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added argument protection

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This commit is contained in:
Tanguy MAZE
2018-04-10 15:12:32 +02:00
parent 45e39d4f0e
commit f6e6bf0680
17 changed files with 108 additions and 70 deletions
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31
ft_strtrim.c
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@@ -6,7 +6,7 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/04/07 17:00:34 by tmaze #+# #+# */
/* Updated: 2018/04/08 16:33:22 by tmaze ### ########.fr */
/* Updated: 2018/04/10 14:15:23 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
@@ -20,22 +20,23 @@ char *ft_strtrim(char const *s)
size_t len;
i = 0;
start = 0;
len = 0;
while (s[i] == ' ' || s[i] == '\n' || s[i] == '\t')
i++;
start = i;
in_word = 1;
while (i == 0 || s[i - 1])
if (s != NULL)
{
if (in_word && (!ft_isprint(s[i]) || s[i] == ' '))
while (s[i] == ' ' || s[i] == '\n' || s[i] == '\t')
i++;
start = i;
in_word = 1;
while (i == 0 || s[i - 1])
{
len = i - start;
in_word = 0;
if (in_word && (!ft_isprint(s[i]) || s[i] == ' '))
{
len = i - start;
in_word = 0;
}
else if (!in_word && ft_isprint(s[i]) && s[i] != ' ')
in_word = 1;
i++;
}
else if (!in_word && ft_isprint(s[i]) && s[i] != ' ')
in_word = 1;
i++;
}
return (ft_strsub(s, start, len));
return ((s != NULL) ? ft_strsub(s, start, len) : NULL);
}