xref: /vim-8.2.3635/runtime/syntax/sh.vim (revision 3b0ef8cf)
1" Vim syntax file
2" Language:		shell (sh) Korn shell (ksh) bash (sh)
3" Maintainer:		Charles E. Campbell <[email protected]>
4" Previous Maintainer:	Lennart Schultz <[email protected]>
5" Last Change:		Oct 16, 2019
6" Version:		189
7" URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH
8" For options and settings, please use:      :help ft-sh-syntax
9" This file includes many ideas from Eric Brunet ([email protected])
10
11" quit when a syntax file was already loaded {{{1
12if exists("b:current_syntax")
13  finish
14endif
15
16" trying to answer the question: which shell is /bin/sh, really?
17" If the user has not specified any of g:is_kornshell, g:is_bash, g:is_posix, g:is_sh, then guess.
18if getline(1) =~ '\<ksh$'
19 let b:is_kornshell = 1
20elseif getline(1) =~ '\<bash$'
21 let b:is_bash      = 1
22elseif getline(1) =~ '\<dash$'
23 let b:is_posix     = 1
24elseif !exists("g:is_kornshell") && !exists("g:is_bash") && !exists("g:is_posix") && !exists("g:is_sh")
25 let s:shell = ""
26 if executable("/bin/sh")
27  let s:shell = resolve("/bin/sh")
28 elseif executable("/usr/bin/sh")
29  let s:shell = resolve("/usr/bin/sh")
30 endif
31 if     s:shell =~ 'ksh$'
32  let b:is_kornshell= 1
33 elseif s:shell =~ 'bash$'
34  let b:is_bash = 1
35 elseif s:shell =~ 'dash$'
36  let b:is_posix = 1
37 endif
38 unlet s:shell
39endif
40
41" handling /bin/sh with is_kornshell/is_sh {{{1
42" b:is_sh is set when "#! /bin/sh" is found;
43" However, it often is just a masquerade by bash (typically Linux)
44" or kornshell (typically workstations with Posix "sh").
45" So, when the user sets "g:is_bash", "g:is_kornshell",
46" or "g:is_posix", a b:is_sh is converted into b:is_bash/b:is_kornshell,
47" respectively.
48if !exists("b:is_kornshell") && !exists("b:is_bash")
49  if exists("g:is_posix") && !exists("g:is_kornshell")
50   let g:is_kornshell= g:is_posix
51  endif
52  if exists("g:is_kornshell")
53    let b:is_kornshell= 1
54    if exists("b:is_sh")
55      unlet b:is_sh
56    endif
57  elseif exists("g:is_bash")
58    let b:is_bash= 1
59    if exists("b:is_sh")
60      unlet b:is_sh
61    endif
62  else
63    let b:is_sh= 1
64  endif
65endif
66
67" set up default g:sh_fold_enabled {{{1
68" ================================
69if !exists("g:sh_fold_enabled")
70 let g:sh_fold_enabled= 0
71elseif g:sh_fold_enabled != 0 && !has("folding")
72 let g:sh_fold_enabled= 0
73 echomsg "Ignoring g:sh_fold_enabled=".g:sh_fold_enabled."; need to re-compile vim for +fold support"
74endif
75if !exists("s:sh_fold_functions")
76 let s:sh_fold_functions= and(g:sh_fold_enabled,1)
77endif
78if !exists("s:sh_fold_heredoc")
79 let s:sh_fold_heredoc  = and(g:sh_fold_enabled,2)
80endif
81if !exists("s:sh_fold_ifdofor")
82 let s:sh_fold_ifdofor  = and(g:sh_fold_enabled,4)
83endif
84if g:sh_fold_enabled && &fdm == "manual"
85 " Given that	the	user provided g:sh_fold_enabled
86 " 	AND	g:sh_fold_enabled is manual (usual default)
87 " 	implies	a desire for syntax-based folding
88 setl fdm=syntax
89endif
90
91" set up the syntax-highlighting iskeyword
92if (v:version == 704 && has("patch-7.4.1142")) || v:version > 704
93 if exists("b:is_bash")
94  exe "syn iskeyword ".&iskeyword.",-,:"
95 else
96  exe "syn iskeyword ".&iskeyword.",-"
97 endif
98endif
99
100" Set up folding commands for shell {{{1
101" =================================
102if s:sh_fold_functions
103 com! -nargs=* ShFoldFunctions <args> fold
104else
105 com! -nargs=* ShFoldFunctions <args>
106endif
107if s:sh_fold_heredoc
108 com! -nargs=* ShFoldHereDoc <args> fold
109else
110 com! -nargs=* ShFoldHereDoc <args>
111endif
112if s:sh_fold_ifdofor
113 com! -nargs=* ShFoldIfDoFor <args> fold
114else
115 com! -nargs=* ShFoldIfDoFor <args>
116endif
117
118" sh syntax is case sensitive {{{1
119syn case match
120
121" Clusters: contains=@... clusters {{{1
122"==================================
123syn cluster shErrorList	contains=shDoError,shIfError,shInError,shCaseError,shEsacError,shCurlyError,shParenError,shTestError,shOK
124if exists("b:is_kornshell") || exists("b:is_bash")
125 syn cluster ErrorList add=shDTestError
126endif
127syn cluster shArithParenList	contains=shArithmetic,shCaseEsac,shComment,shDeref,shDo,shDerefSimple,shEcho,shEscape,shNumber,shOperator,shPosnParm,shExSingleQuote,shExDoubleQuote,shHereString,shRedir,shSingleQuote,shDoubleQuote,shStatement,shVariable,shAlias,shTest,shCtrlSeq,shSpecial,shParen,bashSpecialVariables,bashStatement,shIf,shFor,shFunctionKey,shFunctionOne,shFunctionTwo
128syn cluster shArithList	contains=@shArithParenList,shParenError
129syn cluster shCaseEsacList	contains=shCaseStart,shCaseLabel,shCase,shCaseBar,shCaseIn,shComment,shDeref,shDerefSimple,shCaseCommandSub,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote,shCtrlSeq,@shErrorList,shStringSpecial,shCaseRange
130syn cluster shCaseList	contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shCommandSubBQ,shComment,shDo,shEcho,shExpr,shFor,shForPP,shHereDoc,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq
131syn cluster shCommandSubList	contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shComment,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
132syn cluster shCurlyList	contains=shNumber,shComma,shDeref,shDerefSimple,shDerefSpecial
133" COMBAK: removing shEscape fromshDblQuoteList fails ksh04:43
134syn cluster shDblQuoteList	contains=shArithmetic,shCommandSub,shCommandSubBQ,shDeref,shDerefSimple,shPosnParm,shCtrlSeq,shSpecial,shSpecialDQ
135syn cluster shDerefList	contains=shDeref,shDerefSimple,shDerefVar,shDerefSpecial,shDerefWordError,shDerefPSR,shDerefPPS
136syn cluster shDerefVarList	contains=shDerefOff,shDerefOp,shDerefVarArray,shDerefOpError
137syn cluster shEchoList	contains=shArithmetic,shCommandSub,shCommandSubBQ,shDeref,shDerefSimple,shEscape,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shCtrlSeq,shEchoQuote
138syn cluster shExprList1	contains=shCharClass,shNumber,shOperator,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shDblBrace,shDeref,shDerefSimple,shCtrlSeq
139syn cluster shExprList2	contains=@shExprList1,@shCaseList,shTest
140syn cluster shFunctionList	contains=@shCommandSubList,shCaseEsac,shColon,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shOption,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shOperator,shCtrlSeq
141if exists("b:is_kornshell") || exists("b:is_bash")
142 syn cluster shFunctionList	add=shRepeat
143 syn cluster shFunctionList	add=shDblBrace,shDblParen
144endif
145syn cluster shHereBeginList	contains=@shCommandSubList
146syn cluster shHereList	contains=shBeginHere,shHerePayload
147syn cluster shHereListDQ	contains=shBeginHere,@shDblQuoteList,shHerePayload
148syn cluster shIdList	contains=shCommandSub,shCommandSubBQ,shWrapLineOperator,shSetOption,shComment,shDeref,shDerefSimple,shHereString,shNumber,shOperator,shRedir,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shCtrlSeq,shStringSpecial,shAtExpr
149syn cluster shIfList	contains=@shLoopList,shDblBrace,shDblParen,shFunctionKey,shFunctionOne,shFunctionTwo
150syn cluster shLoopList	contains=@shCaseList,@shErrorList,shCaseEsac,shConditional,shDblBrace,shExpr,shFor,shForPP,shIf,shOption,shSet,shTest,shTestOpr,shTouch
151syn cluster shPPSLeftList	contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
152syn cluster shPPSRightList	contains=shComment,shDeref,shDerefSimple,shEscape,shPosnParm
153syn cluster shSubShList	contains=@shCommandSubList,shCommandSubBQ,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq,shOperator
154syn cluster shTestList	contains=shArithmetic,shCharClass,shCommandSub,shCommandSubBQ,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shSpecialDQ,shExDoubleQuote,shExpr,shExSingleQuote,shNumber,shOperator,shSingleQuote,shTest,shTestOpr
155syn cluster shNoZSList	contains=shSpecialNoZS
156syn cluster shForList	contains=shTestOpr,shNumber,shDerefSimple,shDeref,shCommandSub,shCommandSubBQ,shArithmetic
157
158" Echo: {{{1
159" ====
160" This one is needed INSIDE a CommandSub, so that `echo bla` be correct
161syn region shEcho matchgroup=shStatement start="\<echo\>"  skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
162syn region shEcho matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
163syn match  shEchoQuote contained	'\%(\\\\\)*\\["`'()]'
164
165" This must be after the strings, so that ... \" will be correct
166syn region shEmbeddedEcho contained matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|`)]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=shNumber,shExSingleQuote,shSingleQuote,shDeref,shDerefSimple,shSpecialVar,shOperator,shExDoubleQuote,shDoubleQuote,shCharClass,shCtrlSeq
167
168" Alias: {{{1
169" =====
170if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
171 syn match shStatement "\<alias\>"
172 syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+\)\@="  skip="\\$" end="\>\|`"
173 syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+=\)\@=" skip="\\$" end="="
174
175 " Touch: {{{1
176 " =====
177 syn match shTouch	'\<touch\>[^;#]*'	skipwhite nextgroup=shComment contains=shTouchCmd,shDoubleQuote,shSingleQuote,shDeref,shDerefSimple
178 syn match shTouchCmd	'\<touch\>'		contained
179endif
180
181" Error Codes: {{{1
182" ============
183if !exists("g:sh_no_error")
184 syn match   shDoError "\<done\>"
185 syn match   shIfError "\<fi\>"
186 syn match   shInError "\<in\>"
187 syn match   shCaseError ";;"
188 syn match   shEsacError "\<esac\>"
189 syn match   shCurlyError "}"
190 syn match   shParenError ")"
191 syn match   shOK	'\.\(done\|fi\|in\|esac\)'
192 if exists("b:is_kornshell") || exists("b:is_bash")
193  syn match     shDTestError "]]"
194 endif
195 syn match     shTestError "]"
196endif
197
198" Options: {{{1
199" ====================
200syn match   shOption	"\s\zs[-+][-_a-zA-Z#@]\+"
201syn match   shOption	"\s\zs--[^ \t$=`'"|);]\+"
202
203" File Redirection Highlighted As Operators: {{{1
204"===========================================
205syn match      shRedir	"\d\=>\(&[-0-9]\)\="
206syn match      shRedir	"\d\=>>-\="
207syn match      shRedir	"\d\=<\(&[-0-9]\)\="
208syn match      shRedir	"\d<<-\="
209
210" Operators: {{{1
211" ==========
212syn match   shOperator	"<<\|>>"		contained
213syn match   shOperator	"[!&;|]"		contained
214syn match   shOperator	"\[[[^:]\|\]]"		contained
215syn match   shOperator	"[-=/*+%]\=="		skipwhite nextgroup=shPattern
216syn match   shPattern	"\<\S\+\())\)\@="	contained contains=shExSingleQuote,shSingleQuote,shExDoubleQuote,shDoubleQuote,shDeref
217
218" Subshells: {{{1
219" ==========
220syn region shExpr  transparent matchgroup=shExprRegion  start="{" end="}"		contains=@shExprList2 nextgroup=shSpecialNxt
221syn region shSubSh transparent matchgroup=shSubShRegion start="[^(]\zs(" end=")"	contains=@shSubShList nextgroup=shSpecialNxt
222
223" Tests: {{{1
224"=======
225syn region shExpr	matchgroup=shRange start="\[" skip=+\\\\\|\\$\|\[+ end="\]" contains=@shTestList,shSpecial
226syn region shTest	transparent matchgroup=shStatement start="\<test\s" skip=+\\\\\|\\$+ matchgroup=NONE end="[;&|]"me=e-1 end="$" contains=@shExprList1
227syn region shNoQuote	start='\S'	skip='\%(\\\\\)*\\.'	end='\ze\s' end="\ze['"]"	contained contains=shDerefSimple,shDeref
228syn match  shAstQuote	contained	'\*\ze"'	nextgroup=shString
229syn match  shTestOpr	contained	'[^-+/%]\zs=' skipwhite nextgroup=shTestDoubleQuote,shTestSingleQuote,shTestPattern
230syn match  shTestOpr	contained	"<=\|>=\|!=\|==\|=\~\|-.\>\|-\(nt\|ot\|ef\|eq\|ne\|lt\|le\|gt\|ge\)\>\|[!<>]"
231syn match  shTestPattern	contained	'\w\+'
232syn region shTestDoubleQuote	contained	start='\%(\%(\\\\\)*\\\)\@<!"' skip=+\\\\\|\\"+ end='"'	contains=shDeref,shDerefSimple,shDerefSpecial
233syn match  shTestSingleQuote	contained	'\\.'	nextgroup=shTestSingleQuote
234syn match  shTestSingleQuote	contained	"'[^']*'"
235if exists("b:is_kornshell") || exists("b:is_bash")
236 syn region  shDblBrace matchgroup=Delimiter start="\[\["	skip=+\%(\\\\\)*\\$+ end="\]\]"	contains=@shTestList,shAstQuote,shNoQuote,shComment
237 syn region  shDblParen matchgroup=Delimiter start="(("	skip=+\%(\\\\\)*\\$+ end="))"	contains=@shTestList,shComment
238endif
239
240" Character Class In Range: {{{1
241" =========================
242syn match   shCharClass	contained	"\[:\(backspace\|escape\|return\|xdigit\|alnum\|alpha\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|tab\):\]"
243
244" Loops: do, if, while, until {{{1
245" ======
246ShFoldIfDoFor syn region shDo	transparent	matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>"			contains=@shLoopList
247ShFoldIfDoFor syn region shIf	transparent	matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>"	contains=@shIfList
248ShFoldIfDoFor syn region shFor		matchgroup=shLoop start="\<for\ze\_s\s*\%(((\)\@!" end="\<in\>" end="\<do\>"me=e-2			contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn
249ShFoldIfDoFor syn region shForPP	matchgroup=shLoop start='\<for\>\_s*((' end='))' contains=@shForList
250
251if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
252 syn cluster shCaseList	add=shRepeat
253 syn cluster shFunctionList	add=shRepeat
254 syn region shRepeat   matchgroup=shLoop   start="\<while\_s" end="\<do\>"me=e-2	contains=@shLoopList,shDblParen,shDblBrace
255 syn region shRepeat   matchgroup=shLoop   start="\<until\_s" end="\<do\>"me=e-2	contains=@shLoopList,shDblParen,shDblBrace
256 if !exists("b:is_posix")
257  syn region shCaseEsac matchgroup=shConditional start="\<select\s" matchgroup=shConditional end="\<in\>" end="\<do\>" contains=@shLoopList
258 endif
259else
260 syn region shRepeat   matchgroup=shLoop   start="\<while\_s" end="\<do\>"me=e-2		contains=@shLoopList
261 syn region shRepeat   matchgroup=shLoop   start="\<until\_s" end="\<do\>"me=e-2		contains=@shLoopList
262endif
263syn region shCurlyIn   contained	matchgroup=Delimiter start="{" end="}" contains=@shCurlyList
264syn match  shComma     contained	","
265
266" Case: case...esac {{{1
267" ====
268syn match shCaseBar	contained skipwhite "\(^\|[^\\]\)\(\\\\\)*\zs|"		nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote
269syn match shCaseStart	contained skipwhite skipnl "("			nextgroup=shCase,shCaseBar
270syn match shCaseLabel	contained skipwhite	"\%(\\.\|[-a-zA-Z0-9_*.]\)\+"	contains=shCharClass
271if exists("b:is_bash")
272 ShFoldIfDoFor syn region	shCase	contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)"  end=";;" end=";&" end=";;&" end="esac"me=s-1	contains=@shCaseList	nextgroup=shCaseStart,shCase,shComment
273else
274 ShFoldIfDoFor syn region	shCase	contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)"  end=";;" end="esac"me=s-1		contains=@shCaseList	nextgroup=shCaseStart,shCase,shComment
275endif
276ShFoldIfDoFor syn region	shCaseEsac	matchgroup=shConditional start="\<case\>" end="\<esac\>"	contains=@shCaseEsacList
277
278syn keyword shCaseIn	contained skipwhite skipnl in			nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote
279if exists("b:is_bash")
280 syn region  shCaseExSingleQuote	matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+	contains=shStringSpecial,shSpecial	skipwhite skipnl nextgroup=shCaseBar	contained
281elseif !exists("g:sh_no_error")
282 syn region  shCaseExSingleQuote	matchgroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+	contains=shStringSpecial	skipwhite skipnl nextgroup=shCaseBar	contained
283endif
284syn region  shCaseSingleQuote	matchgroup=shQuote start=+'+ end=+'+		contains=shStringSpecial		skipwhite skipnl nextgroup=shCaseBar	contained
285syn region  shCaseDoubleQuote	matchgroup=shQuote start=+"+ skip=+\\\\\|\\.+ end=+"+	contains=@shDblQuoteList,shStringSpecial	skipwhite skipnl nextgroup=shCaseBar	contained
286syn region  shCaseCommandSub	start=+`+ skip=+\\\\\|\\.+ end=+`+		contains=@shCommandSubList		skipwhite skipnl nextgroup=shCaseBar	contained
287if exists("b:is_bash")
288 syn region  shCaseRange	matchgroup=Delimiter start=+\[+ skip=+\\\\+ end=+\]+	contained	contains=shCharClass
289 syn match   shCharClass	'\[:\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|word\|or\|xdigit\):\]'			contained
290else
291 syn region  shCaseRange	matchgroup=Delimiter start=+\[+ skip=+\\\\+ end=+\]+	contained
292endif
293" Misc: {{{1
294"======
295syn match   shWrapLineOperator "\\$"
296syn region  shCommandSubBQ   	start="`" skip="\\\\\|\\." end="`"	contains=shBQComment,@shCommandSubList
297"COMBAK: see ksh13:50
298"syn match   shEscape	contained	'\%(^\)\@!\%(\\\\\)*\\.'	nextgroup=shSingleQuote,shDoubleQuote,shComment
299"COMBAK: see sh11:27
300syn match   shEscape	contained	'\%(^\)\@!\%(\\\\\)*\\.'	nextgroup=shComment
301"COMBAK: see ksh13:53
302"syn match   shEscape	contained	'\%(^\)\@!\%(\\\\\)*\\.'
303
304" $() and $(()): {{{1
305" $(..) is not supported by sh (Bourne shell).  However, apparently
306" some systems (HP?) have as their /bin/sh a (link to) Korn shell
307" (ie. Posix compliant shell).  /bin/ksh should work for those
308" systems too, however, so the following syntax will flag $(..) as
309" an Error under /bin/sh.  By consensus of vimdev'ers!
310if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
311 syn region shCommandSub matchgroup=shCmdSubRegion start="\$("  skip='\\\\\|\\.' end=")"  contains=@shCommandSubList
312 syn region shArithmetic matchgroup=shArithRegion  start="\$((" skip='\\\\\|\\.' end="))" contains=@shArithList
313 syn region shArithmetic matchgroup=shArithRegion  start="\$\[" skip='\\\\\|\\.' end="\]" contains=@shArithList
314 syn match  shSkipInitWS contained	"^\s\+"
315elseif !exists("g:sh_no_error")
316 syn region shCommandSub matchgroup=Error start="\$(" end=")" contains=@shCommandSubList
317endif
318syn region shCmdParenRegion matchgroup=shCmdSubRegion start="(\ze[^(]" skip='\\\\\|\\.' end=")" contains=@shCommandSubList
319
320if exists("b:is_bash")
321 syn cluster shCommandSubList add=bashSpecialVariables,bashStatement
322 syn cluster shCaseList add=bashAdminStatement,bashStatement
323 syn keyword bashSpecialVariables contained auto_resume BASH BASH_ALIASES BASH_ALIASES BASH_ARGC BASH_ARGC BASH_ARGV BASH_ARGV BASH_CMDS BASH_CMDS BASH_COMMAND BASH_COMMAND BASH_ENV BASH_EXECUTION_STRING BASH_EXECUTION_STRING BASH_LINENO BASH_LINENO BASHOPTS BASHOPTS BASHPID BASHPID BASH_REMATCH BASH_REMATCH BASH_SOURCE BASH_SOURCE BASH_SUBSHELL BASH_SUBSHELL BASH_VERSINFO BASH_VERSION BASH_XTRACEFD BASH_XTRACEFD CDPATH COLUMNS COLUMNS COMP_CWORD COMP_CWORD COMP_KEY COMP_KEY COMP_LINE COMP_LINE COMP_POINT COMP_POINT COMPREPLY COMPREPLY COMP_TYPE COMP_TYPE COMP_WORDBREAKS COMP_WORDBREAKS COMP_WORDS COMP_WORDS COPROC COPROC DIRSTACK EMACS EMACS ENV ENV EUID FCEDIT FIGNORE FUNCNAME FUNCNAME FUNCNEST FUNCNEST GLOBIGNORE GROUPS histchars HISTCMD HISTCONTROL HISTFILE HISTFILESIZE HISTIGNORE HISTSIZE HISTTIMEFORMAT HISTTIMEFORMAT HOME HOSTFILE HOSTNAME HOSTTYPE IFS IGNOREEOF INPUTRC LANG LC_ALL LC_COLLATE LC_CTYPE LC_CTYPE LC_MESSAGES LC_NUMERIC LC_NUMERIC LINENO LINES LINES MACHTYPE MAIL MAILCHECK MAILPATH MAPFILE MAPFILE OLDPWD OPTARG OPTERR OPTIND OSTYPE PATH PIPESTATUS POSIXLY_CORRECT POSIXLY_CORRECT PPID PROMPT_COMMAND PS1 PS2 PS3 PS4 PWD RANDOM READLINE_LINE READLINE_LINE READLINE_POINT READLINE_POINT REPLY SECONDS SHELL SHELL SHELLOPTS SHLVL TIMEFORMAT TIMEOUT TMPDIR TMPDIR UID
324 syn keyword bashStatement chmod clear complete du egrep expr fgrep find gnufind gnugrep grep less ls mkdir mv rm rmdir rpm sed sleep sort strip tail
325 syn keyword bashAdminStatement daemon killall killproc nice reload restart start status stop
326 syn keyword bashStatement	command compgen
327endif
328
329if exists("b:is_kornshell") || exists("b:is_posix")
330 syn cluster shCommandSubList add=kshSpecialVariables,kshStatement
331 syn cluster shCaseList add=kshStatement
332 syn keyword kshSpecialVariables contained CDPATH COLUMNS EDITOR ENV ERRNO FCEDIT FPATH HISTFILE HISTSIZE HOME IFS LINENO LINES MAIL MAILCHECK MAILPATH OLDPWD OPTARG OPTIND PATH PPID PS1 PS2 PS3 PS4 PWD RANDOM REPLY SECONDS SHELL TMOUT VISUAL
333 syn keyword kshStatement cat chmod clear cp du egrep expr fgrep find grep killall less ls mkdir mv nice printenv rm rmdir sed sort strip stty tail tput
334 syn keyword kshStatement command setgroups setsenv
335endif
336
337syn match   shSource	"^\.\s"
338syn match   shSource	"\s\.\s"
339"syn region  shColon	start="^\s*:" end="$" end="\s#"me=e-2 contains=@shColonList
340"syn region  shColon	start="^\s*\zs:" end="$" end="\s#"me=e-2
341if exists("b:is_kornshell") || exists("b:is_posix")
342 syn match   shColon	'^\s*\zs:'
343endif
344
345" String And Character Constants: {{{1
346"================================
347syn match   shNumber	"\<\d\+\>#\="
348syn match   shNumber	"\<-\=\.\=\d\+\>#\="
349syn match   shCtrlSeq	"\\\d\d\d\|\\[abcfnrtv0]"			contained
350if exists("b:is_bash")
351 syn match   shSpecial	"[^\\]\(\\\\\)*\zs\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]"	contained
352 syn match   shSpecial	"^\(\\\\\)*\zs\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]"	contained
353 syn region  shExSingleQuote	matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+	contains=shStringSpecial,shSpecial		nextgroup=shSpecialNxt
354 syn region  shExDoubleQuote	matchgroup=shQuote start=+\$"+ skip=+\\\\\|\\.\|\\"+ end=+"+	contains=@shDblQuoteList,shStringSpecial,shSpecial	nextgroup=shSpecialNxt
355elseif !exists("g:sh_no_error")
356 syn region  shExSingleQuote	matchGroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+	contains=shStringSpecial
357 syn region  shExDoubleQuote	matchGroup=Error start=+\$"+ skip=+\\\\\|\\.+ end=+"+	contains=shStringSpecial
358endif
359syn region  shSingleQuote	matchgroup=shQuote start=+'+ end=+'+		contains=@Spell	nextgroup=shSpecialStart,shSpecialSQ
360syn region  shDoubleQuote	matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\"+ end=+"+	contains=@shDblQuoteList,shStringSpecial,@Spell	nextgroup=shSpecialStart
361syn region  shDoubleQuote	matchgroup=shQuote start=+"+ skip=+\\"+ end=+"+		contained contains=@shDblQuoteList,shStringSpecial,@Spell	nextgroup=shSpecialStart
362syn match   shStringSpecial	"[^[:print:] \t]"			contained
363syn match   shStringSpecial	"[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]"			nextgroup=shComment
364syn match   shStringSpecial	"[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]"
365syn match   shSpecialSQ	"[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]"		contained	nextgroup=shBkslshSnglQuote,@shNoZSList
366syn match   shSpecialDQ	"[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]"		contained	nextgroup=shBkslshDblQuote,@shNoZSList
367syn match   shSpecialStart	"\%(\\\\\)*\\[\\"'`$()#]"			contained	nextgroup=shBkslshSnglQuote,shBkslshDblQuote,@shNoZSList
368syn match   shSpecial	"^\%(\\\\\)*\\[\\"'`$()#]"
369syn match   shSpecialNoZS	contained	"\%(\\\\\)*\\[\\"'`$()#]"
370syn match   shSpecialNxt	contained	"\\[\\"'`$()#]"
371syn region  shBkslshSnglQuote	contained	matchgroup=shQuote start=+'+ end=+'+	contains=@Spell	nextgroup=shSpecialStart
372syn region  shBkslshDblQuote	contained	matchgroup=shQuote start=+"+ skip=+\\"+ end=+"+	contains=@shDblQuoteList,shStringSpecial,@Spell	nextgroup=shSpecialStart
373
374" Comments: {{{1
375"==========
376syn cluster	shCommentGroup	contains=shTodo,@Spell
377if exists("b:is_bash")
378 syn match	shTodo	contained		"\<\%(COMBAK\|FIXME\|TODO\|XXX\)\ze:\=\>"
379else
380 syn keyword	shTodo	contained		COMBAK FIXME TODO XXX
381endif
382syn match	shComment		"^\s*\zs#.*$"	contains=@shCommentGroup
383syn match	shComment		"\s\zs#.*$"	contains=@shCommentGroup
384syn match	shComment	contained	"#.*$"	contains=@shCommentGroup
385syn match	shQuickComment	contained	"#.*$"
386syn match	shBQComment	contained	"#.\{-}\ze`"	contains=@shCommentGroup
387
388" Here Documents: {{{1
389" =========================================
390"  Note : shHereDoc0[137] only had shDblQuoteList contained
391ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\\\=\z([^ \t|>]\+\)"		matchgroup=shHereDoc01 end="^\z1\s*$"	contains=@shDblQuoteList
392ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc02 end="^\z1\s*$"
393ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc03 start="<<-\s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc03 end="^\s*\z1\s*$"	contains=@shDblQuoteList
394ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc04 start="<<-\s*'\z([^']\+\)'"		matchgroup=shHereDoc04 end="^\s*\z1\s*$"
395ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc05 start="<<\s*'\z([^']\+\)'"		matchgroup=shHereDoc05 end="^\z1\s*$"
396ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc06 start="<<-\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc06 end="^\s*\z1\s*$"
397ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\\\_$\_s*\z([^ \t'"|>]\+\)"	matchgroup=shHereDoc07 end="^\z1\s*$"
398ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<\s*\\\_$\_s*'\z([^\t|>]\+\)'"	matchgroup=shHereDoc08 end="^\z1\s*$"
399ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\"\z([^\t|>]\+\)\""	matchgroup=shHereDoc09 end="^\z1\s*$"
400ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc10 start="<<-\s*\\\_$\_s*\z([^ \t|>]\+\)"	matchgroup=shHereDoc10 end="^\s*\z1\s*$"
401ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc11 end="^\s*\z1\s*$"        contains=@shDblQuoteList
402ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc12 start="<<-\s*\\\_$\_s*'\z([^']\+\)'"		matchgroup=shHereDoc12 end="^\s*\z1\s*$"
403ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc13 start="<<-\s*\\\_$\_s*\"\z([^"]\+\)\""	matchgroup=shHereDoc13 end="^\s*\z1\s*$"
404ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc14 end="^\z1\s*$"           contains=@shDblQuoteList
405ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
406ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
407
408" Here Strings: {{{1
409" =============
410" available for: bash; ksh (really should be ksh93 only) but not if its a posix
411if exists("b:is_bash") || (exists("b:is_kornshell") && !exists("b:is_posix"))
412 syn match shHereString "<<<"	skipwhite	nextgroup=shCmdParenRegion
413endif
414
415" Identifiers: {{{1
416"=============
417syn match  shSetOption	"\s\zs[-+][a-zA-Z0-9]\+\>"	contained
418syn match  shVariable	"\<\([bwglsav]:\)\=[a-zA-Z0-9.!@_%+,]*\ze="	nextgroup=shVarAssign
419syn match  shVarAssign	"="		contained	nextgroup=shCmdParenRegion,shPattern,shDeref,shDerefSimple,shDoubleQuote,shExDoubleQuote,shSingleQuote,shExSingleQuote,shVar
420syn match  shVar	contained	"\h\w*"
421syn region shAtExpr	contained	start="@(" end=")" contains=@shIdList
422if exists("b:is_bash")
423 syn match  shSet "^\s*set\ze\s\+$"
424 syn region shSetList oneline matchgroup=shSet start="\<\%(declare\|local\|export\)\>\ze[/a-zA-Z_]\@!" end="$"	matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+#\|="	contains=@shIdList
425 syn region shSetList oneline matchgroup=shSet start="\<\%(set\|unset\)\>[/a-zA-Z_]\@!" end="\ze[;|#)]\|$"		matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+="	contains=@shIdList nextgroup=shComment
426elseif exists("b:is_kornshell") || exists("b:is_posix")
427 syn match  shSet "^\s*set\ze\s\+$"
428 syn region shSetList oneline matchgroup=shSet start="\<\(export\)\>\ze[/]\@!" end="$"		matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]"	contains=@shIdList
429 syn region shSetList oneline matchgroup=shSet start="\<\%(set\|unset\>\)\ze[/a-zA-Z_]\@!" end="\ze[;|#)]\|$"		matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]"	contains=@shIdList nextgroup=shComment
430else
431 syn region shSetList oneline matchgroup=shSet start="\<\(set\|export\|unset\)\>\ze[/a-zA-Z_]\@!" end="\ze[;|#)]\|$"	matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]"	contains=@shIdList
432endif
433
434" Functions: {{{1
435if !exists("b:is_posix")
436 syn keyword shFunctionKey function	skipwhite skipnl nextgroup=shFunctionTwo
437endif
438
439if exists("b:is_bash")
440 ShFoldFunctions syn region shFunctionOne	matchgroup=shFunction start="^\s*[A-Za-z_0-9:][-a-zA-Z_0-9:]*\s*()\_s*{"		end="}"	contains=@shFunctionList		 skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
441 ShFoldFunctions syn region shFunctionTwo	matchgroup=shFunction start="\%(do\)\@!\&\<[A-Za-z_0-9:][-a-zA-Z_0-9:]*\>\s*\%(()\)\=\_s*{"	end="}"	contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
442 ShFoldFunctions syn region shFunctionThree	matchgroup=shFunction start="^\s*[A-Za-z_0-9:][-a-zA-Z_0-9:]*\s*()\_s*("		end=")"	contains=@shFunctionList		 skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
443 ShFoldFunctions syn region shFunctionFour	matchgroup=shFunction start="\%(do\)\@!\&\<[A-Za-z_0-9:][-a-zA-Z_0-9:]*\>\s*\%(()\)\=\_s*)"	end=")"	contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
444else
445 ShFoldFunctions syn region shFunctionOne	matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{"			end="}"	contains=@shFunctionList		 skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
446 ShFoldFunctions syn region shFunctionTwo	matchgroup=shFunction start="\%(do\)\@!\&\<\h\w*\>\s*\%(()\)\=\_s*{"		end="}"	contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
447 ShFoldFunctions syn region shFunctionThree	matchgroup=shFunction start="^\s*\h\w*\s*()\_s*("			end=")"	contains=@shFunctionList		 skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
448 ShFoldFunctions syn region shFunctionFour	matchgroup=shFunction start="\%(do\)\@!\&\<\h\w*\>\s*\%(()\)\=\_s*("		end=")"	contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
449endif
450
451" Parameter Dereferencing: {{{1
452" ========================
453if !exists("g:sh_no_error")
454 syn match  shDerefWordError	"[^}$[~]"	contained
455endif
456syn match  shDerefSimple	"\$\%(\h\w*\|\d\)"	nextgroup=@shNoZSList
457syn region shDeref	matchgroup=PreProc start="\${" end="}"	contains=@shDerefList,shDerefVarArray
458syn match  shDerefSimple	"\$[-#*@!?]"	nextgroup=@shNoZSList
459syn match  shDerefSimple	"\$\$"	nextgroup=@shNoZSList
460syn match  shDerefSimple	"\${\d}"	nextgroup=@shNoZSList
461if exists("b:is_bash") || exists("b:is_kornshell") || exists("b:is_posix")
462 syn region shDeref	matchgroup=PreProc start="\${##\=" end="}"	contains=@shDerefList	nextgroup=@shSpecialNoZS
463 syn region shDeref	matchgroup=PreProc start="\${\$\$" end="}"	contains=@shDerefList	nextgroup=@shSpecialNoZS
464endif
465
466" ksh: ${!var[*]} array index list syntax: {{{1
467" ========================================
468if exists("b:is_kornshell") || exists("b:is_posix")
469 syn region shDeref	matchgroup=PreProc start="\${!" end="}"	contains=@shDerefVarArray
470endif
471
472" bash: ${!prefix*} and ${#parameter}: {{{1
473" ====================================
474if exists("b:is_bash")
475 syn region shDeref	matchgroup=PreProc start="\${!" end="\*\=}"	contains=@shDerefList,shDerefOff
476 syn match  shDerefVar	contained	"{\@<=!\h\w*"		nextgroup=@shDerefVarList
477endif
478if exists("b:is_kornshell")
479 syn match  shDerefVar	contained	"{\@<=!\h\w*[[:alnum:]_.]*"	nextgroup=@shDerefVarList
480endif
481
482syn match  shDerefSpecial	contained	"{\@<=[-*@?0]"		nextgroup=shDerefOp,shDerefOpError
483syn match  shDerefSpecial	contained	"\({[#!]\)\@<=[[:alnum:]*@_]\+"	nextgroup=@shDerefVarList,shDerefOp
484syn match  shDerefVar	contained	"{\@<=\h\w*"		nextgroup=@shDerefVarList
485syn match  shDerefVar	contained	'\d'                            nextgroup=@shDerefVarList
486if exists("b:is_kornshell") || exists("b:is_posix")
487  syn match  shDerefVar	contained	"{\@<=\h\w*[[:alnum:]_.]*"	nextgroup=@shDerefVarList
488endif
489
490" sh ksh bash : ${var[... ]...}  array reference: {{{1
491syn region  shDerefVarArray   contained	matchgroup=shDeref start="\[" end="]"	contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError
492
493" Special ${parameter OPERATOR word} handling: {{{1
494" sh ksh bash : ${parameter:-word}    word is default value
495" sh ksh bash : ${parameter:=word}    assign word as default value
496" sh ksh bash : ${parameter:?word}    display word if parameter is null
497" sh ksh bash : ${parameter:+word}    use word if parameter is not null, otherwise nothing
498"    ksh bash : ${parameter#pattern}  remove small left  pattern
499"    ksh bash : ${parameter##pattern} remove large left  pattern
500"    ksh bash : ${parameter%pattern}  remove small right pattern
501"    ksh bash : ${parameter%%pattern} remove large right pattern
502"        bash : ${parameter^pattern}  Case modification
503"        bash : ${parameter^^pattern} Case modification
504"        bash : ${parameter,pattern}  Case modification
505"        bash : ${parameter,,pattern} Case modification
506syn cluster shDerefPatternList	contains=shDerefPattern,shDerefString
507if !exists("g:sh_no_error")
508 syn match shDerefOpError	contained	":[[:punct:]]"
509endif
510syn match  shDerefOp	contained	":\=[-=?]"	nextgroup=@shDerefPatternList
511syn match  shDerefOp	contained	":\=+"	nextgroup=@shDerefPatternList
512if exists("b:is_bash") || exists("b:is_kornshell") || exists("b:is_posix")
513 syn match  shDerefOp	contained	"#\{1,2}"		nextgroup=@shDerefPatternList
514 syn match  shDerefOp	contained	"%\{1,2}"		nextgroup=@shDerefPatternList
515 syn match  shDerefPattern	contained	"[^{}]\+"		contains=shDeref,shDerefSimple,shDerefPattern,shDerefString,shCommandSub,shDerefEscape nextgroup=shDerefPattern
516 syn region shDerefPattern	contained	start="{" end="}"	contains=shDeref,shDerefSimple,shDerefString,shCommandSub nextgroup=shDerefPattern
517 syn match  shDerefEscape	contained	'\%(\\\\\)*\\.'
518endif
519if exists("b:is_bash")
520 syn match  shDerefOp	contained	"[,^]\{1,2}"	nextgroup=@shDerefPatternList
521endif
522syn region shDerefString	contained	matchgroup=shDerefDelim start=+\%(\\\)\@<!'+ end=+'+	contains=shStringSpecial
523syn region shDerefString	contained	matchgroup=shDerefDelim start=+\%(\\\)\@<!"+ skip=+\\"+ end=+"+	contains=@shDblQuoteList,shStringSpecial
524syn match  shDerefString	contained	"\\["']"	nextgroup=shDerefPattern
525
526if exists("b:is_bash")
527 " bash : ${parameter:offset}
528 " bash : ${parameter:offset:length}
529 syn region shDerefOff	contained	start=':[^-=?+]' end='\ze:'	end='\ze}'	contains=shDeref,shDerefSimple,shDerefEscape	nextgroup=shDerefLen,shDeref,shDerefSimple
530 syn region shDerefOff	contained	start=':\s-'	end='\ze:'	end='\ze}'	contains=shDeref,shDerefSimple,shDerefEscape	nextgroup=shDerefLen,shDeref,shDerefSimple
531 syn match  shDerefLen	contained	":[^}]\+"	contains=shDeref,shDerefSimple,shArithmetic
532
533 " bash : ${parameter//pattern/string}
534 " bash : ${parameter//pattern}
535 syn match  shDerefPPS	contained	'/\{1,2}'	nextgroup=shDerefPPSleft
536 syn region shDerefPPSleft	contained	start='.'	skip=@\%(\\\\\)*\\/@ matchgroup=shDerefOp	end='/' end='\ze}'	nextgroup=shDerefPPSright	contains=@shPPSLeftList
537 syn region shDerefPPSright	contained	start='.'	skip=@\%(\\\\\)\+@		end='\ze}'				contains=@shPPSRightList
538
539 " bash : ${parameter/#substring/replacement}
540 syn match  shDerefPSR	contained	'/#'	nextgroup=shDerefPSRleft,shDoubleQuote,shSingleQuote
541 syn region shDerefPSRleft	contained	start='[^"']'	skip=@\%(\\\\\)*\\/@ matchgroup=shDerefOp	end='/' end='\ze}'	nextgroup=shDerefPSRright
542 syn region shDerefPSRright	contained	start='.'	skip=@\%(\\\\\)\+@		end='\ze}'
543endif
544
545" Arithmetic Parenthesized Expressions: {{{1
546"syn region shParen matchgroup=shArithRegion start='[^$]\zs(\%(\ze[^(]\|$\)' end=')' contains=@shArithParenList
547syn region shParen matchgroup=shArithRegion start='\$\@!(\%(\ze[^(]\|$\)' end=')' contains=@shArithParenList
548
549" Additional sh Keywords: {{{1
550" ===================
551syn keyword shStatement break cd chdir continue eval exec exit kill newgrp pwd read readonly return shift test trap ulimit umask wait
552syn keyword shConditional contained elif else then
553if !exists("g:sh_no_error")
554 syn keyword shCondError elif else then
555endif
556
557" Additional ksh Keywords and Aliases: {{{1
558" ===================================
559if exists("b:is_kornshell") || exists("b:is_posix")
560 syn keyword shStatement bg builtin disown enum export false fg getconf getopts hist jobs let printf sleep true unalias whence
561 syn keyword shStatement typeset skipwhite nextgroup=shSetOption
562 syn keyword shStatement autoload compound fc float functions hash history integer nameref nohup r redirect source stop suspend times type
563 if exists("b:is_posix")
564  syn keyword shStatement command
565 else
566  syn keyword shStatement time
567 endif
568
569" Additional bash Keywords: {{{1
570" =====================
571elseif exists("b:is_bash")
572 syn keyword shStatement bg builtin disown export false fg getopts jobs let printf sleep true unalias
573 syn keyword shStatement typeset nextgroup=shSetOption
574 syn keyword shStatement fc hash history source suspend times type
575 syn keyword shStatement bind builtin caller compopt declare dirs disown enable export help logout mapfile popd pushd readarray shopt source typeset
576else
577 syn keyword shStatement login newgrp
578endif
579
580" Synchronization: {{{1
581" ================
582if !exists("g:sh_minlines")
583 let s:sh_minlines = 200
584else
585 let s:sh_minlines= g:sh_minlines
586endif
587if !exists("g:sh_maxlines")
588 let s:sh_maxlines = 2*s:sh_minlines
589 if s:sh_maxlines < 25
590  let s:sh_maxlines= 25
591 endif
592else
593 let s:sh_maxlines= g:sh_maxlines
594endif
595exec "syn sync minlines=" . s:sh_minlines . " maxlines=" . s:sh_maxlines
596syn sync match shCaseEsacSync	grouphere	shCaseEsac	"\<case\>"
597syn sync match shCaseEsacSync	groupthere	shCaseEsac	"\<esac\>"
598syn sync match shDoSync	grouphere	shDo	"\<do\>"
599syn sync match shDoSync	groupthere	shDo	"\<done\>"
600syn sync match shForSync	grouphere	shFor	"\<for\>"
601syn sync match shForSync	groupthere	shFor	"\<in\>"
602syn sync match shIfSync	grouphere	shIf	"\<if\>"
603syn sync match shIfSync	groupthere	shIf	"\<fi\>"
604syn sync match shUntilSync	grouphere	shRepeat	"\<until\>"
605syn sync match shWhileSync	grouphere	shRepeat	"\<while\>"
606
607" Default Highlighting: {{{1
608" =====================
609if !exists("skip_sh_syntax_inits")
610 hi def link shArithRegion	shShellVariables
611 hi def link shAstQuote	shDoubleQuote
612 hi def link shAtExpr	shSetList
613 hi def link shBkslshSnglQuote	shSingleQuote
614 hi def link shBkslshDblQuote	shDOubleQuote
615 hi def link shBeginHere	shRedir
616 hi def link shCaseBar	shConditional
617 hi def link shCaseCommandSub	shCommandSub
618 hi def link shCaseDoubleQuote	shDoubleQuote
619 hi def link shCaseIn	shConditional
620 hi def link shQuote	shOperator
621 hi def link shCaseSingleQuote	shSingleQuote
622 hi def link shCaseStart	shConditional
623 hi def link shCmdSubRegion	shShellVariables
624 hi def link shColon	shComment
625 hi def link shDerefOp	shOperator
626 hi def link shDerefPOL	shDerefOp
627 hi def link shDerefPPS	shDerefOp
628 hi def link shDerefPSR	shDerefOp
629 hi def link shDeref	shShellVariables
630 hi def link shDerefDelim	shOperator
631 hi def link shDerefSimple	shDeref
632 hi def link shDerefSpecial	shDeref
633 hi def link shDerefString	shDoubleQuote
634 hi def link shDerefVar	shDeref
635 hi def link shDoubleQuote	shString
636 hi def link shEcho	shString
637 hi def link shEchoDelim	shOperator
638 hi def link shEchoQuote	shString
639 hi def link shForPP	shLoop
640 hi def link shFunction	Function
641 hi def link shEmbeddedEcho	shString
642 hi def link shEscape	shCommandSub
643 hi def link shExDoubleQuote	shDoubleQuote
644 hi def link shExSingleQuote	shSingleQuote
645 hi def link shHereDoc	shString
646 hi def link shHereString	shRedir
647 hi def link shHerePayload	shHereDoc
648 hi def link shLoop	shStatement
649 hi def link shSpecialNxt	shSpecial
650 hi def link shNoQuote	shDoubleQuote
651 hi def link shOption	shCommandSub
652 hi def link shPattern	shString
653 hi def link shParen	shArithmetic
654 hi def link shPosnParm	shShellVariables
655 hi def link shQuickComment	shComment
656 hi def link shBQComment	shComment
657 hi def link shRange	shOperator
658 hi def link shRedir	shOperator
659 hi def link shSetListDelim	shOperator
660 hi def link shSetOption	shOption
661 hi def link shSingleQuote	shString
662 hi def link shSource	shOperator
663 hi def link shStringSpecial	shSpecial
664 hi def link shSpecialStart	shSpecial
665 hi def link shSubShRegion	shOperator
666 hi def link shTestOpr	shConditional
667 hi def link shTestPattern	shString
668 hi def link shTestDoubleQuote	shString
669 hi def link shTestSingleQuote	shString
670 hi def link shTouchCmd	shStatement
671 hi def link shVariable	shSetList
672 hi def link shWrapLineOperator	shOperator
673
674 if exists("b:is_bash")
675   hi def link bashAdminStatement	shStatement
676   hi def link bashSpecialVariables	shShellVariables
677   hi def link bashStatement		shStatement
678   hi def link shCharClass		shSpecial
679   hi def link shDerefOff		shDerefOp
680   hi def link shDerefLen		shDerefOff
681 endif
682 if exists("b:is_kornshell") || exists("b:is_posix")
683   hi def link kshSpecialVariables	shShellVariables
684   hi def link kshStatement		shStatement
685 endif
686
687 if !exists("g:sh_no_error")
688  hi def link shCaseError		Error
689  hi def link shCondError		Error
690  hi def link shCurlyError		Error
691  hi def link shDerefOpError		Error
692  hi def link shDerefWordError		Error
693  hi def link shDoError		Error
694  hi def link shEsacError		Error
695  hi def link shIfError		Error
696  hi def link shInError		Error
697  hi def link shParenError		Error
698  hi def link shTestError		Error
699  if exists("b:is_kornshell") || exists("b:is_posix")
700    hi def link shDTestError		Error
701  endif
702 endif
703
704 hi def link shArithmetic		Special
705 hi def link shCharClass		Identifier
706 hi def link shSnglCase		Statement
707 hi def link shCommandSub		Special
708 hi def link shCommandSubBQ		shCommandSub
709 hi def link shComment		Comment
710 hi def link shConditional		Conditional
711 hi def link shCtrlSeq		Special
712 hi def link shExprRegion		Delimiter
713 hi def link shFunctionKey		Function
714 hi def link shFunctionName		Function
715 hi def link shNumber		Number
716 hi def link shOperator		Operator
717 hi def link shRepeat		Repeat
718 hi def link shSet		Statement
719 hi def link shSetList		Identifier
720 hi def link shShellVariables		PreProc
721 hi def link shSpecial		Special
722 hi def link shSpecialDQ		Special
723 hi def link shSpecialSQ		Special
724 hi def link shSpecialNoZS		shSpecial
725 hi def link shStatement		Statement
726 hi def link shString		String
727 hi def link shTodo		Todo
728 hi def link shAlias		Identifier
729 hi def link shHereDoc01		shRedir
730 hi def link shHereDoc02		shRedir
731 hi def link shHereDoc03		shRedir
732 hi def link shHereDoc04		shRedir
733 hi def link shHereDoc05		shRedir
734 hi def link shHereDoc06		shRedir
735 hi def link shHereDoc07		shRedir
736 hi def link shHereDoc08		shRedir
737 hi def link shHereDoc09		shRedir
738 hi def link shHereDoc10		shRedir
739 hi def link shHereDoc11		shRedir
740 hi def link shHereDoc12		shRedir
741 hi def link shHereDoc13		shRedir
742 hi def link shHereDoc14		shRedir
743 hi def link shHereDoc15		shRedir
744endif
745
746" Delete shell folding commands {{{1
747" =============================
748delc ShFoldFunctions
749delc ShFoldHereDoc
750delc ShFoldIfDoFor
751
752" Set Current Syntax: {{{1
753" ===================
754if exists("b:is_bash")
755 let b:current_syntax = "bash"
756elseif exists("b:is_kornshell")
757 let b:current_syntax = "ksh"
758elseif exists("b:is_posix")
759 let b:current_syntax = "posix"
760else
761 let b:current_syntax = "sh"
762endif
763
764" vim: ts=16 fdm=marker
765