[PATCH 2/4] Allows to refresh a non-top applied patch.

[Yann Dirson <ydirson@altern.org>]

Signed-off-by: Yann Dirson <ydirson@altern.org>
---

 stgit/commands/refresh.py |   25 ++++++++++++++++++++++---
 1 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/stgit/commands/refresh.py b/stgit/commands/refresh.py
index 610d18a..ea0fe6f 100644
--- a/stgit/commands/refresh.py
+++ b/stgit/commands/refresh.py
@@ -66,6 +66,8 @@ options = [make_option('-f', '--force',
            make_option('--commemail',
                        help = 'use COMMEMAIL as the committer ' \
                        'e-mail'),
+           make_option('-p', '--patch',
+                       help = 'refresh named (applied) PATCH instead of the top one'),
            make_option('--sign',
                        help = 'add Signed-off-by line',
                        action = 'store_true'),
@@ -80,9 +82,15 @@ def func(parser, options, args):
     if autoresolved != 'yes':
         check_conflicts()
 
-    patch = crt_series.get_current()
-    if not patch:
-        raise CmdException, 'No patches applied'
+    if options.patch:
+        patch = options.patch
+        if not crt_series.patch_applied(patch):
+            raise CmdException, 'Patches "%s" not applied' % patch
+        origpatch = crt_series.get_current()
+    else:
+        patch = crt_series.get_current()
+        if not patch:
+            raise CmdException, 'No patches applied'
 
     if not options.force:
         check_head_top_equal()
@@ -110,6 +118,13 @@ def func(parser, options, args):
            or options.authname or options.authemail or options.authdate \
            or options.commname or options.commemail \
            or options.sign or options.ack:
+
+        if options.patch:
+            applied = crt_series.get_applied()
+            between = applied[applied.index(patch)+1:]
+            between.reverse()
+            pop_patches(between)
+
         print 'Refreshing patch "%s"...' % patch,
         sys.stdout.flush()
 
@@ -126,6 +141,10 @@ def func(parser, options, args):
                                  committer_email = options.commemail,
                                  backup = True, sign_str = sign_str)
 
+        if options.patch:
+            between.reverse()
+            push_patches(between)
+
         print 'done'
     else: