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end of mandatory functions

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This commit is contained in:
David Gailleton
2025-11-08 17:57:58 +01:00
parent 25a804847b
commit b603db3539
13 changed files with 486 additions and 2 deletions
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ft_strtrim.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strtrim.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/06 16:31:38 by dgaillet #+# #+# */
/* Updated: 2025/11/06 17:02:34 by dgaillet ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int test_charset(char c, char const *set)
{
if (!set[0])
return (0);
if (c == set[0])
return (1);
return (test_charset(c, set + 1));
}
int end_trim(char const *s1, char const *set)
{
int i;
i = 0;
if (!s1[0])
return (0);
while (s1[i])
i++;
i--;
while (test_charset(s1[i], set))
i--;
return (i);
}
int start_trim(char const *s1, char const *set)
{
int i;
i = 0;
while (test_charset(s1[i], set))
i++;
return (i);
}
char *ft_strtrim(char const *s1, char const *set)
{
int start;
int end;
int i;
char *str;
i = 0;
start = start_trim(s1, set);
end = end_trim(s1, set);
str = malloc(sizeof(char) * (end - start + 2));
if (!str)
return (NULL);
while (start + i <= end)
{
str[i] = s1[i + start];
i++;
}
str[i] = '\0';
return (str);
}
/*
int main(void)
{
char *test;
test = ft_strtrim("lorem \n ipsum \t dolor \n sit \t amet", " ");
printf("%s\n", test);
free(test);
}
*/