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1#!/usr/bin/env python2 3import os4import re5import time6from pprint import pprint7 8###9 10c99URL = 'http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1124.pdf'11c99TOC = [('Foreword', 'xi'),12('Introduction', 'xiv'),13('1. Scope', '1'),14('2. Normative references', '2'),15('3. Terms, definitions, and symbols', '3'),16('4. Conformance', '7'),17('5. Environment', '9'),18('5.1 Conceptual models', '9'),19('5.1.1 Translation environment', '9'),20('5.1.2 Execution environments', '11'),21('5.2 Environmental considerations', '17'),22('5.2.1 Character sets', '17'),23('5.2.2 Character display semantics', '19'),24('5.2.3 Signals and interrupts', '20'),25('5.2.4 Environmental limits', '20'),26('6. Language', '29'),27('6.1 Notation', '29'),28('6.2 Concepts', '29'),29('6.2.1 Scopes of identifiers', '29'),30('6.2.2 Linkages of identifiers', '30'),31('6.2.3 Name spaces of identifiers', '31'),32('6.2.4 Storage durations of objects', '32'),33('6.2.5 Types', '33'),34('6.2.6 Representations of types', '37'),35('6.2.7 Compatible type and composite type', '40'),36('6.3 Conversions', '42'),37('6.3.1 Arithmetic operands', '42'),38('6.3.2 Other operands', '46'),39('6.4 Lexical elements', '49'),40('6.4.1 Keywords', '50'),41('6.4.2 Identifiers', '51'),42('6.4.3 Universal character names', '53'),43('6.4.4 Constants', '54'),44('6.4.5 String literals', '62'),45('6.4.6 Punctuators', '63'),46('6.4.7 Header names', '64'),47('6.4.8 Preprocessing numbers', '65'),48('6.4.9 Comments', '66'),49('6.5 Expressions', '67'),50('6.5.1 Primary expressions', '69'),51('6.5.2 Postfix operators', '69'),52('6.5.3 Unary operators', '78'),53('6.5.4 Cast operators', '81'),54('6.5.5 Multiplicative operators', '82'),55('6.5.6 Additive operators', '82'),56('6.5.7 Bitwise shift operators', '84'),57('6.5.8 Relational operators', '85'),58('6.5.9 Equality operators', '86'),59('6.5.10 Bitwise AND operator', '87'),60('6.5.11 Bitwise exclusive OR operator', '88'),61('6.5.12 Bitwise inclusive OR operator', '88'),62('6.5.13 Logical AND operator', '89'),63('6.5.14 Logical OR operator', '89'),64('6.5.15 Conditional operator', '90'),65('6.5.16 Assignment operators', '91'),66('6.5.17 Comma operator', '94'),67('6.6 Constant expressions', '95'),68('6.7 Declarations', '97'),69('6.7.1 Storage-class specifiers', '98'),70('6.7.2 Type specifiers', '99'),71('6.7.3 Type qualifiers', '108'),72('6.7.4 Function specifiers', '112'),73('6.7.5 Declarators', '114'),74('6.7.6 Type names', '122'),75('6.7.7 Type definitions', '123'),76('6.7.8 Initialization', '125'),77('6.8 Statements and blocks', '131'),78('6.8.1 Labeled statements', '131'),79('6.8.2 Compound statement', '132'),80('6.8.3 Expression and null statements', '132'),81('6.8.4 Selection statements', '133'),82('6.8.5 Iteration statements', '135'),83('6.8.6 Jump statements', '136'),84('6.9 External definitions', '140'),85('6.9.1 Function definitions', '141'),86('6.9.2 External object definitions', '143'),87('6.10 Preprocessing directives', '145'),88('6.10.1 Conditional inclusion', '147'),89('6.10.2 Source file inclusion', '149'),90('6.10.3 Macro replacement', '151'),91('6.10.4 Line control', '158'),92('6.10.5 Error directive', '159'),93('6.10.6 Pragma directive', '159'),94('6.10.7 Null directive', '160'),95('6.10.8 Predefined macro names', '160'),96('6.10.9 Pragma operator', '161'),97('6.11 Future language directions', '163'),98('6.11.1 Floating types', '163'),99('6.11.2 Linkages of identifiers', '163'),100('6.11.3 External names', '163'),101('6.11.4 Character escape sequences', '163'),102('6.11.5 Storage-class specifiers', '163'),103('6.11.6 Function declarators', '163'),104('6.11.7 Function definitions', '163'),105('6.11.8 Pragma directives', '163'),106('6.11.9 Predefined macro names', '163'),107('7. Library', '164'),108('7.1 Introduction', '164'),109('7.1.1 Definitions of terms', '164'),110('7.1.2 Standard headers', '165'),111('7.1.3 Reserved identifiers', '166'),112('7.1.4 Use of library functions', '166'),113('7.2 Diagnostics <assert.h>', '169'),114('7.2.1 Program diagnostics', '169'),115('7.3 Complex arithmetic <complex.h>', '170'),116('7.3.1 Introduction', '170'),117('7.3.2 Conventions', '170'),118('7.3.3 Branch cuts', '171'),119('7.3.4 The CX_LIMITED_RANGE pragma', '171'),120('7.3.5 Trigonometric functions', '172'),121('7.3.6 Hyperbolic functions', '174'),122('7.3.7 Exponential and logarithmic functions', '176'),123('7.3.8 Power and absolute-value functions', '177'),124('7.3.9 Manipulation functions', '178'),125('7.4 Character handling <ctype.h>', '181'),126('7.4.1 Character classification functions', '181'),127('7.4.2 Character case mapping functions', '184'),128('7.5 Errors <errno.h>', '186'),129('7.6 Floating-point environment <fenv.h>', '187'),130('7.6.1 The FENV_ACCESS pragma', '189'),131('7.6.2 Floating-point exceptions', '190'),132('7.6.3 Rounding', '193'),133('7.6.4 Environment', '194'),134('7.7 Characteristics of floating types <float.h>', '197'),135('7.8 Format conversion of integer types <inttypes.h>', '198'),136('7.8.1 Macros for format specifiers', '198'),137('7.8.2 Functions for greatest-width integer types', '199'),138('7.9 Alternative spellings <iso646.h>', '202'),139('7.10 Sizes of integer types <limits.h>', '203'),140('7.11 Localization <locale.h>', '204'),141('7.11.1 Locale control', '205'),142('7.11.2 Numeric formatting convention inquiry', '206'),143('7.12 Mathematics <math.h>', '212'),144('7.12.1 Treatment of error conditions', '214'),145('7.12.2 The FP_CONTRACT pragma', '215'),146('7.12.3 Classification macros', '216'),147('7.12.4 Trigonometric functions', '218'),148('7.12.5 Hyperbolic functions', '221'),149('7.12.6 Exponential and logarithmic functions', '223'),150('7.12.7 Power and absolute-value functions', '228'),151('7.12.8 Error and gamma functions', '230'),152('7.12.9 Nearest integer functions', '231'),153('7.12.10 Remainder functions', '235'),154('7.12.11 Manipulation functions', '236'),155('7.12.12 Maximum, minimum, and positive difference functions', '238'),156('7.12.13 Floating multiply-add', '239'),157('7.12.14 Comparison macros', '240'),158('7.13 Nonlocal jumps <setjmp.h>', '243'),159('7.13.1 Save calling environment', '243'),160('7.13.2 Restore calling environment', '244'),161('7.14 Signal handling <signal.h>', '246'),162('7.14.1 Specify signal handling', '247'),163('7.14.2 Send signal', '248'),164('7.15 Variable arguments <stdarg.h>', '249'),165('7.15.1 Variable argument list access macros', '249'),166('7.16 Boolean type and values <stdbool.h>', '253'),167('7.17 Common definitions <stddef.h>', '254'),168('7.18 Integer types <stdint.h>', '255'),169('7.18.1 Integer types', '255'),170('7.18.2 Limits of specified-width integer types', '257'),171('7.18.3 Limits of other integer types', '259'),172('7.18.4 Macros for integer constants', '260'),173('7.19 Input/output <stdio.h>', '262'),174('7.19.1 Introduction', '262'),175('7.19.2 Streams', '264'),176('7.19.3 Files', '266'),177('7.19.4 Operations on files', '268'),178('7.19.5 File access functions', '270'),179('7.19.6 Formatted input/output functions', '274'),180('7.19.7 Character input/output functions', '296'),181('7.19.8 Direct input/output functions', '301'),182('7.19.9 File positioning functions', '302'),183('7.19.10 Error-handling functions', '304'),184('7.20 General utilities <stdlib.h>', '306'),185('7.20.1 Numeric conversion functions', '307'),186('7.20.2 Pseudo-random sequence generation functions', '312'),187('7.20.3 Memory management functions', '313'),188('7.20.4 Communication with the environment', '315'),189('7.20.5 Searching and sorting utilities', '318'),190('7.20.6 Integer arithmetic functions', '320'),191('7.20.7 Multibyte/wide character conversion functions', '321'),192('7.20.8 Multibyte/wide string conversion functions', '323'),193('7.21 String handling <string.h>', '325'),194('7.21.1 String function conventions', '325'),195('7.21.2 Copying functions', '325'),196('7.21.3 Concatenation functions', '327'),197('7.21.4 Comparison functions', '328'),198('7.21.5 Search functions', '330'),199('7.21.6 Miscellaneous functions', '333'),200('7.22 Type-generic math <tgmath.h>', '335'),201('7.23 Date and time <time.h>', '338'),202('7.23.1 Components of time', '338'),203('7.23.2 Time manipulation functions', '339'),204('7.23.3 Time conversion functions', '341'),205('7.24 Extended multibyte and wide character utilities <wchar.h>', '348'),206('7.24.1 Introduction', '348'),207('7.24.2 Formatted wide character input/output functions', '349'),208('7.24.3 Wide character input/output functions', '367'),209('7.24.4 General wide string utilities', '371'),210('7.24.5 Wide character time conversion functions', '385'),211('7.24.6 Extended multibyte/wide character conversion utilities', '386'),212('7.25 Wide character classification and mapping utilities <wctype.h>',213 '393'),214('7.25.1 Introduction', '393'),215('7.25.2 Wide character classification utilities', '394'),216('7.25.3 Wide character case mapping utilities', '399'),217('7.26 Future library directions', '401'),218('7.26.1 Complex arithmetic <complex.h>', '401'),219('7.26.2 Character handling <ctype.h>', '401'),220('7.26.3 Errors <errno.h>', '401'),221('7.26.4 Format conversion of integer types <inttypes.h>', '401'),222('7.26.5 Localization <locale.h>', '401'),223('7.26.6 Signal handling <signal.h>', '401'),224('7.26.7 Boolean type and values <stdbool.h>', '401'),225('7.26.8 Integer types <stdint.h>', '401'),226('7.26.9 Input/output <stdio.h>', '402'),227('7.26.10 General utilities <stdlib.h>', '402'),228('7.26.11 String handling <string.h>', '402'),229('<wchar.h>', '402'),230('<wctype.h>', '402'),231('Annex A (informative) Language syntax summary', '403'),232('A.1 Lexical grammar', '403'),233('A.2 Phrase structure grammar', '409'),234('A.3 Preprocessing directives', '416'),235('Annex B (informative) Library summary', '418'),236('B.1 Diagnostics <assert.h>', '418'),237('B.2 Complex <complex.h>', '418'),238('B.3 Character handling <ctype.h>', '420'),239('B.4 Errors <errno.h>', '420'),240('B.5 Floating-point environment <fenv.h>', '420'),241('B.6 Characteristics of floating types <float.h>', '421'),242('B.7 Format conversion of integer types <inttypes.h>', '421'),243('B.8 Alternative spellings <iso646.h>', '422'),244('B.9 Sizes of integer types <limits.h>', '422'),245('B.10 Localization <locale.h>', '422'),246('B.11 Mathematics <math.h>', '422'),247('B.12 Nonlocal jumps <setjmp.h>', '427'),248('B.13 Signal handling <signal.h>', '427'),249('B.14 Variable arguments <stdarg.h>', '427'),250('B.15 Boolean type and values <stdbool.h>', '427'),251('B.16 Common definitions <stddef.h>', '428'),252('B.17 Integer types <stdint.h>', '428'),253('B.18 Input/output <stdio.h>', '428'),254('B.19 General utilities <stdlib.h>', '430'),255('B.20 String handling <string.h>', '432'),256('B.21 Type-generic math <tgmath.h>', '433'),257('B.22 Date and time <time.h>', '433'),258('B.23 Extended multibyte/wide character utilities <wchar.h>', '434'),259('B.24 Wide character classification and mapping utilities <wctype.h>',260 '436'),261('Annex C (informative) Sequence points', '438'),262('Annex D (normative) Universal character names for identifiers', '439'),263('Annex E (informative) Implementation limits', '441'),264('Annex F (normative) IEC 60559 floating-point arithmetic', '443'),265('F.1 Introduction', '443'),266('F.2 Types', '443'),267('F.3 Operators and functions', '444'),268('F.4 Floating to integer conversion', '446'),269('F.5 Binary-decimal conversion', '446'),270('F.6 Contracted expressions', '447'),271('F.7 Floating-point environment', '447'),272('F.8 Optimization', '450'),273('F.9 Mathematics <math.h>', '453'),274('Annex G (informative) IEC 60559-compatible complex arithmetic', '466'),275('G.1 Introduction', '466'),276('G.2 Types', '466'),277('G.3 Conventions', '466'),278('G.4 Conversions', '467'),279('G.5 Binary operators', '467'),280('G.6 Complex arithmetic <complex.h>', '471'),281('G.7 Type-generic math <tgmath.h>', '479'),282('Annex H (informative) Language independent arithmetic', '480'),283('H.1 Introduction', '480'),284('H.2 Types', '480'),285('H.3 Notification', '484'),286('Annex I (informative) Common warnings', '486'),287('Annex J (informative) Portability issues', '488'),288('J.1 Unspecified behavior', '488'),289('J.2 Undefined behavior', '491'),290('J.3 Implementation-defined behavior', '504'),291('J.4 Locale-specific behavior', '511'),292('J.5 Common extensions', '512'),293('Bibliography', '515'),294('Index', '517')]295 296cXXURL = 'http://open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2723.pdf'297cXXTOC = [('Contents', 'ii'),298('List of Tables', 'ix'),299('1 General', '1'),300('1.1 Scope', '1'),301('1.2 Normative references', '1'),302('1.3 Definitions', '2'),303('1.4 Implementation compliance', '4'),304('1.5 Structure of this International Standard', '5'),305('1.6 Syntax notation', '5'),306('1.7 The C++ memory model', '6'),307('1.8 The C++ object model', '6'),308('1.9 Program execution', '7'),309('1.10 Multi-threaded executions and data races', '10'),310('1.11 Acknowledgments', '13'),311('2 Lexical conventions', '15'),312('2.1 Phases of translation', '15'),313('2.2 Character sets', '16'),314('2.3 Trigraph sequences', '17'),315('2.4 Preprocessing tokens', '17'),316('2.5 Alternative tokens', '18'),317('2.6 Tokens', '19'),318('2.7 Comments', '19'),319('2.8 Header names', '19'),320('2.9 Preprocessing numbers', '20'),321('2.10 Identifiers', '20'),322('2.11 Keywords', '20'),323('2.12 Operators and punctuators', '21'),324('2.13 Literals', '21'),325('3 Basic concepts', '29'),326('3.1 Declarations and definitions', '29'),327('3.2 One definition rule', '31'),328('3.3 Declarative regions and scopes', '33'),329('3.4 Name lookup', '38'),330('3.5 Program and linkage', '51'),331('3.6 Start and termination', '54'),332('3.7 Storage duration', '58'),333('3.8 Object Lifetime', '62'),334('3.9 Types', '65'),335('3.10 Lvalues and rvalues', '70'),336('3.11 Alignment', '72'),337('4 Standard conversions', '73'),338('4.1 Lvalue-to-rvalue conversion', '74'),339('4.2 Array-to-pointer conversion', '74'),340('4.3 Function-to-pointer conversion', '74'),341('4.4 Qualification conversions', '74'),342('4.5 Integral promotions', '75'),343('4.6 Floating point promotion', '76'),344('4.7 Integral conversions', '76'),345('4.8 Floating point conversions', '76'),346('4.9 Floating-integral conversions', '77'),347('4.10 Pointer conversions', '77'),348('4.11 Pointer to member conversions', '77'),349('4.12 Boolean conversions', '78'),350('4.13 Integer conversion rank', '78'),351('5 Expressions', '79'),352('5.1 Primary expressions', '80'),353('5.2 Postfix expressions', '85'),354('5.3 Unary expressions', '96'),355('5.4 Explicit type conversion (cast notation)', '104'),356('5.5 Pointer-to-member operators', '105'),357('5.6 Multiplicative operators', '106'),358('5.7 Additive operators', '106'),359('5.8 Shift operators', '107'),360('5.9 Relational operators', '108'),361('5.10 Equality operators', '109'),362('5.11 Bitwise AND operator', '110'),363('5.12 Bitwise exclusive OR operator', '110'),364('5.13 Bitwise inclusive OR operator', '110'),365('5.14 Logical AND operator', '110'),366('5.15 Logical OR operator', '110'),367('5.16 Conditional operator', '111'),368('5.17 Assignment and compound assignment operators', '112'),369('5.18 Comma operator', '113'),370('5.19 Constant expressions', '113'),371('6 Statements', '116'),372('6.1 Labeled statement', '116'),373('6.2 Expression statement', '116'),374('6.3 Compound statement or block', '116'),375('6.4 Selection statements', '117'),376('6.5 Iteration statements', '118'),377('6.6 Jump statements', '121'),378('6.7 Declaration statement', '122'),379('6.8 Ambiguity resolution', '123'),380('7 Declarations', '125'),381('7.1 Specifiers', '126'),382('7.2 Enumeration declarations', '140'),383('7.3 Namespaces', '143'),384('7.4 The asm declaration', '156'),385('7.5 Linkage specifications', '156'),386('8 Declarators', '160'),387('8.1 Type names', '161'),388('8.2 Ambiguity resolution', '161'),389('8.3 Meaning of declarators', '163'),390('8.4 Function definitions', '175'),391('8.5 Initializers', '177'),392('9 Classes', '191'),393('9.1 Class names', '193'),394('9.2 Class members', '194'),395('9.3 Member functions', '197'),396('9.4 Static members', '200'),397('9.5 Unions', '202'),398('9.6 Bit-fields', '203'),399('9.7 Nested class declarations', '204'),400('9.8 Local class declarations', '205'),401('9.9 Nested type names', '206'),402('10 Derived classes', '207'),403('10.1 Multiple base classes', '208'),404('10.2 Member name lookup', '210'),405('10.3 Virtual functions', '213'),406('10.4 Abstract classes', '217'),407('11 Member access control', '219'),408('11.1 Access specifiers', '221'),409('11.2 Accessibility of base classes and base class members', '222'),410('11.3 Access declarations', '224'),411('11.4 Friends', '225'),412('11.5 Protected member access', '228'),413('11.6 Access to virtual functions', '229'),414('11.7 Multiple access', '230'),415('11.8 Nested classes', '230'),416('12 Special member functions', '231'),417('12.1 Constructors', '231'),418('12.2 Temporary objects', '233'),419('12.3 Conversions', '235'),420('12.4 Destructors', '238'),421('12.5 Free store', '240'),422('12.6 Initialization', '242'),423('12.7 Construction and destruction', '247'),424('12.8 Copying class objects', '250'),425('12.9 Inheriting Constructors', '255'),426('13 Overloading', '259'),427('13.1 Overloadable declarations', '259'),428('13.2 Declaration matching', '261'),429('13.3 Overload resolution', '262'),430('13.4 Address of overloaded function', '281'),431('13.5 Overloaded operators', '282'),432('13.6 Built-in operators', '286'),433('14 Templates', '290'),434('14.1 Template parameters', '291'),435('14.2 Names of template specializations', '294'),436('14.3 Template arguments', '296'),437('14.4 Type equivalence', '302'),438('14.5 Template declarations', '303'),439('14.6 Name resolution', '318'),440('14.7 Template instantiation and specialization', '331'),441('14.8 Function template specializations', '343'),442('15 Exception handling', '363'),443('15.1 Throwing an exception', '364'),444('15.2 Constructors and destructors', '366'),445('15.3 Handling an exception', '366'),446('15.4 Exception specifications', '368'),447('15.5 Special functions', '371'),448('15.6 Exceptions and access', '372'),449('16 Preprocessing directives', '373'),450('16.1 Conditional inclusion', '375'),451('16.2 Source file inclusion', '376'),452('16.3 Macro replacement', '377'),453('16.4 Line control', '382'),454('16.5 Error directive', '383'),455('16.6 Pragma directive', '383'),456('16.7 Null directive', '383'),457('16.8 Predefined macro names', '383'),458('16.9 Pragma operator', '384'),459('17 Library introduction', '386'),460('17.1 General', '386'),461('17.2 Overview', '386'),462('17.3 Definitions', '386'),463('17.4 Additional definitions', '390'),464('17.5 Method of description (Informative)', '390'),465('17.6 Library-wide requirements', '396'),466('18 Language support library', '407'),467('18.1 Types', '407'),468('18.2 Implementation properties', '408'),469('18.3 Integer types', '417'),470('18.4 Start and termination', '418'),471('18.5 Dynamic memory management', '420'),472('18.6 Type identification', '424'),473('18.7 Exception handling', '427'),474('18.8 Initializer lists', '432'),475('18.9 Other runtime support', '434'),476('19 Diagnostics library', '435'),477('19.1 Exception classes', '435'),478('19.2 Assertions', '439'),479('19.3 Error numbers', '440'),480('19.4 System error support', '440'),481('20 General utilities library', '452'),482('20.1 Requirements', '452'),483('20.2 Utility components', '457'),484('20.3 Compile-time rational arithmetic', '463'),485('20.4 Tuples', '465'),486('20.5 Metaprogramming and type traits', '473'),487('20.6 Function objects', '486'),488('20.7 Memory', '509'),489('20.8 Time utilities', '548'),490('20.9 Date and time functions', '562'),491('21 Strings library', '563'),492('21.1 Character traits', '563'),493('21.2 String classes', '569'),494('21.3 Class template basic_string', '572'),495('21.4 Numeric Conversions', '599'),496('21.5 Null-terminated sequence utilities', '600'),497('22 Localization library', '604'),498('22.1 Locales', '604'),499('22.2 Standard locale categories', '617'),500('22.3 Standard code conversion facets', '657'),501('22.4 C Library Locales', '659'),502('23 Containers library', '660'),503('23.1 Container requirements', '660'),504('23.2 Sequence containers', '681'),505('23.3 Associative containers', '719'),506('23.4 Unordered associative containers', '744'),507('24 Iterators library', '759'),508('24.1 Iterator requirements', '759'),509('24.2 Header <iterator> synopsis', '764'),510('24.3 Iterator primitives', '767'),511('24.4 Predefined iterators', '770'),512('24.5 Stream iterators', '784'),513('25 Algorithms library', '792'),514('25.1 Non-modifying sequence operations', '802'),515('25.2 Mutating sequence operations', '806'),516('25.3 Sorting and related operations', '815'),517('25.4 C library algorithms', '829'),518('26 Numerics library', '831'),519('26.1 Numeric type requirements', '831'),520('26.2 The floating-point environment', '832'),521('26.3 Complex numbers', '833'),522('26.4 Random number generation', '842'),523('26.5 Numeric arrays', '884'),524('26.6 Generalized numeric operations', '904'),525('26.7 C Library', '907'),526('27 Input/output library', '912'),527('27.1 Iostreams requirements', '912'),528('27.2 Forward declarations', '912'),529('27.3 Standard iostream objects', '915'),530('27.4 Iostreams base classes', '916'),531('27.5 Stream buffers', '934'),532('27.6 Formatting and manipulators', '944'),533('27.7 String-based streams', '972'),534('27.8 File-based streams', '984'),535('28 Regular expressions library', '1000'),536('28.1 Definitions', '1000'),537('28.2 Requirements', '1000'),538('28.3 Regular expressions summary', '1002'),539('28.4 Header <regex> synopsis', '1003'),540('28.5 Namespace std::regex_constants', '1009'),541('28.6 Class regex_error', '1012'),542('28.7 Class template regex_traits', '1012'),543('28.8 Class template basic_regex', '1015'),544('28.9 Class template sub_match', '1020'),545('28.10Class template match_results', '1025'),546('28.11Regular expression algorithms', '1029'),547('28.12Regular expression Iterators', '1033'),548('28.13Modified ECMAScript regular expression grammar', '1039'),549('29 Atomic operations library', '1042'),550('29.1 Order and Consistency', '1044'),551('29.2 Lock-free Property', '1046'),552('29.3 Atomic Types', '1046'),553('29.4 Operations on Atomic Types', '1051'),554('29.5 Flag Type and Operations', '1054'),555('30 Thread support library', '1057'),556('30.1 Requirements', '1057'),557('30.2 Threads', '1058'),558('30.3 Mutual exclusion', '1063'),559('30.4 Condition variables', '1077'),560('A Grammar summary', '1085'),561('A.1 Keywords', '1085'),562('A.2 Lexical conventions', '1085'),563('A.3 Basic concepts', '1089'),564('A.4 Expressions', '1090'),565('A.5 Statements', '1093'),566('A.6 Declarations', '1094'),567('A.7 Declarators', '1097'),568('A.8 Classes', '1098'),569('A.9 Derived classes', '1099'),570('A.10 Special member functions', '1099'),571('A.11 Overloading', '1100'),572('A.12 Templates', '1100'),573('A.13 Exception handling', '1101'),574('A.14 Preprocessing directives', '1101'),575('B Implementation quantities', '1103'),576('C Compatibility', '1105'),577('C.1 C++ and ISO C', '1105'),578('C.2 Standard C library', '1114'),579('D Compatibility features', '1119'),580('D.1 Increment operator with bool operand', '1119'),581('D.2 static keyword', '1119'),582('D.3 Access declarations', '1119'),583('D.4 Implicit conversion from const strings', '1119'),584('D.5 C standard library headers', '1119'),585('D.6 Old iostreams members', '1120'),586('D.7 char* streams', '1121'),587('D.8 Binders', '1130'),588('D.9 auto_ptr', '1132'),589('E Universal-character-names', '1135'),590('F Cross references', '1137'),591('Index', '1153')]592 593kDocuments = {594 'C99' : (c99URL, c99TOC, 12),595 'C++' : (cXXURL, cXXTOC, 12),596}597 598def findClosestTOCEntry(data, target):599 # FIXME: Fix for named spec references600 if isinstance(target[0],str):601 return ('.'.join(target),'<named>',1)602 603 offset = data[2]604 best = None605 for (name,page) in data[1]:606 if ' ' in name:607 section,name = name.split(' ',1)608 if section == 'Annex':609 section,name = name.split(' ',1)610 section = 'Annex '+section611 else:612 section = None613 try:614 page = int(page) + offset615 except:616 page = 1617 try:618 spec = SpecIndex.fromstring(section)619 except:620 spec = None621 622 # Meh, could be better...623 if spec is not None:624 dist = spec - target625 if best is None or dist < best[0]:626 best = (dist, (section, name, page))627 return best[1]628 629# What a hack. Slow to boot.630doxyLineRefRE = re.compile(r"<a name=\"l([0-9]+)\"></a>")631def findClosestLineReference(clangRoot, doxyName, target):632 try:633 f = open(os.path.join(clangRoot, 'docs', 'doxygen', 'html', doxyName))634 except:635 return None636 637 best = None638 for m in doxyLineRefRE.finditer(f.read()):639 line = int(m.group(1), 10)640 dist = abs(line - target)641 if best is None or dist < best[0]:642 best = (dist,'l'+m.group(1))643 f.close()644 if best is not None:645 return best[1]646 return None647 648###649 650nameAndSpecRefRE = re.compile(r"(C99|C90|C\+\+|H\&S) ((([0-9]+)(\.[0-9]+)*|\[[^]]+\])(p[0-9]+)?)")651loneSpecRefRE = re.compile(r" (([0-9]+)(\.[0-9]+){2,100}(p[0-9]+)?)")652def scanFile(path, filename):653 try:654 f = open(path)655 except IOError:656 print >>sys.stderr,'WARNING: Unable to open:',path657 return658 659 for i,ln in enumerate(f):660 ignore = set()661 for m in nameAndSpecRefRE.finditer(ln):662 section = m.group(2)663 name = m.group(1)664 if section.endswith('.'):665 section = section[:-1]666 yield RefItem(name, section, filename, path, i+1)667 ignore.add(section)668 for m in loneSpecRefRE.finditer(ln):669 section = m.group(1)670 if section.endswith('.'):671 section = section[:-1]672 if section not in ignore:673 yield RefItem(None, section, filename, path, i+1)674 675###676 677class SpecIndex:678 @staticmethod679 def fromstring(str):680 # Check for named sections681 if str[0] == '[':682 assert ']' in str683 secs = str[1:str.index(']')].split('.')684 tail = str[str.index(']')+1:]685 if tail:686 assert tail[0] == 'p'687 paragraph = int(tail[1:])688 else:689 paragraph = None690 indices = secs691 else:692 secs = str.split('.')693 paragraph = None694 if 'p' in secs[-1]:695 secs[-1],p = secs[-1].split('p',1)696 paragraph = int(p)697 indices = map(int, secs)698 return SpecIndex(indices, paragraph)699 700 def __init__(self, indices, paragraph=None):701 assert len(indices)>0702 self.indices = tuple(indices)703 self.paragraph = paragraph704 705 def __str__(self):706 s = '.'.join(map(str,self.indices))707 if self.paragraph is not None:708 s += '.p%d'%(self.paragraph,)709 return s 710 711 def __repr__(self):712 return 'SpecIndex(%s, %s)'%(self.indices, self.paragraph)713 714 def __cmp__(self, b):715 return cmp((self.indices,self.paragraph),716 (b.indices,b.paragraph))717 718 def __hash__(self):719 return hash((self.indices,self.paragraph))720 721 def __sub__(self, indices):722 def sub(a,b):723 a = a or 0724 b = b or 0725 return abs(a-b)726 return map(sub,self.indices,indices)727 728class RefItem:729 def __init__(self, name, section, filename, path, line):730 self.name = name731 self.section = SpecIndex.fromstring(section)732 self.filename = filename733 self.path = path734 self.line = line735 736 def __str__(self):737 if self.name is not None:738 return '%s %s'%(self.name, self.section)739 else:740 return '--- %s'%(self.section,)741 742 def __repr__(self):743 return 'RefItem(%s, %r, "%s", "%s", %d)'%(self.name, 744 self.section,745 self.filename,746 self.path,747 self.line)748 749 def __cmp__(self, b):750 return cmp((self.name,self.section,self.filename,self.path,self.line),751 (b.name,b.section,self.filename,self.path,self.line))752 753 def __hash__(self):754 return hash((self.name,self.section,self.filename,self.path,self.line))755 756###757 758def sorted(l):759 l = list(l)760 l.sort()761 return l762 763def getRevision(path):764 import subprocess765 p = subprocess.Popen(['svn', 'info', path],766 stdin=open('/dev/null','r'), 767 stdout=subprocess.PIPE)768 for ln in p.stdout.read(1024).split('\n'):769 if ln.startswith('Revision:'):770 return ln.split(':',1)[1].strip()771 return None772 773def buildRefTree(references):774 root = (None, {}, [])775 776 def getNode(keys):777 if not keys:778 return root779 key,parent = keys[-1],getNode(keys[:-1])780 node = parent[1].get(key)781 if node is None:782 parent[1][key] = node = (key, {}, [])783 return node784 785 for ref in references:786 n = getNode((ref.name,) + ref.section.indices)787 n[2].append(ref)788 789 def flatten((key, children, data)):790 children = sorted(map(flatten,children.values()))791 return (key, children, sorted(data))792 793 return flatten(root)794 795def preorder(node,parents=(),first=True):796 (key,children,data) = node797 if first:798 yield parents+(node,)799 for c in children:800 for item in preorder(c, parents+(node,)):801 yield item802 803def main():804 global options805 from optparse import OptionParser806 parser = OptionParser("usage: %prog [options] CLANG_ROOT <output-dir>")807 parser.add_option("", "--debug", dest="debug",808 help="Print extra debugging output",809 action="store_true",810 default=False) 811 (opts, args) = parser.parse_args()812 813 if len(args) != 2:814 parser.error("incorrect number of arguments")815 816 references = []817 root,outputDir = args818 if os.path.isdir(root):819 for (dirpath, dirnames, filenames) in os.walk(root):820 for filename in filenames:821 name,ext = os.path.splitext(filename)822 if ext in ('.c', '.cpp', '.h', '.def'):823 fullpath = os.path.join(dirpath, filename) 824 references.extend(list(scanFile(fullpath, filename)))825 else:826 references.extend(list(scanFile(root, root)))827 828 refTree = buildRefTree(references)829 830 specs = {}831 for ref in references:832 spec = specs[ref.name] = specs.get(ref.name,{})833 items = spec[ref.section] = spec.get(ref.section,[])834 items.append(ref)835 836 print 'Found %d references.'%(len(references),)837 838 if opts.debug:839 pprint(refTree)840 841 referencesPath = os.path.join(outputDir,'references.html')842 print 'Writing: %s'%(referencesPath,)843 f = open(referencesPath,'w') 844 print >>f, '<html><head><title>clang: Specification References</title></head>'845 print >>f, '<body>'846 print >>f, '\t<h2>Specification References</h2>'847 for i,node in enumerate(refTree[1]):848 specName = node[0] or 'Unknown'849 print >>f, '<a href="#spec%d">%s</a><br>'%(i,specName)850 for i,node in enumerate(refTree[1]):851 specName = node[0] or 'Unknown'852 print >>f, '<hr>'853 print >>f, '<a name="spec%d">'%(i,)854 print >>f, '<h3>Document: %s</h3>'%(specName or 'Unknown',)855 print >>f, '<table border="1" cellspacing="2" width="80%">'856 print >>f, '<tr><th width="20%">Name</th><th>References</th></tr>'857 docData = kDocuments.get(specName)858 for path in preorder(node,first=False):859 if not path[-1][2]:860 continue861 components = '.'.join([str(p[0]) for p in path[1:]])862 print >>f, '\t<tr>'863 tocEntry = None 864 if docData is not None:865 tocEntry = findClosestTOCEntry(docData, [p[0] for p in path[1:]])866 if tocEntry is not None:867 section,name,page = tocEntry868 # If section is exact print the TOC name869 if page is not None:870 linkStr = '<a href="%s#page=%d">%s</a> (pg.%d)'%(docData[0],page,components,page)871 else:872 linkStr = components873 if section == components:874 print >>f, '\t\t<td valign=top>%s<br>%s</td>'%(linkStr,name)875 else:876 print >>f, '\t\t<td valign=top>%s</td>'%(linkStr,)877 else:878 print >>f, '\t\t<td valign=top>%s</td>'%(components,)879 print >>f, '\t\t<td valign=top>'880 for item in path[-1][2]:881 # XXX total hack882 relativePath = item.path[len(root):]883 if relativePath.startswith('/'):884 relativePath = relativePath[1:]885 # XXX this is broken, how does doxygen mangle w/ multiple886 # refs? Can we just read its map?887 filename = os.path.basename(relativePath)888 doxyName = '%s-source.html'%(filename.replace('.','_8'),)889 # Grrr, why can't doxygen write line number references.890 lineReference = findClosestLineReference(root,doxyName,item.line)891 if lineReference is not None:892 linkStr = 'http://clang.llvm.org/doxygen/%s#%s'%(doxyName,lineReference)893 else:894 linkStr = 'http://clang.llvm.org/doxygen/%s'%(doxyName,)895 if item.section.paragraph is not None:896 paraText = ' (p%d)'%(item.section.paragraph,)897 else:898 paraText = ''899 print >>f,'<a href="%s">%s:%d</a>%s<br>'%(linkStr,relativePath,item.line,paraText)900 print >>f, '\t\t</td>'901 print >>f, '\t</tr>'902 print >>f, '</table>'903 print >>f, '<hr>'904 print >>f, 'Generated: %s<br>'%(time.strftime('%Y-%m-%d %H:%M'),)905 print >>f, 'SVN Revision: %s'%(getRevision(root),)906 print >>f, '</body>'907 f.close()908 909if __name__=='__main__':910 main()911