thodg/libgit2/src/userdiff.h
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Hash : 02683b20
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Date : 2019-01-12T23:06:39
regexec: prefix all regexec function calls with p_ Prefix all the calls to the the regexec family of functions with `p_`. This allows us to swap out all the regular expression functions with our own implementation. Move the declarations to `posix_regex.h` for simpler inclusion.
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src/userdiff.h
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/* * Copyright (C) the libgit2 contributors. All rights reserved. * * This file is part of libgit2, distributed under the GNU GPL v2 with * a Linking Exception. For full terms see the included COPYING file. */ #ifndef INCLUDE_userdiff_h__ #define INCLUDE_userdiff_h__ /* * This file isolates the built in diff driver function name patterns. * Most of these patterns are taken from Git (with permission from the * original authors for relicensing to libgit2). */ typedef struct { const char *name; const char *fns; const char *words; int flags; } git_diff_driver_definition; #define WORD_DEFAULT "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+" /* * These builtin driver definition macros have same signature as in core * git userdiff.c so that the data can be extracted verbatim */ #define PATTERNS(NAME, FN_PATS, WORD_PAT) \ { NAME, FN_PATS, WORD_PAT WORD_DEFAULT, 0 } #define IPATTERN(NAME, FN_PATS, WORD_PAT) \ { NAME, FN_PATS, WORD_PAT WORD_DEFAULT, P_REG_ICASE } /* * The table of diff driver patterns * * Function name patterns are a list of newline separated patterns that * match a function declaration (i.e. the line you want in the hunk header), * or a negative pattern prefixed with a '!' to reject a pattern (such as * rejecting goto labels in C code). * * Word boundary patterns are just a simple pattern that will be OR'ed with * the default value above (i.e. whitespace or non-ASCII characters). */ static git_diff_driver_definition builtin_defs[] = { IPATTERN("ada", "!^(.*[ \t])?(is[ \t]+new|renames|is[ \t]+separate)([ \t].*)?$\n" "!^[ \t]*with[ \t].*$\n" "^[ \t]*((procedure|function)[ \t]+.*)$\n" "^[ \t]*((package|protected|task)[ \t]+.*)$", /* -- */ "[a-zA-Z][a-zA-Z0-9_]*" "|[-+]?[0-9][0-9#_.aAbBcCdDeEfF]*([eE][+-]?[0-9_]+)?" "|=>|\\.\\.|\\*\\*|:=|/=|>=|<=|<<|>>|<>"), IPATTERN("fortran", "!^([C*]|[ \t]*!)\n" "!^[ \t]*MODULE[ \t]+PROCEDURE[ \t]\n" "^[ \t]*((END[ \t]+)?(PROGRAM|MODULE|BLOCK[ \t]+DATA" "|([^'\" \t]+[ \t]+)*(SUBROUTINE|FUNCTION))[ \t]+[A-Z].*)$", /* -- */ "[a-zA-Z][a-zA-Z0-9_]*" "|\\.([Ee][Qq]|[Nn][Ee]|[Gg][TtEe]|[Ll][TtEe]|[Tt][Rr][Uu][Ee]|[Ff][Aa][Ll][Ss][Ee]|[Aa][Nn][Dd]|[Oo][Rr]|[Nn]?[Ee][Qq][Vv]|[Nn][Oo][Tt])\\." /* numbers and format statements like 2E14.4, or ES12.6, 9X. * Don't worry about format statements without leading digits since * they would have been matched above as a variable anyway. */ "|[-+]?[0-9.]+([AaIiDdEeFfLlTtXx][Ss]?[-+]?[0-9.]*)?(_[a-zA-Z0-9][a-zA-Z0-9_]*)?" "|//|\\*\\*|::|[/<>=]="), PATTERNS("html", "^[ \t]*(<[Hh][1-6][ \t].*>.*)$", "[^<>= \t]+"), PATTERNS("java", "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n" "^[ \t]*(([A-Za-z_][A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=" "|--|\\+\\+|<<=?|>>>?=?|&&|\\|\\|"), PATTERNS("matlab", "^[[:space:]]*((classdef|function)[[:space:]].*)$|^%%[[:space:]].*$", "[a-zA-Z_][a-zA-Z0-9_]*|[-+0-9.e]+|[=~<>]=|\\.[*/\\^']|\\|\\||&&"), PATTERNS("objc", /* Negate C statements that can look like functions */ "!^[ \t]*(do|for|if|else|return|switch|while)\n" /* Objective-C methods */ "^[ \t]*([-+][ \t]*\\([ \t]*[A-Za-z_][A-Za-z_0-9* \t]*\\)[ \t]*[A-Za-z_].*)$\n" /* C functions */ "^[ \t]*(([A-Za-z_][A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$\n" /* Objective-C class/protocol definitions */ "^(@(implementation|interface|protocol)[ \t].*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), PATTERNS("pascal", "^(((class[ \t]+)?(procedure|function)|constructor|destructor|interface|" "implementation|initialization|finalization)[ \t]*.*)$" "\n" "^(.*=[ \t]*(class|record).*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+" "|<>|<=|>=|:=|\\.\\."), PATTERNS("perl", "^package .*\n" "^sub [[:alnum:]_':]+[ \t]*" "(\\([^)]*\\)[ \t]*)?" /* prototype */ /* * Attributes. A regex can't count nested parentheses, * so just slurp up whatever we see, taking care not * to accept lines like "sub foo; # defined elsewhere". * * An attribute could contain a semicolon, but at that * point it seems reasonable enough to give up. */ "(:[^;#]*)?" "(\\{[ \t]*)?" /* brace can come here or on the next line */ "(#.*)?$\n" /* comment */ "^(BEGIN|END|INIT|CHECK|UNITCHECK|AUTOLOAD|DESTROY)[ \t]*" "(\\{[ \t]*)?" /* brace can come here or on the next line */ "(#.*)?$\n" "^=head[0-9] .*", /* POD */ /* -- */ "[[:alpha:]_'][[:alnum:]_']*" "|0[xb]?[0-9a-fA-F_]*" /* taking care not to interpret 3..5 as (3.)(.5) */ "|[0-9a-fA-F_]+(\\.[0-9a-fA-F_]+)?([eE][-+]?[0-9_]+)?" "|=>|-[rwxoRWXOezsfdlpSugkbctTBMAC>]|~~|::" "|&&=|\\|\\|=|//=|\\*\\*=" "|&&|\\|\\||//|\\+\\+|--|\\*\\*|\\.\\.\\.?" "|[-+*/%.^&<>=!|]=" "|=~|!~" "|<<|<>|<=>|>>"), PATTERNS("python", "^[ \t]*((class|def)[ \t].*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[jJlL]?|0[xX]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=|//=?|<<=?|>>=?|\\*\\*=?"), PATTERNS("ruby", "^[ \t]*((class|module|def)[ \t].*)$", /* -- */ "(@|@@|\\$)?[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+|\\?(\\\\C-)?(\\\\M-)?." "|//=?|[-+*/<>%&^|=!]=|<<=?|>>=?|===|\\.{1,3}|::|[!=]~"), PATTERNS("bibtex", "(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$", "[={}\"]|[^={}\" \t]+"), PATTERNS("tex", "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$", "\\\\[a-zA-Z@]+|\\\\.|[a-zA-Z0-9\x80-\xff]+"), PATTERNS("cpp", /* Jump targets or access declarations */ "!^[ \t]*[A-Za-z_][A-Za-z_0-9]*:[[:space:]]*($|/[/*])\n" /* functions/methods, variables, and compounds at top level */ "^((::[[:space:]]*)?[A-Za-z_].*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lLuU]*" "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->\\*?|\\.\\*"), PATTERNS("csharp", /* Keywords */ "!^[ \t]*(do|while|for|if|else|instanceof|new|return|switch|case|throw|catch|using)\n" /* Methods and constructors */ "^[ \t]*(((static|public|internal|private|protected|new|virtual|sealed|override|unsafe)[ \t]+)*[][<>@.~_[:alnum:]]+[ \t]+[<>@._[:alnum:]]+[ \t]*\\(.*\\))[ \t]*$\n" /* Properties */ "^[ \t]*(((static|public|internal|private|protected|new|virtual|sealed|override|unsafe)[ \t]+)*[][<>@.~_[:alnum:]]+[ \t]+[@._[:alnum:]]+)[ \t]*$\n" /* Type definitions */ "^[ \t]*(((static|public|internal|private|protected|new|unsafe|sealed|abstract|partial)[ \t]+)*(class|enum|interface|struct)[ \t]+.*)$\n" /* Namespace */ "^[ \t]*(namespace[ \t]+.*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), PATTERNS("php", "^[ \t]*(((public|private|protected|static|final)[ \t]+)*((class|function)[ \t].*))$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xX]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), PATTERNS("javascript", "([a-zA-Z_$][a-zA-Z0-9_$]*(\\.[a-zA-Z0-9_$]+)*[ \t]*=[ \t]*function([ \t][a-zA-Z_$][a-zA-Z0-9_$]*)?[^\\{]*)\n" "([a-zA-Z_$][a-zA-Z0-9_$]*[ \t]*:[ \t]*function([ \t][a-zA-Z_$][a-zA-Z0-9_$]*)?[^\\{]*)\n" "[^a-zA-Z0-9_\\$](function([ \t][a-zA-Z_$][a-zA-Z0-9_$]*)?[^\\{]*)", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+[fFlL]?|0[xX]?[0-9a-fA-F]+[lL]?" "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), }; #undef IPATTERN #undef PATTERNS #undef WORD_DEFAULT #endif