helper1.c

#include "holberton.h"

/**
 *_strcmp - function that compares two strings.
 *@s1:argument
 *@s2:arguments
 *
 *Return: 0 if strings are identical, or diff in ascii values at first variance
*/

int _strcmp(char *s1, char *s2)
{
	int a = 0;
	int b = 0;

	while (s1[a] != '\0' && s2[a] != '\0' && s1[a] == s2[a])
	{
		a++;
	}
	if (s1[a] != s2[a])
	{
		b = s1[a] - s2[a];
		return (b);
	}
	return (0);

}
/**
 *str_eval - function that compares two strings.
 *@s1: string #1
 *@s2: string #2
 *Return: *** position where first diff is found in the 2 strings
*/

int str_eval(char *s1, char *s2)
{
	int a = 0;

	while (s1[a] != '\0' && s2[a] != '\0' && s1[a] == s2[a])
		a++;
	return (a);
}
/**
 **_strcpy - function returns copy of a string.
 *@src: string
 *@dest: target string (with enough space to accept copy)
 *Return: pointer to dest, which now contains copy of src
**/
char *_strcpy(char *dest, char *src)
{
	int i = 0;

	while ((dest[i] = src[i]))
		i++;

	return (dest);
}
/**
 *_strlen - length of the string
 *@s: pointer to string
 *Return: Lenght of string
 **/
int _strlen(char *s)
{
	int i;

	for (i = 0; *s != '\0'; i++)
	{
		++s;
	}
	return (i);
}

/**
 * print_argv - prints any var in NULL terminated argv format
 * @argv: any char** in argv format, NULL terminated
 **/
void print_argv(char **argv)
{
	unsigned int i = 0;

	_puts("==== print_argv ======\n");
	if (!argv)
		_puts("print_argv: NULL pointer error!!!");
	for (i = 0; argv[i]; i++)
	{
		_puts(argv[i]);
		_puts("\n");
	}
	_puts("=== end print_argv ====\n");
}