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Handle SIGINT/SIGTERM properly

This commit is contained in:
Přemysl Eric Janouch 2015-02-27 22:39:10 +01:00
parent 10240c716a
commit 7db828f62b
1 changed files with 24 additions and 10 deletions
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32
src/sdtui.c
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@ -26,6 +26,7 @@
#include <string.h>
#include <glib.h>
#include <glib-unix.h>
#include <gio/gio.h>
#include <pango/pango.h>
#include <glib/gi18n.h>
@ -1213,6 +1214,9 @@ install_winch_handler (void)
{
struct sigaction act, oldact;
if (pipe (g_winch_pipe) == -1)
abort ();
act.sa_handler = winch_handler;
act.sa_flags = SA_RESTART;
sigemptyset (&act.sa_mask);
@ -1272,13 +1276,18 @@ static gboolean
process_winch_input (GIOChannel *source,
G_GNUC_UNUSED GIOCondition condition, gpointer data)
{
Application *app = data;
char c;
(void) read (g_io_channel_unix_get_fd (source), &c, 1);
update_curses_terminal_size ();
app_process_resize (app);
app_process_resize (data);
return TRUE;
}
static gboolean
on_terminated (gpointer user_data)
{
app_quit (user_data);
return TRUE;
}
@ -1448,20 +1457,25 @@ G_GNUC_END_IGNORE_DEPRECATIONS
if (!initscr () || nonl () == ERR)
abort ();
// TODO: catch SIGINT and SIGTERM as well
if (pipe (g_winch_pipe) == -1)
abort ();
install_winch_handler ();
app_redraw (&app);
// Message loop.
g_io_add_watch (g_io_channel_unix_new (STDIN_FILENO),
// Message loop
guint watch_term = g_unix_signal_add (SIGTERM, on_terminated, &app);
guint watch_int = g_unix_signal_add (SIGINT, on_terminated, &app);
guint watch_stdin = g_io_add_watch (g_io_channel_unix_new (STDIN_FILENO),
G_IO_IN, process_stdin_input, &app);
g_io_add_watch (g_io_channel_unix_new (g_winch_pipe[0]),
guint watch_winch = g_io_add_watch (g_io_channel_unix_new (g_winch_pipe[0]),
G_IO_IN, process_winch_input, &app);
app_run (&app);
g_source_remove (watch_term);
g_source_remove (watch_int);
g_source_remove (watch_stdin);
g_source_remove (watch_winch);
endwin ();
app_destroy (&app);