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os_core: linux port for shared memory, system info, process info, safe call, guid, mutexes, threads

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This commit is contained in:
Ryan Fleury
2024-07-16 15:25:19 -07:00
parent b3f69f30ad
commit 90065e535f
6 changed files with 410 additions and 40 deletions
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src/os/core/win32/os_core_win32.c
+11 -9
View File
@@ -780,7 +780,7 @@ os_shared_memory_view_open(OS_Handle handle, Rng1U64 range)
}
internal void
os_shared_memory_view_close(OS_Handle handle, void *ptr)
os_shared_memory_view_close(OS_Handle handle, void *ptr, Rng1U64 range)
{
UnmapViewOfFile(ptr);
}
@@ -795,7 +795,7 @@ os_now_microseconds(void)
LARGE_INTEGER large_int_counter;
if(QueryPerformanceCounter(&large_int_counter))
{
result = (large_int_counter.QuadPart*Million(1))/os_w32_state.system_info.microsecond_resolution;
result = (large_int_counter.QuadPart*Million(1))/os_w32_state.microsecond_resolution;
}
return result;
}
@@ -1524,18 +1524,20 @@ w32_entry_point_caller(int argc, WCHAR **wargv)
//
// (we need to set up some basics before this layer can supply
// memory allocation primitives)
{
os_w32_state.microsecond_resolution = 1;
LARGE_INTEGER large_int_resolution;
if(QueryPerformanceFrequency(&large_int_resolution))
{
os_w32_state.microsecond_resolution = large_int_resolution.QuadPart;
}
}
{
OS_SystemInfo *info = &os_w32_state.system_info;
info->logical_processor_count = (U64)sysinfo.dwNumberOfProcessors;
info->page_size = sysinfo.dwPageSize;
info->large_page_size = GetLargePageMinimum();
info->allocation_granularity = sysinfo.dwAllocationGranularity;
info->microsecond_resolution = 1;
LARGE_INTEGER large_int_resolution;
if(QueryPerformanceFrequency(&large_int_resolution))
{
info->microsecond_resolution = large_int_resolution.QuadPart;
}
}
{
OS_ProcessInfo *info = &os_w32_state.process_info;
@@ -1543,7 +1545,7 @@ w32_entry_point_caller(int argc, WCHAR **wargv)
}
// rjf: set up thread context
TCTX tctx;
local_persist TCTX tctx;
tctx_init_and_equip(&tctx);
// rjf: set up dynamically-alloc'd state
src/os/core/win32/os_core_win32.h
+1
View File
@@ -81,6 +81,7 @@ struct OS_W32_State
// rjf: info
OS_SystemInfo system_info;
OS_ProcessInfo process_info;
U64 microsecond_resolution;
// rjf: entity storage
CRITICAL_SECTION entity_mutex;