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perf ui: Start breaking down newt.c into multiple files 

As new TUI features get added the newt.c file is growing a lot and its
name is growing misleading as an effort is being made to reduce the
coupling with libnewt.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2010-08-06 17:35:02 -03:00
Родитель 43730982c3
Коммит ef8f34aabf
4 изменённых файлов: 368 добавлений и 304 удалений
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10
tools/perf/Makefile
Просмотреть файл

@ -157,9 +157,8 @@ all::
#
# Define NO_DWARF if you do not want debug-info analysis feature at all.
$(shell sh -c 'mkdir -p $(OUTPUT)scripts/python/Perf-Trace-Util/' 2> /dev/null)
$(shell sh -c 'mkdir -p $(OUTPUT)scripts/perl/Perf-Trace-Util/' 2> /dev/null)
$(shell sh -c 'mkdir -p $(OUTPUT)util/scripting-engines/' 2> /dev/null)
$(shell sh -c 'mkdir -p $(OUTPUT)scripts/{perl,python}/Perf-Trace-Util/' 2> /dev/null)
$(shell sh -c 'mkdir -p $(OUTPUT)util/{ui,scripting-engines}/' 2> /dev/null)
$(shell sh -c 'mkdir $(OUTPUT)bench' 2> /dev/null)
$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
@ -569,6 +568,8 @@ else
BASIC_CFLAGS += -I/usr/include/slang
EXTLIBS += -lnewt -lslang
LIB_OBJS += $(OUTPUT)util/newt.o
LIB_OBJS += $(OUTPUT)util/ui/browser.o
LIB_H += util/ui/browser.h
endif
endif
@ -969,6 +970,9 @@ $(OUTPUT)util/config.o: util/config.c $(OUTPUT)PERF-CFLAGS
$(OUTPUT)util/newt.o: util/newt.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<
$(OUTPUT)util/ui/browser.o: util/ui/browser.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<
$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<

306
tools/perf/util/newt.c
Просмотреть файл

@ -23,6 +23,7 @@
#include "session.h"
#include "sort.h"
#include "symbol.h"
#include "ui/browser.h"
#if SLANG_VERSION < 20104
#define slsmg_printf(msg, args...) SLsmg_printf((char *)msg, ##args)
@ -35,6 +36,8 @@
#define sltt_set_color SLtt_set_color
#endif
newtComponent newt_form__new(void);
struct ui_progress {
newtComponent form, scale;
};
@ -190,7 +193,7 @@ static void newt_form__set_exit_keys(newtComponent self)
newtFormAddHotKey(self, CTRL('c'));
}
static newtComponent newt_form__new(void)
newtComponent newt_form__new(void)
{
newtComponent self = newtForm(NULL, NULL, 0);
if (self)
@ -290,172 +293,6 @@ static void ui__error_window(const char *fmt, ...)
va_end(ap);
}
#define HE_COLORSET_TOP 50
#define HE_COLORSET_MEDIUM 51
#define HE_COLORSET_NORMAL 52
#define HE_COLORSET_SELECTED 53
#define HE_COLORSET_CODE 54
static int ui_browser__percent_color(double percent, bool current)
{
if (current)
return HE_COLORSET_SELECTED;
if (percent >= MIN_RED)
return HE_COLORSET_TOP;
if (percent >= MIN_GREEN)
return HE_COLORSET_MEDIUM;
return HE_COLORSET_NORMAL;
}
struct ui_browser {
newtComponent form, sb;
u64 index, first_visible_entry_idx;
void *first_visible_entry, *entries;
u16 top, left, width, height;
void *priv;
unsigned int (*refresh)(struct ui_browser *self);
void (*write)(struct ui_browser *self, void *entry, int row);
void (*seek)(struct ui_browser *self,
off_t offset, int whence);
u32 nr_entries;
};
static void ui_browser__list_head_seek(struct ui_browser *self,
off_t offset, int whence)
{
struct list_head *head = self->entries;
struct list_head *pos;
switch (whence) {
case SEEK_SET:
pos = head->next;
break;
case SEEK_CUR:
pos = self->first_visible_entry;
break;
case SEEK_END:
pos = head->prev;
break;
default:
return;
}
if (offset > 0) {
while (offset-- != 0)
pos = pos->next;
} else {
while (offset++ != 0)
pos = pos->prev;
}
self->first_visible_entry = pos;
}
static void ui_browser__rb_tree_seek(struct ui_browser *self,
off_t offset, int whence)
{
struct rb_root *root = self->entries;
struct rb_node *nd;
switch (whence) {
case SEEK_SET:
nd = rb_first(root);
break;
case SEEK_CUR:
nd = self->first_visible_entry;
break;
case SEEK_END:
nd = rb_last(root);
break;
default:
return;
}
if (offset > 0) {
while (offset-- != 0)
nd = rb_next(nd);
} else {
while (offset++ != 0)
nd = rb_prev(nd);
}
self->first_visible_entry = nd;
}
static unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
{
struct rb_node *nd;
int row = 0;
if (self->first_visible_entry == NULL)
self->first_visible_entry = rb_first(self->entries);
nd = self->first_visible_entry;
while (nd != NULL) {
SLsmg_gotorc(self->top + row, self->left);
self->write(self, nd, row);
if (++row == self->height)
break;
nd = rb_next(nd);
}
return row;
}
static bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
{
return (self->first_visible_entry_idx + row) == self->index;
}
static void ui_browser__refresh_dimensions(struct ui_browser *self)
{
int cols, rows;
newtGetScreenSize(&cols, &rows);
if (self->width > cols - 4)
self->width = cols - 4;
self->height = rows - 5;
if (self->height > self->nr_entries)
self->height = self->nr_entries;
self->top = (rows - self->height) / 2;
self->left = (cols - self->width) / 2;
}
static void ui_browser__reset_index(struct ui_browser *self)
{
self->index = self->first_visible_entry_idx = 0;
self->seek(self, 0, SEEK_SET);
}
static int ui_browser__show(struct ui_browser *self, const char *title)
{
if (self->form != NULL) {
newtFormDestroy(self->form);
newtPopWindow();
}
ui_browser__refresh_dimensions(self);
newtCenteredWindow(self->width, self->height, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
self->sb = newtVerticalScrollbar(self->width, 0, self->height,
HE_COLORSET_NORMAL,
HE_COLORSET_SELECTED);
if (self->sb == NULL)
return -1;
newtFormAddHotKey(self->form, NEWT_KEY_UP);
newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
newtFormAddHotKey(self->form, NEWT_KEY_HOME);
newtFormAddHotKey(self->form, NEWT_KEY_END);
newtFormAddComponent(self->form, self->sb);
return 0;
}
static void annotate_browser__write(struct ui_browser *self, void *entry, int row)
{
struct objdump_line *ol = rb_entry(entry, struct objdump_line, node);
@ -507,98 +344,6 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro
slsmg_write_nstring(ol->line, width - 18);
}
static int ui_browser__refresh(struct ui_browser *self)
{
int row;
newtScrollbarSet(self->sb, self->index, self->nr_entries - 1);
row = self->refresh(self);
SLsmg_set_color(HE_COLORSET_NORMAL);
SLsmg_fill_region(self->top + row, self->left,
self->height - row, self->width, ' ');
return 0;
}
static int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
{
if (ui_browser__refresh(self) < 0)
return -1;
while (1) {
off_t offset;
newtFormRun(self->form, es);
if (es->reason != NEWT_EXIT_HOTKEY)
break;
if (is_exit_key(es->u.key))
return es->u.key;
switch (es->u.key) {
case NEWT_KEY_DOWN:
if (self->index == self->nr_entries - 1)
break;
++self->index;
if (self->index == self->first_visible_entry_idx + self->height) {
++self->first_visible_entry_idx;
self->seek(self, +1, SEEK_CUR);
}
break;
case NEWT_KEY_UP:
if (self->index == 0)
break;
--self->index;
if (self->index < self->first_visible_entry_idx) {
--self->first_visible_entry_idx;
self->seek(self, -1, SEEK_CUR);
}
break;
case NEWT_KEY_PGDN:
case ' ':
if (self->first_visible_entry_idx + self->height > self->nr_entries - 1)
break;
offset = self->height;
if (self->index + offset > self->nr_entries - 1)
offset = self->nr_entries - 1 - self->index;
self->index += offset;
self->first_visible_entry_idx += offset;
self->seek(self, +offset, SEEK_CUR);
break;
case NEWT_KEY_PGUP:
if (self->first_visible_entry_idx == 0)
break;
if (self->first_visible_entry_idx < self->height)
offset = self->first_visible_entry_idx;
else
offset = self->height;
self->index -= offset;
self->first_visible_entry_idx -= offset;
self->seek(self, -offset, SEEK_CUR);
break;
case NEWT_KEY_HOME:
ui_browser__reset_index(self);
break;
case NEWT_KEY_END:
offset = self->height - 1;
if (offset >= self->nr_entries)
offset = self->nr_entries - 1;
self->index = self->nr_entries - 1;
self->first_visible_entry_idx = self->index - offset;
self->seek(self, -offset, SEEK_END);
break;
default:
return es->u.key;
}
if (ui_browser__refresh(self) < 0)
return -1;
}
return 0;
}
static char *callchain_list__sym_name(struct callchain_list *self,
char *bf, size_t bfsize)
{
@ -609,27 +354,6 @@ static char *callchain_list__sym_name(struct callchain_list *self,
return bf;
}
static unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
{
struct list_head *pos;
struct list_head *head = self->entries;
int row = 0;
if (self->first_visible_entry == NULL || self->first_visible_entry == self->entries)
self->first_visible_entry = head->next;
pos = self->first_visible_entry;
list_for_each_from(pos, head) {
SLsmg_gotorc(self->top + row, self->left);
self->write(self, pos, row);
if (++row == self->height)
break;
}
return row;
}
int hist_entry__tui_annotate(struct hist_entry *self)
{
struct newtExitStruct es;
@ -1093,20 +817,6 @@ int hists__tui_browse_tree(struct rb_root *self, const char *help)
return key;
}
static struct newtPercentTreeColors {
const char *topColorFg, *topColorBg;
const char *mediumColorFg, *mediumColorBg;
const char *normalColorFg, *normalColorBg;
const char *selColorFg, *selColorBg;
const char *codeColorFg, *codeColorBg;
} defaultPercentTreeColors = {
"red", "lightgray",
"green", "lightgray",
"black", "lightgray",
"lightgray", "magenta",
"blue", "lightgray",
};
static void newt_suspend(void *d __used)
{
newtSuspend();
@ -1116,8 +826,6 @@ static void newt_suspend(void *d __used)
void setup_browser(void)
{
struct newtPercentTreeColors *c = &defaultPercentTreeColors;
if (!isatty(1) || !use_browser || dump_trace) {
use_browser = 0;
setup_pager();
@ -1129,11 +837,7 @@ void setup_browser(void)
newtCls();
newtSetSuspendCallback(newt_suspend, NULL);
ui_helpline__puts(" ");
sltt_set_color(HE_COLORSET_TOP, NULL, c->topColorFg, c->topColorBg);
sltt_set_color(HE_COLORSET_MEDIUM, NULL, c->mediumColorFg, c->mediumColorBg);
sltt_set_color(HE_COLORSET_NORMAL, NULL, c->normalColorFg, c->normalColorBg);
sltt_set_color(HE_COLORSET_SELECTED, NULL, c->selColorFg, c->selColorBg);
sltt_set_color(HE_COLORSET_CODE, NULL, c->codeColorFg, c->codeColorBg);
ui_browser__init();
}
void exit_browser(bool wait_for_ok)

313
tools/perf/util/ui/browser.c Normal file
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@ -0,0 +1,313 @@
#define _GNU_SOURCE
#include <stdio.h>
#undef _GNU_SOURCE
/*
* slang versions <= 2.0.6 have a "#if HAVE_LONG_LONG" that breaks
* the build if it isn't defined. Use the equivalent one that glibc
* has on features.h.
*/
#include <features.h>
#ifndef HAVE_LONG_LONG
#define HAVE_LONG_LONG __GLIBC_HAVE_LONG_LONG
#endif
#include <slang.h>
#include <linux/list.h>
#include <linux/rbtree.h>
#include <stdlib.h>
#include <sys/ttydefaults.h>
#include "browser.h"
#include "../color.h"
#include "../util.h"
#if SLANG_VERSION < 20104
#define sltt_set_color(obj, name, fg, bg) \
SLtt_set_color(obj,(char *)name, (char *)fg, (char *)bg)
#else
#define sltt_set_color SLtt_set_color
#endif
newtComponent newt_form__new(void);
int ui_browser__percent_color(double percent, bool current)
{
if (current)
return HE_COLORSET_SELECTED;
if (percent >= MIN_RED)
return HE_COLORSET_TOP;
if (percent >= MIN_GREEN)
return HE_COLORSET_MEDIUM;
return HE_COLORSET_NORMAL;
}
void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whence)
{
struct list_head *head = self->entries;
struct list_head *pos;
switch (whence) {
case SEEK_SET:
pos = head->next;
break;
case SEEK_CUR:
pos = self->first_visible_entry;
break;
case SEEK_END:
pos = head->prev;
break;
default:
return;
}
if (offset > 0) {
while (offset-- != 0)
pos = pos->next;
} else {
while (offset++ != 0)
pos = pos->prev;
}
self->first_visible_entry = pos;
}
void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence)
{
struct rb_root *root = self->entries;
struct rb_node *nd;
switch (whence) {
case SEEK_SET:
nd = rb_first(root);
break;
case SEEK_CUR:
nd = self->first_visible_entry;
break;
case SEEK_END:
nd = rb_last(root);
break;
default:
return;
}
if (offset > 0) {
while (offset-- != 0)
nd = rb_next(nd);
} else {
while (offset++ != 0)
nd = rb_prev(nd);
}
self->first_visible_entry = nd;
}
unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
{
struct rb_node *nd;
int row = 0;
if (self->first_visible_entry == NULL)
self->first_visible_entry = rb_first(self->entries);
nd = self->first_visible_entry;
while (nd != NULL) {
SLsmg_gotorc(self->top + row, self->left);
self->write(self, nd, row);
if (++row == self->height)
break;
nd = rb_next(nd);
}
return row;
}
bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
{
return (self->first_visible_entry_idx + row) == self->index;
}
void ui_browser__refresh_dimensions(struct ui_browser *self)
{
int cols, rows;
newtGetScreenSize(&cols, &rows);
if (self->width > cols - 4)
self->width = cols - 4;
self->height = rows - 5;
if (self->height > self->nr_entries)
self->height = self->nr_entries;
self->top = (rows - self->height) / 2;
self->left = (cols - self->width) / 2;
}
void ui_browser__reset_index(struct ui_browser *self)
{
self->index = self->first_visible_entry_idx = 0;
self->seek(self, 0, SEEK_SET);
}
int ui_browser__show(struct ui_browser *self, const char *title)
{
if (self->form != NULL) {
newtFormDestroy(self->form);
newtPopWindow();
}
ui_browser__refresh_dimensions(self);
newtCenteredWindow(self->width, self->height, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
self->sb = newtVerticalScrollbar(self->width, 0, self->height,
HE_COLORSET_NORMAL,
HE_COLORSET_SELECTED);
if (self->sb == NULL)
return -1;
newtFormAddHotKey(self->form, NEWT_KEY_UP);
newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
newtFormAddHotKey(self->form, NEWT_KEY_HOME);
newtFormAddHotKey(self->form, NEWT_KEY_END);
newtFormAddComponent(self->form, self->sb);
return 0;
}
int ui_browser__refresh(struct ui_browser *self)
{
int row;
newtScrollbarSet(self->sb, self->index, self->nr_entries - 1);
row = self->refresh(self);
SLsmg_set_color(HE_COLORSET_NORMAL);
SLsmg_fill_region(self->top + row, self->left,
self->height - row, self->width, ' ');
return 0;
}
int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
{
if (ui_browser__refresh(self) < 0)
return -1;
while (1) {
off_t offset;
newtFormRun(self->form, es);
if (es->reason != NEWT_EXIT_HOTKEY)
break;
if (is_exit_key(es->u.key))
return es->u.key;
switch (es->u.key) {
case NEWT_KEY_DOWN:
if (self->index == self->nr_entries - 1)
break;
++self->index;
if (self->index == self->first_visible_entry_idx + self->height) {
++self->first_visible_entry_idx;
self->seek(self, +1, SEEK_CUR);
}
break;
case NEWT_KEY_UP:
if (self->index == 0)
break;
--self->index;
if (self->index < self->first_visible_entry_idx) {
--self->first_visible_entry_idx;
self->seek(self, -1, SEEK_CUR);
}
break;
case NEWT_KEY_PGDN:
case ' ':
if (self->first_visible_entry_idx + self->height > self->nr_entries - 1)
break;
offset = self->height;
if (self->index + offset > self->nr_entries - 1)
offset = self->nr_entries - 1 - self->index;
self->index += offset;
self->first_visible_entry_idx += offset;
self->seek(self, +offset, SEEK_CUR);
break;
case NEWT_KEY_PGUP:
if (self->first_visible_entry_idx == 0)
break;
if (self->first_visible_entry_idx < self->height)
offset = self->first_visible_entry_idx;
else
offset = self->height;
self->index -= offset;
self->first_visible_entry_idx -= offset;
self->seek(self, -offset, SEEK_CUR);
break;
case NEWT_KEY_HOME:
ui_browser__reset_index(self);
break;
case NEWT_KEY_END:
offset = self->height - 1;
if (offset >= self->nr_entries)
offset = self->nr_entries - 1;
self->index = self->nr_entries - 1;
self->first_visible_entry_idx = self->index - offset;
self->seek(self, -offset, SEEK_END);
break;
default:
return es->u.key;
}
if (ui_browser__refresh(self) < 0)
return -1;
}
return 0;
}
unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
{
struct list_head *pos;
struct list_head *head = self->entries;
int row = 0;
if (self->first_visible_entry == NULL ||
self->first_visible_entry == self->entries)
self->first_visible_entry = head->next;
pos = self->first_visible_entry;
list_for_each_from(pos, head) {
SLsmg_gotorc(self->top + row, self->left);
self->write(self, pos, row);
if (++row == self->height)
break;
}
return row;
}
static struct newtPercentTreeColors {
const char *topColorFg, *topColorBg;
const char *mediumColorFg, *mediumColorBg;
const char *normalColorFg, *normalColorBg;
const char *selColorFg, *selColorBg;
const char *codeColorFg, *codeColorBg;
} defaultPercentTreeColors = {
"red", "lightgray",
"green", "lightgray",
"black", "lightgray",
"lightgray", "magenta",
"blue", "lightgray",
};
void ui_browser__init(void)
{
struct newtPercentTreeColors *c = &defaultPercentTreeColors;
sltt_set_color(HE_COLORSET_TOP, NULL, c->topColorFg, c->topColorBg);
sltt_set_color(HE_COLORSET_MEDIUM, NULL, c->mediumColorFg, c->mediumColorBg);
sltt_set_color(HE_COLORSET_NORMAL, NULL, c->normalColorFg, c->normalColorBg);
sltt_set_color(HE_COLORSET_SELECTED, NULL, c->selColorFg, c->selColorBg);
sltt_set_color(HE_COLORSET_CODE, NULL, c->codeColorFg, c->codeColorBg);
}

43
tools/perf/util/ui/browser.h Normal file
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@ -0,0 +1,43 @@
#ifndef _PERF_UI_BROWSER_H_
#define _PERF_UI_BROWSER_H_ 1
#include <stdbool.h>
#include <newt.h>
#include "../types.h"
#define HE_COLORSET_TOP 50
#define HE_COLORSET_MEDIUM 51
#define HE_COLORSET_NORMAL 52
#define HE_COLORSET_SELECTED 53
#define HE_COLORSET_CODE 54
struct ui_browser {
newtComponent form, sb;
u64 index, first_visible_entry_idx;
void *first_visible_entry, *entries;
u16 top, left, width, height;
void *priv;
unsigned int (*refresh)(struct ui_browser *self);
void (*write)(struct ui_browser *self, void *entry, int row);
void (*seek)(struct ui_browser *self, off_t offset, int whence);
u32 nr_entries;
};
int ui_browser__percent_color(double percent, bool current);
bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row);
void ui_browser__refresh_dimensions(struct ui_browser *self);
void ui_browser__reset_index(struct ui_browser *self);
int ui_browser__show(struct ui_browser *self, const char *title);
int ui_browser__refresh(struct ui_browser *self);
int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es);
void ui_browser__rb_tree_seek(struct ui_browser *self, off_t offset, int whence);
unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self);
void ui_browser__list_head_seek(struct ui_browser *self, off_t offset, int whence);
unsigned int ui_browser__list_head_refresh(struct ui_browser *self);
void ui_browser__init(void);
#endif /* _PERF_UI_BROWSER_H_ */