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+" Vim syntax file
+" Language: automake Makefile.am
+" Maintainer: John Williams <jrw@pobox.com>
+" Last change: 2001 May 09
+
+
+" This script adds support for automake's Makefile.am format. It highlights
+" Makefile variables significant to automake as well as highlighting
+" autoconf-style @variable@ substitutions . Subsitutions are marked as errors
+" when they are used in an inappropriate place, such as in defining
+" EXTRA_SOURCES.
+
+
+" Read the Makefile syntax to start with
+if version < 600
+ source <sfile>:p:h/make.vim
+else
+ runtime! syntax/make.vim
+endif
+
+syn match automakePrimary "^[A-Za-z0-9_]\+\(_PROGRAMS\|LIBRARIES\|_LIST\|_SCRIPTS\|_DATA\|_HEADERS\|_MANS\|_TEXINFOS\|_JAVA\|_LTLIBRARIES\)\s*="me=e-1
+syn match automakePrimary "^TESTS\s*="me=e-1
+syn match automakeSecondary "^[A-Za-z0-9_]\+\(_SOURCES\|_LDADD\|_LIBADD\|_LDFLAGS\|_DEPENDENCIES\)\s*="me=e-1
+syn match automakeSecondary "^OMIT_DEPENDENCIES\s*="me=e-1
+syn match automakeExtra "^EXTRA_[A-Za-z0-9_]\+\s*="me=e-1
+syn match automakeOptions "^\(AUTOMAKE_OPTIONS\|ETAGS_ARGS\|TAGS_DEPENDENCIES\)\s*="me=e-1
+syn match automakeClean "^\(MOSTLY\|DIST\|MAINTAINER\)\=CLEANFILES\s*="me=e-1
+syn match automakeSubdirs "^\(DIST_\)\=SUBDIRS\s*="me=e-1
+syn match automakeConditional "^\(if\s*[a-zA-Z0-9_]\+\|else\|endif\)\s*$"
+
+syn match automakeSubst "@[a-zA-Z0-9_]\+@"
+syn match automakeSubst "^\s*@[a-zA-Z0-9_]\+@"
+syn match automakeComment1 "#.*$" contains=automakeSubst
+syn match automakeComment2 "##.*$"
+
+syn match automakeMakeError "$[{(][^})]*[^a-zA-Z0-9_})][^})]*[})]" " GNU make function call
+
+syn region automakeNoSubst start="^EXTRA_[a-zA-Z0-9_]*\s*=" end="$" contains=ALLBUT,automakeNoSubst transparent
+syn region automakeNoSubst start="^DIST_SUBDIRS\s*=" end="$" contains=ALLBUT,automakeNoSubst transparent
+syn region automakeNoSubst start="^[a-zA-Z0-9_]*_SOURCES\s*=" end="$" contains=ALLBUT,automakeNoSubst transparent
+syn match automakeBadSubst "@\([a-zA-Z0-9_]*@\=\)\=" contained
+
+syn region automakeMakeDString start=+"+ skip=+\\"+ end=+"+ contains=makeIdent,automakeSubstitution
+syn region automakeMakeSString start=+'+ skip=+\\'+ end=+'+ contains=makeIdent,automakeSubstitution
+syn region automakeMakeBString start=+`+ skip=+\\`+ end=+`+ contains=makeIdent,makeSString,makeDString,makeNextLine,automakeSubstitution
+
+" 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_automake_syntax_inits")
+ if version < 508
+ let did_automake_syntax_inits = 1
+ command -nargs=+ HiLink hi link <args>
+ else
+ command -nargs=+ HiLink hi def link <args>
+ endif
+
+ HiLink automakePrimary Statement
+ HiLink automakeSecondary Type
+ HiLink automakeExtra Special
+ HiLink automakeOptions Special
+ HiLink automakeClean Special
+ HiLink automakeSubdirs Statement
+ HiLink automakeConditional PreProc
+ HiLink automakeSubst PreProc
+ HiLink automakeComment1 makeComment
+ HiLink automakeComment2 makeComment
+ HiLink automakeMakeError makeError
+ HiLink automakeBadSubst makeError
+ HiLink automakeMakeDString makeDString
+ HiLink automakeMakeSString makeSString
+ HiLink automakeMakeBString makeBString
+
+ delcommand HiLink
+endif
+
+let b:current_syntax = "automake"
+
+" vi: ts=8 sw=4 sts=4