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Get the page size on Windows

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This commit is contained in:
Josh Holtrop 2017-01-20 14:45:41 -05:00
parent 677c4fd6e1
commit 671ba8312a
1 changed files with 9 additions and 3 deletions
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12
src/core/System.cc
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@ -17,14 +17,20 @@ static std::string Executable_Path;
bool System::init(char * argv[])
{
long sc_page_size = sysconf(_SC_PAGESIZE);
if (sc_page_size < 0)
#if defined(PLATFORM_LINUX)
long system_page_size = sysconf(_SC_PAGESIZE);
if (system_page_size < 0)
{
fprintf(stderr, "Unable to determine operating system page size.\n");
return false;
}
#elif defined(PLATFORM_WINDOWS)
SYSTEM_INFO system_info = {0};
GetSystemInfo(&system_info);
unsigned long system_page_size = system_info.dwPageSize;
#endif
System::page_size = (unsigned long)sc_page_size;
System::page_size = (unsigned long)system_page_size;
System::page_size_log = 0u;
System::page_offset_mask = System::page_size - 1u;
System::page_base_mask = ~System::page_offset_mask;