simple_shell/get_path.c at main · ZiadHamdyy/simple_shell · GitHub

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#include "main.h"
/**
 * _path - .....
 * @env:the env.
 * Return:the path.
 */
char *_path(char **env)
{
	int path_idx = 0, path_len = 0;
	char *path;

	while (env[path_idx] != NULL)
	{
		if (_strncmp(env[path_idx], "PATH", 4) == 0)
			break;
		path_idx++;
	}

	path_len = _strlen(env[path_idx]);

	path = malloc(path_len - 4);
	if (!path)
		return (NULL);

	_strcpy(path, env[path_idx] + 5);
	return (path);
}
/**
 * _array_path - ......
 * @path:the path.
 * Return:array of path.
 */
char **_array_path(char *path)
{
	int i = 0, no_del = 0;
	char **array_path, *token;

	while (path[i])
	{
		if (path[i] == ':')
			no_del++;
		i++;
	}
	array_path = malloc(sizeof(char *) * (no_del + 2));

	i = 0;
	token = strtok(path, ":");
	while (token != NULL)
	{
		array_path[i++] = token;
		token = strtok(NULL, ":");
	}
	array_path[i] = NULL;
	return (array_path);
}
/**
 * concat_command - .....
 * @array_path: array of path.
 * @command: the command.
 * Return:the concated array.
 */
char **concat_command(char **array_path, char *command)
{
	int i = 0, total_len = 0;
	char **concated_array, *temp;

	while (array_path[i])
		i++;

	concated_array = malloc(sizeof(char *) * (i + 2));

	i = 0;
	while (array_path[i])
	{
		if (i == 0)
		{
			concated_array[0] = malloc(_strlen(command) + 1);
			_strcpy(concated_array[0], command);
		}
		total_len = _strlen(command) + _strlen(array_path[i]) + 2;
		concated_array[i + 1] = malloc(total_len);
		temp = malloc(total_len);
		_strcpy(temp, array_path[i]);
		_strcpy(concated_array[i + 1], _strcat(strcat(temp, "/"), command));
		i++;
		free(temp);
	}
	concated_array[i + 1] = NULL;
	return (concated_array);
}
/**
 * free_2darr - ....
 * @array_path:the array of path.
 * Reutrn:void.
 */
void free_2darr(char **array_path)
{
	int i = 0;

	while (array_path[i])
		free(array_path[i++]);
	free(array_path[i]);
	free(array_path);
}