From 353069077e5a35b5a7aa282fde939b1d1d7f68df Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Tue, 3 Jan 2023 00:46:59 +0200
Subject: [PATCH] Create import libraries with MSVC linker

---
 plugins/msvc/msvclinker.cpp | 24 +++++++++++++++++++++++-
 plugins/msvc/msvclinker.h   |  1 +
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/plugins/msvc/msvclinker.cpp b/plugins/msvc/msvclinker.cpp
index ca77a28..5ce9d32 100644
--- a/plugins/msvc/msvclinker.cpp
+++ b/plugins/msvc/msvclinker.cpp
@@ -2,6 +2,7 @@
 #include <msp/builder/component.h>
 #include <msp/builder/executable.h>
 #include <msp/builder/importlibrary.h>
+#include <msp/builder/installedfile.h>
 #include <msp/builder/objectfile.h>
 #include <msp/builder/sharedlibrary.h>
 #include <msp/builder/sourcepackage.h>
@@ -41,13 +42,34 @@ Target *MsvcLinker::create_target(const vector<Target *> &sources, const string
 	const Component &comp = *objs.front()->get_component();
 	Binary *bin = 0;
 	if(arg=="shared")
-		bin = new SharedLibrary(builder, comp, objs);
+	{
+		SharedLibrary *shlib = new SharedLibrary(builder, comp, objs);
+		bin = shlib;
+		ImportLibrary *imp = new ImportLibrary(builder, comp, *shlib);
+		for(ObjectFile *o: objs)
+			imp->add_dependency(*o);
+		imp->set_tool(*this);
+		shlib->add_side_effect(*imp);
+	}
 	else
 		bin = new Executable(builder, comp, objs);
 	bin->set_tool(*this);
 	return bin;
 }
 
+Target *MsvcLinker::create_install(Target &target) const
+{
+	if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(&target))
+	{
+		Tool &copy = builder.get_toolchain().get_tool("CP");
+		InstalledFile *inst_tgt = dynamic_cast<InstalledFile *>(copy.create_target(target));
+		builder.get_build_graph().add_installed_target(*shlib->get_import_library());
+		return inst_tgt;
+	}
+	else
+		return 0;
+}
+
 string MsvcLinker::create_build_signature(const BuildInfo &binfo) const
 {
 	string result = Tool::create_build_signature(binfo);
diff --git a/plugins/msvc/msvclinker.h b/plugins/msvc/msvclinker.h
index fe98c7d..fc9e9df 100644
--- a/plugins/msvc/msvclinker.h
+++ b/plugins/msvc/msvclinker.h
@@ -15,6 +15,7 @@ public:
 	MsvcLinker(Builder &, const Architecture &, const MicrosoftTools &);
 
 	Target *create_target(const std::vector<Target *> &, const std::string &) override;
+	Target *create_install(Target &) const override;
 	std::string create_build_signature(const BuildInfo &) const override;
 
 protected:
-- 
2.45.2