[Boost-commit] svn:boost r47916 - in sandbox/libs/extension: examples/runtime_compilation examples/runtime_compilation/bjam examples/tutorial_3 examples/tutorial_4 examples/tutorial_5 test

From: oryol_at_[hidden]
Date: 2008-07-31 14:13:13

Author: jeremypack
Date: 2008-07-31 14:13:12 EDT (Thu, 31 Jul 2008)
New Revision: 47916
URL: http://svn.boost.org/trac/boost/changeset/47916

Log:
Move bjam_compilation example.
Added:
   sandbox/libs/extension/examples/runtime_compilation/bjam_compilation.cpp   (contents, props changed)
   sandbox/libs/extension/examples/tutorial_3/
   sandbox/libs/extension/examples/tutorial_4/
   sandbox/libs/extension/examples/tutorial_5/
Removed:
   sandbox/libs/extension/examples/runtime_compilation/bjam/
   sandbox/libs/extension/test/auto_test_main.cpp
Text files modified: 
   sandbox/libs/extension/examples/runtime_compilation/Jamfile.v2 |    28 ++++++++++++++++++++++++++++            
   1 files changed, 28 insertions(+), 0 deletions(-)

Modified: sandbox/libs/extension/examples/runtime_compilation/Jamfile.v2
==============================================================================
--- sandbox/libs/extension/examples/runtime_compilation/Jamfile.v2	(original)
+++ sandbox/libs/extension/examples/runtime_compilation/Jamfile.v2	2008-07-31 14:13:12 EDT (Thu, 31 Jul 2008)
@@ -0,0 +1,28 @@
+# Boost.Extension - examples Jamfile
+#
+# Copyright 2007 Jeremy Pack
+# Distributed under the Boost Software License, Version 1.0. (See
+# accompanying file LICENSE_1_0.txt or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+#
+# See http://www.boost.org/ for latest version.
+#
+
+import type : change-generated-target-suffix ;
+import type : change-generated-target-prefix ;
+type.change-generated-target-suffix SHARED_LIB : : extension ;
+type.change-generated-target-prefix SHARED_LIB : : lib ;
+import os ;
+
+local BOOST_ROOT = [ os.environ BOOST_ROOT ] ;
+project 
+    : requirements
+      
+      <library>$(BOOST_ROOT)/libs/filesystem/build//boost_filesystem/<link>static
+      <library>$(BOOST_ROOT)/libs/system/build//boost_system/<link>static
+      <include>../../../
+      <include>$(BOOST_ROOT)
+    :
+    ;
+
+exe bjam_compilation_bin : bjam_compilation.cpp ;

Added: sandbox/libs/extension/examples/runtime_compilation/bjam_compilation.cpp
==============================================================================
--- (empty file)
+++ sandbox/libs/extension/examples/runtime_compilation/bjam_compilation.cpp	2008-07-31 14:13:12 EDT (Thu, 31 Jul 2008)
@@ -0,0 +1,154 @@
+/*
+ * Boost.Extension / bjam_compilation example source:
+ *         main file for bjam compilation
+ *
+ * (C) Copyright Jeremy Pack 2008
+ * Distributed under the Boost Software License, Version 1.0. (See
+ * accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ *
+ * See http://www.boost.org/ for latest version.
+ */
+
+
+#include "compilation.hpp"
+
+#include <iostream>
+
+#include <boost/bind.hpp>
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+#include <boost/extension/shared_library.hpp>
+
+namespace boost {
+namespace extensions {
+namespace {
+const char* boost_build_contents =
+"local rule if-has-file ( file + : dir * ) \n"
+"{ \n"
+"    local result ;\n"
+"    if $(dir) { \n"
+"        result = [ GLOB $(dir) : $(file) ] ;\n"
+"    } return $(result[1]:P) ; }\n"
+" local boost-src = [ if-has-file configure : [ MATCH --boost=(.*)\n"
+" : $(ARGV) ] $(BOOST) $(.boost-build-file:D)/../boost ] ;\n"
+" local boost-build-src = [ if-has-file bootstrap.jam :\n"
+" [ MATCH --boost-build=(.*) : $(ARGV) ] $(BOOST_BUILD_PATH) $(BOOST_BUILD)\n"
+" $(boost-src)/tools/build/v2 ] ; BOOST ?= $(boost-src) ;\n"
+" BOOST_ROOT ?= $(boost-src) ; boost-build $(boost-build-src) ;\n";
+
+const char* jamfile_preamble =
+"import type : change-generated-target-suffix ; \n"
+"import type : change-generated-target-prefix ; \n"
+"type.change-generated-target-suffix SHARED_LIB : : extension ; \n"
+"type.change-generated-target-prefix SHARED_LIB : : lib ; \n"
+"import os ; \n"
+"local BOOST_ROOT = [ os.environ BOOST_ROOT ] ; \n"
+"local BOOST_SANDBOX_ROOT = [ os.environ BOOST_SANDBOX_ROOT ] ; \n"
+"project : requirements <include>$(BOOST_SANDBOX_ROOT) <include>$(BOOST_ROOT) \n"
+"<toolset>gcc:<find-shared-library>dl \n"
+"<toolset>gcc:<linkflags>\"-Wl,-rpath,'$ORIGIN'\" \n"
+"<toolset>darwin:<define>DYLD_LIBRARY_PATH=./ : ; \n";
+
+void PrintHeader(std::ostream& out, const std::string& header_location) {
+  out << "#include " << header_location << std::endl;
+}
+
+}  // namespace
+
+class bjam_compilation : public compilation {
+public:
+  virtual bool run(const std::string& library_name,
+                   const std::string& external_function_contents,
+                   type_map& types,
+                   const std::string& earlier_file_contents = "") const {
+    using namespace boost::filesystem;
+
+    // Find the current path so that it can be reset after
+    // the shared library is loaded.
+    path initial_path(current_path());
+
+    // If there is a compilation_directory set, switch to it.
+    if (!compilation_directory_.empty()) {
+      std::system(("cd " + compilation_directory_).c_str());
+    }
+
+    // Create boost-build.jam.
+    path compilation_path(current_path());
+    ofstream o(compilation_path / "boost-build.jam");
+    o << "# Start\n\n"
+      << std::string(boost_build_contents) << std::endl;
+
+    // Create Jamfile.v2
+    ofstream p(compilation_path / "Jamfile.v2");
+    p << "# Start\n\n"
+      << std::string(jamfile_preamble)
+      << " lib " << library_name << " : " << library_name
+      << ".cpp ;\ninstall . : " << library_name << " ;"
+      << std::endl;
+    p.close();
+
+    // Create Jamroot.
+    ofstream r(compilation_path / "Jamroot");
+    r << "# empty" << std::endl;
+    r.close();
+
+    // Create the source file that will be compiled.
+    ofstream cpp_file(compilation_path / (library_name + ".cpp"));
+    cpp_file << "// Boost.Extension generated file" << std::endl;
+    std::for_each(headers_.begin(), headers_.end(),
+                  boost::bind(PrintHeader, boost::ref(cpp_file), _1));
+    cpp_file <<
+      "\n\nextern \"C\" "
+      "void BOOST_EXTENSION_EXPORT_DECL\n"
+      "boost_extension_compiled_function("
+      "boost::extensions::type_map& types) {\n"
+      << external_function_contents << "\n}" << std::endl;
+    cpp_file.close();
+
+    // Compile it!
+    int result = 0;
+    if ((result = std::system("bjam")) != 0) {
+      std::cerr << "Compilation failed." << std::endl;
+      return false;
+    }
+    std::cout << "Compilation result: " << result << std::endl;
+
+    // Open the shared library, and call the function.
+    shared_library library("lib" + library_name + ".extension");
+    if (!library.open()) {
+      std::cerr << "Library not found." << std::endl;
+      return false;
+    }
+    typedef void (*compiled_func)(type_map&);
+    compiled_func func =
+      library.get<void, type_map&>("boost_extension_compiled_function");
+    if (!func) {
+      std::cerr << "Function not found." << std::endl;
+      return false;
+    }
+    func(types);
+
+    // Return to the original directory.
+    std::system(("cd " + initial_path.string()).c_str());
+    return true;
+  }
+};
+} // namespace extensions
+}  // namespace boost
+
+
+int main(int argc, char* argv[]) {
+  using namespace boost::extensions;
+  bjam_compilation c;
+  c.add_header("<iostream>");
+  type_map types;
+  if (c.run("test_library",
+            "std::cout << \"Inside the shared library: Yay!\" << std::endl;",
+            types)) {
+    std::cout << "Success!" << std::endl;
+  } else {
+    std::cout << "Failure!" << std::endl;
+  }
+  return 0;
+}

Deleted: sandbox/libs/extension/test/auto_test_main.cpp
==============================================================================
--- sandbox/libs/extension/test/auto_test_main.cpp	2008-07-31 14:13:12 EDT (Thu, 31 Jul 2008)
+++ (empty file)
@@ -1,13 +0,0 @@
-/*
- * Boost.Extension / this file is used to build all test cas files in one executable
- *
- * (C) Copyright Jeremy Pack 2007
- * Distributed under the Boost Software License, Version 1.0. (See
- * accompanying file LICENSE_1_0.txt or copy at
- * http://www.boost.org/LICENSE_1_0.txt)
- *
- * See http://www.boost.org/ for latest version.
- */
-
-#define BOOST_TEST_MAIN
-#include <boost/test/unit_test.hpp>