From 5f29fc16fb85a934280e00e54bc6307685c4e05d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 9 Dec 2015 09:43:38 +0200
Subject: Add support for specifying additional rpath's

For example:

b config.bin.rpath=/usr/local/lib
---
 build/bin/module.cxx | 44 +++++++++++++++++++++++++++-----------------
 1 file changed, 27 insertions(+), 17 deletions(-)

(limited to 'build/bin/module.cxx')

diff --git a/build/bin/module.cxx b/build/bin/module.cxx
index 0813433..e17463c 100644
--- a/build/bin/module.cxx
+++ b/build/bin/module.cxx
@@ -40,6 +40,25 @@ namespace build
       tracer trace ("bin::init");
       level5 ([&]{trace << "for " << b.out_path ();});
 
+      // Enter module variables.
+      //
+      if (first)
+      {
+        auto& v (var_pool);
+
+        v.find ("config.bin.lib", string_type);
+        v.find ("config.bin.exe.lib", strings_type);
+        v.find ("config.bin.liba.lib", strings_type);
+        v.find ("config.bin.libso.lib", strings_type);
+        v.find ("config.bin.rpath", strings_type); //@@ VAR paths_type
+
+        v.find ("bin.lib", string_type);
+        v.find ("bin.exe.lib", strings_type);
+        v.find ("bin.liba.lib", strings_type);
+        v.find ("bin.libso.lib", strings_type);
+        v.find ("bin.rpath", strings_type); //@@ VAR paths_type
+      }
+
       // Register target types.
       //
       {
@@ -79,23 +98,6 @@ namespace build
         r.insert<lib> (perform_install_id, "bin.lib", lib_);
       }
 
-      // Enter module variables.
-      //
-      if (first)
-      {
-        auto& v (var_pool);
-
-        v.find ("config.bin.lib", string_type);
-        v.find ("config.bin.exe.lib", strings_type);
-        v.find ("config.bin.liba.lib", strings_type);
-        v.find ("config.bin.libso.lib", strings_type);
-
-        v.find ("bin.lib", string_type);
-        v.find ("bin.exe.lib", strings_type);
-        v.find ("bin.liba.lib", strings_type);
-        v.find ("bin.libso.lib", strings_type);
-      }
-
       // Configure.
       //
       using config::required;
@@ -142,6 +144,14 @@ namespace build
           v = required (r, "config.bin.libso.lib", libso_lib).first;
       }
 
+      // config.bin.rpath
+      //
+      // This one is optional and we merge it into bin.rpath, if any.
+      // See the cxx module for details on merging.
+      //
+      if (const value& v = config::optional (r, "config.bin.rpath"))
+        b.assign ("bin.rpath") += as<strings> (v);
+
       // Configure "installability" of our target types.
       //
       install::path<exe> (b, dir_path ("bin"));  // Install into install.bin.
-- 
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