Add ft_utils

1 files changed, 47 insertions, 0 deletions

diff --git a/philo/src/ft_utils.c b/philo/src/ft_utils.c
new file mode 100644
index 0000000..9eb660a
--- /dev/null
+++ b/philo/src/ft_utils.c
@@ -0,0 +1,47 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_utils.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/01/17 11:57:11 by dkaiser           #+#    #+#             */
+/*   Updated: 2025/01/17 11:59:28 by dkaiser          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_utils.h"
+
+int ft_err(const char *str)
+{
+    printf("\e[31m[ERROR] %s\e[0m\n", str);
+    return (EXIT_FAILURE);
+}
+
+int	ft_atoi(const char *str)
+{
+	int	result;
+	int	i;
+	int	posneg;
+
+	posneg = 1;
+	result = 0;
+	i = 0;
+	while ((str[i] >= '\t' && str[i] <= '\r') || str[i] == ' ')
+	{
+		i++;
+	}
+	if (str[i] == '-')
+	{
+		posneg = -1;
+		i++;
+	}
+	else if (str[i] == '+')
+		i++;
+	while (str[i] >= '0' && str[i] <= '9')
+	{
+		result = 10 * result + str[i] - '0';
+		i++;
+	}
+	return (result * posneg);
+}