" For version 6.x: Quit when a syntax file was already loaded
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" some special characters
syn match makeSpecial "^\s*[@+-]\+"
syn match makeNextLine "\\\n\s*"
" some directives
syn match makePreCondit "^ *\(ifeq\>\|else\>\|endif\>\|ifneq\>\|ifdef\>\|ifndef\>\)"
syn match makeInclude "^ *[-s]\=include"
syn match makeStatement "^ *vpath"
syn match makeExport "^ *\(export\|unexport\)\>"
syn match makeOverride "^ *override"
hi link makeOverride makeStatement
hi link makeExport makeStatement
" Koehler: catch unmatched define/endef keywords. endef only matches it is by itself on a line
syn region makeDefine start="^\s*define\s" end="^\s*endef\s*$" contains=makeStatement,makeIdent,makePreCondit,makeDefine
" Microsoft Makefile specials
syn case ignore
syn match makeInclude "^! *include"
syn match makePreCondit "! *\(cmdswitches\|error\|message\|include\|if\|ifdef\|ifndef\|else\|elseif\|else if\|else\s*ifdef\|else\s*ifndef\|endif\|undef\)\>"
syn case match
" identifiers
syn region makeIdent start="\$(" skip="\\)\|\\\\" end=")" contains=makeStatement,makeIdent,makeSString,makeDString
syn region makeIdent start="\${" skip="\\}\|\\\\" end="}" contains=makeStatement,makeIdent,makeSString,makeDString
syn match makeIdent "\$\$\w*"
syn match makeIdent "\$[^({]"
syn match makeIdent "^ *\a\w*\s*[:+?!*]="me=e-2
syn match makeIdent "^ *\a\w*\s*="me=e-1
syn match makeIdent "%"
" Makefile.in variables
syn match makeConfig "@[A-Za-z0-9_]\+@"
" make targets
" syn match makeSpecTarget "^\.\(SUFFIXES\|PHONY\|DEFAULT\|PRECIOUS\|IGNORE\|SILENT\|EXPORT_ALL_VARIABLES\|KEEP_STATE\|LIBPATTERNS\|NOTPARALLEL\|DELETE_ON_ERROR\|INTERMEDIATE\|POSIX\|SECONDARY\)\>"
syn match makeImplicit "^\.[A-Za-z0-9_./\t -]\+\s*:[^=]"me=e-2 nextgroup=makeSource
syn match makeImplicit "^\.[A-Za-z0-9_./\t -]\+\s*:$"me=e-1 nextgroup=makeSource
syn region makeTarget transparent matchgroup=makeTarget start="^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:\{1,2}[^:=]"rs=e-1 end=";"re=e-1,me=e-1 end="[^\\]$" keepend contains=makeIdent,makeSpecTarget,makeNextLine skipnl nextGroup=makeCommands
syn match makeTarget "^[A-Za-z0-9_./$()%*@-][A-Za-z0-9_./\t $()%*@-]*::\=\s*$" contains=makeIdent,makeSpecTarget skipnl nextgroup=makeCommands,makeCommandError
syn region makeSpecTarget transparent matchgroup=makeSpecTarget start="^\.\(SUFFIXES\|PHONY\|DEFAULT\|PRECIOUS\|IGNORE\|SILENT\|EXPORT_ALL_VARIABLES\|KEEP_STATE\|LIBPATTERNS\|NOTPARALLEL\|DELETE_ON_ERROR\|INTERMEDIATE\|POSIX\|SECONDARY\)\>\s*:\{1,2}[^:=]"rs=e-1 end="[^\\]$" keepend contains=makeIdent,makeSpecTarget,makeNextLine skipnl nextGroup=makeCommands
syn match makeSpecTarget "^\.\(SUFFIXES\|PHONY\|DEFAULT\|PRECIOUS\|IGNORE\|SILENT\|EXPORT_ALL_VARIABLES\|KEEP_STATE\|LIBPATTERNS\|NOTPARALLEL\|DELETE_ON_ERROR\|INTERMEDIATE\|POSIX\|SECONDARY\)\>\s*::\=\s*$" contains=makeIdent skipnl nextgroup=makeCommands,makeCommandError
syn match makeCommandError "^\s\+\S.*" contained
syn region makeCommands start=";"hs=s+1 start="^\t" end="^[^\t#]"me=e-1,re=e-1 end="^$" contained contains=makeCmdNextLine,makeSpecial,makeComment,makeIdent,makePreCondit,makeDefine,makeDString,makeSString nextgroup=makeCommandError
syn match makeCmdNextLine "\\\n."he=e-1 contained
" Statements / Functions (GNU make)
syn match makeStatement contained "(\(subst\|abspath\|addprefix\|addsuffix\|and\|basename\|call\|dir\|error\|eval\|filter-out\|filter\|findstring\|firstword\|flavor\|foreach\|if\|info\|join\|lastword\|notdir\|or\|origin\|patsubst\|realpath\|shell\|sort\|strip\|suffix\|value\|warning\|wildcard\|word\|wordlist\|words\)\>"ms=s+1
" Comment
if exists("make_microsoft")
syn match makeComment "#.*" contains=@Spell,makeTodo
elseif !exists("make_no_comments")
syn region makeComment start="#" end="^$" end="[^\\]$" keepend contains=@Spell,makeTodo
syn match makeComment "#$" contains=@Spell
endif
syn keyword makeTodo TODO FIXME XXX contained
" match escaped quotes and any other escaped character
" except for $, as a backslash in front of a $ does
" not make it a standard character, but instead it will
" still act as the beginning of a variable
" The escaped char is not highlightet currently
syn match makeEscapedChar "\\[^$]"
syn region makeDString start=+\(\\\)\@<!"+ skip=+\\.+ end=+"+ contains=makeIdent
syn region makeSString start=+\(\\\)\@<!'+ skip=+\\.+ end=+'+ contains=makeIdent
syn region makeBString start=+\(\\\)\@<!`+ skip=+\\.+ end=+`+ contains=makeIdent,makeSString,makeDString,makeNextLine
" Syncing
syn sync minlines=20 maxlines=200
" Sync on Make command block region: When searching backwards hits a line that
" can't be a command or a comment, use makeCommands if it looks like a target,
" NONE otherwise.
syn sync match makeCommandSync groupthere NONE "^[^\t#]"
syn sync match makeCommandSync groupthere makeCommands "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:\{1,2}[^:=]"
syn sync match makeCommandSync groupthere makeCommands "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:\{1,2}\s*$"
" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_make_syn_inits")
