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Viewing changes to waftools/gittools.py

  • Committer: Bazaar Package Importer
  • Author(s): Benjamin Drung
  • Date: 2008-05-29 10:14:25 UTC
  • mfrom: (1.1.4 upstream)
  • Revision ID: james.westby@ubuntu.com-20080529101425-ycw1nbd980uhvzfp
Tags: 0.4DrKosmos-4ubuntu1
https://launchpad.net/bugs/178477
https://launchpad.net/bugs/156359
* Merge from debian unstable (LP: #178477), remaining changes:
  - debian/control: Update Maintainer field
  - debian/control: add lpia to xmms2-plugin-alsa supported architectures
* This version reads AAC files (LP: #156359)

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Lines of Context:
waftools/gittools.py
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import sha
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def gitsha(path):
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        h = sha.sha()
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        data = file(path).read()
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        h.update("blob %d\0" % len(data))
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        h.update(data)
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        return h.hexdigest()
 
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    h = sha.sha()
 
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    data = file(path, 'rb').read()
 
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    h.update("blob %d\0" % len(data))
 
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    h.update(data)
 
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    return h.hexdigest()
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def git_info():
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        commithash = os.popen('git-rev-parse --verify HEAD 2>/dev/null').read().strip()
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        if not commithash:
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                raise ValueError("Couldn't get hash")
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        if os.getuid() == os.stat(".git/index").st_uid:
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                os.system('git-update-index --refresh >/dev/null')
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        else:
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                print "NOT updating git cache, local changes might not be detected"
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        changed = bool(os.popen('git-diff-index -r HEAD').read())
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        return commithash, changed
 
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    commithash = os.popen('git-rev-parse --verify HEAD 2>/dev/null').read().strip()
 
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    if not commithash:
 
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        raise ValueError("Couldn't get hash")
 
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    if os.getuid() == os.stat(".git/index").st_uid:
 
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        os.system('git-update-index --refresh >/dev/null')
 
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    else:
 
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        print "NOT updating git cache, local changes might not be detected"
 
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    changed = bool(os.popen('git-diff-index -r HEAD').read())
 
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    return commithash, changed
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def snapshot_info():
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        info = file('commithash').read().split('\n')
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        commithash = info[0]
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        changed = False
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        for line in [a for a in info[2:] if a]:
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                [mode, tag, sha, path] = line.split(None, 4)
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                if tag != 'blob':
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                        continue
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                if gitsha(path) != sha:
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                        changed = True
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                        break
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        return commithash, changed
 
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    info = file('commithash').read().split('\n')
 
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    commithash = info[0]
 
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    changed = False
 
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    for line in [a for a in info[2:] if a]:
 
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        [mode, tag, sha, path] = line.split(None, 4)
 
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        if tag != 'blob':
 
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            continue
 
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        if gitsha(path) != sha:
 
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            changed = True
 
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            break
 
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    return commithash, changed
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def get_info():
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        try:
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                return git_info()
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        except:
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                try:
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                        return snapshot_info()
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                except:
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                        return 'Unknown', False
 
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    try:
 
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        return git_info()
 
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    except:
 
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        try:
 
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            return snapshot_info()
 
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        except:
 
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            return 'Unknown', False
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def get_info_str():
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        commithash, changed = get_info()
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        if changed:
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                changed = " + local changes"
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        else:
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                changed = ""
 
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    commithash, changed = get_info()
 
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    if changed:
 
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        changed = " + local changes"
 
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    else:
 
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        changed = ""
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        return "%s%s" % (commithash, changed)
 
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    return "%s%s" % (commithash, changed)