Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ca59bcbc authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf ui progress: Reimplement using slang 

Just another step in stopping the use of libnewt in perf.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-vkb9jh5kkzl5ep3puoatd6an@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 727ab04e

tools/perf/util/debug.h

+2 −10
Original line number Diff line number Diff line
@@ -19,16 +19,8 @@ static inline int ui_helpline__show_help(const char *format __used, va_list ap _ 
	return 0;

}



static inline struct ui_progress *ui_progress__new(const char *title __used,

						   u64 total __used)

{

	return (struct ui_progress *)1;

}



static inline void ui_progress__update(struct ui_progress *self __used,

				       u64 curr __used) {}



static inline void ui_progress__delete(struct ui_progress *self __used) {}

static inline void ui_progress__update(u64 curr __used, u64 total __used,

				       const char *title __used) {}

#else

extern char ui_helpline__last_msg[];

int ui_helpline__show_help(const char *format, va_list ap);

tools/perf/util/session.c

+2 −6
Original line number Diff line number Diff line
@@ -1012,7 +1012,6 @@ int __perf_session__process_events(struct perf_session *session, 
{

	u64 head, page_offset, file_offset, file_pos, progress_next;

	int err, mmap_prot, mmap_flags, map_idx = 0;

	struct ui_progress *progress;

	size_t	page_size, mmap_size;

	char *buf, *mmaps[8];

	union perf_event *event;
@@ -1030,9 +1029,6 @@ int __perf_session__process_events(struct perf_session *session, 
		file_size = data_offset + data_size;



	progress_next = file_size / 16;

	progress = ui_progress__new("Processing events...", file_size);

	if (progress == NULL)

		return -1;



	mmap_size = session->mmap_window;

	if (mmap_size > file_size)
@@ -1095,7 +1091,8 @@ more: 


	if (file_pos >= progress_next) {

		progress_next += file_size / 16;

		ui_progress__update(progress, file_pos);

		ui_progress__update(file_pos, file_size,

				    "Processing events...");

	}



	if (file_pos < file_size)
@@ -1106,7 +1103,6 @@ more: 
	session->ordered_samples.next_flush = ULLONG_MAX;

	flush_sample_queue(session, ops);

out_err:

	ui_progress__delete(progress);

	perf_session__warn_about_errors(session, ops);

	perf_session_free_sample_buffers(session);

	return err;

tools/perf/util/ui/progress.c

+16 −48
Original line number Diff line number Diff line 
#include <stdlib.h>

#include <newt.h>

#include "../cache.h"

#include "progress.h"

#include "libslang.h"

#include "ui.h"

#include "browser.h"



struct ui_progress {

	newtComponent form, scale;

};



struct ui_progress *ui_progress__new(const char *title, u64 total)

{

	struct ui_progress *self = malloc(sizeof(*self));



	if (self != NULL) {

		int cols;



		if (use_browser <= 0)

			return self;

		newtGetScreenSize(&cols, NULL);

		cols -= 4;

		newtCenteredWindow(cols, 1, title);

		self->form  = newtForm(NULL, NULL, 0);

		if (self->form == NULL)

			goto out_free_self;

		self->scale = newtScale(0, 0, cols, total);

		if (self->scale == NULL)

			goto out_free_form;

		newtFormAddComponent(self->form, self->scale);

		newtRefresh();

	}



	return self;



out_free_form:

	newtFormDestroy(self->form);

out_free_self:

	free(self);

	return NULL;

}



void ui_progress__update(struct ui_progress *self, u64 curr)

void ui_progress__update(u64 curr, u64 total, const char *title)

{

	int bar, y;

	/*

	 * FIXME: We should have a per UI backend way of showing progress,

	 * stdio will just show a percentage as NN%, etc.

	 */

	if (use_browser <= 0)

		return;

	newtScaleSet(self->scale, curr);

	newtRefresh();

}



void ui_progress__delete(struct ui_progress *self)

{

	if (use_browser > 0) {

		newtFormDestroy(self->form);

		newtPopWindow();

	}

	free(self);

	pthread_mutex_lock(&ui__lock);

	y = SLtt_Screen_Rows / 2 - 2;

	SLsmg_set_color(0);

	SLsmg_draw_box(y, 0, 3, SLtt_Screen_Cols);

	SLsmg_gotorc(y++, 1);

	SLsmg_write_string((char *)title);

	SLsmg_set_color(HE_COLORSET_SELECTED);

	bar = ((SLtt_Screen_Cols - 2) * curr) / total;

	SLsmg_fill_region(y, 1, 1, bar, ' ');

	SLsmg_refresh();

	pthread_mutex_unlock(&ui__lock);

}

tools/perf/util/ui/progress.h

+2 −5
Original line number Diff line number Diff line 
#ifndef _PERF_UI_PROGRESS_H_

#define _PERF_UI_PROGRESS_H_ 1



struct ui_progress;

#include <../types.h>



struct ui_progress *ui_progress__new(const char *title, u64 total);

void ui_progress__delete(struct ui_progress *self);



void ui_progress__update(struct ui_progress *self, u64 curr);

void ui_progress__update(u64 curr, u64 total, const char *title);



#endif