diff options
Diffstat (limited to 'source-builder/sb/config.py')
| -rw-r--r-- | source-builder/sb/config.py | 218 |
1 files changed, 118 insertions, 100 deletions
diff --git a/source-builder/sb/config.py b/source-builder/sb/config.py index a40147d..24590eb 100644 --- a/source-builder/sb/config.py +++ b/source-builder/sb/config.py @@ -45,8 +45,7 @@ except KeyboardInterrupt: print('user terminated', file = sys.stderr) sys.exit(1) except: - print('error: unknown application load error', file = sys.stderr) - sys.exit(1) + raise def _check_bool(value): istrue = None @@ -69,6 +68,13 @@ def _check_nil(value): istrue = False return istrue +def _check_number(value): + try: + float(value) + return True + except ValueError: + return False + class package: def __init__(self, name, arch, config): @@ -252,7 +258,7 @@ class file: re.compile('%select'), re.compile('%disable') ] - def __init__(self, name, opts, macros = None): + def __init__(self, name, opts, macros = None, load = True): log.trace('config: %s: initialising' % (name)) self.opts = opts self.init_name = name @@ -261,7 +267,8 @@ class file: self.sf = re.compile(r'%\([^\)]+\)') self.set_macros(macros) self._reset(name) - self.load(name) + if load: + self.load(name) def __str__(self): @@ -283,6 +290,7 @@ class file: return s def _reset(self, name): + self.parent = 'root' self.name = name self.load_depth = 0 self.configpath = [] @@ -430,7 +438,8 @@ class file: if len(shell_macro) > 3: e = execute.capture_execution() if options.host_windows: - shell_cmd = ''.join([c if c != '"' else '\\' + c for c in shell_macro[2:-1]]) + shell_cmd = \ + ''.join([c if c != '"' else '\\' + c for c in shell_macro[2:-1]]) cmd = '%s -c "%s"' % (self.macros.expand('%{__sh}'), shell_cmd) else: cmd = shell_macro[2:-1] @@ -458,7 +467,8 @@ class file: if braces > 0: braces -= 1 else: - shell_cmd = '%(' + self._shell(line[pos + 2:p], nesting + 1) + ')' + shell_cmd = '%(' + \ + self._shell(line[pos + 2:p], nesting + 1) + ')' line = line[:pos] + _exec(shell_cmd) + line[p + 1:] updating = True break @@ -472,9 +482,10 @@ class file: ('with_download' in self.macros and self.macros['with_download'] == '1'): return '0' ok = False - log.trace('pkgconfig: check: crossc=%d pkg_crossc=%d prefix=%s' % ( self._cross_compile(), - self.pkgconfig_crosscompile, - self.pkgconfig_prefix)) + log.trace('pkgconfig: check: crossc=%d pkg_crossc=%d prefix=%s' + % ( self._cross_compile(), + self.pkgconfig_crosscompile, + self.pkgconfig_prefix)) log.trace('pkgconfig: check: test=%s' % (test)) if type(test) == str: test = test.split() @@ -496,6 +507,7 @@ class file: except pkgconfig.error as pe: self._error('pkgconfig: check: %s' % (pe)) except: + raise raise error.internal('pkgconfig failure') if ok: return '1' @@ -520,6 +532,7 @@ class file: except pkgconfig.error as pe: self._error('pkgconfig: %s: %s' % (flags, pe)) except: + raise raise error.internal('pkgconfig failure') if pkg_flags is None: pkg_flags = '' @@ -594,7 +607,8 @@ class file: elif m.startswith('%{expand'): colon = m.find(':') if colon < 8: - log.warning(self._name_line_msg('malformed expand macro, no colon found')) + log.warning(self._name_line_msg('malformed expand macro, ' \ + 'no colon found')) else: e = self._expand(m[colon + 1:-1].strip()) s = s.replace(m, self._label(e)) @@ -772,7 +786,16 @@ class file: mn = '%{nil}' if mn: if mn.lower() in self.macros: - s = s.replace(m, self.macros[mn.lower()]) + em = self.macros[mn.lower()] + if self.macros.get_type(mn) == 'dir' and ':' in em: + ss = [] + for sp in s.split(): + if m in sp: + sp = ':'.join([sp.replace(mn, ps) for ps in em.split(':')]) + ss += [sp] + s = ' '.join(ss) + else: + s = s.replace(m, self.macros[mn.lower()]) expanded = True elif show_warning: self._error("macro '%s' not found" % (mn)) @@ -861,7 +884,8 @@ class file: dir, info, data = self._process_directive(r, dir, info, data) else: if in_dir != dir: - self._error('directives cannot change scope across if statements') + self._error('directives cannot change' \ + ' scope across if statements') return data if r[1] == '%else': @@ -904,34 +928,42 @@ class file: elif cls[0] == '&&': join_op = 'and' cls = cls[1:] - log.trace('config: %s: %3d: _if[%i]: joining: %s' % (self.name, self.lc, - self.if_depth, - join_op)) + log.trace('config: %s: %3d: _if[%i]: joining: %s' % \ + (self.name, self.lc, + self.if_depth, + join_op)) + # If OR and the previous check was true short circuit the evaluation + if join_op == 'or' and cistrue: + log.trace('config: %s: %3d: _if[%i]: OR true, short circuit eval' % \ + (self.name, self.lc, + self.if_depth)) + break ori = 0 andi = 0 i = len(cls) if '||' in cls: ori = cls.index('||') - log.trace('config: %s: %3d: _if[%i}: OR found at %i' % (self.name, self.lc, - self.if_depth, - ori)) + log.trace('config: %s: %3d: _if[%i}: OR found at %i' % \ + (self.name, self.lc, + self.if_depth, + ori)) if '&&' in cls: andi = cls.index('&&') - log.trace('config: %s: %3d: _if[%i]: AND found at %i' % (self.name, self.lc, - self.if_depth, - andi)) + log.trace('config: %s: %3d: _if[%i]: AND found at %i' % \ + (self.name, self.lc, + self.if_depth, + andi)) if ori > 0 or andi > 0: if ori == 0: i = andi elif andi == 0: i = ori - elif ori < andi: - i = andi else: - i = andi - log.trace('config: %s: %3d: _if[%i]: next OP found at %i' % (self.name, self.lc, - self.if_depth, - i)) + i = min(ori, andi) + log.trace('config: %s: %3d: _if[%i]: next OP found at %i' % \ + (self.name, self.lc, + self.if_depth, + i)) ls = cls[:i] if len(ls) == 0: self._error('invalid if expression: ' + reduce(add, sls, '')) @@ -985,37 +1017,27 @@ class file: ifls = (' '.join(ifls[:op_pos]), op, ' '.join(ifls[op_pos + 1:])) break if len(ifls) != 3: - self._error('malformed if: ' + reduce(add, ls, '')) - if ifls[1] == '==': - if ifls[0] == ifls[2]: - istrue = True - else: - istrue = False - elif ifls[1] == '!=' or ifls[1] == '=!': - if ifls[0] != ifls[2]: - istrue = True - else: - istrue = False - elif ifls[1] == '>': - if ifls[0] > ifls[2]: - istrue = True - else: - istrue = False - elif ifls[1] == '>=' or ifls[1] == '=>': - if ifls[0] >= ifls[2]: - istrue = True - else: - istrue = False - elif ifls[1] == '<=' or ifls[1] == '=<': - if ifls[0] <= ifls[2]: - istrue = True - else: - istrue = False - elif ifls[1] == '<': - if ifls[0] < ifls[2]: - istrue = True - else: - istrue = False + self._error('malformed if: ' + reduce(add, ls, '')) + lhs = ifls[0] + operator = ifls[1] + rhs = ifls[2] + if _check_number(lhs) and _check_number(rhs): + log.trace('config: %s: %3d: _if: numeric value check' % \ + (self.name, self.lc)) + lhs = float(lhs) + rhs = float(rhs) + if operator == '==': + istrue = lhs == rhs + elif operator == '!=' or operator == '=!': + istrue = lhs != rhs + elif operator == '>': + istrue = lhs > rhs + elif operator == '>=' or operator == '=>': + istrue = lhs >= rhs + elif operator == '<=' or operator == '=<': + istrue = lhs <= rhs + elif operator == '<': + istrue = lhs < rhs else: self._error('invalid %if operator: ' + reduce(add, ls, '')) @@ -1226,7 +1248,8 @@ class file: log.trace('config: %s: %3d: _parse: directive: %s' % \ (self.name, self.lc, ls[0].strip())) return ('directive', ls[0].strip(), ls[1:]) - log.warning(self._name_line_msg("unknown directive: '" + ls[0] + "'")) + log.warning(self._name_line_msg("unknown directive: '" + \ + ls[0] + "'")) return ('data', [lo]) else: return ('data', [lo]) @@ -1247,7 +1270,8 @@ class file: _package = results[2][0] else: if results[2][0].strip() != '-n': - log.warning(self._name_line_msg("unknown directive option: '%s'" % (' '.join(results[2])))) + log.warning(self._name_line_msg("unknown directive option: '%s'" % \ + (' '.join(results[2])))) _package = results[2][1].strip() self._set_package(_package) if directive and directive != results[1]: @@ -1257,7 +1281,8 @@ class file: return (directive, info, data) def _process_data(self, results, directive, info, data): - log.trace('config: %s: %3d: _process_data: result=#%r# directive=#%s# info=#%r# data=#%r#' % \ + log.trace('config: %s: %3d: _process_data: result=#%r# ' \ + 'directive=#%s# info=#%r# data=#%r#' % \ (self.name, self.lc, results, directive, info, data)) new_data = [] for l in results[1]: @@ -1284,10 +1309,12 @@ class file: if info is not None: self._info_append(info, info_data) else: - log.warning(self._name_line_msg("invalid format: '%s'" % (info_data[:-1]))) + log.warning(self._name_line_msg("invalid format: '%s'" % \ + (info_data[:-1]))) else: l = self._expand(l) - log.trace('config: %s: %3d: _data: %s %s' % (self.name, self.lc, l, new_data)) + log.trace('config: %s: %3d: _data: %s %s' % \ + (self.name, self.lc, l, new_data)) new_data.append(l) return (directive, info, data + new_data) @@ -1303,7 +1330,8 @@ class file: self.package = _package def _directive_extend(self, dir, data): - log.trace('config: %s: %3d: _directive_extend: %s: %r' % (self.name, self.lc, dir, data)) + log.trace('config: %s: %3d: _directive_extend: %s: %r' % \ + (self.name, self.lc, dir, data)) self._packages[self.package].directive_extend(dir, data) def _info_append(self, info, data): @@ -1327,8 +1355,15 @@ class file: right = right[:-1] return end + def search_path(confignames): + for configname in confignames.split(':'): + if not configname.endswith('.cfg'): + configname = '%s.cfg' % (configname) + if path.exists(configname): + return configname + return None + if self.load_depth == 0: - self._reset(name) self._packages[self.package] = package(self.package, self.define('%{_arch}'), self) @@ -1336,11 +1371,12 @@ class file: self.load_depth += 1 save_name = self.name + save_parent = self.parent save_lc = self.lc # # Locate the config file. Expand any macros then add the - # extension. Check if the file exists, therefore directly + # extension. Check if the file exists then it is directly # referenced. If not see if the file contains ':' or the path # separator. If it does split the path else use the standard config dir # path in the defaults. @@ -1348,32 +1384,13 @@ class file: exname = self.expand(name) - # - # Macro could add an extension. - # - if exname.endswith('.cfg'): - configname = exname - else: - configname = '%s.cfg' % (exname) - name = '%s.cfg' % (name) - - if ':' in configname: - cfgname = path.basename(configname) - else: - cfgname = common_end(configname, name) + configname = search_path(exname) + if configname is None: + configname = search_path(self.expand(path.join('%{_configdir}', exname))) + if configname is None: + raise error.general('no config file found: %s' % (','.join(exname.split(':')))) - if not path.exists(configname): - if ':' in configname: - configdirs = path.dirname(configname).split(':') - else: - configdirs = self.define('_configdir').split(':') - for cp in configdirs: - configname = path.join(path.abspath(cp), cfgname) - if path.exists(configname): - break - configname = None - if configname is None: - raise error.general('no config file found: %s' % (cfgname)) + name = path.basename(configname) try: log.trace('config: %s: _open: %s' % (self.name, path.host(configname))) @@ -1382,7 +1399,9 @@ class file: raise error.general('error opening config file: %s' % (path.host(configname))) self.configpath += [configname] - self._includes += [configname] + + self._includes += [configname + ':' + self.parent] + self.parent = configname self.name = self._relative_path(configname) self.lc = 0 @@ -1413,13 +1432,12 @@ class file: except: config.close() raise - - config.close() - - self.name = save_name - self.lc = save_lc - - self.load_depth -= 1 + finally: + config.close() + self.name = save_name + self.parent = save_parent + self.lc = save_lc + self.load_depth -= 1 def defined(self, name): return name in self.macros @@ -1456,7 +1474,7 @@ class file: raise error.general('package "' + _package + '" not found') if name not in self._packages[_package].directives: raise error.general('directive "' + name + \ - '" not found in package "' + _package + '"') + '" not found in package "' + _package + '"') return self._packages[_package].directives[name] def abspath(self, rpath): |