1" Vim syntax file
2" Language:	CHILL
3" Maintainer:	YoungSang Yoon <image@lgic.co.kr>
4" Last change:	2004 Jan 21
5"
6
7" first created by image@lgic.co.kr & modified by paris@lgic.co.kr
8
9" CHILL (CCITT High Level Programming Language) is used for
10" developing software of ATM switch at LGIC (LG Information
11" & Communications LTd.)
12
13
14" quit when a syntax file was already loaded
15if exists("b:current_syntax")
16  finish
17endif
18
19" A bunch of useful CHILL keywords
20syn keyword	chillStatement	goto GOTO return RETURN returns RETURNS
21syn keyword	chillLabel		CASE case ESAC esac
22syn keyword	chillConditional	if IF else ELSE elsif ELSIF switch SWITCH THEN then FI fi
23syn keyword	chillLogical	NOT not
24syn keyword	chillRepeat	while WHILE for FOR do DO od OD TO to
25syn keyword	chillProcess	START start STACKSIZE stacksize PRIORITY priority THIS this STOP stop
26syn keyword	chillBlock		PROC proc PROCESS process
27syn keyword	chillSignal	RECEIVE receive SEND send NONPERSISTENT nonpersistent PERSISTENT peristent SET set EVER ever
28
29syn keyword	chillTodo		contained TODO FIXME XXX
30
31" String and Character constants
32" Highlight special characters (those which have a backslash) differently
33syn match	chillSpecial	contained "\\x\x\+\|\\\o\{1,3\}\|\\.\|\\$"
34syn region	chillString	start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=chillSpecial
35syn match	chillCharacter	"'[^\\]'"
36syn match	chillSpecialCharacter "'\\.'"
37syn match	chillSpecialCharacter "'\\\o\{1,3\}'"
38
39"when wanted, highlight trailing white space
40if exists("chill_space_errors")
41  syn match	chillSpaceError	"\s*$"
42  syn match	chillSpaceError	" \+\t"me=e-1
43endif
44
45"catch errors caused by wrong parenthesis
46syn cluster	chillParenGroup	contains=chillParenError,chillIncluded,chillSpecial,chillTodo,chillUserCont,chillUserLabel,chillBitField
47syn region	chillParen		transparent start='(' end=')' contains=ALLBUT,@chillParenGroup
48syn match	chillParenError	")"
49syn match	chillInParen	contained "[{}]"
50
51"integer number, or floating point number without a dot and with "f".
52syn case ignore
53syn match	chillNumber		"\<\d\+\(u\=l\=\|lu\|f\)\>"
54"floating point number, with dot, optional exponent
55syn match	chillFloat		"\<\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\=\>"
56"floating point number, starting with a dot, optional exponent
57syn match	chillFloat		"\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
58"floating point number, without dot, with exponent
59syn match	chillFloat		"\<\d\+e[-+]\=\d\+[fl]\=\>"
60"hex number
61syn match	chillNumber		"\<0x\x\+\(u\=l\=\|lu\)\>"
62"syn match chillIdentifier	"\<[a-z_][a-z0-9_]*\>"
63syn case match
64" flag an octal number with wrong digits
65syn match	chillOctalError	"\<0\o*[89]"
66
67if exists("chill_comment_strings")
68  " A comment can contain chillString, chillCharacter and chillNumber.
69  " But a "*/" inside a chillString in a chillComment DOES end the comment!  So we
70  " need to use a special type of chillString: chillCommentString, which also ends on
71  " "*/", and sees a "*" at the start of the line as comment again.
72  " Unfortunately this doesn't very well work for // type of comments :-(
73  syntax match	chillCommentSkip	contained "^\s*\*\($\|\s\+\)"
74  syntax region chillCommentString	contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=chillSpecial,chillCommentSkip
75  syntax region chillComment2String	contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=chillSpecial
76  syntax region chillComment	start="/\*" end="\*/" contains=chillTodo,chillCommentString,chillCharacter,chillNumber,chillFloat,chillSpaceError
77  syntax match  chillComment	"//.*" contains=chillTodo,chillComment2String,chillCharacter,chillNumber,chillSpaceError
78else
79  syn region	chillComment	start="/\*" end="\*/" contains=chillTodo,chillSpaceError
80  syn match	chillComment	"//.*" contains=chillTodo,chillSpaceError
81endif
82syntax match	chillCommentError	"\*/"
83
84syn keyword	chillOperator	SIZE size
85syn keyword	chillType		dcl DCL int INT char CHAR bool BOOL REF ref LOC loc INSTANCE instance
86syn keyword	chillStructure	struct STRUCT enum ENUM newmode NEWMODE synmode SYNMODE
87"syn keyword	chillStorageClass
88syn keyword	chillBlock		PROC proc END end
89syn keyword	chillScope		GRANT grant SEIZE seize
90syn keyword	chillEDML		select SELECT delete DELETE update UPDATE in IN seq SEQ WHERE where INSERT insert include INCLUDE exclude EXCLUDE
91syn keyword	chillBoolConst	true TRUE false FALSE
92
93syn region	chillPreCondit	start="^\s*#\s*\(if\>\|ifdef\>\|ifndef\>\|elif\>\|else\>\|endif\>\)" skip="\\$" end="$" contains=chillComment,chillString,chillCharacter,chillNumber,chillCommentError,chillSpaceError
94syn region	chillIncluded	contained start=+"+ skip=+\\\\\|\\"+ end=+"+
95syn match	chillIncluded	contained "<[^>]*>"
96syn match	chillInclude	"^\s*#\s*include\>\s*["<]" contains=chillIncluded
97"syn match chillLineSkip	"\\$"
98syn cluster	chillPreProcGroup	contains=chillPreCondit,chillIncluded,chillInclude,chillDefine,chillInParen,chillUserLabel
99syn region	chillDefine		start="^\s*#\s*\(define\>\|undef\>\)" skip="\\$" end="$" contains=ALLBUT,@chillPreProcGroup
100syn region	chillPreProc	start="^\s*#\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" contains=ALLBUT,@chillPreProcGroup
101
102" Highlight User Labels
103syn cluster	chillMultiGroup	contains=chillIncluded,chillSpecial,chillTodo,chillUserCont,chillUserLabel,chillBitField
104syn region	chillMulti		transparent start='?' end=':' contains=ALLBUT,@chillMultiGroup
105" Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
106syn match	chillUserCont	"^\s*\I\i*\s*:$" contains=chillUserLabel
107syn match	chillUserCont	";\s*\I\i*\s*:$" contains=chillUserLabel
108syn match	chillUserCont	"^\s*\I\i*\s*:[^:]"me=e-1 contains=chillUserLabel
109syn match	chillUserCont	";\s*\I\i*\s*:[^:]"me=e-1 contains=chillUserLabel
110
111syn match	chillUserLabel	"\I\i*" contained
112
113" Avoid recognizing most bitfields as labels
114syn match	chillBitField	"^\s*\I\i*\s*:\s*[1-9]"me=e-1
115syn match	chillBitField	";\s*\I\i*\s*:\s*[1-9]"me=e-1
116
117syn match	chillBracket	contained "[<>]"
118if !exists("chill_minlines")
119  let chill_minlines = 15
120endif
121exec "syn sync ccomment chillComment minlines=" . chill_minlines
122
123" Define the default highlighting.
124" Only when an item doesn't have highlighting yet
125
126hi def link chillLabel	Label
127hi def link chillUserLabel	Label
128hi def link chillConditional	Conditional
129" hi def link chillConditional	term=bold ctermfg=red guifg=red gui=bold
130
131hi def link chillRepeat	Repeat
132hi def link chillProcess	Repeat
133hi def link chillSignal	Repeat
134hi def link chillCharacter	Character
135hi def link chillSpecialCharacter chillSpecial
136hi def link chillNumber	Number
137hi def link chillFloat	Float
138hi def link chillOctalError	chillError
139hi def link chillParenError	chillError
140hi def link chillInParen	chillError
141hi def link chillCommentError	chillError
142hi def link chillSpaceError	chillError
143hi def link chillOperator	Operator
144hi def link chillStructure	Structure
145hi def link chillBlock	Operator
146hi def link chillScope	Operator
147"hi def link chillEDML     term=underline ctermfg=DarkRed guifg=Red
148hi def link chillEDML	PreProc
149"hi def link chillBoolConst	term=bold ctermfg=brown guifg=brown
150hi def link chillBoolConst	Constant
151"hi def link chillLogical	term=bold ctermfg=brown guifg=brown
152hi def link chillLogical	Constant
153hi def link chillStorageClass	StorageClass
154hi def link chillInclude	Include
155hi def link chillPreProc	PreProc
156hi def link chillDefine	Macro
157hi def link chillIncluded	chillString
158hi def link chillError	Error
159hi def link chillStatement	Statement
160hi def link chillPreCondit	PreCondit
161hi def link chillType	Type
162hi def link chillCommentError	chillError
163hi def link chillCommentString chillString
164hi def link chillComment2String chillString
165hi def link chillCommentSkip	chillComment
166hi def link chillString	String
167hi def link chillComment	Comment
168" hi def link chillComment	term=None ctermfg=lightblue guifg=lightblue
169hi def link chillSpecial	SpecialChar
170hi def link chillTodo	Todo
171hi def link chillBlock	Statement
172"hi def link chillIdentifier	Identifier
173hi def link chillBracket	Delimiter
174
175
176let b:current_syntax = "chill"
177
178" vim: ts=8
179