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-rw-r--r--runtime/syntax/prolog.vim74
1 files changed, 32 insertions, 42 deletions
diff --git a/runtime/syntax/prolog.vim b/runtime/syntax/prolog.vim
index f5f0e673e..2131308b8 100644
--- a/runtime/syntax/prolog.vim
+++ b/runtime/syntax/prolog.vim
@@ -8,10 +8,8 @@
" If the "prolog_highlighting_clean" variable exists, it is rather sparse.
" Otherwise you get more highlighting.
-" Quit when a syntax file was already loaded
-if version < 600
- syntax clear
-elseif exists("b:current_syntax")
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
finish
endif
@@ -78,46 +76,38 @@ syn sync maxlines=50
" 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_prolog_syn_inits")
- if version < 508
- let did_prolog_syn_inits = 1
- command -nargs=+ HiLink hi link <args>
- else
- command -nargs=+ HiLink hi def link <args>
- endif
-
- " The default highlighting.
- HiLink prologComment Comment
- HiLink prologCComment Comment
- HiLink prologCharCode Special
-
- if exists ("prolog_highlighting_clean")
-
- HiLink prologKeyword Statement
- HiLink prologClauseHead Statement
- HiLink prologClause Normal
-
- else
-
- HiLink prologKeyword Keyword
- HiLink prologClauseHead Constant
- HiLink prologClause Normal
- HiLink prologQuestion PreProc
- HiLink prologSpecialCharacter Special
- HiLink prologNumber Number
- HiLink prologAsIs Normal
- HiLink prologCommentError Error
- HiLink prologAtom String
- HiLink prologString String
- HiLink prologOperator Operator
-
- endif
-
- delcommand HiLink
+" Only when an item doesn't have highlighting yet
+command -nargs=+ HiLink hi def link <args>
+
+" The default highlighting.
+HiLink prologComment Comment
+HiLink prologCComment Comment
+HiLink prologCharCode Special
+
+if exists ("prolog_highlighting_clean")
+
+HiLink prologKeyword Statement
+HiLink prologClauseHead Statement
+HiLink prologClause Normal
+
+else
+
+HiLink prologKeyword Keyword
+HiLink prologClauseHead Constant
+HiLink prologClause Normal
+HiLink prologQuestion PreProc
+HiLink prologSpecialCharacter Special
+HiLink prologNumber Number
+HiLink prologAsIs Normal
+HiLink prologCommentError Error
+HiLink prologAtom String
+HiLink prologString String
+HiLink prologOperator Operator
+
endif
+delcommand HiLink
+
let b:current_syntax = "prolog"
" vim: ts=8