提交 ca59bcbc 编写于 作者: A Arnaldo Carvalho de Melo

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.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
上级 727ab04e
......@@ -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);
......
......@@ -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 @@ int __perf_session__process_events(struct perf_session *session,
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 @@ int __perf_session__process_events(struct perf_session *session,
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;
......
#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);
}
#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
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