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Win32: Update rationale for reimplementation

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It is true that plain MinGW lacks this header, but that is not the main
reason for reimplementing IsWindowsVersionOrGreater.

(cherry picked from commit aa803f7de5)
This commit is contained in:
Camilla Löwy 2022-03-09 18:18:04 +01:00
parent d1269c1b7d
commit 5688fb19e6
2 changed files with 5 additions and 2 deletions
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3
src/win32_init.c
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@ -509,7 +509,8 @@ void _glfwUpdateKeyNamesWin32(void)
} }
} }
// Replacement for IsWindowsVersionOrGreater as MinGW lacks versionhelpers.h // Replacement for IsWindowsVersionOrGreater, as we cannot rely on the
// application having a correct embedded manifest
// //
BOOL _glfwIsWindowsVersionOrGreaterWin32(WORD major, WORD minor, WORD sp) BOOL _glfwIsWindowsVersionOrGreaterWin32(WORD major, WORD minor, WORD sp)
{ {

4
src/win32_platform.h
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@ -162,7 +162,9 @@ typedef enum
#define DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2 ((HANDLE) -4) #define DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2 ((HANDLE) -4)
#endif /*DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2*/ #endif /*DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2*/
// HACK: Define versionhelpers.h functions manually as MinGW lacks the header // Replacement for versionhelpers.h macros, as we cannot rely on the
// application having a correct embedded manifest
//
#define IsWindowsXPOrGreater() \ #define IsWindowsXPOrGreater() \
_glfwIsWindowsVersionOrGreaterWin32(HIBYTE(_WIN32_WINNT_WINXP), \ _glfwIsWindowsVersionOrGreaterWin32(HIBYTE(_WIN32_WINNT_WINXP), \
LOBYTE(_WIN32_WINNT_WINXP), 0) LOBYTE(_WIN32_WINNT_WINXP), 0)