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1 #!/usr/bin/python | |
2 # | |
3 # Copyright (C) 2009 Google Inc. All rights reserved. | |
4 # | |
5 # Redistribution and use in source and binary forms, with or without | |
6 # modification, are permitted provided that the following conditions are | |
7 # met: | |
8 # | |
9 # * Redistributions of source code must retain the above copyright | |
10 # notice, this list of conditions and the following disclaimer. | |
11 # * Redistributions in binary form must reproduce the above | |
12 # copyright notice, this list of conditions and the following disclaimer | |
13 # in the documentation and/or other materials provided with the | |
14 # distribution. | |
15 # * Neither the name of Google Inc. nor the names of its | |
16 # contributors may be used to endorse or promote products derived from | |
17 # this software without specific prior written permission. | |
18 # | |
19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
22 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
23 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
24 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
25 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
30 # | |
31 # Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
32 # Use of this source code is governed by a BSD-style license that can be | |
33 # found in the LICENSE file. | |
34 | |
35 # usage: | |
36 # action_useragentstylesheets.py OUTPUTS INPUTS -- MAINSCRIPT MODULES -- OPTIONS | |
37 # | |
38 # OUTPUTS must contain two items, in order: a path to UserAgentStyleSheets.h | |
39 # and a path to UserAgentStyleSheetsData.cpp. | |
40 # INPUTS contains one or more CSS files. | |
41 # | |
42 # MAINSCRIPT is the path to make-css-file-arrays.pl. MODULES may contain | |
43 # multiple paths to additional perl modules. | |
44 # | |
45 # OPTIONS are passed as-is to MAINSCRIPT as additional arguments. | |
46 | |
47 | |
48 import os | |
49 import shlex | |
50 import subprocess | |
51 import sys | |
52 | |
53 | |
54 def SplitArgsIntoSections(args): | |
55 sections = [] | |
56 while len(args) > 0: | |
57 if not '--' in args: | |
58 # If there is no '--' left, everything remaining is an entire sectio
n. | |
59 dashes = len(args) | |
60 else: | |
61 dashes = args.index('--') | |
62 | |
63 sections.append(args[:dashes]) | |
64 | |
65 # Next time through the loop, look at everything after this '--'. | |
66 if dashes + 1 == len(args): | |
67 # If the '--' is at the end of the list, we won't come back through
the | |
68 # loop again. Add an empty section now corresponding to the nothingn
ess | |
69 # following the final '--'. | |
70 args = [] | |
71 sections.append(args) | |
72 else: | |
73 args = args[dashes + 1:] | |
74 | |
75 return sections | |
76 | |
77 | |
78 def main(args): | |
79 sections = SplitArgsIntoSections(args[1:]) | |
80 assert len(sections) == 3 | |
81 (outputsInputs, scripts, options) = sections | |
82 | |
83 assert len(outputsInputs) >= 3 | |
84 outputH = outputsInputs[0] | |
85 outputCpp = outputsInputs[1] | |
86 styleSheets = outputsInputs[2:] | |
87 | |
88 assert len(scripts) >= 1 | |
89 makeCssFileArrays = scripts[0] | |
90 perlModules = scripts[1:] | |
91 | |
92 includeDirs = [] | |
93 for perlModule in perlModules: | |
94 includeDir = os.path.dirname(perlModule) | |
95 if not includeDir in includeDirs: | |
96 includeDirs.append(includeDir) | |
97 | |
98 # The defines come in as one flat string. Split it up into distinct argument
s. | |
99 if '--defines' in options: | |
100 definesIndex = options.index('--defines') | |
101 if definesIndex + 1 < len(options): | |
102 splitOptions = shlex.split(options[definesIndex + 1]) | |
103 if splitOptions: | |
104 options[definesIndex + 1] = ' '.join(splitOptions) | |
105 | |
106 # Build up the command. | |
107 command = ['perl'] | |
108 for includeDir in includeDirs: | |
109 command.extend(['-I', includeDir]) | |
110 command.append(makeCssFileArrays) | |
111 command.extend(options) | |
112 command.extend([outputH, outputCpp]) | |
113 command.extend(styleSheets) | |
114 | |
115 # Do it. check_call is new in 2.5, so simulate its behavior with call and | |
116 # assert. | |
117 returnCode = subprocess.call(command) | |
118 assert returnCode == 0 | |
119 | |
120 return returnCode | |
121 | |
122 | |
123 if __name__ == '__main__': | |
124 sys.exit(main(sys.argv)) | |
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