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1#!/usr/bin/env python
2# This file uses the following encoding: utf-8
3
4import sys
5import re
6
7if len(sys.argv) == 1:
8    print 'usage: ' + sys.argv[0] + ' <build.log>'
9    sys.exit()
10
11# if you add another level, don't forget to give it a color below
12class severity:
13    UNKNOWN=0
14    SKIP=100
15    FIXMENOW=1
16    HIGH=2
17    MEDIUM=3
18    LOW=4
19    HARMLESS=5
20
21def colorforseverity(sev):
22    if sev == severity.FIXMENOW:
23        return 'fuchsia'
24    if sev == severity.HIGH:
25        return 'red'
26    if sev == severity.MEDIUM:
27        return 'orange'
28    if sev == severity.LOW:
29        return 'yellow'
30    if sev == severity.HARMLESS:
31        return 'limegreen'
32    if sev == severity.UNKNOWN:
33        return 'blue'
34    return 'grey'
35
36warnpatterns = [
37    { 'category':'make',    'severity':severity.MEDIUM,   'members':[], 'option':'',
38        'description':'make: overriding commands/ignoring old commands',
39        'patterns':[r".*: warning: overriding commands for target .+",
40                    r".*: warning: ignoring old commands for target .+"] },
41    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-Wimplicit-function-declaration',
42        'description':'Implicit function declaration',
43        'patterns':[r".*: warning: implicit declaration of function .+"] },
44    { 'category':'C/C++',   'severity':severity.SKIP,     'members':[], 'option':'',
45        'description':'',
46        'patterns':[r".*: warning: conflicting types for '.+'"] },
47    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-Wtype-limits',
48        'description':'Expression always evaluates to true or false',
49        'patterns':[r".*: warning: comparison is always false due to limited range of data type",
50                    r".*: warning: comparison of unsigned expression >= 0 is always true",
51                    r".*: warning: comparison of unsigned expression < 0 is always false"] },
52    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
53        'description':'Incompatible pointer types',
54        'patterns':[r".*: warning: assignment from incompatible pointer type",
55                    r".*: warning: return from incompatible pointer type",
56                    r".*: warning: passing argument [0-9]+ of '.*' from incompatible pointer type",
57                    r".*: warning: initialization from incompatible pointer type"] },
58    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-fno-builtin',
59        'description':'Incompatible declaration of built in function',
60        'patterns':[r".*: warning: incompatible implicit declaration of built-in function .+"] },
61    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wunused-parameter',
62        'description':'Unused parameter',
63        'patterns':[r".*: warning: unused parameter '.*'"] },
64    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wunused',
65        'description':'Unused function, variable or label',
66        'patterns':[r".*: warning: '.+' defined but not used",
67                    r".*: warning: unused variable '.+'"] },
68    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wunused-value',
69        'description':'Statement with no effect',
70        'patterns':[r".*: warning: statement with no effect"] },
71    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wmissing-field-initializers',
72        'description':'Missing initializer',
73        'patterns':[r".*: warning: missing initializer"] },
74    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
75        'description':'',
76        'patterns':[r".*: warning: \(near initialization for '.+'\)"] },
77    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wformat',
78        'description':'Format string does not match arguments',
79        'patterns':[r".*: warning: format '.+' expects type '.+', but argument [0-9]+ has type '.+'"] },
80    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wformat-extra-args',
81        'description':'Too many arguments for format string',
82        'patterns':[r".*: warning: too many arguments for format"] },
83    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wsign-compare',
84        'description':'Comparison between signed and unsigned',
85        'patterns':[r".*: warning: comparison between signed and unsigned",
86                    r".*: warning: comparison of promoted \~unsigned with unsigned",
87                    r".*: warning: signed and unsigned type in conditional expression"] },
88    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
89        'description':'Comparison between enum and non-enum',
90        'patterns':[r".*: warning: enumeral and non-enumeral type in conditional expression"] },
91    { 'category':'libpng',  'severity':severity.MEDIUM,   'members':[], 'option':'',
92        'description':'libpng: zero area',
93        'patterns':[r".*libpng warning: Ignoring attempt to set cHRM RGB triangle with zero area"] },
94    { 'category':'aapt',    'severity':severity.MEDIUM,   'members':[], 'option':'',
95        'description':'aapt: no comment for public symbol',
96        'patterns':[r".*: warning: No comment for public symbol .+"] },
97    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wmissing-braces',
98        'description':'Missing braces around initializer',
99        'patterns':[r".*: warning: missing braces around initializer.*"] },
100    { 'category':'C/C++',   'severity':severity.HARMLESS, 'members':[], 'option':'',
101        'description':'No newline at end of file',
102        'patterns':[r".*: warning: no newline at end of file"] },
103    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wcast-qual',
104        'description':'Qualifier discarded',
105        'patterns':[r".*: warning: passing argument [0-9]+ of '.+' discards qualifiers from pointer target type",
106                    r".*: warning: assignment discards qualifiers from pointer target type",
107                    r".*: warning: return discards qualifiers from pointer target type"] },
108    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wattributes',
109        'description':'Attribute ignored',
110        'patterns':[r".*: warning: '_*packed_*' attribute ignored"] },
111    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wattributes',
112        'description':'Visibility mismatch',
113        'patterns':[r".*: warning: '.+' declared with greater visibility than the type of its field '.+'"] },
114    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
115        'description':'Shift count greater than width of type',
116        'patterns':[r".*: warning: (left|right) shift count >= width of type"] },
117    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
118        'description':'extern &lt;foo&gt; is initialized',
119        'patterns':[r".*: warning: '.+' initialized and declared 'extern'"] },
120    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wold-style-declaration',
121        'description':'Old style declaration',
122        'patterns':[r".*: warning: 'static' is not at beginning of declaration"] },
123    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wuninitialized',
124        'description':'Variable may be used uninitialized',
125        'patterns':[r".*: warning: '.+' may be used uninitialized in this function"] },
126    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-Wuninitialized',
127        'description':'Variable is used uninitialized',
128        'patterns':[r".*: warning: '.+' is used uninitialized in this function"] },
129    { 'category':'ld',      'severity':severity.MEDIUM,   'members':[], 'option':'-fshort-enums',
130        'description':'ld: possible enum size mismatch',
131        'patterns':[r".*: warning: .* uses variable-size enums yet the output is to use 32-bit enums; use of enum values across objects may fail"] },
132    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wpointer-sign',
133        'description':'Pointer targets differ in signedness',
134        'patterns':[r".*: warning: pointer targets in initialization differ in signedness",
135                    r".*: warning: pointer targets in assignment differ in signedness",
136                    r".*: warning: pointer targets in return differ in signedness",
137                    r".*: warning: pointer targets in passing argument [0-9]+ of '.+' differ in signedness"] },
138    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wstrict-overflow',
139        'description':'Assuming overflow does not occur',
140        'patterns':[r".*: warning: assuming signed overflow does not occur when assuming that .* is always (true|false)"] },
141    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wempty-body',
142        'description':'Suggest adding braces around empty body',
143        'patterns':[r".*: warning: suggest braces around empty body in an 'if' statement",
144                    r".*: warning: empty body in an if-statement",
145                    r".*: warning: suggest braces around empty body in an 'else' statement",
146                    r".*: warning: empty body in an else-statement"] },
147    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wparentheses',
148        'description':'Suggest adding parentheses',
149        'patterns':[r".*: warning: suggest explicit braces to avoid ambiguous 'else'",
150                    r".*: warning: suggest parentheses around arithmetic in operand of '.+'",
151                    r".*: warning: suggest parentheses around comparison in operand of '.+'",
152                    r".*: warning: suggest parentheses around '.+?' .+ '.+?'",
153                    r".*: warning: suggest parentheses around assignment used as truth value"] },
154    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
155        'description':'Static variable used in non-static inline function',
156        'patterns':[r".*: warning: '.+' is static but used in inline function '.+' which is not static"] },
157    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wimplicit int',
158        'description':'No type or storage class (will default to int)',
159        'patterns':[r".*: warning: data definition has no type or storage class"] },
160    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
161        'description':'',
162        'patterns':[r".*: warning: type defaults to 'int' in declaration of '.+'"] },
163    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
164        'description':'',
165        'patterns':[r".*: warning: parameter names \(without types\) in function declaration"] },
166    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wstrict-aliasing',
167        'description':'Dereferencing &lt;foo&gt; breaks strict aliasing rules',
168        'patterns':[r".*: warning: dereferencing .* break strict-aliasing rules"] },
169    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wpointer-to-int-cast',
170        'description':'Cast from pointer to integer of different size',
171        'patterns':[r".*: warning: cast from pointer to integer of different size"] },
172    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wint-to-pointer-cast',
173        'description':'Cast to pointer from integer of different size',
174        'patterns':[r".*: warning: cast to pointer from integer of different size"] },
175    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
176        'description':'Symbol redefined',
177        'patterns':[r".*: warning: "".+"" redefined"] },
178    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
179        'description':'',
180        'patterns':[r".*: warning: this is the location of the previous definition"] },
181    { 'category':'ld',      'severity':severity.MEDIUM,   'members':[], 'option':'',
182        'description':'ld: type and size of dynamic symbol are not defined',
183        'patterns':[r".*: warning: type and size of dynamic symbol `.+' are not defined"] },
184    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
185        'description':'Pointer from integer without cast',
186        'patterns':[r".*: warning: assignment makes pointer from integer without a cast"] },
187    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
188        'description':'Pointer from integer without cast',
189        'patterns':[r".*: warning: passing argument [0-9]+ of '.+' makes pointer from integer without a cast"] },
190    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
191        'description':'Integer from pointer without cast',
192        'patterns':[r".*: warning: assignment makes integer from pointer without a cast"] },
193    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
194        'description':'Integer from pointer without cast',
195        'patterns':[r".*: warning: passing argument [0-9]+ of '.+' makes integer from pointer without a cast"] },
196    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
197        'description':'Integer from pointer without cast',
198        'patterns':[r".*: warning: return makes integer from pointer without a cast"] },
199    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wunknown-pragmas',
200        'description':'Ignoring pragma',
201        'patterns':[r".*: warning: ignoring #pragma .+"] },
202    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wclobbered',
203        'description':'Variable might be clobbered by longjmp or vfork',
204        'patterns':[r".*: warning: variable '.+' might be clobbered by 'longjmp' or 'vfork'"] },
205    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wclobbered',
206        'description':'Argument might be clobbered by longjmp or vfork',
207        'patterns':[r".*: warning: argument '.+' might be clobbered by 'longjmp' or 'vfork'"] },
208    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wredundant-decls',
209        'description':'Redundant declaration',
210        'patterns':[r".*: warning: redundant redeclaration of '.+'"] },
211    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
212        'description':'',
213        'patterns':[r".*: warning: previous declaration of '.+' was here"] },
214    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wswitch-enum',
215        'description':'Enum value not handled in switch',
216        'patterns':[r".*: warning: enumeration value '.+' not handled in switch"] },
217    { 'category':'java',    'severity':severity.MEDIUM,   'members':[], 'option':'-encoding',
218        'description':'Java: Non-ascii characters used, but ascii encoding specified',
219        'patterns':[r".*: warning: unmappable character for encoding ascii"] },
220    { 'category':'java',    'severity':severity.MEDIUM,   'members':[], 'option':'',
221        'description':'Java: Non-varargs call of varargs method with inexact argument type for last parameter',
222        'patterns':[r".*: warning: non-varargs call of varargs method with inexact argument type for last parameter"] },
223    { 'category':'aapt',    'severity':severity.MEDIUM,   'members':[], 'option':'',
224        'description':'aapt: No default translation',
225        'patterns':[r".*: warning: string '.+' has no default translation in .*"] },
226    { 'category':'aapt',    'severity':severity.MEDIUM,   'members':[], 'option':'',
227        'description':'aapt: Missing default or required localization',
228        'patterns':[r".*: warning: \*\*\*\* string '.+' has no default or required localization for '.+' in .+"] },
229    { 'category':'aapt',    'severity':severity.MEDIUM,   'members':[], 'option':'',
230        'description':'aapt: String marked untranslatable, but translation exists',
231        'patterns':[r".*: warning: string '.+' in .* marked untranslatable but exists in locale '??_??'"] },
232    { 'category':'aapt',    'severity':severity.MEDIUM,   'members':[], 'option':'',
233        'description':'aapt: empty span in string',
234        'patterns':[r".*: warning: empty '.+' span found in text '.+"] },
235    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
236        'description':'Taking address of temporary',
237        'patterns':[r".*: warning: taking address of temporary"] },
238    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
239        'description':'Possible broken line continuation',
240        'patterns':[r".*: warning: backslash and newline separated by space"] },
241    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Warray-bounds',
242        'description':'Array subscript out of bounds',
243        'patterns':[r".*: warning: array subscript is above array bounds",
244                    r".*: warning: array subscript is below array bounds"] },
245    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
246        'description':'Decimal constant is unsigned only in ISO C90',
247        'patterns':[r".*: warning: this decimal constant is unsigned only in ISO C90"] },
248    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wmain',
249        'description':'main is usually a function',
250        'patterns':[r".*: warning: 'main' is usually a function"] },
251    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
252        'description':'Typedef ignored',
253        'patterns':[r".*: warning: 'typedef' was ignored in this declaration"] },
254    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-Waddress',
255        'description':'Address always evaluates to true',
256        'patterns':[r".*: warning: the address of '.+' will always evaluate as 'true'"] },
257    { 'category':'C/C++',   'severity':severity.FIXMENOW, 'members':[], 'option':'',
258        'description':'Freeing a non-heap object',
259        'patterns':[r".*: warning: attempt to free a non-heap object '.+'"] },
260    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wchar-subscripts',
261        'description':'Array subscript has type char',
262        'patterns':[r".*: warning: array subscript has type 'char'"] },
263    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
264        'description':'Constant too large for type',
265        'patterns':[r".*: warning: integer constant is too large for '.+' type"] },
266    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Woverflow',
267        'description':'Constant too large for type, truncated',
268        'patterns':[r".*: warning: large integer implicitly truncated to unsigned type"] },
269    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Woverflow',
270        'description':'Overflow in implicit constant conversion',
271        'patterns':[r".*: warning: overflow in implicit constant conversion"] },
272    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
273        'description':'Declaration does not declare anything',
274        'patterns':[r".*: warning: declaration 'class .+' does not declare anything"] },
275    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wreorder',
276        'description':'Initialization order will be different',
277        'patterns':[r".*: warning: '.+' will be initialized after"] },
278    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
279        'description':'',
280        'patterns':[r".*: warning:   '.+'"] },
281    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
282        'description':'',
283        'patterns':[r".*: warning:   base '.+'"] },
284    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
285        'description':'',
286        'patterns':[r".*: warning:   when initialized here"] },
287    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wmissing-parameter-type',
288        'description':'Parameter type not specified',
289        'patterns':[r".*: warning: type of '.+' defaults to 'int'"] },
290    { 'category':'gcc',     'severity':severity.MEDIUM,   'members':[], 'option':'',
291        'description':'Invalid option for C file',
292        'patterns':[r".*: warning: command line option "".+"" is valid for C\+\+\/ObjC\+\+ but not for C"] },
293    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
294        'description':'User warning',
295        'patterns':[r".*: warning: #warning "".+"""] },
296    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wextra',
297        'description':'Dereferencing void*',
298        'patterns':[r".*: warning: dereferencing 'void \*' pointer"] },
299    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wextra',
300        'description':'Comparison of pointer to zero',
301        'patterns':[r".*: warning: ordered comparison of pointer with integer zero"] },
302    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wwrite-strings',
303        'description':'Conversion of string constant to non-const char*',
304        'patterns':[r".*: warning: deprecated conversion from string constant to '.+'"] },
305    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wstrict-prototypes',
306        'description':'Function declaration isn''t a prototype',
307        'patterns':[r".*: warning: function declaration isn't a prototype"] },
308    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wignored-qualifiers',
309        'description':'Type qualifiers ignored on function return value',
310        'patterns':[r".*: warning: type qualifiers ignored on function return type"] },
311    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
312        'description':'&lt;foo&gt; declared inside parameter list, scope limited to this definition',
313        'patterns':[r".*: warning: '.+' declared inside parameter list"] },
314    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
315        'description':'',
316        'patterns':[r".*: warning: its scope is only this definition or declaration, which is probably not what you want"] },
317    { 'category':'C/C++',   'severity':severity.LOW,      'members':[], 'option':'-Wcomment',
318        'description':'Line continuation inside comment',
319        'patterns':[r".*: warning: multi-line comment"] },
320    { 'category':'C/C++',   'severity':severity.LOW,      'members':[], 'option':'-Wcomment',
321        'description':'Comment inside comment',
322        'patterns':[r".*: warning: "".+"" within comment"] },
323    { 'category':'C/C++',   'severity':severity.HARMLESS, 'members':[], 'option':'',
324        'description':'Extra tokens after #endif',
325        'patterns':[r".*: warning: extra tokens at end of #endif directive"] },
326    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wenum-compare',
327        'description':'Comparison between different enums',
328        'patterns':[r".*: warning: comparison between 'enum .+' and 'enum .+'"] },
329    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wconversion',
330        'description':'Implicit conversion of negative number to unsigned type',
331        'patterns':[r".*: warning: converting negative value '.+' to '.+'"] },
332    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'',
333        'description':'Passing NULL as non-pointer argument',
334        'patterns':[r".*: warning: passing NULL to non-pointer argument [0-9]+ of '.+'"] },
335    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wctor-dtor-privacy',
336        'description':'Class seems unusable because of private ctor/dtor' ,
337        'patterns':[r".*: warning: all member functions in class '.+' are private"] },
338    # skip this next one, because it only points out some RefBase-based classes where having a private destructor is perfectly fine
339    { 'category':'C/C++',   'severity':severity.SKIP,     'members':[], 'option':'-Wctor-dtor-privacy',
340        'description':'Class seems unusable because of private ctor/dtor' ,
341        'patterns':[r".*: warning: 'class .+' only defines a private destructor and has no friends"] },
342    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wctor-dtor-privacy',
343        'description':'Class seems unusable because of private ctor/dtor' ,
344        'patterns':[r".*: warning: 'class .+' only defines private constructors and has no friends"] },
345    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wpointer-arith',
346        'description':'void* used in arithmetic' ,
347        'patterns':[r".*: warning: pointer of type 'void \*' used in (arithmetic|subtraction)",
348                    r".*: warning: wrong type argument to increment"] },
349    { 'category':'C/C++',   'severity':severity.MEDIUM,   'members':[], 'option':'-Wsign-promo',
350        'description':'Overload resolution chose to promote from unsigned or enum to signed type' ,
351        'patterns':[r".*: warning: passing '.+' chooses 'int' over '.* int'"] },
352    { 'category':'cont.',   'severity':severity.SKIP,     'members':[], 'option':'',
353        'description':'',
354        'patterns':[r".*: warning:   in call to '.+'"] },
355    { 'category':'C/C++',   'severity':severity.HIGH,     'members':[], 'option':'-Wextra',
356        'description':'Base should be explicitly initialized in copy constructor',
357        'patterns':[r".*: warning: base class '.+' should be explicitly initialized in the copy constructor"] },
358    { 'category':'C/C++',   'severity':severity.MEDIUM,     'members':[], 'option':'',
359        'description':'Converting from <type> to <other type>',
360        'patterns':[r".*: warning: converting to '.+' from '.+'"] },
361    { 'category':'C/C++',   'severity':severity.MEDIUM,     'members':[], 'option':'',
362        'description':'Return value from void function',
363        'patterns':[r".*: warning: 'return' with a value, in function returning void"] },
364    { 'category':'C/C++',   'severity':severity.LOW,     'members':[], 'option':'',
365        'description':'Useless specifier',
366        'patterns':[r".*: warning: useless storage class specifier in empty declaration"] },
367    { 'category':'logtags',   'severity':severity.LOW,     'members':[], 'option':'',
368        'description':'Duplicate logtag',
369        'patterns':[r".*: warning: tag "".+"" \(None\) duplicated in .+"] },
370    { 'category':'C/C++',   'severity':severity.MEDIUM,     'members':[], 'option':'',
371        'description':'Operator new returns NULL',
372        'patterns':[r".*: warning: 'operator new' must not return NULL unless it is declared 'throw\(\)' .+"] },
373    { 'category':'C/C++',   'severity':severity.MEDIUM,     'members':[], 'option':'',
374        'description':'NULL used in arithmetic',
375        'patterns':[r".*: warning: NULL used in arithmetic"] },
376    { 'category':'C/C++',   'severity':severity.MEDIUM,     'members':[], 'option':'',
377        'description':'Use of deprecated method',
378        'patterns':[r".*: warning: '.+' is deprecated .+"] },
379
380    # these next ones are to deal with formatting problems resulting from the log being mixed up by 'make -j'
381    { 'category':'C/C++',   'severity':severity.SKIP,     'members':[], 'option':'',
382        'description':'',
383        'patterns':[r".*: warning: ,$"] },
384    { 'category':'C/C++',   'severity':severity.SKIP,     'members':[], 'option':'',
385        'description':'',
386        'patterns':[r".*: warning: $"] },
387    { 'category':'C/C++',   'severity':severity.SKIP,     'members':[], 'option':'',
388        'description':'',
389        'patterns':[r".*: warning: In file included from .+,"] },
390
391    # catch-all for warnings this script doesn't know about yet
392    { 'category':'C/C++',   'severity':severity.UNKNOWN,  'members':[], 'option':'',
393        'description':'Unclassified/unrecognized warnings',
394        'patterns':[r".*: warning: .+"] },
395]
396
397anchor = 0
398cur_row_color = 0
399row_colors = [ 'e0e0e0', 'd0d0d0' ]
400
401def output(text):
402    print text,
403
404def htmlbig(param):
405    return '<font size="+2">' + param + '</font>'
406
407def dumphtmlprologue(title):
408    output('<html>\n<head>\n<title>' + title + '</title>\n<body>\n')
409    output(htmlbig(title))
410    output('<p>\n')
411
412def tablerow(text):
413    global cur_row_color
414    output('<tr bgcolor="' + row_colors[cur_row_color] + '"><td colspan="2">',)
415    cur_row_color = 1 - cur_row_color
416    output(text,)
417    output('</td></tr>')
418
419def begintable(text, backgroundcolor):
420    global anchor
421    output('<table border="1" rules="cols" frame="box" width="100%" bgcolor="black"><tr bgcolor="' +
422        backgroundcolor + '"><a name="anchor' + str(anchor) + '"><td>')
423    output(htmlbig(text[0]) + '<br>')
424    for i in text[1:]:
425        output(i + '<br>')
426    output('</td>')
427    output('<td width="100" bgcolor="grey"><a align="right" href="#anchor' + str(anchor-1) +
428        '">previous</a><br><a align="right" href="#anchor' + str(anchor+1) + '">next</a>')
429    output('</td></a></tr>')
430    anchor += 1
431
432def endtable():
433    output('</table><p>')
434
435
436# dump some stats about total number of warnings and such
437def dumpstats():
438    known = 0
439    unknown = 0
440    for i in warnpatterns:
441        if i['severity'] == severity.UNKNOWN:
442            unknown += len(i['members'])
443        elif i['severity'] != severity.SKIP:
444            known += len(i['members'])
445    output('Number of classified warnings: <b>' + str(known) + '</b><br>' )
446    output('Number of unclassified warnings: <b>' + str(unknown) + '</b><br>')
447    total = unknown + known
448    output('Total number of warnings: <b>' + str(total) + '</b>')
449    if total < 1000:
450        output('(low count may indicate incremental build)')
451    output('<p>')
452
453def allpatterns(cat):
454    pats = ''
455    for i in cat['patterns']:
456        pats += i
457        pats += ' / '
458    return pats
459
460def descriptionfor(cat):
461    if cat['description'] != '':
462        return cat['description']
463    return allpatterns(cat)
464
465
466# show which warnings no longer occur
467def dumpfixed():
468    tablestarted = False
469    for i in warnpatterns:
470        if len(i['members']) == 0 and i['severity'] != severity.SKIP:
471            if tablestarted == False:
472                tablestarted = True
473                begintable(['Fixed warnings', 'No more occurences. Please consider turning these in to errors if possible, before they are reintroduced in to the build'], 'blue')
474            tablerow(i['description'] + ' (' + allpatterns(i) + ') ' + i['option'])
475    if tablestarted:
476        endtable()
477
478
479# dump a category, provided it is not marked as 'SKIP' and has more than 0 occurrences
480def dumpcategory(cat):
481    if cat['severity'] != severity.SKIP and len(cat['members']) != 0:
482        header = [descriptionfor(cat),str(len(cat['members'])) + ' occurences:']
483        if cat['option'] != '':
484            header[1:1] = [' (related option: ' + cat['option'] +')']
485        begintable(header, colorforseverity(cat['severity']))
486        for i in cat['members']:
487            tablerow(i)
488        endtable()
489
490
491# dump everything for a given severity
492def dumpseverity(sev):
493    for i in warnpatterns:
494        if i['severity'] == sev:
495            dumpcategory(i)
496
497
498def classifywarning(line):
499    for i in warnpatterns:
500        for cpat in i['compiledpatterns']:
501            if cpat.match(line):
502                i['members'].append(line)
503                return
504    else:
505        # If we end up here, there was a problem parsing the log
506        # probably caused by 'make -j' mixing the output from
507        # 2 or more concurrent compiles
508        pass
509
510# precompiling every pattern speeds up parsing by about 30x
511def compilepatterns():
512    for i in warnpatterns:
513        i['compiledpatterns'] = []
514        for pat in i['patterns']:
515            i['compiledpatterns'].append(re.compile(pat))
516
517infile = open(sys.argv[1], 'r')
518warnings = []
519
520platformversion = 'unknown'
521targetproduct = 'unknown'
522targetvariant = 'unknown'
523linecounter = 0
524
525warningpattern = re.compile('.* warning:.*')
526compilepatterns()
527
528# read the log file and classify all the warnings
529lastmatchedline = ''
530for line in infile:
531    # replace fancy quotes with plain ol' quotes
532    line = line.replace("‘", "'");
533    line = line.replace("’", "'");
534    if warningpattern.match(line):
535        if line != lastmatchedline:
536            classifywarning(line)
537            lastmatchedline = line
538    else:
539        # save a little bit of time by only doing this for the first few lines
540        if linecounter < 50:
541            linecounter +=1
542            m = re.search('(?<=^PLATFORM_VERSION=).*', line)
543            if m != None:
544                platformversion = m.group(0)
545            m = re.search('(?<=^TARGET_PRODUCT=).*', line)
546            if m != None:
547                targetproduct = m.group(0)
548            m = re.search('(?<=^TARGET_BUILD_VARIANT=).*', line)
549            if m != None:
550                targetvariant = m.group(0)
551
552
553# dump the html output to stdout
554dumphtmlprologue('Warnings for ' + platformversion + ' - ' + targetproduct + ' - ' + targetvariant)
555dumpstats()
556dumpseverity(severity.FIXMENOW)
557dumpseverity(severity.HIGH)
558dumpseverity(severity.MEDIUM)
559dumpseverity(severity.LOW)
560dumpseverity(severity.HARMLESS)
561dumpseverity(severity.UNKNOWN)
562dumpfixed()
563
564