From 1e7a288cd3e522d70ad857a0a4d0ea7797f73bae Mon Sep 17 00:00:00 2001 From: Damien Lejay Date: Sun, 14 Sep 2025 10:54:33 -0400 Subject: [PATCH] runtime(config): mark unportable += as an error closes: #18292 Signed-off-by: Damien Lejay Signed-off-by: Christian Brabandt --- runtime/syntax/config.vim | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/runtime/syntax/config.vim b/runtime/syntax/config.vim index 3636ed4130..d13e89b394 100644 --- a/runtime/syntax/config.vim +++ b/runtime/syntax/config.vim @@ -1,10 +1,11 @@ " Vim syntax file -" Language: configure.in script: M4 with sh +" Language: Autoconf M4 " Former Maintainer: Christian Hammesr " 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) +" (2025 Sep 14 patch from Damien Lejay to detect unportable +=) " Well, I actually even do not know much about m4. This explains why there " is probably very much missing here, yet ! @@ -34,6 +35,9 @@ syn region configstring start=+\z(["'`]\)+ skip=+\\\z1+ end=+\z1+ contains=@ 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 +" Help write portable shell code +syn match acPlusEq '\v\+\=' containedin=ALLBUT,configcomment + " Define the default highlighting. " Only when an item doesn't have highlighting yet @@ -47,6 +51,7 @@ hi def link configkeyword Keyword hi def link configspecial Special hi def link configstring String hi def link configmsg String +hi def link acPlusEq Error let b:current_syntax = "config"