updated for version 7.0001
diff --git a/runtime/syntax/simula.vim b/runtime/syntax/simula.vim
new file mode 100644
index 0000000..e952ee2
--- /dev/null
+++ b/runtime/syntax/simula.vim
@@ -0,0 +1,99 @@
+" Vim syntax file
+" Language: Simula
+" Maintainer: Haakon Riiser <hakonrk@fys.uio.no>
+" URL: http://folk.uio.no/hakonrk/vim/syntax/simula.vim
+" Last Change: 2001 May 15
+
+" For version 5.x: Clear all syntax items
+" For version 6.x: Quit when a syntax file was already loaded
+if version < 600
+ syn clear
+elseif exists("b:current_syntax")
+ finish
+endif
+
+" No case sensitivity in Simula
+syn case ignore
+
+syn match simulaComment "^%.*$" contains=simulaTodo
+syn region simulaComment start="!\|\<comment\>" end=";" contains=simulaTodo
+
+" Text between the keyword 'end' and either a semicolon or one of the
+" keywords 'end', 'else', 'when' or 'otherwise' is also a comment
+syn region simulaComment start="\<end\>"lc=3 matchgroup=Statement end=";\|\<\(end\|else\|when\|otherwise\)\>"
+
+syn match simulaCharError "'.\{-2,}'"
+syn match simulaCharacter "'.'"
+syn match simulaCharacter "'!\d\{-}!'" contains=simulaSpecialChar
+syn match simulaString '".\{-}"' contains=simulaSpecialChar,simulaTodo
+
+syn keyword simulaBoolean true false
+syn keyword simulaCompound begin end
+syn keyword simulaConditional else if otherwise then until when
+syn keyword simulaConstant none notext
+syn keyword simulaFunction procedure
+syn keyword simulaOperator eq eqv ge gt imp in is le lt ne new not qua
+syn keyword simulaRepeat while for
+syn keyword simulaReserved activate after at before delay go goto label prior reactivate switch to
+syn keyword simulaStatement do inner inspect step this
+syn keyword simulaStorageClass external hidden name protected value
+syn keyword simulaStructure class
+syn keyword simulaType array boolean character integer long real short text virtual
+syn match simulaAssigned "\<\h\w*\s*\((.*)\)\=\s*:\(=\|-\)"me=e-2
+syn match simulaOperator "[&:=<>+\-*/]"
+syn match simulaOperator "\<and\(\s\+then\)\=\>"
+syn match simulaOperator "\<or\(\s\+else\)\=\>"
+syn match simulaReferenceType "\<ref\s*(.\{-})"
+syn match simulaSemicolon ";"
+syn match simulaSpecial "[(),.]"
+syn match simulaSpecialCharErr "!\d\{-4,}!" contained
+syn match simulaSpecialCharErr "!!" contained
+syn match simulaSpecialChar "!\d\{-}!" contains=simulaSpecialCharErr contained
+syn match simulaTodo "xxx\+" contained
+
+" Integer number (or float without `.')
+syn match simulaNumber "-\=\<\d\+\>"
+" Real with optional exponent
+syn match simulaReal "-\=\<\d\+\(\.\d\+\)\=\(&&\=[+-]\=\d\+\)\=\>"
+" Real starting with a `.', optional exponent
+syn match simulaReal "-\=\.\d\+\(&&\=[+-]\=\d\+\)\=\>"
+
+if version >= 508 || !exists("did_simula_syntax_inits")
+ if version < 508
+ let did_simula_syntax_inits = 1
+ command -nargs=+ HiLink hi link <args>
+ else
+ command -nargs=+ HiLink hi def link <args>
+ endif
+
+ HiLink simulaAssigned Identifier
+ HiLink simulaBoolean Boolean
+ HiLink simulaCharacter Character
+ HiLink simulaCharError Error
+ HiLink simulaComment Comment
+ HiLink simulaCompound Statement
+ HiLink simulaConditional Conditional
+ HiLink simulaConstant Constant
+ HiLink simulaFunction Function
+ HiLink simulaNumber Number
+ HiLink simulaOperator Operator
+ HiLink simulaReal Float
+ HiLink simulaReferenceType Type
+ HiLink simulaRepeat Repeat
+ HiLink simulaReserved Error
+ HiLink simulaSemicolon Statement
+ HiLink simulaSpecial Special
+ HiLink simulaSpecialChar SpecialChar
+ HiLink simulaSpecialCharErr Error
+ HiLink simulaStatement Statement
+ HiLink simulaStorageClass StorageClass
+ HiLink simulaString String
+ HiLink simulaStructure Structure
+ HiLink simulaTodo Todo
+ HiLink simulaType Type
+
+ delcommand HiLink
+endif
+
+let b:current_syntax = "simula"
+" vim: sts=4 sw=4 ts=8