strcmp.c

#include "main.h"

/**
 * _strcmp - Compare two strings
 * @s1: string
 * @s2: string
 * Return: negative int if s1 < s2, 0 if matching, and positive int if s1 > s2
 */

int _strcmp(const char *s1,const char *s2)
{
	int i;

	for (i = 0; s1[i] != '\0' || s2[i] != '\0'; i++)
	{
		if (s1[i] != s2[i])
			return (s1[i] - s2[i]);
	}
	return (0);
}

/**
 * _strdup - Duplicate a string using malloc
 * @str: string to duplicate
 * Return: Pointer to a the new duped string
 */

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

	if (str == NULL)
		return (NULL);

	for (i = 0; str[i] != '\0'; i++)
		;

	a = malloc(i * sizeof(*a) + 1);
	if (a == NULL)
		return (NULL);

	for (c = 0; c < i; c++)
		a[c] = str[c];
	a[c] = '\0';

	return (a);
}