Add an example

examples/foo.cc

@@ -0,0 +1,26 @@
+//
+// foo.cc
+//  
+// Made by Gustavo J. A. M. Carneiro
+// Login   <gjc@localhost.localdomain>
+// 
+// Started on  Thu May 31 17:36:21 2007 Gustavo J. A. M. Carneiro
+// Started on  Thu May 31 17:36:21 2007 Gustavo J. A. M. Carneiro
+//
+
+#include "foo.h"
+#include <iostream>
+#include <string.h>
+
+int print_something(const char *message)
+{
+    std::cout << "MESSAGE1: " << message << std::endl;
+    return strlen(message);
+}
+
+int print_something_else(const char *message2)
+{
+    std::cout << "MESSAGE2: " << message2 << std::endl;
+    return strlen(message2);
+}
+

examples/foo.h

@@ -0,0 +1,7 @@
+#ifndef   	FOO_H_
+# define   	FOO_H_
+
+int print_something(const char *message);
+int print_something_else(const char *message2);
+
+#endif 	    /* !FOO_H_ */

examples/wscript

@@ -0,0 +1,72 @@
+## -*- python -*-
+import Action
+import Object
+import Params
+import Task
+
+import os, sys
+sys.path.insert(0, os.getcwd()) # to work with uninstalled pybindgen
+
+from pybindgen import (ReturnValue, Parameter, Module, Function, FileCodeSink)
+
+
+def _pybindgen_action(task):
+    target, = task.m_outputs
+    out_file = file(target.bldpath(task.m_env), "w")
+    task.function(out_file)
+    out_file.close()
+
+class PyBindGen(Object.genobj):
+    def __init__(self, env=None):
+        Object.genobj.__init__(self, 'other')
+        self.install_var = 0
+        self.env = env
+        if not self.env:
+            self.env = Params.g_build.m_allenvs['default'].copy()
+        self.function = None
+        self.target = None
+        self.prio = 5
+    def apply(self):
+        function = self.function
+        task = self.create_task('pybindgen', self.env, self.prio)
+        task.function = self.function
+        target = self.path.find_build(self.target)
+        task.set_outputs([target])
+        task.set_inputs([self.path.find_source('wscript')])
+    def install(self):
+        pass
+
+
+    
+def my_module_gen(out_file):
+    print >> out_file, "#include <Python.h>"
+    print >> out_file, "#include \"foo.h\""
+
+    mod = Module('foo')
+
+    mod.add_function(Function(ReturnValue('int'), 'print_something',
+                              [Parameter('const char*', 'message')]))
+
+    mod.add_function(Function(ReturnValue('int'), 'print_something_else',
+                              [Parameter('const char*', 'message2')]))
+
+    mod.generate(FileCodeSink(out_file))
+
+
+
+def build(bld):
+    Object.register('pybindgen', PyBindGen)
+    Action.Action('pybindgen', func=_pybindgen_action, color='BLUE')
+
+    bindgen = bld.create_obj('pybindgen')
+    bindgen.target = 'foomodule.cc'
+    bindgen.function = my_module_gen
+
+    obj = bld.create_obj('cpp', 'shlib', 'pyext')
+    obj.source = [
+        'foo.cc',
+        'foomodule.cc'
+        ]
+    obj.target = 'foo'
+    obj.post()
+

tests/wscript

@@ -3,23 +3,8 @@
 import sys
 import os.path
 import os
-from Params import fatal
 import pproc as subprocess
 
-def set_options(opt):
-    opt.tool_options('python')
-    opt.tool_options('compiler_cxx')
-
-def configure(conf):
-    conf.check_tool('misc')
-    if not conf.check_tool('compiler_cxx'):
-        fatal("Error: no C compiler was found in PATH.")
-    if not (conf.check_tool('python')
-            and conf.check_python_version((2,4,2))
-            and conf.check_python_headers()):
-        fatal("Error: missing Python development environment.\n"
-              "(Hint: if you do not have a debugging Python library installed"
-              " try using the configure option '--debug-level release')")
 
 def build(bld):
     gen = bld.create_obj('command-output')

wscript

@@ -2,6 +2,7 @@
 ## (C) 2007 Gustavo J. A. M. Carneiro
 
 import Params
+from Params import fatal
 
 VERSION='0.1'
 
@@ -10,12 +11,23 @@ srcdir = '.'
 blddir = 'build'
 
 def set_options(opt):
-    opt.sub_options('tests')
+    opt.tool_options('python')
+    opt.tool_options('compiler_cxx')
 
 def configure(conf):
-    conf.sub_config('tests')
+    conf.check_tool('misc')
+    if not conf.check_tool('compiler_cxx'):
+        fatal("Error: no C compiler was found in PATH.")
+    if not (conf.check_tool('python')
+            and conf.check_python_version((2,4,2))
+            and conf.check_python_headers()):
+        fatal("Error: missing Python development environment.\n"
+              "(Hint: if you do not have a debugging Python library installed"
+              " try using the configure option '--debug-level release')")
 
 def build(bld):
     if Params.g_commands['check']:
         bld.add_subdirs('tests')
+    bld.add_subdirs('examples')
+