add: ctrl + c and ctrl + \

src/exec/exec.c

@@ -1,10 +1,13 @@
+#include <signal.h>
 #include <sys/wait.h>
 #include <limits.h>
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include "../cmd/cmd.h"
 #include <unistd.h>
+
+#include "../signal/signal.h"
+#include "../cmd/cmd.h"
 #include "../env/env.h"
 #include "../utils/utils.h"
 #include "../../lib/bozolib/bozolib.h"
@@ -30,13 +33,15 @@ int execute(lst** cmds, cmd_t* cmd, lst** env)
 	dup2(cmd->output[0], 1);
 	dup2(cmd->input[0], 0);
 	lst_iter(cmds, &cmd_close);
+	signal(SIGINT, SIG_DFL);
+	signal(SIGQUIT, SIG_DFL);
   	execve(cmd->executable, cmd->args, env_str);
 	dprintf(2, "execve failed\n");
 	free((void**)env_str);
 	return 1;
   }
-  else
   cmd->pid = pid;
+  signal(SIGINT, SIG_IGN);
   return 0;
 }
 
@@ -136,5 +141,6 @@ int cmds_list_exec(lst** cmds, data_t *data)
 		current = current->next;
 	}
 	cmds_wait(cmds, data);
+	signal(SIGINT, ctrlc);
 	return 0;
 }

src/main.c

@@ -1,9 +1,12 @@
-#include "./env/env.h"
-#include "./input/input.h"
 #include <stddef.h>
 #include <stdio.h>
+#include <signal.h>
+
+#include "./signal/signal.h"
+#include "./input/input.h"
 #include "alias/alias.h"
 #include "cmd/cmd.h"
+#include "./env/env.h"
 #include "./exec/exec.h"
 #include "./parsing/parsing.h"
 #include "./data/data.h"
@@ -32,6 +35,8 @@ int main(int ac, char **av, char **env_str)
 		lst_clear(data.env, &env_del);
 		return 1;
 	}
+	signal(SIGINT, ctrlc);
+	signal(SIGQUIT, SIG_IGN);
 	line = get_user_input(&data);
 	while (line != NULL)
 	{

src/signal/signal.c

@@ -0,0 +1,17 @@
+#include "./signal.h"
+
+void	ctrlc(int num)
+{
+	printf("\n");
+	rl_replace_line("", 0);
+	rl_on_new_line();
+	rl_redisplay();
+	(void) num;
+}
+
+void	quit(int num)
+{
+	(void) num;
+	// printf("Quit (core dumped)\n");
+}
+

src/signal/signal.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <stdio.h>
+#include <readline/readline.h>
+
+void quit(int num);
+void ctrlc(int num);