf_set_print() function needs to be called in any case so let's
merge it with libperf_init(), so we have just one init function.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-34-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/core.c | 8 ++------
tools/perf/lib/include/perf/core.h | 3 +--
tools/perf/lib/libperf.map | 1 -
tools/perf/perf.c | 8 +++++++-
4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/tools/perf/lib/core.c b/tools/perf/lib/core.c
index 6689d593c2d1..d0b9ae422b9f 100644
--- a/tools/perf/lib/core.c
+++ b/tools/perf/lib/core.c
@@ -17,11 +17,6 @@ static int __base_pr(enum libperf_print_level level, const char *format,

static libperf_print_fn_t __libperf_pr = __base_pr;

-void libperf_set_print(libperf_print_fn_t fn)
-{
- __libperf_pr = fn;
-}
-
__printf(2, 3)
void libperf_print(enum libperf_print_level level, const char *format, ...)
{
@@ -35,7 +30,8 @@ void libperf_print(enum libperf_print_level level, const char *format, ...)
va_end(args);
}

-void libperf_init(void)
+void libperf_init(libperf_print_fn_t fn)
{
page_size = sysconf(_SC_PAGE_SIZE);
+ __libperf_pr = fn;
}
diff --git a/tools/perf/lib/include/perf/core.h b/tools/perf/lib/include/perf/core.h
index ba2f4e76a3e2..cfd70e720c1c 100644
--- a/tools/perf/lib/include/perf/core.h
+++ b/tools/perf/lib/include/perf/core.h
@@ -17,7 +17,6 @@ enum libperf_print_level {
typedef int (*libperf_print_fn_t)(enum libperf_print_level level,
const char *, va_list ap);

-LIBPERF_API void libperf_set_print(libperf_print_fn_t fn);
-LIBPERF_API void libperf_init(void);
+LIBPERF_API void libperf_init(libperf_print_fn_t fn);

#endif /* __LIBPERF_CORE_H */
diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map
index 724da66776ef..5eb0150ccdc6 100644
--- a/tools/perf/lib/libperf.map
+++ b/tools/perf/lib/libperf.map
@@ -1,7 +1,6 @@
LIBPERF_0.0.1 {
global:
libperf_init;
- libperf_set_print;
perf_cpu_map__dummy_new;
perf_cpu_map__get;
perf_cpu_map__put;
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index c012ceb64ff9..27f94b0bb874 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -430,6 +430,12 @@ void pthread__unblock_sigwinch(void)
pthread_sigmask(SIG_UNBLOCK, &set, NULL);
}

+static int libperf_print(enum libperf_print_level level,
+ const char *fmt, va_list ap)
+{
+ return eprintf(level, verbose, fmt, ap);
+}
+
int main(int argc, const char **argv)
{
int err;
@@ -440,7 +446,7 @@ int main(int argc, const char **argv)
exec_cmd_init("perf", PREFIX, PERF_EXEC_PATH, EXEC_PATH_ENVIRONMENT);
pager_init(PERF_PAGER_ENVIRONMENT);

- libperf_init();
+ libperf_init(libperf_print);

cmd = extract_argv0_path(argv[0]);
if (!cmd)
--
2.21.0