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This change includes many bug fixes, for the NT polyfills, strings,
memory, boot, and math libraries which were discovered by adding more
tools for recreational programming, such as PC emulation. Lemon has also
been vendored because it works so well at parsing languages.
This commit is contained in:
Justine Tunney
2020-09-28 01:13:56 -07:00
parent 416fd86676
commit 23d333c090
201 changed files with 14558 additions and 3082 deletions
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22
libc/runtime/directmap.c
View File

@ -18,6 +18,7 @@
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/internal.h"
#include "libc/macros.h"
#include "libc/nt/memory.h"
#include "libc/nt/runtime.h"
#include "libc/runtime/directmap.h"
@ -25,14 +26,21 @@
static textwindows struct DirectMap DirectMapNt(void *addr, size_t size,
unsigned prot, unsigned flags,
int fd, int64_t off) {
int64_t handle;
struct DirectMap res;
if ((res.maphandle = CreateFileMappingNuma(
fd != -1 ? g_fds.p[fd].handle : kNtInvalidHandleValue,
&kNtIsInheritable, prot2nt(prot, flags), size >> 32, size, NULL,
kNtNumaNoPreferredNode))) {
if (!(res.addr = MapViewOfFileExNuma(res.maphandle, fprot2nt(prot, flags),
off >> 32, off, size, addr,
kNtNumaNoPreferredNode))) {
uint32_t protect, access;
if (fd != -1) {
handle = g_fds.p[fd].handle;
} else {
handle = kNtInvalidHandleValue;
}
protect = prot2nt(prot, flags);
access = fprot2nt(prot, flags);
if ((res.maphandle =
CreateFileMappingNuma(handle, &kNtIsInheritable, protect, size >> 32,
size, NULL, kNtNumaNoPreferredNode))) {
if (!(res.addr = MapViewOfFileExNuma(res.maphandle, access, off >> 32, off,
size, addr, kNtNumaNoPreferredNode))) {
CloseHandle(res.maphandle);
res.maphandle = kNtInvalidHandleValue;
res.addr = (void *)(intptr_t)winerr();