Rearrange sources into subdirectories

[builder.git] / plugins / builtin / pkgconfiggenerator.cpp

diff --git a/plugins/builtin/pkgconfiggenerator.cpp b/plugins/builtin/pkgconfiggenerator.cpp
new file mode 100644 (file)
index 0000000..76ed7d9
--- /dev/null
+++ b/plugins/builtin/pkgconfiggenerator.cpp
@@ -0,0 +1,73 @@
+#include <msp/builder/builder.h>
+#include <msp/fs/utils.h>
+#include <msp/io/file.h>
+#include <msp/io/print.h>
+#include "pkgconfigfile.h"
+#include "pkgconfiggenerator.h"
+
+using namespace std;
+using namespace Msp;
+
+PkgConfigGenerator::PkgConfigGenerator(Builder &b):
+       Tool(b, "PCG")
+{
+       set_run_internal(_run);
+}
+
+Target *PkgConfigGenerator::create_target(const vector<Target *> &, const string &)
+{
+       throw logic_error("Not implemented");
+}
+
+bool PkgConfigGenerator::_run(const PkgConfigFile &pkgc)
+{
+       Builder &builder = pkgc.get_package()->get_builder();
+       const SourcePackage &spkg = *pkgc.get_package();
+
+       IO::BufferedFile out(pkgc.get_path().str(), IO::M_WRITE);
+       IO::print(out, "prefix=%s\n", builder.get_prefix().str());
+       IO::print(out, "source=%s\n\n", spkg.get_source_directory());
+
+       IO::print(out, "Name: %s\n", spkg.get_label());
+       IO::print(out, "Description: %s\n", spkg.get_description());
+       IO::print(out, "Version: %s\n", spkg.get_version());
+
+       IO::print(out, "Requires:");
+       for(const Package *r: spkg.get_required_packages())
+               if(r->uses_pkgconfig())
+                       IO::print(out, " %s", r->get_name());
+       out.put('\n');
+
+       const BuildInfo &binfo = spkg.get_exported_build_info();
+       IO::print(out, "Libs:");
+       for(const FS::Path &p: binfo.libpath)
+               IO::print(out, " -L%s", prefixify(p, builder.get_prefix()));
+       for(const string &l: binfo.libs)
+               IO::print(out, " -l%s", l);
+       if(binfo.threads)
+               out.write("-pthread");
+       out.put('\n');
+
+       IO::print(out, "Cflags:");
+       for(const FS::Path &p: binfo.incpath)
+               IO::print(out, " -I%s", prefixify(p, builder.get_prefix()));
+       for(const auto &kvp: binfo.defines)
+               if(kvp.second.empty())
+                       IO::print(out, " -D%s", kvp.first);
+               else
+                       IO::print(out, " -D%s=%s", kvp.first, kvp.second);
+       out.put('\n');
+
+       return true;
+}
+
+string PkgConfigGenerator::prefixify(const FS::Path &path, const FS::Path &prefix)
+{
+       if(FS::descendant_depth(path, prefix)>=0)
+       {
+               FS::Path rel_path = FS::relative(path, prefix);
+               return "${prefix}"+rel_path.str().substr(1);
+       }
+       else
+               return path.str();
+}