OpenTTD-patches/string.c

40 lines
880 B
C

#include "stdafx.h"
#include "string.h"
void ttd_strlcat(char *dst, const char *src, size_t size)
{
assert(size > 0);
for (; size > 0 && *dst != '\0'; --size, ++dst) {}
assert(size > 0);
while (--size > 0 && *src != '\0') *dst++ = *src++;
*dst = '\0';
}
void ttd_strlcpy(char *dst, const char *src, size_t size)
{
assert(size > 0);
while (--size > 0 && *src != '\0') *dst++ = *src++;
*dst = '\0';
}
char* strecat(char* dst, const char* src, const char* last)
{
assert(last == NULL || dst <= last);
for (; *dst != '\0'; ++dst)
if (dst == last) return dst;
for (; *src != '\0' && dst != last; ++dst, ++src) *dst = *src;
*dst = '\0';
return strecpy(dst, src, last);
}
char* strecpy(char* dst, const char* src, const char* last)
{
assert(last == NULL || dst <= last);
for (; *src != '\0' && dst != last; ++dst, ++src) *dst = *src;
*dst = '\0';
return dst;
}