[rt] Fold convert-series into genpatch.py

In the process, stop stripping localversion.patch from an upstream
patch series, which we already stopped doing when exporting patches
from git.

svn path=/dists/trunk/linux/; revision=20310

debian/changelog

@@ -5,6 +5,7 @@ linux (3.10~rc7-1~exp2) UNRELEASED; urgency=low
     for most patches
   * aufs: Add DEP-5 headers to generated/copied patches
   * [rt] Make genpatch.py work with upstream patch series as well as git
+    - Fold convert-series into genpatch.py
 
  -- Ben Hutchings <ben@decadent.org.uk>  Mon, 01 Jul 2013 00:58:08 +0100
 

debian/patches/features/all/rt/convert-series

@@ -1,5 +0,0 @@
-#!/bin/sh
-
-# Add directory prefix to all filenames, but leave comments and
-# empty lines unchanged. Also comment out localversion.patch.
-sed -r -e 's,^localversion.patch,#&,' -e 's,^[^# \t],features/all/rt/&,' "debian/patches/features/all/rt/series" > debian/patches/series-rt

debian/patches/features/all/rt/genpatch.py

@@ -3,41 +3,53 @@
 import os, os.path, re, shutil, subprocess, sys
 
 def main(source_dir, version=None):
-    patch_dir = 'debian/patches/features/all/rt'
+    patch_dir = 'debian/patches'
+    rt_patch_dir = 'features/all/rt'
+    series_name = 'series-rt'
     old_series = set()
     new_series = set()
 
-    with open(os.path.join(patch_dir, 'series'), 'r') as series_fh:
+    with open(os.path.join(patch_dir, series_name), 'r') as series_fh:
         for line in series_fh:
             name = line.strip()
             if name != '' and name[0] != '#':
                 old_series.add(name)
 
-    if version:
+    with open(os.path.join(patch_dir, series_name), 'w') as series_fh:
-        # Export rebased branch from stable-rt git as patch series
+        # Add directory prefix to all filenames
-        up_ver = re.sub(r'-rt\d+$', '', version)
+        def add_patch(name):
-        with open(os.path.join(patch_dir, 'series'), 'w') as series_fh:
+            name = os.path.join(rt_patch_dir, name)
+            series_fh.write(name)
+            series_fh.write('\n')
+            new_series.add(name)
+
+        if version:
+            # Export rebased branch from stable-rt git as patch series
+            up_ver = re.sub(r'-rt\d+$', '', version)
             args = ['git', 'format-patch', 'v%s..v%s-rebase' % (up_ver, version)]
             env = os.environ.copy()
             env['GIT_DIR'] = os.path.join(source_dir, '.git')
-            child = subprocess.Popen(args, cwd=patch_dir, env=env,
+            child = subprocess.Popen(args,
-                                     stdout=subprocess.PIPE)
+                                     cwd=os.path.join(patch_dir, rt_patch_dir),
+                                     env=env, stdout=subprocess.PIPE)
             with child.stdout as pipe:
                 for line in pipe:
-                    series_fh.write(line)
                     name = line.strip('\n')
-                    new_series.add(name)
+                    add_patch(name)
-    else:
+        else:
-        # Copy patch series
+            # Copy patch series
-        shutil.copyfile(os.path.join(source_dir, 'series'),
+            with open(os.path.join(source_dir, 'series'), 'r') as \
-                        os.path.join(patch_dir, 'series'))
+                    source_series_fh:
-        with open(os.path.join(patch_dir, 'series'), 'r') as series_fh:
+                for line in source_series_fh:
-            for line in series_fh:
+                    name = line.strip()
-                name = line.strip()
+                    if name != '' and name[0] != '#':
-                if name != '' and name[0] != '#':
+                        shutil.copyfile(os.path.join(source_dir, name),
-                    shutil.copyfile(os.path.join(source_dir, name),
+                                        os.path.join(patch_dir, rt_patch_dir,
-                                    os.path.join(patch_dir, name))
+                                                     name))
-                    new_series.add(name)
+                        add_patch(name)
+                    else:
+                        # Leave comments and empty lines unchanged
+                        series_fh.write(line)
 
     for name in new_series:
         if name in old_series:
@@ -48,8 +60,6 @@ def main(source_dir, version=None):
     for name in old_series:
         print 'Obsoleted patch', os.path.join(patch_dir, name)
 
-    subprocess.check_call([os.path.join(patch_dir, 'convert-series')])
-
 if __name__ == '__main__':
     if len(sys.argv) not in [2, 3]:
         print >>sys.stderr, '''\