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Fix for git pull --tags when using git 1.7.1

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- Added `ignore_errors` option to `Executable.__call__`
- Can avoid raising errors on *specific* error return values.
This commit is contained in:
Todd Gamblin 2015-06-13 17:52:00 -07:00
parent 0b5ca25358
commit cfb883646f
2 changed files with 11 additions and 2 deletions
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5
lib/spack/spack/fetch_strategy.py
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@ -437,7 +437,10 @@ def fetch(self):
# cloning. Later git versions can do this with clone
# --branch, but older ones fail.
if self.tag and self.git_version < ver('1.8.5.2'):
self.git('pull', '--tags')
# pull --tags returns a "special" error code of 1 in
# older versions that we have to ignore.
# see: https://github.com/git/git/commit/19d122b
self.git('pull', '--tags', ignore_errors=1)
self.git('checkout', self.tag)

8
lib/spack/spack/util/executable.py
View File

@ -57,8 +57,13 @@ def __call__(self, *args, **kwargs):
"""Run the executable with subprocess.check_output, return output."""
return_output = kwargs.get("return_output", False)
fail_on_error = kwargs.get("fail_on_error", True)
ignore_errors = kwargs.get("ignore_errors", ())
error = kwargs.get("error", sys.stderr)
# if they just want to ignore one error code, make it a tuple.
if isinstance(ignore_errors, int):
ignore_errors = (ignore_errors,)
quoted_args = [arg for arg in args if re.search(r'^"|^\'|"$|\'$', arg)]
if quoted_args:
tty.warn("Quotes in command arguments can confuse scripts like configure.",
@ -85,7 +90,8 @@ def __call__(self, *args, **kwargs):
out, err = proc.communicate()
self.returncode = proc.returncode
if fail_on_error and proc.returncode != 0:
rc = proc.returncode
if fail_on_error and rc != 0 and (rc not in ignore_errors):
raise ProcessError("Command exited with status %d:"
% proc.returncode, cmd_line)
if return_output: