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show-tool-versions.py: condense output, hide file-not-found exceptions

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This commit is contained in:
Brian Warner 2011-11-01 00:45:32 -07:00
parent 01b1244e9b
commit 4baffeed1d
1 changed files with 20 additions and 23 deletions
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43
misc/build_helpers/show-tool-versions.py
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@ -15,11 +15,13 @@ except ImportError:
added_zetuptoolz_egg = True
sys.path.insert(0, egg)
def foldlines(s):
return s.replace("\n", " ").replace("\r", "")
def foldlines(s, numlines=None):
lines = s.split("\n")
if numlines is not None:
lines = lines[:numlines]
return " ".join(lines).replace("\r", "")
def print_platform():
print
try:
import platform
out = platform.platform()
@ -34,12 +36,10 @@ def print_platform():
pass
def print_python_ver():
print
print "python:", foldlines(sys.version)
print 'maxunicode: ' + str(sys.maxunicode)
def print_python_encoding_settings():
print
print 'filesystem.encoding: ' + str(sys.getfilesystemencoding())
print 'locale.getpreferredencoding: ' + str(locale.getpreferredencoding())
try:
@ -48,22 +48,23 @@ def print_python_encoding_settings():
print 'got exception from locale.getdefaultlocale(): ', e
print 'locale.locale: ' + str(locale.getlocale())
def print_stdout(cmdlist, label=None):
print
def print_stdout(cmdlist, label=None, numlines=None):
try:
res = subprocess.Popen(cmdlist, stdin=open(os.devnull),
stdout=subprocess.PIPE).communicate()[0]
if label is None:
label = cmdlist[0]
print label + ': ' + foldlines(res)
except EnvironmentError:
res = subprocess.Popen(cmdlist, stdin=open(os.devnull),
stdout=subprocess.PIPE).communicate()[0]
print label + ': ' + foldlines(res, numlines)
except EnvironmentError, e:
if isinstance(e, OSError) and e.errno == 2:
print label + ': no such file or directory'
return
sys.stderr.write("\nGot exception invoking '%s'. Exception follows.\n" % (cmdlist[0],))
traceback.print_exc(file=sys.stderr)
sys.stderr.flush()
pass
def print_as_ver():
print
if os.path.exists('a.out'):
print "WARNING: a file named a.out exists, and getting the version of the 'as' assembler writes to that filename, so I'm not attempting to get the version of 'as'."
return
@ -80,7 +81,6 @@ def print_as_ver():
pass
def print_setuptools_ver():
print
if added_zetuptoolz_egg:
# it would be misleading to report the bundled version of zetuptoolz as the installed version
print "setuptools: using bundled egg"
@ -98,7 +98,6 @@ def print_setuptools_ver():
def print_py_pkg_ver(pkgname, modulename=None):
if modulename is None:
modulename = pkgname
print
try:
import pkg_resources
@ -110,9 +109,7 @@ def print_py_pkg_ver(pkgname, modulename=None):
sys.stderr.flush()
pass
except pkg_resources.DistributionNotFound:
sys.stderr.write("\npkg_resources reported no %s package installed. Exception follows.\n" % (pkgname,))
traceback.print_exc(file=sys.stderr)
sys.stderr.flush()
print pkgname + ': DistributionNotFound'
pass
try:
__import__(modulename)
@ -127,20 +124,20 @@ def print_py_pkg_ver(pkgname, modulename=None):
pass
print_platform()
print
print_python_ver()
print
print_stdout(['locale'])
print_python_encoding_settings()
print
print_stdout(['buildbot', '--version'])
print_stdout(['cl'])
print_stdout(['gcc', '--version'])
print_stdout(['g++', '--version'])
print_stdout(['gcc', '--version'], numlines=1)
print_stdout(['g++', '--version'], numlines=1)
print_stdout(['cryptest', 'V'])
print_stdout(['darcs', '--version'])
print_stdout(['darcs', '--exact-version'], label='darcs-exact-version')
print_stdout(['7za'])
print_stdout(['7za'], numlines=3)
print_stdout(['flappclient', '--version'])
print_stdout(['valgrind', '--version'])