save commit

minishell-codex/src/core/signals.c

@@ -0,0 +1,46 @@
+#include "minishell.h"
+
+int g_signal = 0;
+
+static void sigint_handler(int sig)
+{
+	g_signal = sig;
+	write(STDOUT_FILENO, "\n", 1);
+	rl_on_new_line();
+	rl_replace_line("", 0);
+	rl_redisplay();
+}
+
+static void sigquit_handler(int sig)
+{
+	g_signal = sig;
+	(void)sig;
+}
+
+void ms_setup_signals(t_shell *sh)
+{
+	struct sigaction sa_int;
+	struct sigaction sa_quit;
+
+	(void)sh;
+	memset(&sa_int, 0, sizeof(sa_int));
+	memset(&sa_quit, 0, sizeof(sa_quit));
+	sa_int.sa_handler = sigint_handler;
+	sa_quit.sa_handler = sigquit_handler;
+	sigemptyset(&sa_int.sa_mask);
+	sigemptyset(&sa_quit.sa_mask);
+	sigaction(SIGINT, &sa_int, NULL);
+	sigaction(SIGQUIT, &sa_quit, NULL);
+}
+
+void ms_set_child_signals(void)
+{
+	signal(SIGINT, SIG_DFL);
+	signal(SIGQUIT, SIG_DFL);
+}
+
+void ms_set_heredoc_signals(void)
+{
+	signal(SIGINT, SIG_DFL);
+	signal(SIGQUIT, SIG_IGN);
+}