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buildman: Produce a sensible error message when branch is missing

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Rather than a backtrace, produce a nice error message when an invalid
branch is provided to buildman.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2013-05-08 08:06:08 +00:00 • committed by Tom Rini
parent 2a08b740e3
commit cce717a96c
2 changed files with 19 additions and 6 deletions
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4
tools/buildman/control.py
View file

@ -111,6 +111,10 @@ def DoBuildman(options, args):
print col.Color(col.RED, str)
sys.exit(1)
count = gitutil.CountCommitsInBranch(options.git_dir, options.branch)
if count is None:
str = "Branch '%s' not found or has no upstream" % options.branch
print col.Color(col.RED, str)
sys.exit(1)
count += 1 # Build upstream commit also
if not count:

21
tools/patman/gitutil.py
View file

@ -56,10 +56,14 @@ def GetUpstream(git_dir, branch):
Returns:
Name of upstream branch (e.g. 'upstream/master') or None if none
"""
remote = command.OutputOneLine('git', '--git-dir', git_dir, 'config',
'branch.%s.remote' % branch)
merge = command.OutputOneLine('git', '--git-dir', git_dir, 'config',
'branch.%s.merge' % branch)
try:
remote = command.OutputOneLine('git', '--git-dir', git_dir, 'config',
'branch.%s.remote' % branch)
merge = command.OutputOneLine('git', '--git-dir', git_dir, 'config',
'branch.%s.merge' % branch)
except:
return None
if remote == '.':
return merge
elif remote and merge:
@ -78,9 +82,11 @@ def GetRangeInBranch(git_dir, branch, include_upstream=False):
branch: Name of branch
Return:
Expression in the form 'upstream..branch' which can be used to
access the commits.
access the commits. If the branch does not exist, returns None.
"""
upstream = GetUpstream(git_dir, branch)
if not upstream:
return None
return '%s%s..%s' % (upstream, '~' if include_upstream else '', branch)
def CountCommitsInBranch(git_dir, branch, include_upstream=False):
@ -90,9 +96,12 @@ def CountCommitsInBranch(git_dir, branch, include_upstream=False):
git_dir: Directory containing git repo
branch: Name of branch
Return:
Number of patches that exist on top of the branch
Number of patches that exist on top of the branch, or None if the
branch does not exist.
"""
range_expr = GetRangeInBranch(git_dir, branch, include_upstream)
if not range_expr:
return None
pipe = [['git', '--git-dir', git_dir, 'log', '--oneline', '--no-decorate',
range_expr],
['wc', '-l']]