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-rw-r--r--bitbake/lib/bb/parse/parse_py/ConfHandler.py58
1 files changed, 41 insertions, 17 deletions
diff --git a/bitbake/lib/bb/parse/parse_py/ConfHandler.py b/bitbake/lib/bb/parse/parse_py/ConfHandler.py
index f171c5c932..9ddbae123d 100644
--- a/bitbake/lib/bb/parse/parse_py/ConfHandler.py
+++ b/bitbake/lib/bb/parse/parse_py/ConfHandler.py
@@ -20,10 +20,10 @@ from bb.parse import ParseError, resolve_file, ast, logger, handle
20__config_regexp__ = re.compile( r""" 20__config_regexp__ = re.compile( r"""
21 ^ 21 ^
22 (?P<exp>export\s+)? 22 (?P<exp>export\s+)?
23 (?P<var>[a-zA-Z0-9\-_+.${}/~]+?) 23 (?P<var>[a-zA-Z0-9\-_+.${}/~:]*?)
24 (\[(?P<flag>[a-zA-Z0-9\-_+.]+)\])? 24 (\[(?P<flag>[a-zA-Z0-9\-_+.][a-zA-Z0-9\-_+.@/]*)\])?
25 25
26 \s* ( 26 (?P<whitespace>\s*) (
27 (?P<colon>:=) | 27 (?P<colon>:=) |
28 (?P<lazyques>\?\?=) | 28 (?P<lazyques>\?\?=) |
29 (?P<ques>\?=) | 29 (?P<ques>\?=) |
@@ -32,7 +32,7 @@ __config_regexp__ = re.compile( r"""
32 (?P<predot>=\.) | 32 (?P<predot>=\.) |
33 (?P<postdot>\.=) | 33 (?P<postdot>\.=) |
34 = 34 =
35 ) \s* 35 ) (?P<whitespace2>\s*)
36 36
37 (?!'[^']*'[^']*'$) 37 (?!'[^']*'[^']*'$)
38 (?!\"[^\"]*\"[^\"]*\"$) 38 (?!\"[^\"]*\"[^\"]*\"$)
@@ -43,15 +43,15 @@ __config_regexp__ = re.compile( r"""
43 """, re.X) 43 """, re.X)
44__include_regexp__ = re.compile( r"include\s+(.+)" ) 44__include_regexp__ = re.compile( r"include\s+(.+)" )
45__require_regexp__ = re.compile( r"require\s+(.+)" ) 45__require_regexp__ = re.compile( r"require\s+(.+)" )
46__includeall_regexp__ = re.compile( r"include_all\s+(.+)" )
46__export_regexp__ = re.compile( r"export\s+([a-zA-Z0-9\-_+.${}/~]+)$" ) 47__export_regexp__ = re.compile( r"export\s+([a-zA-Z0-9\-_+.${}/~]+)$" )
47__unset_regexp__ = re.compile( r"unset\s+([a-zA-Z0-9\-_+.${}/~]+)$" ) 48__unset_regexp__ = re.compile( r"unset\s+([a-zA-Z0-9\-_+.${}/~]+)$" )
48__unset_flag_regexp__ = re.compile( r"unset\s+([a-zA-Z0-9\-_+.${}/~]+)\[([a-zA-Z0-9\-_+.]+)\]$" ) 49__unset_flag_regexp__ = re.compile( r"unset\s+([a-zA-Z0-9\-_+.${}/~]+)\[([a-zA-Z0-9\-_+.][a-zA-Z0-9\-_+.@]+)\]$" )
50__addpylib_regexp__ = re.compile(r"addpylib\s+(.+)\s+(.+)" )
51__addfragments_regexp__ = re.compile(r"addfragments\s+(.+)\s+(.+)\s+(.+)\s+(.+)" )
49 52
50def init(data): 53def init(data):
51 topdir = data.getVar('TOPDIR', False) 54 return
52 if not topdir:
53 data.setVar('TOPDIR', os.getcwd())
54
55 55
56def supports(fn, d): 56def supports(fn, d):
57 return fn[-5:] == ".conf" 57 return fn[-5:] == ".conf"
@@ -105,12 +105,12 @@ def include_single_file(parentfn, fn, lineno, data, error_out):
105# We have an issue where a UI might want to enforce particular settings such as 105# We have an issue where a UI might want to enforce particular settings such as
106# an empty DISTRO variable. If configuration files do something like assigning 106# an empty DISTRO variable. If configuration files do something like assigning
107# a weak default, it turns out to be very difficult to filter out these changes, 107# a weak default, it turns out to be very difficult to filter out these changes,
108# particularly when the weak default might appear half way though parsing a chain 108# particularly when the weak default might appear half way though parsing a chain
109# of configuration files. We therefore let the UIs hook into configuration file 109# of configuration files. We therefore let the UIs hook into configuration file
110# parsing. This turns out to be a hard problem to solve any other way. 110# parsing. This turns out to be a hard problem to solve any other way.
111confFilters = [] 111confFilters = []
112 112
113def handle(fn, data, include): 113def handle(fn, data, include, baseconfig=False):
114 init(data) 114 init(data)
115 115
116 if include == 0: 116 if include == 0:
@@ -128,21 +128,26 @@ def handle(fn, data, include):
128 s = f.readline() 128 s = f.readline()
129 if not s: 129 if not s:
130 break 130 break
131 origlineno = lineno
132 origline = s
131 w = s.strip() 133 w = s.strip()
132 # skip empty lines 134 # skip empty lines
133 if not w: 135 if not w:
134 continue 136 continue
135 s = s.rstrip() 137 s = s.rstrip()
136 while s[-1] == '\\': 138 while s[-1] == '\\':
137 s2 = f.readline().rstrip() 139 line = f.readline()
140 origline += line
141 s2 = line.rstrip()
138 lineno = lineno + 1 142 lineno = lineno + 1
139 if (not s2 or s2 and s2[0] != "#") and s[0] == "#" : 143 if (not s2 or s2 and s2[0] != "#") and s[0] == "#" :
140 bb.fatal("There is a confusing multiline, partially commented expression on line %s of file %s (%s).\nPlease clarify whether this is all a comment or should be parsed." % (lineno, fn, s)) 144 bb.fatal("There is a confusing multiline, partially commented expression starting on line %s of file %s:\n%s\nPlease clarify whether this is all a comment or should be parsed." % (origlineno, fn, origline))
145
141 s = s[:-1] + s2 146 s = s[:-1] + s2
142 # skip comments 147 # skip comments
143 if s[0] == '#': 148 if s[0] == '#':
144 continue 149 continue
145 feeder(lineno, s, abs_fn, statements) 150 feeder(lineno, s, abs_fn, statements, baseconfig=baseconfig)
146 151
147 # DONE WITH PARSING... time to evaluate 152 # DONE WITH PARSING... time to evaluate
148 data.setVar('FILE', abs_fn) 153 data.setVar('FILE', abs_fn)
@@ -150,17 +155,21 @@ def handle(fn, data, include):
150 if oldfile: 155 if oldfile:
151 data.setVar('FILE', oldfile) 156 data.setVar('FILE', oldfile)
152 157
153 f.close()
154
155 for f in confFilters: 158 for f in confFilters:
156 f(fn, data) 159 f(fn, data)
157 160
158 return data 161 return data
159 162
160def feeder(lineno, s, fn, statements): 163# baseconfig is set for the bblayers/layer.conf cookerdata config parsing
164# The function is also used by BBHandler, conffile would be False
165def feeder(lineno, s, fn, statements, baseconfig=False, conffile=True):
161 m = __config_regexp__.match(s) 166 m = __config_regexp__.match(s)
162 if m: 167 if m:
163 groupd = m.groupdict() 168 groupd = m.groupdict()
169 if groupd['var'] == "":
170 raise ParseError("Empty variable name in assignment: '%s'" % s, fn, lineno);
171 if not groupd['whitespace'] or not groupd['whitespace2']:
172 logger.warning("%s:%s has a lack of whitespace around the assignment: '%s'" % (fn, lineno, s))
164 ast.handleData(statements, fn, lineno, groupd) 173 ast.handleData(statements, fn, lineno, groupd)
165 return 174 return
166 175
@@ -174,6 +183,11 @@ def feeder(lineno, s, fn, statements):
174 ast.handleInclude(statements, fn, lineno, m, True) 183 ast.handleInclude(statements, fn, lineno, m, True)
175 return 184 return
176 185
186 m = __includeall_regexp__.match(s)
187 if m:
188 ast.handleIncludeAll(statements, fn, lineno, m)
189 return
190
177 m = __export_regexp__.match(s) 191 m = __export_regexp__.match(s)
178 if m: 192 if m:
179 ast.handleExport(statements, fn, lineno, m) 193 ast.handleExport(statements, fn, lineno, m)
@@ -189,6 +203,16 @@ def feeder(lineno, s, fn, statements):
189 ast.handleUnsetFlag(statements, fn, lineno, m) 203 ast.handleUnsetFlag(statements, fn, lineno, m)
190 return 204 return
191 205
206 m = __addpylib_regexp__.match(s)
207 if baseconfig and conffile and m:
208 ast.handlePyLib(statements, fn, lineno, m)
209 return
210
211 m = __addfragments_regexp__.match(s)
212 if m:
213 ast.handleAddFragments(statements, fn, lineno, m)
214 return
215
192 raise ParseError("unparsed line: '%s'" % s, fn, lineno); 216 raise ParseError("unparsed line: '%s'" % s, fn, lineno);
193 217
194# Add us to the handlers list 218# Add us to the handlers list