better parsing

1 files changed, 53 insertions, 0 deletions

diff --git a/src/parse/parse_file.c b/src/parse/parse_file.c
new file mode 100644
index 0000000..443a1b5
--- /dev/null
+++ b/src/parse/parse_file.c
@@ -0,0 +1,53 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parse_file.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/04 03:50:53 by cacharle          #+#    #+#             */
+/*   Updated: 2020/02/04 04:28:41 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "cub3d.h"
+
+static char	**trim_file_lines(char **lines)
+{
+	int		i;
+	char	*tmp;
+
+	if (lines == NULL)
+		return (NULL);
+	i = -1;
+	while (lines[++i] != NULL)
+	{
+		if ((tmp = ft_strtrim(lines[i], " ")) == NULL)
+			return (NULL);
+		lines[i] = tmp;
+	}
+	return (lines);
+}
+
+char		**get_file_lines(char *filename)
+{
+	int		fd;
+	int		ret;
+	char	buf[CUB3D_BUFFER_SIZE + 1];
+	char	*file;
+
+	if ((fd = open(filename, O_RDONLY)) < 0)
+		return (NULL);
+	if ((file = ft_strdup("")) == NULL)
+		return (NULL);
+	while ((ret = read(fd, buf, CUB3D_BUFFER_SIZE)) > 0)
+	{
+		buf[ret] = '\0';
+		if ((file = ft_strjoin(file, buf)) == NULL)
+			return (NULL);
+	}
+	if (ret == -1)
+		return (NULL);
+	close(fd);
+	return (trim_file_lines(ft_split(file, '\n')));
+}