From f5d23e3e6ad425075182982c1ef717cb0873bbdc Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 22 Aug 2021 14:28:01 +0300
Subject: [PATCH] Basic support for running builder on Windows

---
 source/copy.cpp           | 2 ++
 source/externaltask.cpp   | 5 ++++-
 source/packagemanager.cpp | 6 ++++++
 source/sourcepackage.cpp  | 8 ++++++--
 4 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/source/copy.cpp b/source/copy.cpp
index 2d2a7ca..6a2de24 100644
--- a/source/copy.cpp
+++ b/source/copy.cpp
@@ -65,6 +65,7 @@ void Copy::Worker::main()
 		return;
 	}
 
+#ifndef _WIN32
 	// Preserve file permissions
 	struct stat st;
 	if(stat(src_path.str().c_str(), &st)==0)
@@ -78,6 +79,7 @@ void Copy::Worker::main()
 			FS::unlink(link);
 		symlink(relpath.str().c_str(), link.str().c_str());
 	}
+#endif
 
 	status = Task::SUCCESS;
 }
diff --git a/source/externaltask.cpp b/source/externaltask.cpp
index 07ad870..dce0e06 100644
--- a/source/externaltask.cpp
+++ b/source/externaltask.cpp
@@ -1,6 +1,5 @@
 #include <cstdlib>
 #include <unistd.h>
-#include <sys/wait.h>
 #include <msp/fs/dir.h>
 #include <msp/io/console.h>
 #include <msp/io/file.h>
@@ -73,7 +72,11 @@ void ExternalTask::start()
 
 	if(stdin_action==IGNORE || stdout_action==IGNORE || stderr_action==IGNORE)
 	{
+#ifdef _WIN32
+		devnull = new IO::File("nul", IO::M_RDWR);
+#else
 		devnull = new IO::File("/dev/null", IO::M_RDWR);
+#endif
 		if(stdin_action==IGNORE)
 			process->redirect_cin(*devnull);
 		if(stdout_action==IGNORE)
diff --git a/source/packagemanager.cpp b/source/packagemanager.cpp
index 9ca11ba..2ee3c30 100644
--- a/source/packagemanager.cpp
+++ b/source/packagemanager.cpp
@@ -125,6 +125,7 @@ Package *PackageManager::find_package(const string &name)
 
 string PackageManager::run_pkgconfig(const string &pkg, const string &what)
 {
+#ifndef _WIN32
 	if(!env_set)
 	{
 		const FS::Path &prefix = builder.get_prefix();
@@ -166,6 +167,11 @@ string PackageManager::run_pkgconfig(const string &pkg, const string &what)
 	builder.get_logger().log("auxcommands", format("Running %s", join(argv.begin(), argv.end())));
 
 	return ExternalTask::run_and_capture_output(argv);
+#else
+	(void)pkg;
+	(void)what;
+	return string();
+#endif
 }
 
 FS::Path PackageManager::get_package_location(const string &name)
diff --git a/source/sourcepackage.cpp b/source/sourcepackage.cpp
index bb99994..0a69d7a 100644
--- a/source/sourcepackage.cpp
+++ b/source/sourcepackage.cpp
@@ -133,13 +133,17 @@ void SourcePackage::do_prepare()
 	for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
 		(*i)->create_targets();
 
+	const Architecture &arch = builder.get_native_arch();
 	if(!export_binfo.libs.empty())
 	{
 		export_binfo.incpath.push_back((builder.get_prefix()/"include").str());
 		export_binfo.libpath.push_back((builder.get_prefix()/"lib").str());
 
-		PkgConfigFile *pc = new PkgConfigFile(builder, *this);
-		builder.get_build_graph().get_target("install")->add_dependency(*builder.get_toolchain().get_tool("CP").create_target(*pc));
+		if(arch.get_system()=="linux")
+		{
+			PkgConfigFile *pc = new PkgConfigFile(builder, *this);
+			builder.get_build_graph().get_target("install")->add_dependency(*builder.get_toolchain().get_tool("CP").create_target(*pc));
+		}
 	}
 }
 
-- 
2.45.2