X-Git-Url: http://git.tdb.fi/?p=builder.git;a=blobdiff_plain;f=source%2Fgnucompiler.cpp;h=b186bb367cdb84350988f143142085c4b690a3ca;hp=470934e0fe7e32432f7d9b344690e9bcbd5be047;hb=79f9a5a7faf8ac8adf720b76b9cd9fd054e80906;hpb=ba75b70d983e1af41cd96a9d95d03e03a0edbc00

diff --git a/source/gnucompiler.cpp b/source/gnucompiler.cpp
index 470934e..b186bb3 100644
--- a/source/gnucompiler.cpp
+++ b/source/gnucompiler.cpp
@@ -28,7 +28,8 @@ const char *cpus[] =
 }
 
 GnuCompiler::GnuCompiler(Builder &b, const Architecture &a, const string &t):
-	Tool(b, a, t)
+	Tool(b, a, t),
+	version(0)
 {
 	if(tag=="CC")
 	{
@@ -101,11 +102,17 @@ string GnuCompiler::create_build_signature(const BuildInfo &binfo) const
 }
 
 void GnuCompiler::do_prepare()
+{
+	executable = builder.get_vfs().find_binary(command);
+	prepare_syspath();
+	prepare_version();
+}
+
+void GnuCompiler::prepare_syspath()
 {
 	bool path_found = false;
 	const FS::Path &sysroot = build_info.sysroot;
 
-	executable = builder.get_vfs().find_binary(command);
 	if(executable)
 	{
 		ExternalTask::Arguments argv;
@@ -159,6 +166,37 @@ void GnuCompiler::do_prepare()
 	}
 }
 
+void GnuCompiler::prepare_version()
+{
+	if(!executable)
+		return;
+
+	prepare_version("-dumpversion");
+	if(version>=0x70000)
+		prepare_version("-dumpfullversion");
+	builder.get_logger().log("tools", format("%s version is %d.%d.%d", FS::basename(executable->get_path()), version>>16, (version>>8)&0xFF, version&0xFF));
+}
+
+void GnuCompiler::prepare_version(const string &arg)
+{
+	ExternalTask::Arguments argv;
+	argv.push_back(executable->get_path().str());
+	argv.push_back(arg);
+
+	builder.get_logger().log("auxcommands", format("Running %s", join(argv.begin(), argv.end())));
+	try
+	{
+		string version_str = strip(ExternalTask::run_and_capture_output(argv));
+
+		vector<string> version_parts = split(version_str, '.');
+		version = 0;
+		for(unsigned i=0; (i<3 && i<version_parts.size()); ++i)
+			version |= lexical_cast<unsigned>(version_parts[i])<<(16-8*i);
+	}
+	catch(const runtime_error &)
+	{ }
+}
+
 Task *GnuCompiler::run(const Target &target) const
 {
 	const ObjectFile &object = dynamic_cast<const ObjectFile &>(target);