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Cleanup terminal on ctrl-c

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This commit is contained in:
Toby Jaffey 2025-12-09 09:49:30 +00:00
parent 37a178aad7
commit 941cd141f4
1 changed files with 8 additions and 0 deletions
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8
host/host.c
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@ -5,6 +5,7 @@
#include <sys/time.h> #include <sys/time.h>
#include <unistd.h> #include <unistd.h>
#include <termios.h> #include <termios.h>
#include <signal.h>
#include "uvm32.h" #include "uvm32.h"
#include "../common/uvm32_common_custom.h" #include "../common/uvm32_common_custom.h"
@ -40,9 +41,15 @@ void disableRawMode(void) {
fflush(stdout); fflush(stdout);
} }
void cleanexit(int sig) {
disableRawMode();
exit(0);
}
void enableRawMode(void) { void enableRawMode(void) {
tcgetattr(STDIN_FILENO, &orig_termios); tcgetattr(STDIN_FILENO, &orig_termios);
atexit(disableRawMode); atexit(disableRawMode);
sigset(SIGINT, cleanexit);
struct termios raw = orig_termios; struct termios raw = orig_termios;
raw.c_lflag &= ~(ECHO | ICANON | IEXTEN); raw.c_lflag &= ~(ECHO | ICANON | IEXTEN);
raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON); raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
@ -116,6 +123,7 @@ bool poll_getch(uint8_t* c) {
if (len) { if (len) {
if (*c == 0x03 || *c == 0x04) { // ctrl-c ctrl-d if (*c == 0x03 || *c == 0x04) { // ctrl-c ctrl-d
disableRawMode();
exit(0); exit(0);
} }
if (*c == 0x0d) { if (*c == 0x0d) {