70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_strdup.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: whaffman <whaffman@student.codam.nl> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/06/13 16:46:42 by whaffman #+# #+# */
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/* Updated: 2024/06/17 09:55:19 by whaffman ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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int ft_strlen(char *str)
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{
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int i;
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i = 0;
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while (*str++)
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i++;
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return (i);
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}
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char *ft_strncpy(char *dest, char *src, unsigned int n)
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{
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unsigned int i;
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i = 0;
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while (src[i] != '\0' && i < n)
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{
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dest[i] = src[i];
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i++;
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}
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while (i < n)
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{
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dest[i] = '\0';
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i++;
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}
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return (dest);
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}
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char *ft_strdup(char *src)
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{
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int str_size;
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char *dest;
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str_size = ft_strlen(src) + 1;
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dest = (char *) malloc(str_size * sizeof(char));
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if (dest)
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ft_strncpy(dest, src, str_size);
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return (dest);
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}
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#ifdef DEBUG
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int main(void)
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{
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char src[7];
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char *dest;
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ft_strncpy(&src[0], "hallo", 7);
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dest = ft_strdup(&src[0]);
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printf("%s: %s", &src[0], dest);
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}
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#endif
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