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Rewrite strlcpy - add early return for len == 0

This commit is contained in:
libretroadmin 2025-07-13 04:59:24 +02:00
parent 311a64a413
commit 55bada6bda
1 changed files with 11 additions and 11 deletions
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22
libretro-common/compat/compat_strl.c
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@ -28,18 +28,18 @@
#include <compat/strl.h>
size_t strlcpy(char *s, const char *source, size_t len)
size_t strlcpy(char *s, const char *src, size_t len)
{
size_t _len = len;
size_t __len = 0;
if (_len)
while (--_len && (*s++ = *source++)) __len++;
if (!_len)
{
if (len) *s = '\0';
while (*source++) __len++;
}
return __len;
size_t i, _len = 0, __len;
while (src[_len] != '\0')
_len++;
if (len == 0)
return _len;
__len = (_len >= len) ? len - 1 : _len;
for (i = 0; i < __len; i++)
s[i] = src[i];
s[__len] = '\0';
return _len;
}
size_t strlcat(char *s, const char *source, size_t len)