def parse_line(line, raw_vars, vars, props, seen_props, globals):
# Parse a single line from the file, adding its value to the props or vars
# dictionary as appropriate.
if not line:
return raw_vars, vars, props, seen_props
key, value, type = split_pc_file_line(line)
# Check first if it's one of the known keys.
if type == VARIABLE:
# Perform substitution using variables found so far and global
# variables, then store the result.
if key in vars:
raise MultiplyDefinedValueError(key)
if key in globals:
ErrorPrinter().debug_print('Adding %s -> %s to vars from globals',
(key, value))
raw_vars[key] = value.strip ()
vars[key] = substitute (globals[key], vars, globals)
else:
ErrorPrinter().debug_print('Adding %s -> %s to vars', (key, value))
raw_vars[key] = value.strip ()
vars[key] = substitute (value.strip(), vars, globals)
elif type == PROPERTY:
if key in seen_props:
raise MultiplyDefinedValueError(key)
if key.lower() in empty_raw_props:
if value is None:
value = empty_raw_props[key.lower()]
ErrorPrinter().debug_print('Adding %s -> %s to props', (key, value))
props[key.lower ()] = value
seen_props.append(key)
else:
# As per the original pkg-config, don't raise errors on unknown
# keys because they may be from future additions to the file
# format. But log an error
ErrorPrinter().debug_print('Unknown key/value in %(filename)s:\n%s: %s',
(key, value))
else:
# Probably a malformed line. Ignore it.
pass
return raw_vars, vars, props, seen_props
def _process_props(self, global_variables):
# Processing of file data
props = self.raw_props
# May need to reset the prefix variable
if sys.platform == 'win32' and \
not Options().get_option('dont_define_prefix'):
# Use the location of the .pc file to guess a suitable value for
# the prefix variable. Start by checking if the absolute .pc
# location ends with '\lib\pkgconfig'.
abs_loc = dirname(abspath(self.filename))
if Options().get_option('normalise_paths'):
abs_loc = normpath(abs_loc)
else:
# If not normalising paths, then all paths should be in /
# format for consistency
abs_loc = abs_loc.replace('\\', '/')
if abs_loc.endswith('\\lib\\pkgconfig'):
self.variables[Options().get_option('prefix_variable')] = \
abs_loc.rstrip('\\lib\\pkgconfig')
ErrorPrinter().debug_print('Replaced {0} with \
{1}'.format(Options().get_option('prefix_variable'),
self.variables[Options().get_option('prefix_variable')]))
# Perform substitutions
for key in props:
props[key] = substitute(props[key], self.variables,
global_variables)
# Parse the data
self.properties = deepcopy(empty_processed_props)
self.properties['name'] = props['name']
if props['description']:
self.properties['description'] = props['description']
if props['version']:
try:
self.properties['version'] = Version(props['version'])
except BadVersionFormatError as e:
raise BadVersionFormatError(e.versionstring, props['name'])
self.properties['requires'] = \
parse_package_spec_list(props['requires'])
self.properties['requires.private'] = \
parse_package_spec_list(props['requires.private']) + \
self.properties['requires']
self.properties['conflicts'] = \
parse_package_spec_list(props['conflicts'])
self._parse_cflags(props['cflags'], global_variables)
self._parse_libs(props['libs'], global_variables)
self._parse_libs(props['libs.private'],
global_variables,
dest='private.')
def _process_props(self, global_variables):
# Processing of file data
props = self.raw_props
# May need to reset the prefix variable
if sys.platform == 'win32' and \
not Options().get_option('dont_define_prefix'):
# Use the location of the .pc file to guess a suitable value for
# the prefix variable. Start by checking if the absolute .pc
# location ends with '\lib\pkgconfig'.
abs_loc = dirname(abspath(self.filename))
if Options().get_option('normalise_paths'):
abs_loc = normpath(abs_loc)
else:
# If not normalising paths, then all paths should be in /
# format for consistency
abs_loc = abs_loc.replace('\\', '/')
if abs_loc.endswith('\\lib\\pkgconfig'):
self.variables[Options().get_option('prefix_variable')] = \
abs_loc.rstrip('\\lib\\pkgconfig')
ErrorPrinter().debug_print('Replaced {0} with \
{1}'.format(Options().get_option('prefix_variable'),
self.variables[Options().get_option('prefix_variable')]))
# Perform substitutions
for key in props:
props[key] = substitute(props[key], self.variables,
global_variables)
# Parse the data
self.properties = deepcopy(empty_processed_props)
self.properties['name'] = props['name']
if props['description']:
self.properties['description'] = props['description']
if props['version']:
try:
self.properties['version'] = Version(props['version'])
except BadVersionFormatError as e:
raise BadVersionFormatError(e.versionstring, props['name'])
self.properties['requires'] = \
parse_package_spec_list(props['requires'])
self.properties['requires.private'] = \
parse_package_spec_list(props['requires.private']) + \
self.properties['requires']
self.properties['conflicts'] = \
parse_package_spec_list(props['conflicts'])
self._parse_cflags(props['cflags'])
self._parse_libs(props['libs'])
self._parse_libs(props['libs.private'], dest='private.')
def test_substitute(self):
value = "stuff ${blag2} more stuff ${blag1} ${blag3}"
result = "stuff references not recursive variable more stuff not recursive recursive with ${blag3}"
self.assertEqual(substitute.substitute(value, self.vars), result)
def test_escaping(self):
value = "a $${blag1} that should not be replaced"
result = "a $${blag1} that should not be replaced"
self.assertEqual(substitute.substitute(value, self.vars), result)
def test_substitute(self):
value = 'stuff ${blag2} more stuff ${blag1} ${blag3}'
result = 'stuff references not recursive variable more stuff not recursive recursive with ${blag3}'
self.assertEqual(substitute.substitute(value, self.vars), result)
def test_escaping(self):
value = 'a $${blag1} that should not be replaced'
result = 'a ${blag1} that should not be replaced'
self.assertEqual(substitute.substitute(value, self.vars), result)
