diff options
author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-10-26 18:04:37 +0400 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-10-26 19:15:07 +0400 |
commit | 4610e4137b5fb93042a248928a2c0049ef7d4190 (patch) | |
tree | 163cd2366d5870a67619aa4774cfc04cf7a97d6f /tools/perf | |
parent | 0458122db0a2ebd1d3779469cb6184d8b195be09 (diff) | |
download | linux-4610e4137b5fb93042a248928a2c0049ef7d4190.tar.xz |
perf ui browser: Handle K_RESIZE in dialog windows
Just provide wrappers for things like ui__warning, ui__dialog_yesno and
if they return K_RESIZE, refresh dimensions, redraw the entries, etc.
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-3ih7hyk9weryxaxb501sfq4u@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r-- | tools/perf/util/debug.c | 7 | ||||
-rw-r--r-- | tools/perf/util/debug.h | 6 | ||||
-rw-r--r-- | tools/perf/util/ui/browser.c | 40 | ||||
-rw-r--r-- | tools/perf/util/ui/browser.h | 5 | ||||
-rw-r--r-- | tools/perf/util/ui/browsers/hists.c | 22 | ||||
-rw-r--r-- | tools/perf/util/ui/helpline.c | 6 | ||||
-rw-r--r-- | tools/perf/util/ui/helpline.h | 2 | ||||
-rw-r--r-- | tools/perf/util/ui/util.c | 27 | ||||
-rw-r--r-- | tools/perf/util/ui/util.h | 5 |
9 files changed, 94 insertions, 26 deletions
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index 55634038af6b..26817daa2961 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -47,19 +47,20 @@ int dump_printf(const char *fmt, ...) } #ifdef NO_NEWT_SUPPORT -void ui__warning(const char *format, ...) +int ui__warning(const char *format, ...) { va_list args; va_start(args, format); vfprintf(stderr, format, args); va_end(args); + return 0; } #endif -void ui__error_paranoid(void) +int ui__error_paranoid(void) { - ui__error("Permission error - are you root?\n" + return ui__error("Permission error - are you root?\n" "Consider tweaking /proc/sys/kernel/perf_event_paranoid:\n" " -1 - Not paranoid at all\n" " 0 - Disallow raw tracepoint access for unpriv\n" diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h index 16cc75227d2b..f2ce88d04f54 100644 --- a/tools/perf/util/debug.h +++ b/tools/perf/util/debug.h @@ -27,10 +27,10 @@ static inline void ui_progress__update(u64 curr __used, u64 total __used, extern char ui_helpline__last_msg[]; int ui_helpline__show_help(const char *format, va_list ap); #include "ui/progress.h" -void ui__error(const char *format, ...) __attribute__((format(printf, 1, 2))); +int ui__error(const char *format, ...) __attribute__((format(printf, 1, 2))); #endif -void ui__warning(const char *format, ...) __attribute__((format(printf, 1, 2))); -void ui__error_paranoid(void); +int ui__warning(const char *format, ...) __attribute__((format(printf, 1, 2))); +int ui__error_paranoid(void); #endif /* __PERF_DEBUG_H */ diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c index 8607efa13564..d2051be04f12 100644 --- a/tools/perf/util/ui/browser.c +++ b/tools/perf/util/ui/browser.c @@ -169,6 +169,46 @@ void ui_browser__refresh_dimensions(struct ui_browser *self) self->x = 0; } +void ui_browser__handle_resize(struct ui_browser *browser) +{ + ui__refresh_dimensions(false); + ui_browser__show(browser, browser->title, ui_helpline__current); + ui_browser__refresh(browser); +} + +int ui_browser__warning(struct ui_browser *browser, const char *format, ...) +{ + va_list args; + int key; + + va_start(args, format); + while ((key = __ui__warning("Warning!", format, args)) == K_RESIZE) + ui_browser__handle_resize(browser); + va_end(args); + + return key; +} + +int ui_browser__help_window(struct ui_browser *browser, const char *text) +{ + int key; + + while ((key = ui__help_window(text)) == K_RESIZE) + ui_browser__handle_resize(browser); + + return key; +} + +bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text) +{ + int key; + + while ((key = ui__dialog_yesno(text)) == K_RESIZE) + ui_browser__handle_resize(browser); + + return key == K_ENTER || toupper(key) == 'Y'; +} + void ui_browser__reset_index(struct ui_browser *self) { self->index = self->top_idx = 0; diff --git a/tools/perf/util/ui/browser.h b/tools/perf/util/ui/browser.h index 81a8d2afaa9b..fb1c59883e6a 100644 --- a/tools/perf/util/ui/browser.h +++ b/tools/perf/util/ui/browser.h @@ -43,6 +43,11 @@ void ui_browser__hide(struct ui_browser *self); int ui_browser__refresh(struct ui_browser *self); int ui_browser__run(struct ui_browser *browser, int delay_secs); void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries); +void ui_browser__handle_resize(struct ui_browser *browser); + +int ui_browser__warning(struct ui_browser *browser, const char *format, ...); +int ui_browser__help_window(struct ui_browser *browser, const char *text); +bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text); void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence); unsigned int ui_browser__argv_refresh(struct ui_browser *browser); diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c index 44210d471719..b8733c0770cd 100644 --- a/tools/perf/util/ui/browsers/hists.c +++ b/tools/perf/util/ui/browsers/hists.c @@ -17,6 +17,7 @@ #include "../browser.h" #include "../helpline.h" #include "../util.h" +#include "../ui.h" #include "map.h" struct hist_browser { @@ -882,7 +883,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, goto out_free_stack; case 'a': if (!browser->has_symbols) { - ui__warning( + ui_browser__warning(&browser->b, "Annotation is only available for symbolic views, " "include \"sym\" in --sort to use it."); continue; @@ -900,7 +901,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, case K_F1: case 'h': case '?': - ui__help_window("h/?/F1 Show this window\n" + ui_browser__help_window(&browser->b, + "h/?/F1 Show this window\n" "UP/DOWN/PGUP\n" "PGDN/SPACE Navigate\n" "q/ESC/CTRL+C Exit browser\n\n" @@ -939,7 +941,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, } case K_ESC: if (!left_exits && - !ui__dialog_yesno("Do you really want to exit?")) + !ui_browser__dialog_yesno(&browser->b, + "Do you really want to exit?")) continue; /* Fall thru */ case 'q': @@ -992,6 +995,7 @@ add_exit_option: if (choice == annotate) { struct hist_entry *he; + int err; do_annotate: he = hist_browser__selected_entry(browser); if (he == NULL) @@ -1000,10 +1004,12 @@ do_annotate: * Don't let this be freed, say, by hists__decay_entry. */ he->used = true; - hist_entry__tui_annotate(he, evsel->idx, nr_events, - timer, arg, delay_secs); + err = hist_entry__tui_annotate(he, evsel->idx, nr_events, + timer, arg, delay_secs); he->used = false; ui_browser__update_nr_entries(&browser->b, browser->hists->nr_entries); + if (err) + ui_browser__handle_resize(&browser->b); } else if (choice == browse_map) map__browse(browser->selection->map); else if (choice == zoom_dso) { @@ -1132,7 +1138,8 @@ browse_hists: pos = list_entry(pos->node.prev, struct perf_evsel, node); goto browse_hists; case K_ESC: - if (!ui__dialog_yesno("Do you really want to exit?")) + if (!ui_browser__dialog_yesno(&menu->b, + "Do you really want to exit?")) continue; /* Fall thru */ case 'q': @@ -1144,7 +1151,8 @@ browse_hists: case K_LEFT: continue; case K_ESC: - if (!ui__dialog_yesno("Do you really want to exit?")) + if (!ui_browser__dialog_yesno(&menu->b, + "Do you really want to exit?")) continue; /* Fall thru */ case 'q': diff --git a/tools/perf/util/ui/helpline.c b/tools/perf/util/ui/helpline.c index 600243d766c0..6ef3c5691762 100644 --- a/tools/perf/util/ui/helpline.c +++ b/tools/perf/util/ui/helpline.c @@ -1,6 +1,7 @@ #define _GNU_SOURCE #include <stdio.h> #include <stdlib.h> +#include <string.h> #include "../debug.h" #include "helpline.h" @@ -11,12 +12,17 @@ void ui_helpline__pop(void) { } +char ui_helpline__current[512]; + void ui_helpline__push(const char *msg) { + const size_t sz = sizeof(ui_helpline__current); + SLsmg_gotorc(SLtt_Screen_Rows - 1, 0); SLsmg_set_color(0); SLsmg_write_nstring((char *)msg, SLtt_Screen_Cols); SLsmg_refresh(); + strncpy(ui_helpline__current, msg, sz)[sz - 1] = '\0'; } void ui_helpline__vpush(const char *fmt, va_list ap) diff --git a/tools/perf/util/ui/helpline.h b/tools/perf/util/ui/helpline.h index fdcbc0270acd..7bab6b34e35e 100644 --- a/tools/perf/util/ui/helpline.h +++ b/tools/perf/util/ui/helpline.h @@ -11,4 +11,6 @@ void ui_helpline__vpush(const char *fmt, va_list ap); void ui_helpline__fpush(const char *fmt, ...); void ui_helpline__puts(const char *msg); +extern char ui_helpline__current[]; + #endif /* _PERF_UI_HELPLINE_H_ */ diff --git a/tools/perf/util/ui/util.c b/tools/perf/util/ui/util.c index ef9b79332fe8..45daa7c41dad 100644 --- a/tools/perf/util/ui/util.c +++ b/tools/perf/util/ui/util.c @@ -121,43 +121,48 @@ int ui__help_window(const char *text) return ui__question_window("Help", text, "Press any key...", 0); } -bool ui__dialog_yesno(const char *msg) +int ui__dialog_yesno(const char *msg) { - int answer = ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0); - - return answer == K_ENTER; + return ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0); } -static void __ui__warning(const char *title, const char *format, va_list args) +int __ui__warning(const char *title, const char *format, va_list args) { char *s; if (use_browser > 0 && vasprintf(&s, format, args) > 0) { + int key; + pthread_mutex_lock(&ui__lock); - ui__question_window(title, s, "Press any key...", 0); + key = ui__question_window(title, s, "Press any key...", 0); pthread_mutex_unlock(&ui__lock); free(s); - return; + return key; } fprintf(stderr, "%s:\n", title); vfprintf(stderr, format, args); + return K_ESC; } -void ui__warning(const char *format, ...) +int ui__warning(const char *format, ...) { + int key; va_list args; va_start(args, format); - __ui__warning("Warning", format, args); + key = __ui__warning("Warning", format, args); va_end(args); + return key; } -void ui__error(const char *format, ...) +int ui__error(const char *format, ...) { + int key; va_list args; va_start(args, format); - __ui__warning("Error", format, args); + key = __ui__warning("Error", format, args); va_end(args); + return key; } diff --git a/tools/perf/util/ui/util.h b/tools/perf/util/ui/util.h index 9a25538d4735..2d1738bd71c8 100644 --- a/tools/perf/util/ui/util.h +++ b/tools/perf/util/ui/util.h @@ -1,13 +1,14 @@ #ifndef _PERF_UI_UTIL_H_ #define _PERF_UI_UTIL_H_ 1 -#include <stdbool.h> +#include <stdarg.h> 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__dialog_yesno(const char *msg); int ui__question_window(const char *title, const char *text, const char *exit_msg, int delay_secs); +int __ui__warning(const char *title, const char *format, va_list args); #endif /* _PERF_UI_UTIL_H_ */ |