pass
-# Different start-up variables read from the environment
-if 'GIT_DIR' in os.environ:
- base_dir = os.environ['GIT_DIR']
-else:
- base_dir = '.git'
-
-head_link = os.path.join(base_dir, 'HEAD')
#
# Classes
#
# Functions
#
+
+def get_base_dir():
+ """Different start-up variables read from the environment
+ """
+ if 'GIT_DIR' in os.environ:
+ return os.environ['GIT_DIR']
+ else:
+ return _output_one_line('git-rev-parse --git-dir')
+
def get_commit(id_hash):
"""Commit objects factory. Save/look-up them in the __commits
dictionary
def get_conflicts():
"""Return the list of file conflicts
"""
- conflicts_file = os.path.join(base_dir, 'conflicts')
+ conflicts_file = os.path.join(get_base_dir(), 'conflicts')
if os.path.isfile(conflicts_file):
f = file(conflicts_file)
names = [line.strip() for line in f.readlines()]
def _output(cmd):
p=popen2.Popen3(cmd, True)
- string = p.fromchild.read()
+ output = p.fromchild.read()
if p.wait():
raise GitException, '%s failed' % str(cmd)
- return string
+ return output
def _output_one_line(cmd, file_desc = None):
p=popen2.Popen3(cmd, True)
for line in file_desc:
p.tochild.write(line)
p.tochild.close()
- string = p.fromchild.readline().strip()
+ output = p.fromchild.readline().strip()
if p.wait():
raise GitException, '%s failed' % str(cmd)
- return string
+ return output
def _output_lines(cmd):
p=popen2.Popen3(cmd, True)
return r
return 0
-def __check_base_dir():
- return os.path.isdir(base_dir)
-
def __tree_status(files = None, tree_id = 'HEAD', unknown = False,
noexclude = True):
"""Returns a list of pairs - [status, filename]
# unknown files
if unknown:
- exclude_file = os.path.join(base_dir, 'info', 'exclude')
+ exclude_file = os.path.join(get_base_dir(), 'info', 'exclude')
base_exclude = ['--exclude=%s' % s for s in
['*.[ao]', '*.pyc', '.*', '*~', '#*', 'TAGS', 'tags']]
base_exclude.append('--exclude-per-directory=.gitignore')
cache_files += [('C', filename) for filename in conflicts]
# the rest
- for line in _output_lines(['git-diff-index', '-r', tree_id] + files):
+ for line in _output_lines(['git-diff-index', tree_id] + files):
fs = tuple(line.rstrip().split(' ',4)[-1].split('\t',1))
if fs[1] not in conflicts:
cache_files.append(fs)
raise GitException, 'Unknown revision: %s' % git_id
def branch_exists(branch):
- """Existance check for the named branch
+ """Existence check for the named branch
"""
for line in _output_lines(['git-rev-parse', '--symbolic', '--all']):
if line.strip() == branch:
if tree_id:
switch(tree_id)
- if os.path.isfile(os.path.join(base_dir, 'MERGE_HEAD')):
- os.remove(os.path.join(base_dir, 'MERGE_HEAD'))
+ if os.path.isfile(os.path.join(get_base_dir(), 'MERGE_HEAD')):
+ os.remove(os.path.join(get_base_dir(), 'MERGE_HEAD'))
def switch_branch(name):
"""Switch to a git branch
__head = tree_id
set_head_file(new_head)
- if os.path.isfile(os.path.join(base_dir, 'MERGE_HEAD')):
- os.remove(os.path.join(base_dir, 'MERGE_HEAD'))
+ if os.path.isfile(os.path.join(get_base_dir(), 'MERGE_HEAD')):
+ os.remove(os.path.join(get_base_dir(), 'MERGE_HEAD'))
def delete_branch(name):
"""Delete a git branch
branch_head = os.path.join('refs', 'heads', name)
if not branch_exists(branch_head):
raise GitException, 'Branch "%s" does not exist' % name
- os.remove(os.path.join(base_dir, branch_head))
+ os.remove(os.path.join(get_base_dir(), branch_head))
def rename_branch(from_name, to_name):
"""Rename a git branch
if get_head_file() == from_name:
set_head_file(to_head)
- os.rename(os.path.join(base_dir, from_head), os.path.join(base_dir, to_head))
+ os.rename(os.path.join(get_base_dir(), from_head), \
+ os.path.join(get_base_dir(), to_head))
def add(names):
"""Add the files or recursively add the directory contents
if not files:
files = []
- if rev2:
+ if rev1 and rev2:
diff_str = _output(['git-diff-tree', '-p', rev1, rev2] + files)
- else:
+ elif rev1 or rev2:
refresh_index()
- diff_str = _output(['git-diff-index', '-p', rev1] + files)
+ if rev2:
+ diff_str = _output(['git-diff-index', '-p', '-R', rev2] + files)
+ else:
+ diff_str = _output(['git-diff-index', '-p', rev1] + files)
+ else:
+ diff_str = ''
if out_fd:
out_fd.write(diff_str)
p=popen2.Popen3('git-apply --stat')
diff(files, rev1, rev2, p.tochild)
p.tochild.close()
- str = p.fromchild.read().rstrip()
+ diff_str = p.fromchild.read().rstrip()
if p.wait():
raise GitException, 'git.diffstat failed'
- return str
+ return diff_str
def files(rev1, rev2):
"""Return the files modified between rev1 and rev2
"""
- str = ''
+ result = ''
for line in _output_lines('git-diff-tree -r %s %s' % (rev1, rev2)):
- str += '%s %s\n' % tuple(line.rstrip().split(' ',4)[-1].split('\t',1))
+ result += '%s %s\n' % tuple(line.rstrip().split(' ',4)[-1].split('\t',1))
- return str.rstrip()
+ return result.rstrip()
def barefiles(rev1, rev2):
"""Return the files modified between rev1 and rev2, without status info
"""
- str = ''
+ result = ''
for line in _output_lines('git-diff-tree -r %s %s' % (rev1, rev2)):
- str += '%s\n' % line.rstrip().split(' ',4)[-1].split('\t',1)[-1]
+ result += '%s\n' % line.rstrip().split(' ',4)[-1].split('\t',1)[-1]
- return str.rstrip()
+ return result.rstrip()
def checkout(files = None, tree_id = None, force = False):
"""Check out the given or all files
__set_head(tree_id)
-def reset(tree_id = None):
+def reset(files = None, tree_id = 'HEAD'):
"""Revert the tree changes relative to the given tree_id. It removes
any local changes
"""
- if not tree_id:
- tree_id = get_head()
-
- cache_files = __tree_status(tree_id = tree_id)
- rm_files = [x[1] for x in cache_files if x[0] in ['D']]
-
- checkout(tree_id = tree_id, force = True)
- __set_head(tree_id)
+ checkout(files, tree_id, True)
- # checkout doesn't remove files
- map(os.remove, rm_files)
+ # if the reset refers to the whole tree, switch the HEAD as well
+ if tree_id and not files:
+ __set_head(tree_id)
def pull(repository = 'origin', refspec = None):
"""Pull changes from the remote repository. At the moment, just