diff options
Diffstat (limited to 'runtime/syntax/cmacro.vim')
| -rw-r--r-- | runtime/syntax/cmacro.vim | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/runtime/syntax/cmacro.vim b/runtime/syntax/cmacro.vim new file mode 100644 index 0000000000..1d448f0d1b --- /dev/null +++ b/runtime/syntax/cmacro.vim @@ -0,0 +1,77 @@ +" Vim syntax file +" Language: C macro for C preprocessor +" Maintainer: Wu, Zhenyu <wuzhenyu@ustc.edu> +" Last Change: 2024 Dec 31 +" modified from syntax/c.vim + +" C compiler has a preprocessor: `cpp -P test.txt` +" test.txt doesn't need to be a C file +if exists("b:current_syntax") + finish +endif + +let s:cpo_save = &cpo +set cpo&vim + +" Accept %: for # (C99) +syn region cmacroPreCondit start="^\s*\zs\%(%:\|#\)\s*\%(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" keepend contains=cmacroCppParen,cmacroNumbers +syn match cmacroPreConditMatch display "^\s*\zs\%(%:\|#\)\s*\%(else\|endif\)\>" +if !exists("c_no_if0") + syn cluster cmacroCppOutInGroup contains=cmacroCppInIf,cmacroCppInElse,cmacroCppInElse2,cmacroCppOutIf,cmacroCppOutIf2,cmacroCppOutElse,cmacroCppInSkip,cmacroCppOutSkip + syn region cmacroCppOutWrapper start="^\s*\zs\%(%:\|#\)\s*if\s\+0\+\s*\%($\|//\|/\*\|&\)" end=".\@=\|$" contains=cmacroCppOutIf,cmacroCppOutElse,@NoSpell fold + syn region cmacroCppOutIf contained start="0\+" matchgroup=cmacroCppOutWrapper end="^\s*\%(%:\|#\)\s*endif\>" contains=cmacroCppOutIf2,cmacroCppOutElse + if !exists("c_no_if0_fold") + syn region cmacroCppOutIf2 contained matchgroup=cmacroCppOutWrapper start="0\+" end="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0\+\s*\%($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cmacroCppOutSkip,@Spell fold + else + syn region cmacroCppOutIf2 contained matchgroup=cmacroCppOutWrapper start="0\+" end="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0\+\s*\%($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cmacroCppOutSkip,@Spell + endif + syn region cmacroCppOutElse contained matchgroup=cmacroCppOutWrapper start="^\s*\%(%:\|#\)\s*\%(else\|elif\)" end="^\s*\%(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cmacroPreCondit + syn region cmacroCppInWrapper start="^\s*\zs\%(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\%($\|//\|/\*\||\)" end=".\@=\|$" contains=cmacroCppInIf,cmacroCppInElse fold + syn region cmacroCppInIf contained matchgroup=cmacroCppInWrapper start="\d\+" end="^\s*\%(%:\|#\)\s*endif\>" contains=TOP,cmacroPreCondit + if !exists("c_no_if0_fold") + syn region cmacroCppInElse contained start="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0*[1-9]\d*\s*\%($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cmacroCppInIf contains=cmacroCppInElse2 fold + else + syn region cmacroCppInElse contained start="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0*[1-9]\d*\s*\%($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cmacroCppInIf contains=cmacroCppInElse2 + endif + syn region cmacroCppInElse2 contained matchgroup=cmacroCppInWrapper start="^\s*\%(%:\|#\)\s*\%(else\|elif\)\%([^/]\|/[^/*]\)*" end="^\s*\%(%:\|#\)\s*endif\>"me=s-1 contains=cmacroCppOutSkip,@Spell + syn region cmacroCppOutSkip contained start="^\s*\%(%:\|#\)\s*\%(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\%(%:\|#\)\s*endif\>" contains=cmacroCppOutSkip + syn region cmacroCppInSkip contained matchgroup=cmacroCppInWrapper start="^\s*\%(%:\|#\)\s*\%(if\s\+\%(\d\+\s*\%($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\%(%:\|#\)\s*endif\>" containedin=cmacroCppOutElse,cmacroCppInIf,cmacroCppInSkip contains=TOP,cmacroPreProc +endif +syn region cmacroIncluded display contained start=+"+ skip=+\\\\\|\\"+ end=+"+ +syn match cmacroIncluded display contained "<[^>]*>" +syn match cmacroInclude display "^\s*\zs\%(%:\|#\)\s*include\>\s*["<]" contains=cmacroIncluded +"syn match cmacroLineSkip "\\$" +syn cluster cmacroPreProcmacroGroup contains=cmacroPreCondit,cmacroIncluded,cmacroInclude,cmacroDefine,cmacroCppOutWrapper,cmacroCppInWrapper,@cmacroCppOutInGroup,cmacroNumbersCom,@cmacroCommentGroup,cmacroParen,cmacroBracket,cmacroMulti,cmacroBadBlock +syn region cmacroDefine start="^\s*\zs\%(%:\|#\)\s*\%(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cmacroPreProcmacroGroup,@Spell +syn region cmacroPreProc start="^\s*\zs\%(%:\|#\)\s*\%(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cmacroPreProcmacroGroup,@Spell + +" be able to fold #pragma regions +syn region cmacroPragma start="^\s*#pragma\s\+region\>" end="^\s*#pragma\s\+endregion\>" transparent keepend extend fold + +syn keyword cmacroTodo contained TODO FIXME XXX NOTE +syn region cmacroComment start='/\*' end='\*/' contains=cmacroTodo,@Spell +syn match cmacroCommentError "\*/" +syn region cmacroComment start='//' end='$' contains=cmacroTodo,@Spell + +" Define the default highlighting. +" Only used when an item doesn't have highlighting yet +hi def link cmacroInclude Include +hi def link cmacroPreProc PreProc +hi def link cmacroDefine Macro +hi def link cmacroIncluded cmacroString +hi def link cmacroCppInWrapper cmacroCppOutWrapper +hi def link cmacroCppOutWrapper cmacroPreCondit +hi def link cmacroPreConditMatch cmacroPreCondit +hi def link cmacroPreCondit PreCondit +hi def link cmacroCppOutSkip cmacroCppOutIf2 +hi def link cmacroCppInElse2 cmacroCppOutIf2 +hi def link cmacroCppOutIf2 cmacroCppOut +hi def link cmacroCppOut Comment +hi def link cmacroTodo Todo +hi def link cmacroComment Comment +hi def link cmacroCommentError Error + +let b:current_syntax = "cmacro" + +let &cpo = s:cpo_save +unlet s:cpo_save |