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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_cmd_path.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/05/08 11:35:47 by dkaiser #+# #+# */
/* Updated: 2024/05/08 11:39:44 by dkaiser ### ########.fr */
/* */
/* ************************************************************************** */
#include "pipex.h"
static char *get_absolute_cmd_path(char *cmd, char *pwd)
{
char *cur_dir;
char *result;
cur_dir = ft_strjoin(pwd, "/");
if (!cur_dir)
return (NULL);
result = ft_strjoin(cur_dir, cmd);
free(cur_dir);
if (!result)
return (NULL);
if (access(result, X_OK) == -1)
{
free(result);
return (NULL);
}
return (result);
}
static char *get_cmd_path_with_args(char *cmd, char **path)
{
int len;
char *lone_cmd;
char *cmd_path;
char *result;
len = ft_strchr(cmd, ' ') - cmd + 1;
lone_cmd = malloc(len * sizeof(char));
if (!lone_cmd)
return (NULL);
ft_strlcpy(lone_cmd, cmd, len);
cmd_path = find_in_path(lone_cmd, path);
free(lone_cmd);
if (!cmd_path)
return (NULL);
result = ft_strjoin(cmd_path, ft_strchr(cmd, ' '));
free(cmd_path);
return (result);
}
char *get_cmd_path(char *cmd, char **path, char *pwd)
{
if (cmd[0] == '/')
return (ft_strdup(cmd));
else if (ft_strchr(cmd, '/'))
{
return (get_absolute_cmd_path(cmd, pwd));
}
else if (ft_strchr(cmd, ' '))
{
return (get_cmd_path_with_args(cmd, path));
}
else
{
return (find_in_path(cmd, path));
}
}
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