42-archive/42sh/src/exec/plaunch_file.c
2017-03-27 16:47:08 +02:00

37 lines
1.7 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* plaunch_file.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jhalford <jhalford@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/03/07 14:53:31 by jhalford #+# #+# */
/* Updated: 2017/03/27 16:46:06 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
static void error_launch(char *error_ori, char *error_type, int error_code)
{
SH_ERR("%s%s", error_ori, error_type);
exit(error_code);
}
int plaunch_file(t_process *p)
{
if (!p->data.cmd.path)
error_launch("command not found: ", p->data.cmd.av[0], 127);
else if (access(p->data.cmd.path, F_OK) == -1)
error_launch(p->data.cmd.av[0], ": no such file or directory", 127);
else if (S_ISDIR(p->data.cmd.stat->st_mode))
error_launch(p->data.cmd.av[0], ": is a directory", 126);
else if (access(p->data.cmd.path, X_OK) == -1)
error_launch("permission denied: ", p->data.cmd.av[0], 126);
shell_fds_destroy();
execve(p->data.cmd.path,
p->data.cmd.av,
data_singleton()->env);
error_launch("internal execve error on ", p->data.cmd.av[0], 42);
return (0);
}