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	60967cd9aa
	
	
	
		
			
			Problem:  filetype: Make syntax highlighting off for MS Makefiles
Solution: Try to detect MS Makefiles and adjust syntax rules to it.
          (Ken Takata)
Highlighting of variable expansion in Microsoft Makefile can be broken.
E.g.:
2979cfc262/src/Make_mvc.mak (L1331)
Don't use backslash as escape characters if `make_microsoft` is set.
Also fix that `make_no_comments` was not considered if `make_microsoft`
was set.
Also add description for `make_microsoft` and `make_no_comments` to the
documentation and include a very simple filetype test
closes: vim/vim#15341
eb4b903c9b
Co-authored-by: Ken Takata <kentkt@csc.jp>
		
	
		
			
				
	
	
		
			152 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			VimL
		
	
	
	
	
	
			
		
		
	
	
			152 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			VimL
		
	
	
	
	
	
| " Vim syntax file
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| " Language:	Makefile
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| " Maintainer:	Roland Hieber <rohieb+vim-iR0jGdkV@rohieb.name>, <https://github.com/rohieb>
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| " Previous Maintainer:	Claudio Fleiner <claudio@fleiner.com>
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| " URL:		https://github.com/vim/vim/blob/master/runtime/syntax/make.vim
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| " Last Change:	2022 Nov 06
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| 
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| " quit when a syntax file was already loaded
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| if exists("b:current_syntax")
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|   finish
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| endif
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| 
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| let s:cpo_save = &cpo
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| set cpo&vim
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| 
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| " some special characters
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| syn match makeSpecial	"^\s*[@+-]\+"
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| syn match makeNextLine	"\\\n\s*"
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| 
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| " catch unmatched define/endef keywords.  endef only matches it is by itself on a line, possibly followed by a commend
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| syn region makeDefine start="^\s*define\s" end="^\s*endef\s*\(#.*\)\?$"
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| 	\ contains=makeStatement,makeIdent,makePreCondit,makeDefine
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| 
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| " Microsoft Makefile specials
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| syn case ignore
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| syn match makeInclude	"^!\s*include\s.*$"
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| syn match makePreCondit "^!\s*\(cmdswitches\|error\|message\|include\|if\|ifdef\|ifndef\|else\|else\s*if\|else\s*ifdef\|else\s*ifndef\|endif\|undef\)\>"
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| syn case match
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| 
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| " identifiers
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| if exists("b:make_microsoft") || exists("make_microsoft")
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|   syn region makeIdent	start="\$(" end=")" contains=makeStatement,makeIdent
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|   syn region makeIdent	start="\${" end="}" contains=makeStatement,makeIdent
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| else
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|   syn region makeIdent	start="\$(" skip="\\)\|\\\\" end=")" contains=makeStatement,makeIdent
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|   syn region makeIdent	start="\${" skip="\\}\|\\\\" end="}" contains=makeStatement,makeIdent
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| endif
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| syn match makeIdent	"\$\$\w*"
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| syn match makeIdent	"\$[^({]"
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| syn match makeIdent	"^ *[^:#= \t]*\s*[:+?!*]="me=e-2
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| syn match makeIdent	"^ *[^:#= \t]*\s*::="me=e-3
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| syn match makeIdent	"^ *[^:#= \t]*\s*="me=e-1
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| syn match makeIdent	"%"
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| 
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| " Makefile.in variables
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| syn match makeConfig "@[A-Za-z0-9_]\+@"
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| 
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| " make targets
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| syn match makeImplicit		"^\.[A-Za-z0-9_./\t -]\+\s*:$"me=e-1
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| syn match makeImplicit		"^\.[A-Za-z0-9_./\t -]\+\s*:[^=]"me=e-2
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| 
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| syn region makeTarget transparent matchgroup=makeTarget
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| 	\ start="^[~A-Za-z0-9_./$(){}%-][A-Za-z0-9_./\t ${}()%-]*&\?:\?:\{1,2}[^:=]"rs=e-1
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| 	\ end="[^\\]$"
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| 	\ keepend contains=makeIdent,makeSpecTarget,makeNextLine,makeComment,makeDString
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| 	\ skipnl nextGroup=makeCommands
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| syn match makeTarget           "^[~A-Za-z0-9_./$(){}%*@-][A-Za-z0-9_./\t $(){}%*@-]*&\?::\=\s*$"
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| 	\ contains=makeIdent,makeSpecTarget,makeComment
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| 	\ skipnl nextgroup=makeCommands,makeCommandError
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| 
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| syn region makeSpecTarget	transparent matchgroup=makeSpecTarget
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| 	\ start="^\.\(SUFFIXES\|PHONY\|DEFAULT\|PRECIOUS\|IGNORE\|SILENT\|EXPORT_ALL_VARIABLES\|KEEP_STATE\|LIBPATTERNS\|NOTPARALLEL\|DELETE_ON_ERROR\|INTERMEDIATE\|POSIX\|SECONDARY\|ONESHELL\)\>\s*:\{1,2}[^:=]"rs=e-1
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| 	\ end="[^\\]$" keepend
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| 	\ contains=makeIdent,makeSpecTarget,makeNextLine,makeComment skipnl nextGroup=makeCommands
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| syn match makeSpecTarget	"^\.\(SUFFIXES\|PHONY\|DEFAULT\|PRECIOUS\|IGNORE\|SILENT\|EXPORT_ALL_VARIABLES\|KEEP_STATE\|LIBPATTERNS\|NOTPARALLEL\|DELETE_ON_ERROR\|INTERMEDIATE\|POSIX\|SECONDARY\|ONESHELL\)\>\s*::\=\s*$"
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| 	\ contains=makeIdent,makeComment
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| 	\ skipnl nextgroup=makeCommands,makeCommandError
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| 
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| syn match makeCommandError "^\s\+\S.*" contained
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| syn region makeCommands contained start=";"hs=s+1 start="^\t"
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| 	\ end="^[^\t#]"me=e-1,re=e-1 end="^$"
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| 	\ contains=makeCmdNextLine,makeSpecial,makeComment,makeIdent,makePreCondit,makeDefine,makeDString,makeSString
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| 	\ nextgroup=makeCommandError
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| syn match makeCmdNextLine	"\\\n."he=e-1 contained
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| 
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| " some directives
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| syn match makePreCondit	"^ *\(ifn\=\(eq\|def\)\>\|else\(\s\+ifn\=\(eq\|def\)\)\=\>\|endif\>\)"
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| syn match makeInclude	"^ *[-s]\=include\s.*$"
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| syn match makeStatement	"^ *vpath"
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| syn match makeExport    "^ *\(export\|unexport\)\>"
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| syn match makeOverride	"^ *override\>"
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| " Statements / Functions (GNU make)
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| syn match makeStatement contained "(\(abspath\|addprefix\|addsuffix\|and\|basename\|call\|dir\|error\|eval\|file\|filter-out\|filter\|findstring\|firstword\|flavor\|foreach\|guile\|if\|info\|join\|lastword\|notdir\|or\|origin\|patsubst\|realpath\|shell\|sort\|strip\|subst\|suffix\|value\|warning\|wildcard\|word\|wordlist\|words\)\>"ms=s+1
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| 
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| " Comment
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| if !exists("make_no_comments")
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|   if exists("b:make_microsoft") || exists("make_microsoft")
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|     syn match   makeComment	"#.*" contains=@Spell,makeTodo
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|   else
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|     syn region  makeComment	start="#" end="^$" end="[^\\]$" keepend contains=@Spell,makeTodo
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|     syn match   makeComment	"#$" contains=@Spell
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|   endif
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| endif
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| syn keyword makeTodo TODO FIXME XXX contained
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| 
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| " match escaped quotes and any other escaped character
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| " except for $, as a backslash in front of a $ does
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| " not make it a standard character, but instead it will
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| " still act as the beginning of a variable
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| " The escaped char is not highlightet currently
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| syn match makeEscapedChar	"\\[^$]"
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| 
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| 
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| syn region  makeDString start=+\(\\\)\@<!"+  skip=+\\.+  end=+"+  contained contains=makeIdent
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| syn region  makeSString start=+\(\\\)\@<!'+  skip=+\\.+  end=+'+  contained contains=makeIdent
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| syn region  makeBString start=+\(\\\)\@<!`+  skip=+\\.+  end=+`+  contains=makeIdent,makeSString,makeDString,makeNextLine
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| 
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| " Syncing
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| syn sync minlines=20 maxlines=200
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| 
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| " Sync on Make command block region: When searching backwards hits a line that
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| " can't be a command or a comment, use makeCommands if it looks like a target,
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| " NONE otherwise.
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| syn sync match makeCommandSync groupthere NONE "^[^\t#]"
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| syn sync match makeCommandSync groupthere makeCommands "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:\{1,2}[^:=]"
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| syn sync match makeCommandSync groupthere makeCommands "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:\{1,2}\s*$"
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| 
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| " Define the default highlighting.
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| " Only when an item doesn't have highlighting yet
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| 
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| hi def link makeNextLine	makeSpecial
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| hi def link makeCmdNextLine	makeSpecial
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| hi link     makeOverride        makeStatement
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| hi link     makeExport          makeStatement
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| 
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| hi def link makeSpecTarget	Statement
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| if !exists("make_no_commands")
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| hi def link makeCommands	Number
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| endif
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| hi def link makeImplicit	Function
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| hi def link makeTarget		Function
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| hi def link makeInclude		Include
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| hi def link makePreCondit	PreCondit
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| hi def link makeStatement	Statement
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| hi def link makeIdent		Identifier
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| hi def link makeSpecial		Special
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| hi def link makeComment		Comment
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| hi def link makeDString		String
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| hi def link makeSString		String
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| hi def link makeBString		Function
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| hi def link makeError		Error
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| hi def link makeTodo		Todo
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| hi def link makeDefine		Define
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| hi def link makeCommandError	Error
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| hi def link makeConfig		PreCondit
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| 
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| let b:current_syntax = "make"
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| 
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| let &cpo = s:cpo_save
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| unlet s:cpo_save
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| " vim: ts=8
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