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Simplify memory manager

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Justine Tunney 2024-07-04 10:52:16 -07:00
parent 5a9a08d1cf
commit 01587de761
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GPG key ID: BE714B4575D6E328
40 changed files with 451 additions and 311 deletions
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11
libc/runtime/winmain.greg.c
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@ -38,6 +38,8 @@
#include "libc/nt/process.h"
#include "libc/nt/runtime.h"
#include "libc/nt/signals.h"
#include "libc/nt/struct/systeminfo.h"
#include "libc/nt/systeminfo.h"
#include "libc/nt/thunk/msabi.h"
#include "libc/runtime/internal.h"
#include "libc/runtime/memtrack.internal.h"
@ -64,6 +66,7 @@ __msabi extern typeof(GetEnvironmentStrings) *const __imp_GetEnvironmentStringsW
__msabi extern typeof(GetEnvironmentVariable) *const __imp_GetEnvironmentVariableW;
__msabi extern typeof(GetFileAttributes) *const __imp_GetFileAttributesW;
__msabi extern typeof(GetStdHandle) *const __imp_GetStdHandle;
__msabi extern typeof(GetSystemInfo) *const __imp_GetSystemInfo;
__msabi extern typeof(GetUserName) *const __imp_GetUserNameW;
__msabi extern typeof(MapViewOfFileEx) *const __imp_MapViewOfFileEx;
__msabi extern typeof(SetConsoleCP) *const __imp_SetConsoleCP;
@ -209,8 +212,12 @@ static abi wontreturn void WinInit(const char16_t *cmdline) {
uint32_t oldattr;
__imp_VirtualProtect(stackaddr, GetGuardSize(),
kNtPageReadwrite | kNtPageGuard, &oldattr);
if (_weaken(__maps_stack))
_weaken(__maps_stack)(stackaddr, 4096, stacksize, stackprot, stackhand);
if (_weaken(__maps_stack)) {
struct NtSystemInfo si;
__imp_GetSystemInfo(&si);
_weaken(__maps_stack)(stackaddr, si.dwPageSize, GetGuardSize(), stacksize,
stackprot, stackhand);
}
struct WinArgs *wa =
(struct WinArgs *)(stackaddr + (stacksize - sizeof(struct WinArgs)));