more_string.c

#include "shs.h"

/**
 * _strcat - Concatenate two strings.
 *
 * @dest: Destination string.
 * @src: Source string.
 *
 * Return: Pointer to the destination string.
 */
char *_strcat(char *dest, const char *src)
{
	int i;
	int j;

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

	for (j = 0; src[j] != '\0'; j++)
	{
		dest[i] = src[j];
		i++;
	}

	dest[i] = '\0';
	return (dest);
}

/**
 * _strcpy - Copy the string pointed to by src.
 *
 * @dest: Destination string.
 * @src: Source string.
 *
 * Return: Pointer to the destination string.
 */
char *_strcpy(char *dest, const char *src)
{
	size_t a;

	for (a = 0; src[a] != '\0'; a++)
	{
		dest[a] = src[a];
	}
	dest[a] = '\0';

	return (dest);
}

/**
 * _strcmp - Compare two strings.
 *
 * @s1: First string.
 * @s2: Second string.
 *
 * Return: Negative value if s1 is less than s2,
 * positive value if s1 is greater than s2, 0 if s1 is equal to s2.
 */
int _strcmp(const char *s1, const char *s2)
{
	int i;

	for (i = 0; s1[i] == s2[i] && s1[i] != '\0'; i++)
		;

	if (s1[i] > s2[i])
		return (1);
	if (s1[i] < s2[i])
		return (-1);
	return (0);
}

/**
 * _strchr - Locate a character in a string.
 *
 * @s: String to search in.
 * @c: Character to locate.
 *
 * Return: Pointer to the first occurrence of the character c in the string s,
 * or NULL if the character is not found.
 */
char *_strchr(const char *s, int c)
{
	unsigned int i = 0;

	for (; s[i] != '\0'; i++)
		if (s[i] == c)
			return ((char *)(s + i));
	if (s[i] == c)
		return ((char *)(s + i));
	return (NULL);
}

/**
 * _strspn - Get the length of a prefix substring.
 *
 * @s: Initial segment.
 * @accept: Accepted bytes.
 *
 * Return: Number of accepted bytes.
 */
size_t _strspn(const char *s, const char *accept)
{
	size_t i, j;
	int bool;

	for (i = 0; s[i] != '\0'; i++)
	{
		bool = 1;
		for (j = 0; accept[j] != '\0'; j++)
		{
			if (s[i] == accept[j])
			{
				bool = 0;
				break;
			}
		}
		if (bool == 1)
			break;
	}
	return (i);
}