string_functions.c

#include "shell.h"

/**
 * trim_spaces - ......
 *
 * @line: text to trim spaces from.
 *
 * Return: line without spaces.
 */
char *trim_spaces(char *line)
{

	int i = 0;
	int len = strlen(line);
	char *copied;
	char *temp = line;

	while (temp[i] != '\0')
	{
		if (temp[i] != ' ')
		{
			break;
		}
		else
			i++;
	}
	copied = malloc(sizeof(char) * (len + 1));
	strcpy(copied, line + i);

	return (copied);
}

/**
 * command_args - separate command and args.
 *
 * @cmd_arr: array of commands.
 * @full_line: full line of command.
 *
 * Return: Arr of arguments with the command on first position.
*/
char **command_args(char **cmd_arr, char *full_line)
{
	char *token;
	int arr_len = 0;
	char *temp_line = malloc(strlen(full_line) + 1);
	int i;

	strcpy(temp_line, full_line);
	token = strtok(temp_line, " ");
	while (token != NULL)
	{
		arr_len++;
		token = strtok(NULL, " ");
	}
	cmd_arr = malloc(sizeof(char *) * (arr_len + 1));
	token = strtok(full_line, " ");
	for (i = 0; i < arr_len && token != NULL; i++)
	{
		cmd_arr[i] = malloc(strlen(token) + 1);
		strcpy(cmd_arr[i], token);
		token = strtok(NULL, " ");
	}
	cmd_arr[arr_len] = NULL;
	free(token);
	free(temp_line);
	return (cmd_arr);
}

/**
 * concat_command - concatenate command with directory.
 *
 * @command: the name of the program.
 * @directory: the name of the folder.
 *
 * Return: concatenated command.
*/

char *concat_command(char *command, char *directory)
{
	char *full_path;

	full_path = malloc(sizeof(char) * (strlen(directory) +
		 strlen(command) + 2));
		strcpy(full_path, directory);
		strcat(full_path, "/");
		strcat(full_path, command);

	return (full_path);
}