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