ft_strchr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strchr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: erli <marvin@42.fr>                        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/11/07 16:19:09 by erli              #+#    #+#             */
/*   Updated: 2018/11/07 16:36:36 by erli             ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <string.h>

char	*ft_strchr(const char *str, int a)
{
	char	c;
	int		i;

	i = 0;
	c = (char)a;
	while (str[i] != '\0' && str[i] != c)
		i++;
	if (str[i] == '\0' && a != 0)
		return (NULL);
	return (((char *)str) + i);
}