65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* ft_cmd.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2016/11/27 21:13:18 by jhalford #+# #+# */
|
|
/* Updated: 2016/12/09 21:50:26 by jhalford ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "minishell.h"
|
|
|
|
extern pid_t g_pid;
|
|
|
|
int ft_cmd_process(char **argv, t_data *data)
|
|
{
|
|
char *execpath;
|
|
|
|
ft_expand_dollar(argv, data->env);
|
|
if (ft_builtin(argv, data))
|
|
return (0);
|
|
else if (ft_strchr(argv[0], '/'))
|
|
execpath = argv[0];
|
|
else if (!(execpath = ft_findexec(ft_getenv(data->env, "PATH"), argv[0])))
|
|
{
|
|
ft_dprintf(2, "%s: command not found: %s\n", SHELL_NAME, argv[0]);
|
|
set_exitstatus(data, 127);
|
|
return (-1);
|
|
}
|
|
return (ft_cmd_exec(execpath, argv, data));
|
|
}
|
|
|
|
int ft_cmd_exec(char *execpath, char **argv, t_data *data)
|
|
{
|
|
pid_t pid;
|
|
int status;
|
|
|
|
if (access(execpath, X_OK) == -1)
|
|
{
|
|
ft_dprintf(2, "%s: permission denied: %s\n", SHELL_NAME, argv[0]);
|
|
ft_strdel(&execpath);
|
|
return (-1);
|
|
}
|
|
if ((pid = fork()) == -1)
|
|
return (-1);
|
|
else if (pid == 0)
|
|
{
|
|
fd_redirect(data);
|
|
execve(execpath, argv, data->env);
|
|
}
|
|
else
|
|
{
|
|
ft_strdel(&execpath);
|
|
g_pid = pid;
|
|
if (data->exec.fdout == STDOUT)
|
|
{
|
|
waitpid(pid, &status, 0);
|
|
set_exitstatus(data, status);
|
|
}
|
|
g_pid = 0;
|
|
}
|
|
return (0);
|
|
}
|