" 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 "\\$"
" some directives
syn match makePreCondit "^\s*\(ifeq\>\|else\>\|endif\>\|define\>\|endef\>\|ifneq\>\|ifdef\>\|ifndef\>\)"
syn match makeInclude "^\s*-\=s\=include"
syn match makeStatement "^\s*vpath"
syn match makeExport "^\s*\(export\|unexport\)\>"
syn match makeOverride "^\s*override"
hi link makeOverride makeStatement
hi link makeExport makeStatement
" Microsoft Makefile specials
syn case ignore
syn match makeInclude "^!\s*include"
syn match makePreCondit "!\s*\(cmdswitches\|error\|message\|include\|if\|ifdef\|ifndef\|else\|elseif\|else if\|else\s*ifdef\|else\s*ifndef\|endif\|undef\)\>"
syn case match
" identifiers
syn region makeIdent start="\$(" skip="\\)\|\\\\" end=")" contains=makeStatement,makeIdent
syn region makeIdent start="\${" skip="\\}\|\\\\" end="}" contains=makeStatement,makeIdent
syn match makeIdent "\$\$\w*"
syn match makeIdent "\$[^({]"
syn match makeIdent "^\s*\a\w*\s*[:+?!*]="me=e-2
syn match makeIdent "^\s*\a\w*\s*="me=e-1
syn match makeIdent "%"
" 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
syn match makeImplicit "^\.[A-Za-z0-9_./\t -]\+\s*:$"me=e-1
syn match makeTarget "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:[^=]"me=e-2 contains=makeIdent,makeSpecTarget
syn match makeTarget "^[A-Za-z0-9_./$()%-][A-Za-z0-9_./\t $()%-]*:$"me=e-1 contains=makeIdent,makeSpecTarget
" Statements / Functions (GNU make)
syn match makeStatement contained "(\(subst\|addprefix\|addsuffix\|basename\|call\|dir\|error\|filter-out\|filter\|findstring\|firstword\|foreach\|if\|join\|notdir\|origin\|patsubst\|shell\|sort\|strip\|suffix\|warning\|wildcard\|word\|wordlist\|words\)\>"ms=s+1
" Errors
syn match makeError "^ \+\t"
syn match makeError "^ \{8\}[^ ]"me=e-1
syn region makeIgnore start="\\$" end="^." end="^$" contains=ALLBUT,makeError
" Comment
syn region makeComment start="#" end="[^\\]$" contains=makeTodo
syn match makeComment "#$" contains=makeTodo
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
" 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")