5 # gen_xmlpool.py /path/to/t_option.h localedir lang lang lang ...
7 # For each given language, this script expects to find a .mo file at
8 # `{localedir}/{language}/LC_MESSAGES/options.mo`.
16 template_header_path
= sys
.argv
[1]
18 localedir
= sys
.argv
[2]
20 # List of supported languages
21 languages
= sys
.argv
[3:]
23 # Escape special characters in C strings
24 def escapeCString (s
):
25 escapeSeqs
= {'\a' : '\\a', '\b' : '\\b', '\f' : '\\f', '\n' : '\\n',
26 '\r' : '\\r', '\t' : '\\t', '\v' : '\\v', '\\' : '\\\\'}
27 # " -> '' is a hack. Quotes (") aren't possible in XML attributes.
28 # Better use Unicode characters for typographic quotes in option
29 # descriptions and translations.
33 # Special case: escape double quote with \u201c or \u201d, depending
34 # on whether it's an open or close quote. This is needed because plain
35 # double quotes are not possible in XML attributes.
37 if i
== len(s
)-1 or s
[i
+1].isspace():
44 elif escapeSeqs
.has_key(s
[i
]):
45 r
= r
+ escapeSeqs
[s
[i
]]
51 # Expand escape sequences in C strings (needed for gettext lookup)
52 def expandCString (s
):
53 escapeSeqs
= {'a' : '\a', 'b' : '\b', 'f' : '\f', 'n' : '\n',
54 'r' : '\r', 't' : '\t', 'v' : '\v',
55 '"' : '"', '\\' : '\\'}
70 if (s
[i
] >= '0' and s
[i
] <= '9') or \
71 (s
[i
] >= 'a' and s
[i
] <= 'f') or \
72 (s
[i
] >= 'A' and s
[i
] <= 'F'):
73 num
= num
* 16 + int(s
[i
],16)
82 if s
[i
] >= '0' and s
[i
] <= '7':
83 num
= num
* 8 + int(s
[i
],8)
92 if escapeSeqs
.has_key(s
[i
]):
93 r
= r
+ escapeSeqs
[s
[i
]]
95 elif s
[i
] >= '0' and s
[i
] <= '7':
102 elif s
[i
] == 'x' or s
[i
] == 'X':
112 # Expand matches. The first match is always a DESC or DESC_BEGIN match.
113 # Subsequent matches are ENUM matches.
115 # DESC, DESC_BEGIN format: \1 \2=<lang> \3 \4=gettext(" \5=<text> \6=") \7
116 # ENUM format: \1 \2=gettext(" \3=<text> \4=") \5
117 def expandMatches (matches
, translations
, end
=None):
118 assert len(matches
) > 0
119 nTranslations
= len(translations
)
121 # Expand the description+enums for all translations
122 for lang
,trans
in translations
:
124 # Make sure that all but the last line of a simple description
125 # are extended with a backslash.
127 if len(matches
) == 1 and i
< len(translations
) and \
128 not matches
[0].expand (r
'\7').endswith('\\'):
130 # Expand the description line. Need to use ugettext in order to allow
131 # non-ascii unicode chars in the original English descriptions.
132 text
= escapeCString (trans
.ugettext (unicode (expandCString (
133 matches
[0].expand (r
'\5')), "utf-8"))).encode("utf-8")
134 print matches
[0].expand (r
'\1' + lang
+ r
'\3"' + text
+ r
'"\7') + suffix
135 # Expand any subsequent enum lines
136 for match
in matches
[1:]:
137 text
= escapeCString (trans
.ugettext (unicode (expandCString (
138 match
.expand (r
'\3')), "utf-8"))).encode("utf-8")
139 print match
.expand (r
'\1"' + text
+ r
'"\5')
141 # Expand description end
145 # Compile a list of translation classes to all supported languages.
146 # The first translation is always a NullTranslations.
147 translations
= [("en", gettext
.NullTranslations())]
148 for lang
in languages
:
150 trans
= gettext
.translation ("options", localedir
, [lang
])
152 sys
.stderr
.write ("Warning: language '%s' not found.\n" % lang
)
154 translations
.append ((lang
, trans
))
156 # Regular expressions:
157 reLibintl_h
= re
.compile (r
'#\s*include\s*<libintl.h>')
158 reDESC
= re
.compile (r
'(\s*DRI_CONF_DESC\s*\(\s*)([a-z]+)(\s*,\s*)(gettext\s*\(\s*")(.*)("\s*\))(\s*\)[ \t]*\\?)$')
159 reDESC_BEGIN
= re
.compile (r
'(\s*DRI_CONF_DESC_BEGIN\s*\(\s*)([a-z]+)(\s*,\s*)(gettext\s*\(\s*")(.*)("\s*\))(\s*\)[ \t]*\\?)$')
160 reENUM
= re
.compile (r
'(\s*DRI_CONF_ENUM\s*\([^,]+,\s*)(gettext\s*\(\s*")(.*)("\s*\))(\s*\)[ \t]*\\?)$')
161 reDESC_END
= re
.compile (r
'\s*DRI_CONF_DESC_END')
165 "/***********************************************************************\n" \
166 " *** THIS FILE IS GENERATED AUTOMATICALLY. DON'T EDIT! ***\n" \
167 " ***********************************************************************/"
169 # Process the options template and generate options.h with all
171 template
= file (template_header_path
, "r")
173 for line
in template
:
174 if len(descMatches
) > 0:
175 matchENUM
= reENUM
.match (line
)
176 matchDESC_END
= reDESC_END
.match (line
)
178 descMatches
.append (matchENUM
)
180 expandMatches (descMatches
, translations
, line
)
184 "Warning: unexpected line inside description dropped:\n%s\n" \
187 if reLibintl_h
.search (line
):
188 # Ignore (comment out) #include <libintl.h>
189 print "/* %s * commented out by gen_xmlpool.py */" % line
191 matchDESC
= reDESC
.match (line
)
192 matchDESC_BEGIN
= reDESC_BEGIN
.match (line
)
194 assert len(descMatches
) == 0
195 expandMatches ([matchDESC
], translations
)
196 elif matchDESC_BEGIN
:
197 assert len(descMatches
) == 0
198 descMatches
= [matchDESC_BEGIN
]
202 if len(descMatches
) > 0:
203 sys
.stderr
.write ("Warning: unterminated description at end of file.\n")
204 expandMatches (descMatches
, translations
)