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72 lines
1.4 KiB
C
72 lines
1.4 KiB
C
/* $Id$ */
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#include "stdafx.h"
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#include "string.h"
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#include <stdarg.h>
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#include <ctype.h> // required for tolower()
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void ttd_strlcat(char *dst, const char *src, size_t size)
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{
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assert(size > 0);
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for (; size > 0 && *dst != '\0'; --size, ++dst) {}
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assert(size > 0);
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while (--size > 0 && *src != '\0') *dst++ = *src++;
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*dst = '\0';
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}
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void ttd_strlcpy(char *dst, const char *src, size_t size)
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{
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assert(size > 0);
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while (--size > 0 && *src != '\0') *dst++ = *src++;
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*dst = '\0';
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}
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char* strecat(char* dst, const char* src, const char* last)
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{
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assert(last == NULL || dst <= last);
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for (; *dst != '\0'; ++dst)
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if (dst == last) return dst;
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for (; *src != '\0' && dst != last; ++dst, ++src) *dst = *src;
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*dst = '\0';
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return strecpy(dst, src, last);
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}
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char* strecpy(char* dst, const char* src, const char* last)
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{
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assert(last == NULL || dst <= last);
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for (; *src != '\0' && dst != last; ++dst, ++src) *dst = *src;
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*dst = '\0';
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return dst;
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}
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char* CDECL str_fmt(const char* str, ...)
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{
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char buf[4096];
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va_list va;
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int len;
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char* p;
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va_start(va, str);
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len = vsprintf(buf, str, va);
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va_end(va);
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p = malloc(len + 1);
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if (p != NULL) memcpy(p, buf, len + 1);
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return p;
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}
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void str_validate(char *str)
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{
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for (; *str != '\0'; str++)
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if (!IsValidAsciiChar(*str)) *str = '?';
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}
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void strtolower(char *str)
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{
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for (; *str != '\0'; str++) *str = tolower(*str);
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}
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