42/42_INT_07_minishell
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execution de cmd dans fork avec wait

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hugogogo
2021-10-18 09:01:16 +02:00
parent 226829b891
commit 7b817bb369
1 changed files with 23 additions and 6 deletions
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29
srcs/main.c
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/04 05:59:26 by lperrey #+# #+# */
/* Updated: 2021/10/17 22:10:48 by hulamy ### ########.fr */
/* Updated: 2021/10/18 08:59:59 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -30,6 +30,8 @@ int **create_pipes(int nb)
int **pipes_fd;
int i;
if (!nb)
return (NULL);
pipes_fd = calloc(nb, sizeof(int *));
i = 0;
while(i < nb)
@@ -42,12 +44,30 @@ int **create_pipes(int nb)
return (pipes_fd);
}
void cmd_execution(t_all *c, int **pipes_fd, int nb_pipes, char *line_input)
{
pid_t pid;
(void)pipes_fd;
if (!nb_pipes)
return ;
pid = fork();
if (pid == 0) // child
{
if (!ft_strncmp(line_input, "sleep ", 5))
execve("/bin/sleep", ft_split(line_input, ' '), c->envp);
}
if (pid > 0) // parent
{
wait(0);
}
}
void shell_loop(t_all *c)
{
char *line_input;
int nb_pipes;
int **pipes_fd;
// pid_t pid;
line_input = NULL;
while (1)
@@ -59,10 +79,7 @@ void shell_loop(t_all *c)
{
nb_pipes = count_pipes(line_input);
pipes_fd = create_pipes(nb_pipes);
//pid = fork();
if (!ft_strncmp(line_input, "sleep ", 5))
execve("/bin/sleep", ft_split(line_input, ' '), c->envp);
write(1, "t", 1);
cmd_execution(c, pipes_fd, nb_pipes, line_input);
// if (!ft_strncmp(line_input, "env", 4)) // temp placeholder
// builtin_env(0, NULL, c);