106af37b58
+ TODO : need refactoring and fix to valgrind invalid read size + redirections() WIP + Generic ft_dup_2d_arr(), ft_split_quotes(), ft_strdup_quotes() + shell_loop() continue on error + various small fix
86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* shell_loop.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2021/10/04 05:59:26 by lperrey #+# #+# */
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/* Updated: 2021/11/08 05:16:48 by lperrey ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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//static char **tokens_list_to_argv(t_token *t); // temp test
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void sigint_handler(int signum); //tmp
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void sigquit_aka_eof_handler(int signum); //tmp
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void close_fd(t_cmd *cmd);
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void execute_cmd(char **envp, t_cmd **cmd_arr);
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void shell_loop(t_all *c)
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{
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char *line_input;
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line_input = NULL;
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while (1)
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{
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if (line_input)
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free(line_input);
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line_input = readline(c->prompt);
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if (line_input && *line_input)
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{
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add_history(line_input);
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// Lexing
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c->token_list = input_to_tokens(line_input);
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if (!c->token_list)
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continue ;
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// Parsing
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c->cmd_arr = parsing(c->token_list);
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ft_lstclear((t_list **)&c->token_list, free);
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if (!c->cmd_arr)
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continue ;
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// Search Path/builtins
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// Bien penser à mettre les ptr à NULL aprés free en cas d'erreur (pour ne pas double free si appel à free_exit())
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// Exec Pipeline
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//execute_cmd(c->envp, c->cmd_arr);
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}
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else if (!line_input)
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write(1, "\n", 1);
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}
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}
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void test_signal(t_all *c)
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{
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// TEMP
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// A faire aprés être sortie du mode interactif
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// - Ignorer tout les signaux
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// - Remettre ori_termios
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c->signal_behaviour.sa_handler = SIG_IGN;
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sigaction(SIGINT, &c->signal_behaviour, NULL);
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sigaction(SIGQUIT, &c->signal_behaviour, NULL);
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tcsetattr(STDIN_FILENO, TCSANOW, &c->ori_termios);
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if (!fork())
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{
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char *arg_test[3];
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arg_test[0] = ft_strdup("sleep");
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arg_test[1] = ft_strdup("3");
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arg_test[2] = NULL;
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sigaction(SIGQUIT, &c->ori_signal_behaviour, NULL);
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sigaction(SIGINT, &c->ori_signal_behaviour, NULL);
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execve("/bin/sleep", arg_test, c->envp);
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}
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else
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{
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int wait_test;
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wait(&wait_test);
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c->signal_behaviour.sa_handler = sigint_handler;
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sigaction(SIGINT, &c->signal_behaviour, NULL);
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c->signal_behaviour.sa_handler = SIG_IGN;
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sigaction(SIGQUIT, &c->signal_behaviour, NULL);
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tcsetattr(STDIN_FILENO, TCSANOW, &c->interactive_termios);
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}
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}
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