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SDL_cpuinfo.c: add os/2 support to SDL_GetCPUCount() and SDL_GetSystemRAM().

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This commit is contained in:
Sam Lantinga 2017-08-21 13:00:40 -07:00
parent f807655b7d
commit b821ded96c
1 changed files with 20 additions and 0 deletions
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20
src/cpuinfo/SDL_cpuinfo.c
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@ -27,6 +27,13 @@
#if defined(__WIN32__) #if defined(__WIN32__)
#include "../core/windows/SDL_windows.h" #include "../core/windows/SDL_windows.h"
#endif #endif
#if defined(__OS2__)
#define INCL_DOS
#include <os2.h>
#ifndef QSV_NUMPROCESSORS
#define QSV_NUMPROCESSORS 26
#endif
#endif
/* CPU feature detection for SDL */ /* CPU feature detection for SDL */
@ -418,6 +425,12 @@ SDL_GetCPUCount(void)
SDL_CPUCount = info.dwNumberOfProcessors; SDL_CPUCount = info.dwNumberOfProcessors;
} }
#endif #endif
#ifdef __OS2__
if (SDL_CPUCount <= 0) {
DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS,
&SDL_CPUCount, sizeof(SDL_CPUCount) );
}
#endif
#endif #endif
/* There has to be at least 1, right? :) */ /* There has to be at least 1, right? :) */
if (SDL_CPUCount <= 0) { if (SDL_CPUCount <= 0) {
@ -719,6 +732,13 @@ SDL_GetSystemRAM(void)
} }
} }
#endif #endif
#ifdef __OS2__
if (SDL_SystemRAM <= 0) {
Uint32 sysram = 0;
DosQuerySysInfo(QSV_TOTPHYSMEM, QSV_TOTPHYSMEM, &sysram, 4);
SDL_SystemRAM = (int) (sysram / 0x100000U);
}
#endif
#endif #endif
} }
return SDL_SystemRAM; return SDL_SystemRAM;