From 21e04cc22c91bb813be241ce923d3f2388114d22 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kha=C3=AFs=20COLIN?= <kcolin@student.42.fr>
Date: Wed, 16 Oct 2024 10:28:00 +0200
Subject: [PATCH] ft_toupper: initial implementation

---
 Makefile     |  5 +++--
 ft_toupper.c | 36 ++++++++++++++++++++++++++++++++++++
 libft.h      |  4 +++-
 3 files changed, 42 insertions(+), 3 deletions(-)
 create mode 100644 ft_toupper.c

diff --git a/Makefile b/Makefile
index b1b2aaf..166c9ba 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: kcolin <marvin@42.fr>                      +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2024/10/14 13:43:59 by kcolin            #+#    #+#              #
-#    Updated: 2024/10/15 16:00:12 by kcolin           ###   ########.fr        #
+#    Updated: 2024/10/16 09:58:22 by kcolin           ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -23,7 +23,8 @@ SOURCES = ft_isalpha.c \
 	ft_memcpy.c \
 	ft_memmove.c \
 	ft_strlcpy.c \
-	ft_strlcat.c
+	ft_strlcat.c \
+	ft_toupper.c
 OBJECTS = $(SOURCES:.c=.o)
 CC = gcc
 
diff --git a/ft_toupper.c b/ft_toupper.c
new file mode 100644
index 0000000..6e4bdc9
--- /dev/null
+++ b/ft_toupper.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_toupper.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: kcolin <marvin@42.fr>                      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/10/16 09:58:42 by kcolin            #+#    #+#             */
+/*   Updated: 2024/10/16 10:25:57 by kcolin           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+int	ft_toupper(int c)
+{
+	if (c >= 'a' && c <= 'z')
+		c -= 0x20;
+	return (c);
+}
+
+/*
+#include <stdio.h>
+#include <ctype.h>
+
+int	main(void)
+{
+	int	i;
+
+	i = 0;
+	while (i < 256)
+	{
+		printf("%d\t%c\t%c\t%c\n", i, i, ft_toupper(i), toupper(i));
+		i++;
+	}
+	return (0);
+}
+*/
diff --git a/libft.h b/libft.h
index 5d9298a..48ca73c 100644
--- a/libft.h
+++ b/libft.h
@@ -6,7 +6,7 @@
 /*   By: kcolin <marvin@42.fr>                      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/15 10:11:54 by kcolin            #+#    #+#             */
-/*   Updated: 2024/10/15 15:59:51 by kcolin           ###   ########.fr       */
+/*   Updated: 2024/10/16 10:24:26 by kcolin           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -30,4 +30,6 @@ void	*ft_memmove(void *dest, const void *src, t_size n);
 t_size	ft_strlcpy(char *dst, const char *src, t_size size);
 t_size	ft_strlcat(char *dst, const char *src, t_size size);
 
+int		ft_toupper(int c);
+
 #endif