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Fix for suspending consol version #289

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Merged
chrisws merged 3 commits into from
Aug 11, 2026
Merged

Fix for suspending consol version #289

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860e6f3
CONSOLE: Fix continue after CTRL+Z
Joe7M Aug 8, 2026
8601361
Merge remote-tracking branch 'refs/remotes/origin/master'
Joe7M Aug 8, 2026
fd27f73
CONSOLE: Fix continue after CTRL+Z
Joe7M Aug 8, 2026
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34 changes: 23 additions & 11 deletions src/platform/console/device.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -132,13 +132,24 @@ void console_init() {

#if USE_TERM_IO
struct winsize consoleSize;
struct termios original_termios;
struct termios raw_termios, original_termios;

/**
* @brief Handler for Ctrl+C
* @brief Handler for:
* - Ctrl+C
* - Switch back from suspended by Ctrl+Z
*/
void handle_signal(int sig) {
brun_break();
switch (sig) {
case SIGCONT:
tcsetattr(STDIN_FILENO, TCSANOW, &raw_termios);
break;
case SIGINT:
case SIGTERM:
case SIGHUP:
brun_break();
break;
}
}

/**
Expand All @@ -149,7 +160,7 @@ void terminal_init(void) {
tcgetattr(STDIN_FILENO, &original_termios);

// 2. Copy them for restoration later
struct termios raw = original_termios;
raw_termios = original_termios;

// 3. Modify settings:
// Disable canonical mode (ICANON)
Expand All @@ -161,25 +172,26 @@ void terminal_init(void) {
// Disable parity checking (INPCK)
// Disable stripping of 8th bit of each input (ISTRIP)
// Set character size to 8 bit (CS8)
raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
raw.c_cflag |= (CS8);
raw.c_lflag &= ~(ECHO | ICANON | IEXTEN);
raw_termios.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
raw_termios.c_cflag |= (CS8);
raw_termios.c_lflag &= ~(ECHO | ICANON | IEXTEN);

// 4. Set timeout and minimum number of bytes for read()
raw.c_cc[VMIN] = 0;
raw.c_cc[VTIME] = 0;
raw_termios.c_cc[VMIN] = 0;
raw_termios.c_cc[VTIME] = 0;

// 5. Apply the new settings
tcsetattr(STDIN_FILENO, TCSANOW, &raw);
tcsetattr(STDIN_FILENO, TCSANOW, &raw_termios);

// 6. Register signal handlers
struct sigaction sa = {0};
sa.sa_handler = handle_signal;
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_RESETHAND;
sa.sa_flags = 0;
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGHUP, &sa, NULL);
sigaction(SIGCONT, &sa, NULL);
}

void terminal_getSize(int *x, int *y) {
Expand Down