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From: Arnaldo Carvalho de Melo on 12 Aug 2010 16:50
From: Arnaldo Carvalho de Melo <acme(a)redhat.com>

Some were, the annotate one wasn't, so make all return uniformly and
remove the newtExitStruct parameter, removing one more newt specific
thing from the ui API.

Cc: Frederic Weisbecker <fweisbec(a)gmail.com>
Cc: Mike Galbraith <efault(a)gmx.de>
Cc: Peter Zijlstra <peterz(a)infradead.org>
Cc: Stephane Eranian <eranian(a)google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme(a)redhat.com>
---
tools/perf/builtin-annotate.c | 17 ++--
tools/perf/util/ui/browser.c | 37 +++-------
tools/perf/util/ui/browser.h | 2 +-
tools/perf/util/ui/browsers/annotate.c | 19 ++---
tools/perf/util/ui/browsers/hists.c | 132 ++++++++++++++------------------
tools/perf/util/ui/browsers/map.c | 20 +++--
tools/perf/util/util.h | 13 ---
7 files changed, 96 insertions(+), 144 deletions(-)

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 1478dc6..20ee21d 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -321,7 +321,7 @@ static int hist_entry__tty_annotate(struct hist_entry *he)

static void hists__find_annotations(struct hists *self)
{
- struct rb_node *first = rb_first(&self->entries), *nd = first;
+ struct rb_node *nd = rb_first(&self->entries), *next;
int key = KEY_RIGHT;

while (nd) {
@@ -343,20 +343,19 @@ find_next:

if (use_browser > 0) {
key = hist_entry__tui_annotate(he);
- if (is_exit_key(key))
- break;
switch (key) {
case KEY_RIGHT:
- case '\t':
- nd = rb_next(nd);
+ next = rb_next(nd);
break;
case KEY_LEFT:
- if (nd == first)
- continue;
- nd = rb_prev(nd);
- default:
+ next = rb_prev(nd);
break;
+ default:
+ return;
}
+
+ if (next != NULL)
+ nd = next;
} else {
hist_entry__tty_annotate(he);
nd = rb_next(nd);
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
index 66f2d58..4c2c043 100644
--- a/tools/perf/util/ui/browser.c
+++ b/tools/perf/util/ui/browser.c
@@ -1,16 +1,5 @@
-#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 "libslang.h"
#include <linux/list.h>
#include <linux/rbtree.h>
#include <stdlib.h>
@@ -19,13 +8,7 @@
#include "helpline.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
+#include <stdio.h>

newtComponent newt_form__new(void);

@@ -203,21 +186,21 @@ int ui_browser__refresh(struct ui_browser *self)
return 0;
}

-int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
+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);
+ newtFormRun(self->form, &es);

- if (es->reason != NEWT_EXIT_HOTKEY)
+ if (es.reason != NEWT_EXIT_HOTKEY)
break;
- if (is_exit_key(es->u.key))
- return es->u.key;
- switch (es->u.key) {
+ switch (es.u.key) {
case NEWT_KEY_DOWN:
if (self->index == self->nr_entries - 1)
break;
@@ -274,12 +257,12 @@ int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
self->seek(self, -offset, SEEK_END);
break;
default:
- return es->u.key;
+ return es.u.key;
}
if (ui_browser__refresh(self) < 0)
return -1;
}
- return 0;
+ return -1;
}

unsigned int ui_browser__list_head_refresh(struct ui_browser *self)
diff --git a/tools/perf/util/ui/browser.h b/tools/perf/util/ui/browser.h
index 0b9f829..35514ab 100644
--- a/tools/perf/util/ui/browser.h
+++ b/tools/perf/util/ui/browser.h
@@ -34,7 +34,7 @@ int ui_browser__show(struct ui_browser *self, const char *title,
const char *helpline, ...);
void ui_browser__hide(struct ui_browser *self);
int ui_browser__refresh(struct ui_browser *self);
-int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es);
+int ui_browser__run(struct ui_browser *self);

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);
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
index 55ff792..28a76ed 100644
--- a/tools/perf/util/ui/browsers/annotate.c
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -135,17 +135,18 @@ static void annotate_browser__set_top(struct annotate_browser *self,
self->curr_hot = nd;
}

-static int annotate_browser__run(struct annotate_browser *self,
- struct newtExitStruct *es)
+static int annotate_browser__run(struct annotate_browser *self)
{
struct rb_node *nd;
struct hist_entry *he = self->b.priv;
+ int key;

if (ui_browser__show(&self->b, he->ms.sym->name,
- "<- or ESC: exit, TAB/shift+TAB: cycle thru samples") < 0)
+ "<-, -> or ESC: exit, TAB/shift+TAB: cycle thru samples") < 0)
return -1;

newtFormAddHotKey(self->b.form, NEWT_KEY_LEFT);
+ newtFormAddHotKey(self->b.form, NEWT_KEY_RIGHT);

nd = self->curr_hot;
if (nd) {
@@ -154,12 +155,9 @@ static int annotate_browser__run(struct annotate_browser *self,
}

while (1) {
- ui_browser__run(&self->b, es);
+ key = ui_browser__run(&self->b);

- if (es->reason != NEWT_EXIT_HOTKEY)
- break;
-
- switch (es->u.key) {
+ switch (key) {
case NEWT_KEY_TAB:
nd = rb_prev(nd);
if (nd == NULL)
@@ -178,12 +176,11 @@ static int annotate_browser__run(struct annotate_browser *self,
}
out:
ui_browser__hide(&self->b);
- return 0;
+ return key;
}

int hist_entry__tui_annotate(struct hist_entry *self)
{
- struct newtExitStruct es;
struct objdump_line *pos, *n;
struct objdump_line_rb_node *rbpos;
LIST_HEAD(head);
@@ -231,7 +228,7 @@ int hist_entry__tui_annotate(struct hist_entry *self)
annotate_browser__set_top(&browser, browser.curr_hot);

browser.b.width += 18; /* Percentage */
- ret = annotate_browser__run(&browser, &es);
+ ret = annotate_browser__run(&browser);
list_for_each_entry_safe(pos, n, &head, node) {
list_del(&pos->node);
objdump_line__free(pos);
diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c
index dafdf67..fc4834a 100644
--- a/tools/perf/util/ui/browsers/hists.c
+++ b/tools/perf/util/ui/browsers/hists.c
@@ -195,9 +195,9 @@ static bool hist_browser__toggle_fold(struct hist_browser *self)
return false;
}

-static int hist_browser__run(struct hist_browser *self, const char *title,
- struct newtExitStruct *es)
+static int hist_browser__run(struct hist_browser *self, const char *title)
{
+ int key;
char str[256], unit;
unsigned long nr_events = self->hists->stats.nr_events[PERF_RECORD_SAMPLE];

@@ -227,11 +227,9 @@ static int hist_browser__run(struct hist_browser *self, const char *title,
newtFormAddHotKey(self->b.form, NEWT_KEY_ENTER);

while (1) {
- ui_browser__run(&self->b, es);
+ key = ui_browser__run(&self->b);

- if (es->reason != NEWT_EXIT_HOTKEY)
- break;
- switch (es->u.key) {
+ switch (key) {
case 'D': { /* Debug */
static int seq;
struct hist_entry *h = rb_entry(self->b.top,
@@ -251,12 +249,12 @@ static int hist_browser__run(struct hist_browser *self, const char *title,
break;
/* fall thru */
default:
- return 0;
+ goto out;
}
}
-
+out:
ui_browser__hide(&self->b);
- return 0;
+ return key;
}

static char *callchain_list__sym_name(struct callchain_list *self,
@@ -687,8 +685,6 @@ static struct hist_browser *hist_browser__new(struct hists *hists)

static void hist_browser__delete(struct hist_browser *self)
{
- newtFormDestroy(self->b.form);
- newtPopWindow();
free(self);
}

@@ -725,7 +721,6 @@ int hists__browse(struct hists *self, const char *helpline, const char *ev_name)
struct pstack *fstack;
const struct thread *thread_filter = NULL;
const struct dso *dso_filter = NULL;
- struct newtExitStruct es;
char msg[160];
int key = -1;

@@ -749,70 +744,63 @@ int hists__browse(struct hists *self, const char *helpline, const char *ev_name)
annotate = -2, zoom_dso = -2, zoom_thread = -2,
browse_map = -2;

- if (hist_browser__run(browser, msg, &es))
- break;
+ key = hist_browser__run(browser, msg);

thread = hist_browser__selected_thread(browser);
dso = browser->selection->map ? browser->selection->map->dso : NULL;

- if (es.reason == NEWT_EXIT_HOTKEY) {
- key = es.u.key;
-
- switch (key) {
- case NEWT_KEY_F1:
- goto do_help;
- case NEWT_KEY_TAB:
- case NEWT_KEY_UNTAB:
- /*
- * Exit the browser, let hists__browser_tree
- * go to the next or previous
- */
- goto out_free_stack;
- default:;
- }
-
- switch (key) {
- case 'a':
- if (browser->selection->map == NULL &&
- browser->selection->map->dso->annotate_warned)
- continue;
- goto do_annotate;
- case 'd':
- goto zoom_dso;
- case 't':
- goto zoom_thread;
- case 'h':
- case '?':
-do_help:
- ui__help_window("-> Zoom into DSO/Threads & Annotate current symbol\n"
- "<- Zoom out\n"
- "a Annotate current symbol\n"
- "h/?/F1 Show this window\n"
- "d Zoom into current DSO\n"
- "t Zoom into current Thread\n"
- "q/CTRL+C Exit browser");
+ switch (key) {
+ case NEWT_KEY_F1:
+ goto do_help;
+ case NEWT_KEY_TAB:
+ case NEWT_KEY_UNTAB:
+ /*
+ * Exit the browser, let hists__browser_tree
+ * go to the next or previous
+ */
+ goto out_free_stack;
+ case 'a':
+ if (browser->selection->map == NULL &&
+ browser->selection->map->dso->annotate_warned)
continue;
- default:;
- }
- if (is_exit_key(key)) {
- if (key == NEWT_KEY_ESCAPE &&
- !ui__dialog_yesno("Do you really want to exit?"))
- continue;
- break;
- }
-
- if (es.u.key == NEWT_KEY_LEFT) {
- const void *top;
+ goto do_annotate;
+ case 'd':
+ goto zoom_dso;
+ case 't':
+ goto zoom_thread;
+ case 'h':
+ case '?':
+do_help:
+ ui__help_window("-> Zoom into DSO/Threads & Annotate current symbol\n"
+ "<- Zoom out\n"
+ "a Annotate current symbol\n"
+ "h/?/F1 Show this window\n"
+ "d Zoom into current DSO\n"
+ "t Zoom into current Thread\n"
+ "q/CTRL+C Exit browser");
+ continue;
+ case NEWT_KEY_ENTER:
+ case NEWT_KEY_RIGHT:
+ /* menu */
+ break;
+ case NEWT_KEY_LEFT: {
+ const void *top;

- if (pstack__empty(fstack))
- continue;
- top = pstack__pop(fstack);
- if (top == &dso_filter)
- goto zoom_out_dso;
- if (top == &thread_filter)
- goto zoom_out_thread;
+ if (pstack__empty(fstack))
continue;
- }
+ top = pstack__pop(fstack);
+ if (top == &dso_filter)
+ goto zoom_out_dso;
+ if (top == &thread_filter)
+ goto zoom_out_thread;
+ continue;
+ }
+ case NEWT_KEY_ESCAPE:
+ if (!ui__dialog_yesno("Do you really want to exit?"))
+ continue;
+ /* Fall thru */
+ default:
+ goto out_free_stack;
}

if (browser->selection->sym != NULL &&
@@ -925,10 +913,6 @@ int hists__tui_browse_tree(struct rb_root *self, const char *help)
const char *ev_name = __event_name(hists->type, hists->config);

key = hists__browse(hists, help, ev_name);
-
- if (is_exit_key(key))
- break;
-
switch (key) {
case NEWT_KEY_TAB:
next = rb_next(nd);
@@ -940,7 +924,7 @@ int hists__tui_browse_tree(struct rb_root *self, const char *help)
continue;
nd = rb_prev(nd);
default:
- break;
+ return key;
}
}

diff --git a/tools/perf/util/ui/browsers/map.c b/tools/perf/util/ui/browsers/map.c
index 142b825..44d4ecb 100644
--- a/tools/perf/util/ui/browsers/map.c
+++ b/tools/perf/util/ui/browsers/map.c
@@ -98,31 +98,34 @@ static int map_browser__search(struct map_browser *self)
return 0;
}

-static int map_browser__run(struct map_browser *self, struct newtExitStruct *es)
+static int map_browser__run(struct map_browser *self)
{
+ int key;
+
if (ui_browser__show(&self->b, self->map->dso->long_name,
"Press <- or ESC to exit, %s / to search",
verbose ? "" : "restart with -v to use") < 0)
return -1;

newtFormAddHotKey(self->b.form, NEWT_KEY_LEFT);
- newtFormAddHotKey(self->b.form, NEWT_KEY_ENTER);
+ newtFormAddHotKey(self->b.form, NEWT_KEY_ESCAPE);
+ newtFormAddHotKey(self->b.form, 'Q');
+ newtFormAddHotKey(self->b.form, 'q');
+ newtFormAddHotKey(self->b.form, CTRL('c'));
if (verbose)
newtFormAddHotKey(self->b.form, '/');

while (1) {
- ui_browser__run(&self->b, es);
+ key = ui_browser__run(&self->b);

- if (es->reason != NEWT_EXIT_HOTKEY)
- break;
- if (verbose && es->u.key == '/')
+ if (verbose && key == '/')
map_browser__search(self);
else
break;
}

ui_browser__hide(&self->b);
- return 0;
+ return key;
}

int map__browse(struct map *self)
@@ -136,7 +139,6 @@ int map__browse(struct map *self)
},
.map = self,
};
- struct newtExitStruct es;
struct rb_node *nd;
char tmp[BITS_PER_LONG / 4];
u64 maxaddr = 0;
@@ -157,5 +159,5 @@ int map__browse(struct map *self)

mb.addrlen = snprintf(tmp, sizeof(tmp), "%llx", maxaddr);
mb.b.width += mb.addrlen * 2 + 4 + mb.namelen;
- return map_browser__run(&mb, &es);
+ return map_browser__run(&mb);
}
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index f380fed..7562707 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -266,19 +266,6 @@ bool strglobmatch(const char *str, const char *pat);
bool strlazymatch(const char *str, const char *pat);
unsigned long convert_unit(unsigned long value, char *unit);

-#ifndef ESC
-#define ESC 27
-#endif
-
-static inline bool is_exit_key(int key)
-{
- char up;
- if (key == CTRL('c') || key == ESC)
- return true;
- up = toupper(key);
- return up == 'Q';
-}
-
#define _STR(x) #x
#define STR(x) _STR(x)

--
1.6.2.5

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Prev: the right way to use gpiolib hooks to automate power management?
Next: [tip:x86/cleanups] x86, cleanup: Remove obsolete boot_cpu_id variable