def link(src, dest):
try:
util.oslink(src, dest)
except OSError:
# if hardlinks fail, fallback on copy
shutil.copyfile(src, dest)
os.chmod(dest, os.stat(src).st_mode)
def relinkfile(src, dst):
bak = dst + '.bak'
os.rename(dst, bak)
try:
util.oslink(src, dst)
except OSError:
os.rename(bak, dst)
raise
os.remove(bak)
def relinkfile(src, dst):
bak = dst + '.bak'
os.rename(dst, bak)
try:
util.oslink(src, dst)
except OSError:
os.rename(bak, dst)
raise
os.remove(bak)
def link(src, dest):
try:
util.oslink(src, dest)
except OSError:
# if hardlinks fail, fallback on atomic copy
dst = util.atomictempfile(dest)
for chunk in util.filechunkiter(open(src, 'rb')):
dst.write(chunk)
dst.close()
os.chmod(dest, os.stat(src).st_mode)
def link(src, dest):
try:
util.oslink(src, dest)
except OSError:
# if hardlinks fail, fallback on atomic copy
dst = util.atomictempfile(dest)
for chunk in util.filechunkiter(open(src, 'rb')):
dst.write(chunk)
dst.close()
os.chmod(dest, os.stat(src).st_mode)
def link(src, dest):
"""Try to create hardlink - if that fails, efficiently make a copy."""
util.makedirs(os.path.dirname(dest))
try:
util.oslink(src, dest)
except OSError:
# if hardlinks fail, fallback on atomic copy
with open(src, 'rb') as srcf, util.atomictempfile(dest) as dstf:
for chunk in util.filechunkiter(srcf):
dstf.write(chunk)
os.chmod(dest, os.stat(src).st_mode)
def link(src, dest):
"""Try to create hardlink - if that fails, efficiently make a copy."""
util.makedirs(os.path.dirname(dest))
try:
util.oslink(src, dest)
except OSError:
# if hardlinks fail, fallback on atomic copy
dst = util.atomictempfile(dest)
for chunk in util.filechunkiter(open(src, 'rb')):
dst.write(chunk)
dst.close()
os.chmod(dest, os.stat(src).st_mode)
def has_hardlink():
from mercurial import util
fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix)
os.close(fh)
name = tempfile.mktemp(dir='.', prefix=tempprefix)
try:
util.oslink(fn, name)
os.unlink(name)
return True
except OSError:
return False
finally:
os.unlink(fn)
def has_hardlink():
from mercurial import util
fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix)
os.close(fh)
name = tempfile.mktemp(dir='.', prefix=tempprefix)
try:
util.oslink(fn, name)
os.unlink(name)
return True
except OSError:
return False
finally:
os.unlink(fn)
ui.note(_('%d suboptimal nodes\n') % suboptimal)
writerevs(ui, r1, r2, order, tr)
report(ui, r1, r2)
tr.close()
except: # re-raises
# Abort transaction first, so we truncate the files before
# deleting them.
tr.abort()
for fn in (tmpindexfn, tmpdatafn):
ignoremissing(os.unlink)(fn)
raise
if not opts.get('dry_run'):
# racy, both files cannot be renamed atomically
# copy files
util.oslink(indexfn, oldindexfn)
ignoremissing(util.oslink)(datafn, olddatafn)
# rename
util.rename(tmpindexfn, indexfn)
try:
os.chmod(tmpdatafn, os.stat(datafn).st_mode)
util.rename(tmpdatafn, datafn)
except OSError, inst:
if inst.errno != errno.ENOENT:
raise
ignoremissing(os.unlink)(datafn)
else:
for fn in (tmpindexfn, tmpdatafn):
ignoremissing(os.unlink)(fn)
finally:
ui.note(_('%d suboptimal nodes\n') % suboptimal)
writerevs(ui, r1, r2, order, tr)
report(ui, r1, r2)
tr.close()
except: # re-raises
# Abort transaction first, so we truncate the files before
# deleting them.
tr.abort()
for fn in (tmpindexfn, tmpdatafn):
ignoremissing(os.unlink)(fn)
raise
if not opts.get('dry_run'):
# racy, both files cannot be renamed atomically
# copy files
util.oslink(indexfn, oldindexfn)
ignoremissing(util.oslink)(datafn, olddatafn)
# rename
util.rename(tmpindexfn, indexfn)
try:
os.chmod(tmpdatafn, os.stat(datafn).st_mode)
util.rename(tmpdatafn, datafn)
except OSError, inst:
if inst.errno != errno.ENOENT:
raise
ignoremissing(os.unlink)(datafn)
else:
for fn in (tmpindexfn, tmpdatafn):
ignoremissing(os.unlink)(fn)
finally:
