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TUI: block signals on suspend #12180

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fix #8075
This commit is contained in:
Kei Kamikawa
2020-04-26 10:22:40 +09:00
committed by Justin M. Keyes
parent 8399f73574
commit cda119055a
2 changed files with 26 additions and 10 deletions
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33
src/nvim/os/signal.c
View File

@ -50,22 +50,13 @@ void signal_init(void)
signal_watcher_init(&main_loop, &shup, NULL);
signal_watcher_init(&main_loop, &squit, NULL);
signal_watcher_init(&main_loop, &sterm, NULL);
#ifdef SIGPIPE
signal_watcher_start(&spipe, on_signal, SIGPIPE);
#endif
signal_watcher_start(&shup, on_signal, SIGHUP);
#ifdef SIGQUIT
signal_watcher_start(&squit, on_signal, SIGQUIT);
#endif
signal_watcher_start(&sterm, on_signal, SIGTERM);
#ifdef SIGPWR
signal_watcher_init(&main_loop, &spwr, NULL);
signal_watcher_start(&spwr, on_signal, SIGPWR);
#endif
#ifdef SIGUSR1
signal_watcher_init(&main_loop, &susr1, NULL);
signal_watcher_start(&susr1, on_signal, SIGUSR1);
#endif
signal_start();
}
void signal_teardown(void)
@ -83,11 +74,33 @@ void signal_teardown(void)
#endif
}
void signal_start(void)
{
#ifdef SIGPIPE
signal_watcher_start(&spipe, on_signal, SIGPIPE);
#endif
signal_watcher_start(&shup, on_signal, SIGHUP);
#ifdef SIGQUIT
signal_watcher_start(&squit, on_signal, SIGQUIT);
#endif
signal_watcher_start(&sterm, on_signal, SIGTERM);
#ifdef SIGPWR
signal_watcher_start(&spwr, on_signal, SIGPWR);
#endif
#ifdef SIGUSR1
signal_watcher_start(&susr1, on_signal, SIGUSR1);
#endif
}
void signal_stop(void)
{
#ifdef SIGPIPE
signal_watcher_stop(&spipe);
#endif
signal_watcher_stop(&shup);
#ifdef SIGQUIT
signal_watcher_stop(&squit);
#endif
signal_watcher_stop(&sterm);
#ifdef SIGPWR
signal_watcher_stop(&spwr);

3
src/nvim/tui/tui.c
View File

@ -31,6 +31,7 @@
#include "nvim/event/signal.h"
#include "nvim/os/input.h"
#include "nvim/os/os.h"
#include "nvim/os/signal.h"
#include "nvim/os/tty.h"
#include "nvim/strings.h"
#include "nvim/syntax.h"
@ -1232,7 +1233,9 @@ static void suspend_event(void **argv)
tui_terminal_stop(ui);
data->cont_received = false;
stream_set_blocking(input_global_fd(), true); // normalize stream (#2598)
signal_stop();
kill(0, SIGTSTP);
signal_start();
while (!data->cont_received) {
// poll the event loop until SIGCONT is received
loop_poll_events(data->loop, -1);