[jhbuild] Automatially create not found modules (on buildone)

[Frederic Peters <fpeters src gnome org>]

commit 400976d05104f911234c4a400f9117be33a0937a
Author: Frédéric Péters <fpeters 0d be>
Date:   Sun Jul 18 16:35:52 2010 +0200

    Automatially create not found modules (on buildone)
    
    Using the buildone command only, if a module is not found, a stub
    autotools module will automatically be created, hooked to the
    default repository.

 jhbuild/commands/base.py |   18 ++++++++++++++----
 jhbuild/moduleset.py     |   14 +++++++++++---
 2 files changed, 25 insertions(+), 7 deletions(-)
---
diff --git a/jhbuild/commands/base.py b/jhbuild/commands/base.py
index 86f7b90..2338d98 100644
--- a/jhbuild/commands/base.py
+++ b/jhbuild/commands/base.py
@@ -344,10 +344,20 @@ class cmd_buildone(Command):
             check_bootstrap_updateness(config)
 
         module_set = jhbuild.moduleset.load(config)
-        try:
-            module_list = [module_set.get_module(modname, ignore_case = True) for modname in args]
-        except KeyError, e:
-            raise FatalError(_("A module called '%s' could not be found.") % e)
+        module_list = []
+        for modname in args:
+            try:
+                module = module_set.get_module(modname, ignore_case=True)
+            except KeyError, e:
+                default_repo = jhbuild.moduleset.get_default_repo()
+                if not default_repo:
+                    continue
+                from jhbuild.modtypes.autotools import AutogenModule
+                module = AutogenModule(modname, default_repo.branch(modname))
+                module.config = config
+                logging.info(_('module "%s" does not exist, created automatically using repository "%s"') % \
+                                (modname, default_repo.name))
+            module_list.append(module)
 
         if not module_list:
             self.parser.error(_('This command requires a module parameter.'))
diff --git a/jhbuild/moduleset.py b/jhbuild/moduleset.py
index fd05ed0..f07c7c6 100644
--- a/jhbuild/moduleset.py
+++ b/jhbuild/moduleset.py
@@ -37,7 +37,11 @@ from jhbuild.utils import httpcache
 from jhbuild.utils.cmds import get_output
 from jhbuild.modtypes.testmodule import TestModule
 
-__all__ = ['load', 'load_tests']
+__all__ = ['load', 'load_tests', 'get_default_repo']
+
+_default_repo = None
+def get_default_repo():
+    return _default_repo
 
 class ModuleSet:
     def __init__(self, config = None):
@@ -57,8 +61,7 @@ class ModuleSet:
                     logging.info(_('fixed case of module \'%(orig)s\' to \'%(new)s\'') % {
                             'orig': module_name, 'new': module})
                 return self.modules[module]
-        print "Couldn't find the specified module: %s" % module_name
-        sys.exit(2)
+        raise KeyError(module_name)
 
     def get_module_list(self, seed, skip=[], tags=[], ignore_cycles=False,
                 ignore_suggests=False, include_optional_modules=False,
@@ -408,6 +411,11 @@ def _parse_module_set(config, uri):
             module.config = config
             moduleset.add(module)
 
+    # keep default repository around, used when creating automatic modules
+    global _default_repo
+    if default_repo:
+        _default_repo = repositories[default_repo]
+
     return moduleset
 
 def warn_local_modulesets(config):