Migrated

fpc/library/helper.cpp

@@ -5,6 +5,7 @@
 #include "tier1/utlstring.h"
 #include "unistd.h"
 #include "libgen.h"
+#include "sys/stat.h"
 
 unsigned int g_hashState = 102851263;
 unsigned int CProject::GenerateProjectHash( void )
@@ -52,6 +53,19 @@ void IFileSystem2::MakeDirectory( const char *psz )
 	IRunner::Run("mkdir", args);
 };
 
+bool IFileSystem2::ShouldRecompile(const char *szSource, const char *szOutput)
+{
+	struct stat srcbuf;
+	struct stat outbuf;
+	if (stat(szSource, &srcbuf) != 0) {
+		return true;
+	}
+	if (stat(szOutput, &outbuf) != 0) {
+		return true;
+	}
+	return outbuf.st_mtime < srcbuf.st_mtime;
+};
+
 CUtlVector<CBuildStage*> g_buildStages;
 
 CBuildStage::CBuildStage( CUtlString sz, int(*pMainFn)() )