blob: c02df72c65dc689c08b88194e3b8ccf1b821a78d [file] [log] [blame] [edit]
import os
import glob
"""
One day, when this module grows up, it might actually try to fix things.
'apt-cache search | apt-get install' ... or a less terrifying version of
the same. With added distro-independant pixie dust.
"""
def command(cmd):
# this could use '/usr/bin/which', I suppose. But this seems simpler
for dir in os.environ['PATH'].split(':'):
file = os.path.join(os.path.expandvars(os.path.expanduser(dir)), cmd)
if os.path.exists(file):
return file
raise ValueError('Missing command: %s' % cmd)
def commands(*cmds):
results = []
for cmd in cmds:
results.append(command(cmd))
def library(lib):
lddirs = []
# read lddirs from main ld.so.conf file
for line in open('/etc/ld.so.conf', 'r').readlines():
if line.startswith('include '):
glob_pattern = line.split('include ')[1]
if not os.path.isabs(glob_pattern):
# prepend with a base path of '/etc'
glob_pattern = os.path.join('/etc', glob_pattern)
glob_result = glob.glob(glob_pattern)
for conf_file in glob_result:
for conf_file_line in open(conf_file, 'r').readlines():
if os.path.isdir(conf_file_line):
lddirs.append(conf_file_line)
else:
if os.path.isdir(line):
lddirs.append(line.strip())
lddirs = set(lddirs)
lddirs = list(lddirs)
for dir in ['/lib', '/usr/lib', '/lib64', '/usr/lib64'] + lddirs:
file = os.path.join(dir, lib)
if os.path.exists(file):
return file
raise ValueError('Missing library: %s' % lib)
def libraries(*libs):
results = []
for lib in libs:
results.append(library(lib))
def header(hdr):
for dir in ['/usr/include', '/usr/local/include']:
file = os.path.join(dir, hdr)
if os.path.exists(file):
return file
raise ValueError('Missing header: %s' % hdr)
def headers(*hdrs):
results = []
for hdr in hdrs:
results.append(header(hdr))