new file mode 100644
--- /dev/null
+++ b/runtime/syntax/occam.vim
@@ -0,0 +1,126 @@
+" Vim syntax file
+" Language:	occam
+" Copyright:	Fred Barnes <frmb2@kent.ac.uk>, Mario Schweigler <ms44@kent.ac.uk>
+" Maintainer:	Mario Schweigler <ms44@kent.ac.uk>
+" Last Change:	24 May 2003
+
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+"{{{  Settings
+" Set shift width for indent
+setlocal shiftwidth=2
+" Set the tab key size to two spaces
+setlocal softtabstop=2
+" Let tab keys always be expanded to spaces
+setlocal expandtab
+
+" Dots are valid in occam identifiers
+setlocal iskeyword+=.
+"}}}
+
+syn case match
+
+syn keyword occamType		BYTE BOOL INT INT16 INT32 INT64 REAL32 REAL64 ANY
+syn keyword occamType		CHAN DATA OF TYPE TIMER INITIAL VAL PORT MOBILE PLACED
+syn keyword occamType		PROCESSOR PACKED RECORD PROTOCOL SHARED ROUND TRUNC
+
+syn keyword occamStructure	SEQ PAR IF ALT PRI FORKING PLACE AT
+
+syn keyword occamKeyword	PROC IS TRUE FALSE SIZE RECURSIVE REC
+syn keyword occamKeyword	RETYPES RESHAPES STEP FROM FOR RESCHEDULE STOP SKIP FORK
+syn keyword occamKeyword	FUNCTION VALOF RESULT ELSE CLONE CLAIM
+syn keyword occamBoolean	TRUE FALSE
+syn keyword occamRepeat		WHILE
+syn keyword occamConditional	CASE
+syn keyword occamConstant	MOSTNEG MOSTPOS
+
+syn match occamBrackets		/\[\|\]/
+syn match occamParantheses	/(\|)/
+
+syn keyword occamOperator	AFTER TIMES MINUS PLUS INITIAL REM AND OR XOR NOT
+syn keyword occamOperator	BITAND BITOR BITNOT BYTESIN OFFSETOF
+
+syn match occamOperator		/::\|:=\|?\|!/
+syn match occamOperator		/<\|>\|+\|-\|\*\|\/\|\\\|=\|\~/
+syn match occamOperator		/@\|\$\$\|%\|&&\|<&\|&>\|<\]\|\[>\|\^/
+
+syn match occamSpecialChar	/\M**\|*'\|*"\|*#\(\[0-9A-F\]\+\)/ contained
+syn match occamChar		/\M\L\='\[^*\]'/
+syn match occamChar		/L'[^']*'/ contains=occamSpecialChar
+
+syn case ignore
+syn match occamTodo		/\<todo\>:\=/ contained
+syn match occamNote		/\<note\>:\=/ contained
+syn case match
+syn keyword occamNote		NOT contained
+
+syn match occamComment		/--.*/ contains=occamCommentTitle,occamTodo,occamNote
+syn match occamCommentTitle	/--\s*\u\a*\(\s\+\u\a*\)*:/hs=s+2 contained contains=occamTodo,occamNote
+syn match occamCommentTitle	/--\s*KROC-LIBRARY\(\.so\|\.a\)\=\s*$/hs=s+2 contained
+syn match occamCommentTitle	/--\s*\(KROC-OPTIONS:\|RUN-PARAMETERS:\)/hs=s+2 contained
+
+syn match occamIdentifier	/\<[A-Z.][A-Z.0-9]*\>/
+syn match occamFunction		/\<[A-Za-z.][A-Za-z0-9.]*\>/ contained
+
+syn match occamPPIdentifier	/##.\{-}\>/
+
+syn region occamString		start=/"/ skip=/\M*"/ end=/"/ contains=occamSpecialChar
+syn region occamCharString	start=/'/ end=/'/ contains=occamSpecialChar
+
+syn match occamNumber		/\<\d\+\(\.\d\+\(E\(+\|-\)\d\+\)\=\)\=/
+syn match occamNumber		/-\d\+\(\.\d\+\(E\(+\|-\)\d\+\)\=\)\=/
+syn match occamNumber		/#\(\d\|[A-F]\)\+/
+syn match occamNumber		/-#\(\d\|[A-F]\)\+/
+
+syn keyword occamCDString	SHARED EXTERNAL DEFINED NOALIAS NOUSAGE NOT contained
+syn keyword occamCDString	FILE LINE PROCESS.PRIORITY OCCAM2.5 contained
+syn keyword occamCDString	USER.DEFINED.OPERATORS INITIAL.DECL MOBILES contained
+syn keyword occamCDString	BLOCKING.SYSCALLS VERSION NEED.QUAD.ALIGNMENT contained
+syn keyword occamCDString	TARGET.CANONICAL TARGET.CPU TARGET.OS TARGET.VENDOR contained
+syn keyword occamCDString	TRUE FALSE AND OR contained
+syn match occamCDString		/<\|>\|=\|(\|)/ contained
+
+syn region occamCDirective	start=/#\(USE\|INCLUDE\|PRAGMA\|DEFINE\|UNDEFINE\|UNDEF\|IF\|ELIF\|ELSE\|ENDIF\|WARNING\|ERROR\|RELAX\)\>/ end=/$/ contains=occamString,occamComment,occamCDString
+
+if version >= 508 || !exists("did_occam_syn_inits")
+  if version < 508
+    let did_occam_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink occamType Type
+  HiLink occamKeyword Keyword
+  HiLink occamComment Comment
+  HiLink occamCommentTitle PreProc
+  HiLink occamTodo Todo
+  HiLink occamNote Todo
+  HiLink occamString String
+  HiLink occamCharString String
+  HiLink occamNumber Number
+  HiLink occamCDirective PreProc
+  HiLink occamCDString String
+  HiLink occamPPIdentifier PreProc
+  HiLink occamBoolean Boolean
+  HiLink occamSpecialChar SpecialChar
+  HiLink occamChar Character
+  HiLink occamStructure Structure
+  HiLink occamIdentifier Identifier
+  HiLink occamConstant Constant
+  HiLink occamOperator Operator
+  HiLink occamFunction Ignore
+  HiLink occamRepeat Repeat
+  HiLink occamConditional Conditional
+  HiLink occamBrackets Type
+  HiLink occamParantheses Delimiter
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "occam"
+