From 3faecf9a00512dcbc8712c4bca9adae72fb64410 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Sat, 12 May 2012 14:01:52 -0400
Subject: Give in and copy bjam into cdec source code

---
 jam-files/boost-build/tools/unix.py | 150 ++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 jam-files/boost-build/tools/unix.py

(limited to 'jam-files/boost-build/tools/unix.py')

diff --git a/jam-files/boost-build/tools/unix.py b/jam-files/boost-build/tools/unix.py
new file mode 100644
index 00000000..d409c2e4
--- /dev/null
+++ b/jam-files/boost-build/tools/unix.py
@@ -0,0 +1,150 @@
+#  Copyright (c) 2004 Vladimir Prus.
+#
+#  Use, modification and distribution is subject to the Boost Software
+#  License Version 1.0. (See accompanying file LICENSE_1_0.txt or
+#  http://www.boost.org/LICENSE_1_0.txt)
+
+""" This file implements linking semantics common to all unixes. On unix, static
+    libraries must be specified in a fixed order on the linker command line. Generators
+    declared there store information about the order and use it properly.
+"""
+
+import builtin
+from b2.build import generators, type
+from b2.util.utility import *
+from b2.util import set, sequence
+
+class UnixLinkingGenerator (builtin.LinkingGenerator):
+    
+    def __init__ (self, id, composing, source_types, target_types, requirements):
+        builtin.LinkingGenerator.__init__ (self, id, composing, source_types, target_types, requirements)
+    
+    def run (self, project, name, prop_set, sources):
+        result = builtin.LinkingGenerator.run (self, project, name, prop_set, sources)
+        if result:
+            set_library_order (project.manager (), sources, prop_set, result [1])
+                                
+        return result
+    
+    def generated_targets (self, sources, prop_set, project, name):
+        sources2 = []
+        libraries = []
+        for l in sources:
+            if type.is_derived (l.type (), 'LIB'):
+                libraries.append (l)
+
+            else:
+                sources2.append (l)
+        
+        sources = sources2 + order_libraries (libraries)
+        
+        return builtin.LinkingGenerator.generated_targets (self, sources, prop_set, project, name)
+
+
+class UnixArchiveGenerator (builtin.ArchiveGenerator):
+    def __init__ (self, id, composing, source_types, target_types_and_names, requirements):
+        builtin.ArchiveGenerator.__init__ (self, id, composing, source_types, target_types_and_names, requirements)
+        
+    def run (self, project, name, prop_set, sources):
+        result = builtin.ArchiveGenerator.run(self, project, name, prop_set, sources)
+        set_library_order(project.manager(), sources, prop_set, result)
+        return result
+
+class UnixSearchedLibGenerator (builtin.SearchedLibGenerator):
+    
+    def __init__ (self):
+        builtin.SearchedLibGenerator.__init__ (self)
+    
+    def optional_properties (self):
+        return self.requirements ()
+              
+    def run (self, project, name, prop_set, sources, multiple):
+        result = SearchedLibGenerator.run (project, name, prop_set, sources, multiple)
+        
+        set_library_order (sources, prop_set, result)
+        
+        return result
+
+class UnixPrebuiltLibGenerator (generators.Generator):
+    def __init__ (self, id, composing, source_types, target_types_and_names, requirements):
+        generators.Generator.__init__ (self, id, composing, source_types, target_types_and_names, requirements)
+
+    def run (self, project, name, prop_set, sources, multiple):
+        f = prop_set.get ('<file>')
+        set_library_order_aux (f, sources)
+        return (f, sources)
+
+### # The derived toolset must specify their own rules and actions.
+# FIXME: restore?
+# action.register ('unix.prebuilt', None, None)
+
+
+generators.register (UnixPrebuiltLibGenerator ('unix.prebuilt', False, [], ['LIB'], ['<file>', '<toolset>unix']))
+
+
+
+
+
+### # Declare generators
+### generators.register [ new UnixLinkingGenerator unix.link : LIB OBJ : EXE 
+###     : <toolset>unix ] ;
+generators.register (UnixArchiveGenerator ('unix.archive', True, ['OBJ'], ['STATIC_LIB'], ['<toolset>unix']))
+
+### generators.register [ new UnixLinkingGenerator unix.link.dll : LIB OBJ : SHARED_LIB 
+###     : <toolset>unix ] ;
+### 
+### generators.register [ new UnixSearchedLibGenerator 
+###    unix.SearchedLibGenerator : : SEARCHED_LIB : <toolset>unix ] ;
+### 
+### 
+### # The derived toolset must specify their own actions.
+### actions link {
+### }
+### 
+### actions link.dll {
+### }
+
+def unix_archive (manager, targets, sources, properties):
+    pass
+
+# FIXME: restore?
+#action.register ('unix.archive', unix_archive, [''])
+
+### actions searched-lib-generator {    
+### }
+### 
+### actions prebuilt {
+### }
+
+
+from b2.util.order import Order
+__order = Order ()
+
+def set_library_order_aux (from_libs, to_libs):
+    for f in from_libs:
+        for t in to_libs:
+            if f != t:
+                __order.add_pair (f, t)
+
+def set_library_order (manager, sources, prop_set, result):
+    used_libraries = []
+    deps = prop_set.dependency ()
+
+    sources.extend(d.value() for d in deps)
+    sources = sequence.unique(sources)
+
+    for l in sources:
+        if l.type () and type.is_derived (l.type (), 'LIB'):
+            used_libraries.append (l)
+
+    created_libraries = []
+    for l in result:
+        if l.type () and type.is_derived (l.type (), 'LIB'):
+            created_libraries.append (l)
+    
+    created_libraries = set.difference (created_libraries, used_libraries)
+    set_library_order_aux (created_libraries, used_libraries)
+
+def order_libraries (libraries):
+    return __order.order (libraries)
+     
-- 
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