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[SDK] Minor improvements to CRT, RTL, and headers

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Signed-off-by: Quinn Stephens <quinn@osmora.org>
This commit is contained in:
Quinn Stephens
2024-11-16 07:10:11 -05:00
parent e81100b2e5
commit e3f81a4c08
13 changed files with 231 additions and 224 deletions
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33
SDK/CRT/STRING/wmem.c
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@@ -26,8 +26,7 @@ wmemset (
wchar_t *ptr = dest;
while (count--) {
*(wchar_t *)dest = c;
dest = (wchar_t *)dest + 1;
*dest++ = c;
}
return ptr;
@@ -44,9 +43,7 @@ wmemcpy (
wchar_t *ptr = dest;
while (count--) {
*(wchar_t *)dest = *(wchar_t *)src;
dest = (wchar_t *)dest + 1;
src = (wchar_t *)src + 1;
*dest++ = *src++;
}
return ptr;
@@ -64,21 +61,17 @@ wmemmove (
/* Check for overlap */
if (src > dest || ((wchar_t *)src + count) < (wchar_t *)dest) {
/* Low-to-high copy, like memcpy() */
while (count--) {
*(wchar_t *)dest = *(wchar_t *)src;
dest = (wchar_t *)dest + 1;
src = (wchar_t *)src + 1;
}
} else {
/* High-to-low copy */
dest = (wchar_t *)dest + count - 1;
src = (wchar_t *)src + count - 1;
while (count--) {
*(wchar_t *)dest = *(wchar_t *)src;
dest = (wchar_t *)dest - 1;
src = (wchar_t *)src - 1;
}
/* Low-to-high copy, use wmemcpy() */
return wmemcpy(dest, src, count);
}
/* High-to-low copy */
dest = (wchar_t *)dest + count - 1;
src = (wchar_t *)src + count - 1;
while (count--) {
*(wchar_t *)dest = *(wchar_t *)src;
dest = (wchar_t *)dest - 1;
src = (wchar_t *)src - 1;
}
return ptr;