From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 18 Dec 2022 15:58:59 +0000 (+0200)
Subject: Generate GUIDs for Visual C++ project files
X-Git-Url: http://git.tdb.fi/?p=builder.git;a=commitdiff_plain;h=a557d2ba9aae4a05e4b15c81ba5262da7caac2a5

Generate GUIDs for Visual C++ project files
---

diff --git a/Build b/Build
index 2363ad7..34f5e40 100644
--- a/Build
+++ b/Build
@@ -5,6 +5,7 @@ package "builder"
 
 	require "mspcore";
 	require "mspdatafile";
+	require "mspcrypto";
 	require "sigc++-2.0";
 
 	program "builder"
diff --git a/source/vcxprojectfile.cpp b/source/vcxprojectfile.cpp
index 7b09db0..c591524 100644
--- a/source/vcxprojectfile.cpp
+++ b/source/vcxprojectfile.cpp
@@ -1,9 +1,24 @@
+#include <msp/crypto/md5.h>
+#include <msp/strings/format.h>
 #include "builder.h"
 #include "sourcepackage.h"
 #include "vcxprojectfile.h"
 
+using namespace Msp;
+
 VcxProjectFile::VcxProjectFile(Builder &b, const SourcePackage &p):
 	FileTarget(b, p, p.get_source_directory()/(p.get_name()+".vcxproj"))
 {
 	tool = &builder.get_toolchain().get_tool("VCXG");
+
+	char digest[16];
+	Crypto::MD5(package->get_name()).get_digest(digest, sizeof(digest));
+	digest[6] = 3;
+	digest[8] = (digest[6]&0x3F)|0x80;
+	for(unsigned j=0; j<sizeof(digest); ++j)
+	{
+		if(j==4 || j==6 || j==8 || j==10)
+			guid += '-';
+		guid += format("%02x", static_cast<unsigned char>(digest[j]));
+	}
 }
diff --git a/source/vcxprojectfile.h b/source/vcxprojectfile.h
index b5a90d1..ff3aba1 100644
--- a/source/vcxprojectfile.h
+++ b/source/vcxprojectfile.h
@@ -5,10 +5,15 @@
 
 class VcxProjectFile: public FileTarget
 {
+private:
+	std::string guid;
+
 public:
 	VcxProjectFile(Builder &, const SourcePackage &);
 
 	virtual const char *get_type() const { return "VcxProjectFile"; }
+
+	const std::string &get_guid() const { return guid; }
 };
 
 #endif
diff --git a/source/vcxprojectgenerator.cpp b/source/vcxprojectgenerator.cpp
index 871cde9..a173829 100644
--- a/source/vcxprojectgenerator.cpp
+++ b/source/vcxprojectgenerator.cpp
@@ -57,6 +57,7 @@ void VcxProjectGenerator::Worker::main()
 	IO::print(out, "\t<PropertyGroup Label=\"Globals\">\n");
 	IO::print(out, "\t\t<VCProjectVersion>15.0</VCProjectVersion>\n");
 	IO::print(out, "\t\t<Keyword>MakeFileProj</Keyword>\n");
+	IO::print(out, "\t\t<ProjectGuid>{%s}</ProjectGuid>\n", target.get_guid());
 	IO::print(out, "\t</PropertyGroup>\n");
 
 	IO::print(out, "\t<Import Project=\"$(VCTargetsPath)\\Microsoft.Cpp.Default.props\" />\n");