[chrono] Avoid redefining CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID on Windows (#10650)

millanzarreta · web-flow · commit 2c64c40d07d8 · 2025-09-25T14:40:16.000+02:00
diff --git a/engine/util/chrono.cpp b/engine/util/chrono.cpp
@@ -26,7 +26,12 @@ namespace
 {
 #if defined(SC_WINDOWS)
 
-enum : int { CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID };
+#ifndef CLOCK_PROCESS_CPUTIME_ID
+constexpr int CLOCK_PROCESS_CPUTIME_ID = 2;
+#endif
+#ifndef CLOCK_THREAD_CPUTIME_ID
+constexpr int CLOCK_THREAD_CPUTIME_ID = 3;
+#endif
 std::chrono::nanoseconds do_clock_gettime( int clock_id )
 {
   FILETIME lpCreationTime, lpExitTime, lpKernelTime, lpUserTime;

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,12 @@ namespace`
`26`	`26`	`{`
`27`	`27`	`#if defined(SC_WINDOWS)`
`28`	`28`
`29`		`-enum : int { CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID };`
	`29`	`+#ifndef CLOCK_PROCESS_CPUTIME_ID`
	`30`	`+constexpr int CLOCK_PROCESS_CPUTIME_ID = 2;`
	`31`	`+#endif`
	`32`	`+#ifndef CLOCK_THREAD_CPUTIME_ID`
	`33`	`+constexpr int CLOCK_THREAD_CPUTIME_ID = 3;`
	`34`	`+#endif`
`30`	`35`	`std::chrono::nanoseconds do_clock_gettime( int clock_id )`
`31`	`36`	`{`
`32`	`37`	`FILETIME lpCreationTime, lpExitTime, lpKernelTime, lpUserTime;`