From 1adbf7b710d52958f6c0168ccb492252c1f19d4a Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 13 Mar 2020 08:48:43 +0200
Subject: Cleanup and make config/utility.?xx part of build system core

---
 libbuild2/config/utility.cxx | 180 ++-----------------------------------------
 1 file changed, 7 insertions(+), 173 deletions(-)

(limited to 'libbuild2/config/utility.cxx')

diff --git a/libbuild2/config/utility.cxx b/libbuild2/config/utility.cxx
index a39d3e0..b9fc513 100644
--- a/libbuild2/config/utility.cxx
+++ b/libbuild2/config/utility.cxx
@@ -3,17 +3,17 @@
 
 #include <libbuild2/config/utility.hxx>
 
-#include <libbuild2/file.hxx>
-#include <libbuild2/context.hxx>
-#include <libbuild2/filesystem.hxx>
-#include <libbuild2/diagnostics.hxx>
-
-#include <libbuild2/config/module.hxx>
-
 using namespace std;
 
 namespace build2
 {
+  void (*config_save_variable) (scope&, const variable&, uint64_t);
+  void (*config_save_module) (scope&, const char*, int);
+  const string& (*config_preprocess_create) (context&,
+                                             values&,
+                                             vector_view<opspec>&,
+                                             bool,
+                                             const location&);
   namespace config
   {
     pair<lookup, bool>
@@ -126,171 +126,5 @@ namespace build2
       else
         return false;
     }
-
-    void
-    save_variable (scope& rs, const variable& var, uint64_t flags)
-    {
-      if (module* m = rs.find_module<module> (module::name))
-        m->save_variable (var, flags);
-    }
-
-    void
-    save_module (scope& rs, const char* name, int prio)
-    {
-      if (module* m = rs.find_module<module> (module::name))
-        m->save_module (name, prio);
-    }
-
-    void
-    create_project (const dir_path& d,
-                    const build2::optional<dir_path>& amal,
-                    const strings& bmod,
-                    const string&  rpre,
-                    const strings& rmod,
-                    const string&  rpos,
-                    bool config,
-                    bool buildfile,
-                    const char* who,
-                    uint16_t verbosity)
-    {
-      string hdr ("# Generated by " + string (who) + ". Edit if you know"
-                  " what you are doing.\n"
-                  "#");
-
-      // If the directory exists, verify it's empty. Otherwise, create it.
-      //
-      if (exists (d))
-      {
-        if (!empty (d))
-          fail << "directory " << d << " exists and is not empty";
-      }
-      else
-        mkdir_p (d, verbosity);
-
-      // Create the build/ subdirectory.
-      //
-      // Note that for now we use the standard build file/directory scheme.
-      //
-      mkdir (d / std_build_dir, verbosity);
-
-      // Write build/bootstrap.build.
-      //
-      {
-        path f (d / std_bootstrap_file);
-
-        if (verb >= verbosity)
-          text << (verb >= 2 ? "cat >" : "save ") << f;
-
-        try
-        {
-          ofdstream ofs (f);
-
-          ofs << hdr << endl
-              << "project =" << endl;
-
-          if (amal)
-          {
-            ofs << "amalgamation =";
-
-            if (!amal->empty ())
-            {
-              ofs << ' ';
-              to_stream (ofs, *amal, true /* representation */);
-            }
-
-            ofs << endl;
-          }
-
-          ofs << endl;
-
-          if (config)
-            ofs << "using config" << endl;
-
-          for (const string& m: bmod)
-          {
-            if (!config || m != "config")
-              ofs << "using " << m << endl;
-          }
-
-          ofs.close ();
-        }
-        catch (const io_error& e)
-        {
-          fail << "unable to write to " << f << ": " << e;
-        }
-      }
-
-      // Write build/root.build.
-      //
-      {
-        path f (d / std_root_file);
-
-        if (verb >= verbosity)
-          text << (verb >= 2 ? "cat >" : "save ") << f;
-
-        try
-        {
-          ofdstream ofs (f);
-
-          ofs << hdr << endl;
-
-          if (!rpre.empty ())
-            ofs << rpre << endl
-                << endl;
-
-          for (const string& cm: rmod)
-          {
-            // If the module name start with '?', then use optional load.
-            //
-            bool opt (cm.front () == '?');
-            string m (cm, opt ? 1 : 0);
-
-            // Append .config unless the module name ends with '.', in which
-            // case strip it.
-            //
-            if (m.back () == '.')
-              m.pop_back ();
-            else
-              m += ".config";
-
-            ofs << "using" << (opt ? "?" : "") << " " << m << endl;
-          }
-
-          if (!rpos.empty ())
-            ofs << endl
-                << rpre << endl;
-
-          ofs.close ();
-        }
-        catch (const io_error& e)
-        {
-          fail << "unable to write to " << f << ": " << e;
-        }
-      }
-
-      // Write root buildfile.
-      //
-      if (buildfile)
-      {
-        path f (d / std_buildfile_file);
-
-        if (verb >= verbosity)
-          text << (verb >= 2 ? "cat >" : "save ") << f;
-
-        try
-        {
-          ofdstream ofs (f);
-
-          ofs << hdr << endl
-              << "./: {*/ -build/}" << endl;
-
-          ofs.close ();
-        }
-        catch (const io_error& e)
-        {
-          fail << "unable to write to " << f << ": " << e;
-        }
-      }
-    }
   }
 }
-- 
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