1# 2# lex.ctags --- multitable regex parser for lex/flex input 3# 4# Copyright (c) 2021, Red Hat, Inc. 5# Copyright (c) 2021, Masatake YAMATO 6# 7# Author: Masatake YAMATO <yamato@redhat.com> 8# 9# This program is free software; you can redistribute it and/or 10# modify it under the terms of the GNU General Public License 11# as published by the Free Software Foundation; either version 2 12# of the License, or (at your option) any later version. 13# 14# This program is distributed in the hope that it will be useful, 15# but WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17# GNU General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program; if not, write to the Free Software 21# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 22# USA. 23# 24# Reference: 25# 26# - https://github.com/westes/flex/blob/master/doc/flex.texi 27# 28 29--langdef=LEX 30 31# 32# Map definitions 33# 34--map-LEX=+.lex 35 36# Lisp parser also expects ".l" file extension. 37--map-LEX=+.l 38--__selector-LEX=selectLispOrLEXByLEXMarker 39 40 41# 42# Kind definitions 43# 44 45--kinddef-LEX=r,regex,named regular expression 46--kinddef-LEX=c,cond,start or exclusive condition 47 48# 49# Table declarations 50# 51 52--_tabledef-LEX=main 53--_tabledef-LEX=comment 54--_tabledef-LEX=codeblock 55--_tabledef-LEX=rulesec 56--_tabledef-LEX=usercode 57--_tabledef-LEX=cond 58 59# 60# Table definitions 61# 62--_mtable-regex-LEX=comment/[^*]+// 63--_mtable-regex-LEX=comment/\*\///{tleave} 64--_mtable-regex-LEX=comment/.// 65 66--_mtable-regex-LEX=codeblock/[^%]+// 67--_mtable-regex-LEX=codeblock/%\}//{tleave}{_guest=,,0start} 68--_mtable-regex-LEX=codeblock/.// 69 70--_mtable-regex-LEX=rulesec/[^%]+// 71--_mtable-regex-LEX=rulesec/%%//{tjump=usercode}{_guest=C,0end,} 72--_mtable-regex-LEX=rulesec/.// 73 74--_mtable-regex-LEX=usercode/.+//{_guest=,,0end} 75 76--_mtable-regex-LEX=cond/([_a-zA-Z][_a-zA-Z0-9]*)[ \t]*/\1/c/ 77--_mtable-regex-LEX=cond/\n//{tleave} 78--_mtable-regex-LEX=cond/.// 79 80--_mtable-regex-LEX=main/\/\*//{tenter=comment} 81--_mtable-regex-LEX=main/%[sx][ \t]+//{tenter=cond} 82--_mtable-regex-LEX=main/%(top)?\{//{tenter=codeblock}{_guest=C,0end,} 83--_mtable-regex-LEX=main/%%//{tjump=rulesec} 84--_mtable-regex-LEX=main/([a-zA-Z_][-a-zA-Z0-9_]*)[^\n]+\n/\1/r/ 85--_mtable-regex-LEX=main/[^\n]*\n// 86