ft_strchr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strchr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tpouget <cassepipe@ymail.com>              +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/05/14 17:04:37 by tpouget           #+#    #+#             */
/*   Updated: 2020/05/14 17:06:12 by tpouget          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <stdlib.h>

char	*ft_strchr(const char *s, int c)
{
	unsigned char	value;
	char			*ptr;

	value = (unsigned char)c;
	ptr = (char *)s;
	while (*ptr)
	{
		if (*ptr == value)
			return (ptr);
		ptr++;
	}
	if (!c)
		return (ptr);
	else
		return (NULL);
}