Add the 'id' command

This command prints the hash value of a GIT id (defaulting to HEAD). In
addition to the standard GIT id's like heads and tags, this command also
accepts 'base' and '[<patch>]/(bottom | top)'.

Signed-off-by: Catalin Marinas <catalin.marinas@gmail.com>

diff --git a/stgit/commands/common.py b/stgit/commands/common.py
index db0466d..c4ddc94 100644 (file)
--- a/stgit/commands/common.py
+++ b/stgit/commands/common.py
@@ -31,7 +31,7 @@ class CmdException(Exception):
 
 
 # Utility functions
-def git_id(string):
+def git_id(string, strict = False):
     """Return the GIT id
     """
     if not string:
@@ -54,8 +54,9 @@ def git_id(string):
             if os.path.isfile(id_file):
                 return read_string(id_file)
 
-        # maybe GIT know more about this id
-        return git_id
+        # maybe GIT knows more about this id
+        if not strict:
+            return git_id
     elif len(string_list) == 2:
         patch_name = string_list[0]
         if patch_name == '':

diff --git a/stgit/commands/id.py b/stgit/commands/id.py
new file mode 100644 (file)
index 0000000..447eb62
--- /dev/null
+++ b/stgit/commands/id.py
@@ -0,0 +1,46 @@
+__copyright__ = """
+Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License version 2 as
+published by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+"""
+
+import sys, os
+from optparse import OptionParser, make_option
+
+from stgit.commands.common import *
+from stgit.utils import *
+from stgit import stack, git
+
+
+help = 'print the hash value of a GIT id'
+usage = """%prog [options] [id]
+
+Print the hash value of a GIT id (defaulting to HEAD). In addition to
+the standard GIT id's like heads and tags, this command also accepts
+'base' and '[<patch>]/(bottom | top)'."""
+
+options = []
+
+
+def func(parser, options, args):
+    """Show the applied patches
+    """
+    if len(args) == 0:
+        id_str = 'HEAD'
+    elif len(args) == 1:
+        id_str = args[0]
+    else:
+        parser.error('incorrect number of arguments')
+
+    print git_id(id_str, strict = True)

diff --git a/stgit/main.py b/stgit/main.py
index f16efe5..d8d2868 100644 (file)
--- a/stgit/main.py
+++ b/stgit/main.py
@@ -37,6 +37,7 @@ import stgit.commands.clone
 import stgit.commands.export
 import stgit.commands.files
 import stgit.commands.fold
+import stgit.commands.id
 import stgit.commands.imprt
 import stgit.commands.init
 import stgit.commands.mail
@@ -67,6 +68,7 @@ commands = {
     'export':   stgit.commands.export,
     'files':    stgit.commands.files,
     'fold':     stgit.commands.fold,
+    'id':       stgit.commands.id,
     'import':   stgit.commands.imprt,
     'init':     stgit.commands.init,
     'mail':     stgit.commands.mail,