Migrated

fpc/library/c.cpp

@@ -3,7 +3,6 @@
 #include "helper.h"
 #include "tier1/utlvector.h"
 #include "libgen.h"
-#include <cstdio>
 
 struct ClangFile_t
 {
@@ -21,11 +20,10 @@ CLDProject CCProject::Compile()
 	for (auto &file: files)
 	{
 		CUtlString szOutputFile = CUtlString("%s/cc/%u_%s/%s/%s.o",FPC_TEMPORAL_DIRNAME, hash, m_szName.GetString(), IFileSystem2::OwnDirectory(), file.GetString());
-		CUtlString szOutputDir = szOutputFile;
-		szOutputDir = dirname(szOutputDir);
-		IFileSystem2::MakeDirectory(szOutputDir);
+		CUtlString szOutputDir;
+		CUtlVector<CUtlString> args;
 
-		CUtlVector<CUtlString> args = {
+		args = {
 			"-g",
 			"-c",
 			"-o",
@@ -51,7 +49,14 @@ CLDProject CCProject::Compile()
 			args.AppendTail("-include");
 			args.AppendTail(include);
 		}
+		if (!IFileSystem2::ShouldRecompile(file, szOutputFile))
+			goto skipcompile;
+		szOutputDir = szOutputFile;
+		szOutputDir = dirname(szOutputDir);
+		IFileSystem2::MakeDirectory(szOutputDir);
 		IRunner::Run("clang", args);
+
+skipcompile:
 		proj.objects.AppendTail((CObject){szOutputFile});
 
 		ClangFile_t cfile = {};

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)() )

fpc/library/ld.cpp

@@ -40,6 +40,11 @@ CUtlString CLDProject::Link( void )
 			args.AppendTail("-shared");
 		for (auto object: objects)
 			args.AppendTail(object.m_szObjectFile);
+		for (auto lib: libraries)
+		{
+			args.AppendTail("-l");
+			args.AppendTail(lib);
+		}
 		IRunner::Run("clang++", args);
 	}
 	return szOutputFile;

fpc/library/runner.cpp

@@ -16,6 +16,7 @@ int IRunner::Run(CUtlString szName, CUtlVector<CUtlString>& args)
 		execargs.AppendTail(szName);
 		for (auto &arg: args)
 		{
+			V_printf("%s\n",arg.GetString());
 			execargs.AppendTail(arg);
 		}
 		execargs.AppendTail(0);

fpc/library/target.cpp

@@ -0,0 +1,16 @@
+#include "target.h"
+#include <god/build.h>
+
+Target_t Target_t::DefaultTarget()
+{
+	return {
+		.kernel = TARGET_KERNEL_LINUX,
+#ifdef __x86_64__
+		.cpu = TARGET_CPU_AMD64,
+#endif
+#ifdef __x86__
+		.cpu = TARGET_CPU_I386,
+#endif
+		.optimization = TARGET_DEBUG,
+	};
+}