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Subject[PATCH 6/7] perf ui: Add gtk2 support into setup_browser()
Date
Now setup_browser can handle gtk2 front-end so split the
TUI code to ui/tui/setup.c in order to remove dependency.
To this end, make ui__init/exit global symbols and take
an argument. Also split gtk code to ui/gtk/setup.c.

Acked-by: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
---
tools/perf/Makefile | 6 ++
tools/perf/builtin-report.c | 10 +--
tools/perf/ui/gtk/browser.c | 10 ---
tools/perf/ui/gtk/setup.c | 12 +++
tools/perf/ui/setup.c | 167 ++++++-------------------------------------
tools/perf/ui/tui/setup.c | 140 ++++++++++++++++++++++++++++++++++++
tools/perf/util/cache.h | 23 +++++--
7 files changed, 202 insertions(+), 166 deletions(-)
create mode 100644 tools/perf/ui/gtk/setup.c
create mode 100644 tools/perf/ui/tui/setup.c
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index c8e71f073c6f..3374ed990ea3 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -498,6 +498,7 @@ else
LIB_OBJS += $(OUTPUT)ui/helpline.o
LIB_OBJS += $(OUTPUT)ui/progress.o
LIB_OBJS += $(OUTPUT)ui/util.o
+ LIB_OBJS += $(OUTPUT)ui/tui/setup.o
LIB_H += ui/browser.h
LIB_H += ui/browsers/map.h
LIB_H += ui/helpline.h
@@ -520,6 +521,11 @@ else
BASIC_CFLAGS += $(shell pkg-config --cflags gtk+-2.0)
EXTLIBS += $(shell pkg-config --libs gtk+-2.0)
LIB_OBJS += $(OUTPUT)ui/gtk/browser.o
+ LIB_OBJS += $(OUTPUT)ui/gtk/setup.o
+ # Make sure that it'd be included only once.
+ ifneq ($(findstring -DNO_NEWT_SUPPORT,$(BASIC_CFLAGS)),)
+ LIB_OBJS += $(OUTPUT)ui/setup.o
+ endif
endif
endif

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 38a05fee017a..fc39473f8588 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -673,14 +673,10 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)

}

- if (strcmp(report.input_name, "-") != 0) {
- if (report.use_gtk)
- perf_gtk__setup_browser(true);
- else
- setup_browser(true);
- } else {
+ if (strcmp(report.input_name, "-") != 0)
+ setup_browser(true);
+ else
use_browser = 0;
- }

/*
* Only in the newt browser we are doing integrated annotation,
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index 1a7c8bec407e..0acd0c53e7a5 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -9,16 +9,6 @@

#define MAX_COLUMNS 32

-void perf_gtk__setup_browser(bool fallback_to_pager __used)
-{
- gtk_init(NULL, NULL);
-}
-
-void perf_gtk__exit_browser(bool wait_for_ok __used)
-{
- gtk_main_quit();
-}
-
static void perf_gtk__signal(int sig)
{
psignal(sig, "perf");
diff --git a/tools/perf/ui/gtk/setup.c b/tools/perf/ui/gtk/setup.c
new file mode 100644
index 000000000000..8c3b573e863d
--- /dev/null
+++ b/tools/perf/ui/gtk/setup.c
@@ -0,0 +1,12 @@
+#include "gtk.h"
+#include "../../util/cache.h"
+
+void perf_gtk__init(bool fallback_to_pager __used)
+{
+ gtk_init(NULL, NULL);
+}
+
+void perf_gtk__exit(bool wait_for_ok __used)
+{
+ gtk_main_quit();
+}
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c
index 9947ec0f7fd1..8a2b13378f26 100644
--- a/tools/perf/ui/setup.c
+++ b/tools/perf/ui/setup.c
@@ -1,161 +1,40 @@
-#include <newt.h>
-#include <signal.h>
-#include <stdbool.h>
-
#include "../util/cache.h"
#include "../util/debug.h"
-#include "browser.h"
-#include "helpline.h"
-#include "ui.h"
-#include "util.h"
-#include "libslang.h"
-#include "keysyms.h"
-
-pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
-
-static volatile int ui__need_resize;
-
-void ui__refresh_dimensions(bool force)
-{
- if (force || ui__need_resize) {
- ui__need_resize = 0;
- pthread_mutex_lock(&ui__lock);
- SLtt_get_screen_size();
- SLsmg_reinit_smg();
- pthread_mutex_unlock(&ui__lock);
- }
-}
-
-static void ui__sigwinch(int sig __used)
-{
- ui__need_resize = 1;
-}
-
-static void ui__setup_sigwinch(void)
-{
- static bool done;
-
- if (done)
- return;
-
- done = true;
- pthread__unblock_sigwinch();
- signal(SIGWINCH, ui__sigwinch);
-}
-
-int ui__getch(int delay_secs)
-{
- struct timeval timeout, *ptimeout = delay_secs ? &timeout : NULL;
- fd_set read_set;
- int err, key;
-
- ui__setup_sigwinch();
-
- FD_ZERO(&read_set);
- FD_SET(0, &read_set);
-
- if (delay_secs) {
- timeout.tv_sec = delay_secs;
- timeout.tv_usec = 0;
- }
-
- err = select(1, &read_set, NULL, NULL, ptimeout);
-
- if (err == 0)
- return K_TIMER;
-
- if (err == -1) {
- if (errno == EINTR)
- return K_RESIZE;
- return K_ERROR;
- }

- key = SLang_getkey();
- if (key != K_ESC)
- return key;

- FD_ZERO(&read_set);
- FD_SET(0, &read_set);
- timeout.tv_sec = 0;
- timeout.tv_usec = 20;
- err = select(1, &read_set, NULL, NULL, &timeout);
- if (err == 0)
- return K_ESC;
-
- SLang_ungetkey(key);
- return SLkp_getkey();
-}
-
-static void newt_suspend(void *d __used)
-{
- newtSuspend();
- raise(SIGTSTP);
- newtResume();
-}
-
-static void ui__exit(void);
-
-static void ui__signal(int sig)
-{
- ui__exit();
- psignal(sig, "perf");
- exit(0);
-}
-
-static int ui__init(void)
+void setup_browser(bool fallback_to_pager)
{
- int err;
-
- newtInit();
- err = SLkp_init();
- if (err < 0) {
- pr_err("TUI initialization failed.\n");
- goto out;
- }
-
- SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
-
- newtSetSuspendCallback(newt_suspend, NULL);
- ui_helpline__init();
- ui_browser__init();
+ if (!isatty(1) || dump_trace)
+ use_browser = 0;

- signal(SIGSEGV, ui__signal);
- signal(SIGFPE, ui__signal);
- signal(SIGINT, ui__signal);
- signal(SIGQUIT, ui__signal);
- signal(SIGTERM, ui__signal);
-out:
- return err;
-}
+ switch (use_browser) {
+ case 2:
+ perf_gtk__init(fallback_to_pager);
+ break;

-static void ui__exit(void)
-{
- SLtt_set_cursor_visibility(1);
- SLsmg_refresh();
- SLsmg_reset_smg();
- SLang_reset_tty();
-}
+ case 1:
+ ui__init(fallback_to_pager);
+ break;

-void setup_browser(bool fallback_to_pager)
-{
- if (!isatty(1) || !use_browser || dump_trace) {
- use_browser = 0;
+ default:
if (fallback_to_pager)
setup_pager();
- return;
+ break;
}
-
- use_browser = 1;
- ui__init();
}

void exit_browser(bool wait_for_ok)
{
- if (use_browser > 0) {
- if (wait_for_ok)
- ui__question_window("Fatal Error",
- ui_helpline__last_msg,
- "Press any key...", 0);
- ui__exit();
+ switch (use_browser) {
+ case 2:
+ perf_gtk__exit(wait_for_ok);
+ break;
+
+ case 1:
+ ui__exit(wait_for_ok);
+ break;
+
+ default:
+ break;
}
}
diff --git a/tools/perf/ui/tui/setup.c b/tools/perf/ui/tui/setup.c
new file mode 100644
index 000000000000..0194cea2ea0e
--- /dev/null
+++ b/tools/perf/ui/tui/setup.c
@@ -0,0 +1,140 @@
+#include <newt.h>
+#include <signal.h>
+#include <stdbool.h>
+
+#include "../../util/cache.h"
+#include "../../util/debug.h"
+#include "../browser.h"
+#include "../helpline.h"
+#include "../ui.h"
+#include "../util.h"
+#include "../libslang.h"
+#include "../keysyms.h"
+
+pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
+
+static volatile int ui__need_resize;
+
+void ui__refresh_dimensions(bool force)
+{
+ if (force || ui__need_resize) {
+ ui__need_resize = 0;
+ pthread_mutex_lock(&ui__lock);
+ SLtt_get_screen_size();
+ SLsmg_reinit_smg();
+ pthread_mutex_unlock(&ui__lock);
+ }
+}
+
+static void ui__sigwinch(int sig __used)
+{
+ ui__need_resize = 1;
+}
+
+static void ui__setup_sigwinch(void)
+{
+ static bool done;
+
+ if (done)
+ return;
+
+ done = true;
+ pthread__unblock_sigwinch();
+ signal(SIGWINCH, ui__sigwinch);
+}
+
+int ui__getch(int delay_secs)
+{
+ struct timeval timeout, *ptimeout = delay_secs ? &timeout : NULL;
+ fd_set read_set;
+ int err, key;
+
+ ui__setup_sigwinch();
+
+ FD_ZERO(&read_set);
+ FD_SET(0, &read_set);
+
+ if (delay_secs) {
+ timeout.tv_sec = delay_secs;
+ timeout.tv_usec = 0;
+ }
+
+ err = select(1, &read_set, NULL, NULL, ptimeout);
+
+ if (err == 0)
+ return K_TIMER;
+
+ if (err == -1) {
+ if (errno == EINTR)
+ return K_RESIZE;
+ return K_ERROR;
+ }
+
+ key = SLang_getkey();
+ if (key != K_ESC)
+ return key;
+
+ FD_ZERO(&read_set);
+ FD_SET(0, &read_set);
+ timeout.tv_sec = 0;
+ timeout.tv_usec = 20;
+ err = select(1, &read_set, NULL, NULL, &timeout);
+ if (err == 0)
+ return K_ESC;
+
+ SLang_ungetkey(key);
+ return SLkp_getkey();
+}
+
+static void newt_suspend(void *d __used)
+{
+ newtSuspend();
+ raise(SIGTSTP);
+ newtResume();
+}
+
+static void ui__signal(int sig)
+{
+ ui__exit(false);
+ psignal(sig, "perf");
+ exit(0);
+}
+
+int ui__init(bool fallback_to_pager __used)
+{
+ int err;
+
+ newtInit();
+ err = SLkp_init();
+ if (err < 0) {
+ pr_err("TUI initialization failed.\n");
+ goto out;
+ }
+
+ SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
+
+ newtSetSuspendCallback(newt_suspend, NULL);
+ ui_helpline__init();
+ ui_browser__init();
+
+ signal(SIGSEGV, ui__signal);
+ signal(SIGFPE, ui__signal);
+ signal(SIGINT, ui__signal);
+ signal(SIGQUIT, ui__signal);
+ signal(SIGTERM, ui__signal);
+out:
+ return err;
+}
+
+void ui__exit(bool wait_for_ok)
+{
+ if (wait_for_ok)
+ ui__question_window("Fatal Error",
+ ui_helpline__last_msg,
+ "Press any key...", 0);
+
+ SLtt_set_cursor_visibility(1);
+ SLsmg_refresh();
+ SLsmg_reset_smg();
+ SLang_reset_tty();
+}
diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h
index 3428b777396d..761d4e998101 100644
--- a/tools/perf/util/cache.h
+++ b/tools/perf/util/cache.h
@@ -33,7 +33,7 @@ extern int pager_use_color;

extern int use_browser;

-#ifdef NO_NEWT_SUPPORT
+#if defined(NO_NEWT_SUPPORT) && defined(NO_GTK2_SUPPORT)
static inline void setup_browser(bool fallback_to_pager)
{
if (fallback_to_pager)
@@ -43,19 +43,32 @@ static inline void exit_browser(bool wait_for_ok __used) {}
#else
void setup_browser(bool fallback_to_pager);
void exit_browser(bool wait_for_ok);
+
+#ifdef NO_NEWT_SUPPORT
+static inline int ui__init(bool fallback_to_pager)
+{
+ if (fallback_to_pager)
+ setup_pager();
+ return 0;
+}
+static inline void ui__exit(bool wait_for_ok __used) {}
+#else
+int ui__init(bool fallback_to_pager);
+void ui__exit(bool wait_for_ok);
#endif

#ifdef NO_GTK2_SUPPORT
-static inline void perf_gtk__setup_browser(bool fallback_to_pager)
+static inline void perf_gtk__init(bool fallback_to_pager)
{
if (fallback_to_pager)
setup_pager();
}
-static inline void perf_gtk__exit_browser(bool wait_for_ok __used) {}
+static inline void perf_gtk__exit(bool wait_for_ok __used) {}
#else
-void perf_gtk__setup_browser(bool fallback_to_pager);
-void perf_gtk__exit_browser(bool wait_for_ok);
+void perf_gtk__init(bool fallback_to_pager);
+void perf_gtk__exit(bool wait_for_ok);
#endif
+#endif /* NO_NEWT_SUPPORT && NO_GTK2_SUPPORT */

char *alias_lookup(const char *alias);
int split_cmdline(char *cmdline, const char ***argv);
--
1.7.7.6


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