lkml.org 
[lkml]   [2011]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 06/11] perf ui: Reimplement the popup windows using libslang
Date
From: Arnaldo Carvalho de Melo <acme@redhat.com>

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-vtxnmz1t1807ykprapnk9njl@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/annotate.c | 9 ++-
tools/perf/util/debug.h | 1 +
tools/perf/util/ui/browsers/annotate.c | 14 +---
tools/perf/util/ui/setup.c | 8 +-
tools/perf/util/ui/util.c | 110 +++++++++++++++++--------------
tools/perf/util/ui/util.h | 2 +
6 files changed, 77 insertions(+), 67 deletions(-)
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index bc8f477..119e996 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -310,9 +310,12 @@ fallback:
}
err = -ENOENT;
dso->annotate_warned = 1;
- pr_err("Can't annotate %s: No vmlinux file%s was found in the "
- "path.\nPlease use 'perf buildid-cache -av vmlinux' or "
- "--vmlinux vmlinux.\n",
+ pr_err("Can't annotate %s:\n\n"
+ "No vmlinux file%s\nwas found in the path.\n\n"
+ "Please use:\n\n"
+ " perf buildid-cache -av vmlinux\n\n"
+ "or:\n\n"
+ " --vmlinux vmlinux",
sym->name, build_id_msg ?: "");
goto out_free_filename;
}
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index 510adac..9c59b95 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -29,5 +29,6 @@ int ui_helpline__show_help(const char *format, va_list ap);

void ui__warning(const char *format, ...) __attribute__((format(printf, 1, 2)));
void ui__warning_paranoid(void);
+void ui__error(const char *format, ...) __attribute__((format(printf, 1, 2)));

#endif /* __PERF_DEBUG_H */
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
index 4e0cb7f..0575905 100644
--- a/tools/perf/util/ui/browsers/annotate.c
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -1,6 +1,9 @@
+#include "../../util.h"
#include "../browser.h"
#include "../helpline.h"
#include "../libslang.h"
+#include "../ui.h"
+#include "../util.h"
#include "../../annotate.h"
#include "../../hist.h"
#include "../../sort.h"
@@ -8,15 +11,6 @@
#include <pthread.h>
#include <newt.h>

-static void ui__error_window(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- newtWinMessagev((char *)"Error", (char *)"Ok", (char *)fmt, ap);
- va_end(ap);
-}
-
struct annotate_browser {
struct ui_browser b;
struct rb_root entries;
@@ -400,7 +394,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
return -1;

if (symbol__annotate(sym, map, sizeof(struct objdump_line_rb_node)) < 0) {
- ui__error_window(ui_helpline__last_msg);
+ ui__error("%s", ui_helpline__last_msg);
return -1;
}

diff --git a/tools/perf/util/ui/setup.c b/tools/perf/util/ui/setup.c
index c4e025f..85a69fa 100644
--- a/tools/perf/util/ui/setup.c
+++ b/tools/perf/util/ui/setup.c
@@ -146,10 +146,10 @@ void setup_browser(bool fallback_to_pager)
void exit_browser(bool wait_for_ok)
{
if (use_browser > 0) {
- if (wait_for_ok) {
- char title[] = "Fatal Error", ok[] = "Ok";
- newtWinMessage(title, ok, ui_helpline__last_msg);
- }
+ if (wait_for_ok)
+ ui__question_window("Fatal Error",
+ ui_helpline__last_msg,
+ "Press any key...", 0);
ui__exit();
}
}
diff --git a/tools/perf/util/ui/util.c b/tools/perf/util/ui/util.c
index 37e6fe0..ef9b793 100644
--- a/tools/perf/util/ui/util.c
+++ b/tools/perf/util/ui/util.c
@@ -1,6 +1,5 @@
-#include <newt.h>
+#include "../util.h"
#include <signal.h>
-#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <sys/ttydefaults.h>
@@ -12,6 +11,7 @@
#include "helpline.h"
#include "ui.h"
#include "util.h"
+#include "libslang.h"

static void ui_browser__argv_write(struct ui_browser *browser,
void *entry, int row)
@@ -56,23 +56,6 @@ static int popup_menu__run(struct ui_browser *menu)
return key;
}

-static void newt_form__set_exit_keys(newtComponent self)
-{
- newtFormAddHotKey(self, NEWT_KEY_LEFT);
- newtFormAddHotKey(self, NEWT_KEY_ESCAPE);
- newtFormAddHotKey(self, 'Q');
- newtFormAddHotKey(self, 'q');
- newtFormAddHotKey(self, CTRL('c'));
-}
-
-static newtComponent newt_form__new(void)
-{
- newtComponent self = newtForm(NULL, NULL, 0);
- if (self)
- newt_form__set_exit_keys(self);
- return self;
-}
-
int ui__popup_menu(int argc, char * const argv[])
{
struct ui_browser menu = {
@@ -86,17 +69,13 @@ int ui__popup_menu(int argc, char * const argv[])
return popup_menu__run(&menu);
}

-int ui__help_window(const char *text)
+int ui__question_window(const char *title, const char *text,
+ const char *exit_msg, int delay_secs)
{
- struct newtExitStruct es;
- newtComponent tb, form = newt_form__new();
- int rc = -1;
+ int x, y;
int max_len = 0, nr_lines = 0;
const char *t;

- if (form == NULL)
- return -1;
-
t = text;
while (1) {
const char *sep = strchr(t, '\n');
@@ -113,28 +92,56 @@ int ui__help_window(const char *text)
t = sep + 1;
}

- tb = newtTextbox(0, 0, max_len, nr_lines, 0);
- if (tb == NULL)
- goto out_destroy_form;
-
- newtTextboxSetText(tb, text);
- newtFormAddComponent(form, tb);
- newtCenteredWindow(max_len, nr_lines, NULL);
- newtFormRun(form, &es);
- newtPopWindow();
- rc = 0;
-out_destroy_form:
- newtFormDestroy(form);
- return rc;
+ max_len += 2;
+ nr_lines += 4;
+ y = SLtt_Screen_Rows / 2 - nr_lines / 2,
+ x = SLtt_Screen_Cols / 2 - max_len / 2;
+
+ SLsmg_set_color(0);
+ SLsmg_draw_box(y, x++, nr_lines, max_len);
+ if (title) {
+ SLsmg_gotorc(y, x + 1);
+ SLsmg_write_string((char *)title);
+ }
+ SLsmg_gotorc(++y, x);
+ nr_lines -= 2;
+ max_len -= 2;
+ SLsmg_write_wrapped_string((unsigned char *)text, y, x,
+ nr_lines, max_len, 1);
+ SLsmg_gotorc(y + nr_lines - 2, x);
+ SLsmg_write_nstring((char *)" ", max_len);
+ SLsmg_gotorc(y + nr_lines - 1, x);
+ SLsmg_write_nstring((char *)exit_msg, max_len);
+ SLsmg_refresh();
+ return ui__getch(delay_secs);
}

-static const char yes[] = "Yes", no[] = "No",
- warning_str[] = "Warning!", ok[] = "Ok";
+int ui__help_window(const char *text)
+{
+ return ui__question_window("Help", text, "Press any key...", 0);
+}

bool ui__dialog_yesno(const char *msg)
{
- /* newtWinChoice should really be accepting const char pointers... */
- return newtWinChoice(NULL, (char *)yes, (char *)no, (char *)msg) == 1;
+ int answer = ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0);
+
+ return answer == K_ENTER;
+}
+
+static void __ui__warning(const char *title, const char *format, va_list args)
+{
+ char *s;
+
+ if (use_browser > 0 && vasprintf(&s, format, args) > 0) {
+ pthread_mutex_lock(&ui__lock);
+ ui__question_window(title, s, "Press any key...", 0);
+ pthread_mutex_unlock(&ui__lock);
+ free(s);
+ return;
+ }
+
+ fprintf(stderr, "%s:\n", title);
+ vfprintf(stderr, format, args);
}

void ui__warning(const char *format, ...)
@@ -142,12 +149,15 @@ void ui__warning(const char *format, ...)
va_list args;

va_start(args, format);
- if (use_browser > 0) {
- pthread_mutex_lock(&ui__lock);
- newtWinMessagev((char *)warning_str, (char *)ok,
- (char *)format, args);
- pthread_mutex_unlock(&ui__lock);
- } else
- vfprintf(stderr, format, args);
+ __ui__warning("Warning", format, args);
+ va_end(args);
+}
+
+void ui__error(const char *format, ...)
+{
+ va_list args;
+
+ va_start(args, format);
+ __ui__warning("Error", format, args);
va_end(args);
}
diff --git a/tools/perf/util/ui/util.h b/tools/perf/util/ui/util.h
index e53c3d3..9a25538 100644
--- a/tools/perf/util/ui/util.h
+++ b/tools/perf/util/ui/util.h
@@ -7,5 +7,7 @@ int ui__getch(int delay_secs);
int ui__popup_menu(int argc, char * const argv[]);
int ui__help_window(const char *text);
bool ui__dialog_yesno(const char *msg);
+int ui__question_window(const char *title, const char *text,
+ const char *exit_msg, int delay_secs);

#endif /* _PERF_UI_UTIL_H_ */
--
1.6.2.5


\
 
 \ /
  Last update: 2011-10-26 19:51    [from the cache]
©2003-2011 Jasper Spaans