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55 lines
2.0 KiB
VimL
55 lines
2.0 KiB
VimL
" Vim syntax file
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" Language: configure.in script: M4 with sh
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" Former Maintainer: Christian Hammesr <ch@lathspell.westend.com>
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" Last Change: 2018 Feb 03
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" (patch from Yngve Inntjore Levinsen to detect AC_MSG)
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" (patch from Khym Chanur to add @Spell)
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" (patch from James McCoy to fix paren matching)
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" Well, I actually even do not know much about m4. This explains why there
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" is probably very much missing here, yet !
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" But I missed good highlighting when editing my GNU autoconf/automake
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" script, so I wrote this quick and dirty patch.
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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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" define the config syntax
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syn match configdelimiter "[()\[\];,]"
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syn match configoperator "[=|&\*\+\<\>]"
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syn match configcomment "\(dnl.*\)\|\(#.*\)" contains=configDnl,@Spell
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syn match configfunction "\<[A-Z_][A-Z0-9_]*\>"
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syn match confignumber "[-+]\=\<\d\+\(\.\d*\)\=\>"
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syn keyword configDnl dnl contained
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syn keyword configkeyword if then else fi test for in do done
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syn keyword configspecial cat rm eval
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" This shortens the script, see syn-ext-match..
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syn region configstring start=+\z(["'`]\)+ skip=+\\\z1+ end=+\z1+ contains=@Spell
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" Anything inside AC_MSG_TYPE([...]) and AC_MSG_TYPE(...) is a string.
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syn region configmsg matchgroup=configfunction start="AC_MSG_[A-Z]*\ze(\[" matchgroup=configdelimiter end="\])" contains=configdelimiter,@Spell
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syn region configmsg matchgroup=configfunction start="AC_MSG_[A-Z]*\ze([^[]" matchgroup=configdelimiter end=")" contains=configdelimiter,@Spell
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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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hi def link configdelimiter Delimiter
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hi def link configoperator Operator
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hi def link configcomment Comment
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hi def link configDnl Comment
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hi def link configfunction Function
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hi def link confignumber Number
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hi def link configkeyword Keyword
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hi def link configspecial Special
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hi def link configstring String
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hi def link configmsg String
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let b:current_syntax = "config"
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" vim: ts=4
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