2004-06-13 20:20:40 +00:00
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" Vim syntax file
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" Language: C-shell (csh)
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2015-01-10 15:09:25 +01:00
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" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
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" Last Change: Oct 23, 2014
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2015-04-13 14:22:40 +02:00
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" Version: 11
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2015-01-10 15:09:25 +01:00
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" URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_CSH
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2004-06-13 20:20:40 +00:00
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" For version 5.x: Clear all syntax items
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" For version 6.x: Quit when a syntax file was already loaded
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if version < 600
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syntax clear
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elseif exists("b:current_syntax")
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finish
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endif
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" clusters:
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syn cluster cshQuoteList contains=cshDblQuote,cshSnglQuote,cshBckQuote
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syn cluster cshVarList contains=cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst
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" Variables which affect the csh itself
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syn match cshSetVariables contained "argv\|histchars\|ignoreeof\|noglob\|prompt\|status"
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syn match cshSetVariables contained "cdpath\|history\|mail\|nonomatch\|savehist\|time"
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syn match cshSetVariables contained "cwd\|home\|noclobber\|path\|shell\|verbose"
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syn match cshSetVariables contained "echo"
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syn case ignore
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syn keyword cshTodo contained todo
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syn case match
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" Variable Name Expansion Modifiers
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syn match cshModifier contained ":\(h\|t\|r\|q\|x\|gh\|gt\|gr\)"
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" Strings and Comments
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syn match cshNoEndlineDQ contained "[^\"]\(\\\\\)*$"
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syn match cshNoEndlineSQ contained "[^\']\(\\\\\)*$"
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syn match cshNoEndlineBQ contained "[^\`]\(\\\\\)*$"
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2007-05-05 17:54:07 +00:00
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syn region cshDblQuote start=+[^\\]"+lc=1 skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshShellVariables,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ,cshBckQuote,@Spell
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syn region cshSnglQuote start=+[^\\]'+lc=1 skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ,@Spell
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syn region cshBckQuote start=+[^\\]`+lc=1 skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ,@Spell
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syn region cshDblQuote start=+^"+ skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ,@Spell
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syn region cshSnglQuote start=+^'+ skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ,@Spell
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syn region cshBckQuote start=+^`+ skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ,@Spell
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2004-06-13 20:20:40 +00:00
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syn cluster cshCommentGroup contains=cshTodo,@Spell
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syn match cshComment "#.*$" contains=@cshCommentGroup
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" A bunch of useful csh keywords
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syn keyword cshStatement alias end history onintr setenv unalias
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syn keyword cshStatement cd eval kill popd shift unhash
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syn keyword cshStatement chdir exec login pushd source
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syn keyword cshStatement continue exit logout rehash time unsetenv
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syn keyword cshStatement dirs glob nice repeat umask wait
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syn keyword cshStatement echo goto nohup
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syn keyword cshConditional break case else endsw switch
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syn keyword cshConditional breaksw default endif
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syn keyword cshRepeat foreach
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" Special environment variables
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syn keyword cshShellVariables HOME LOGNAME PATH TERM USER
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" Modifiable Variables without {}
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syn match cshExtVar "\$[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier
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syn match cshSelector "\$[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier
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syn match cshQtyWord "\$#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier
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syn match cshArgv "\$\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier
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syn match cshArgv "\$\*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier
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" Modifiable Variables with {}
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syn match cshExtVar "\${[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier
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syn match cshSelector "\${[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier
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syn match cshQtyWord "\${#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier
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syn match cshArgv "\${\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier
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" UnModifiable Substitutions
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syn match cshSubstError "\$?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)"
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syn match cshSubstError "\${?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)}"
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syn match cshSubstError "\$?[0$<]:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)"
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syn match cshSubst "\$?[a-zA-Z_][a-zA-Z0-9_]*"
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syn match cshSubst "\${?[a-zA-Z_][a-zA-Z0-9_]*}"
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syn match cshSubst "\$?[0$<]"
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" I/O redirection
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syn match cshRedir ">>&!\|>&!\|>>&\|>>!\|>&\|>!\|>>\|<<\|>\|<"
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" Handle set expressions
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syn region cshSetExpr matchgroup=cshSetStmt start="\<set\>\|\<unset\>" end="$\|;" contains=cshComment,cshSetStmt,cshSetVariables,@cshQuoteList
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" Operators and Expression-Using constructs
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"syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|\|%\|&\|+\|-\|/\|<\|>\||"
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syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|%\|&\|+\|-\|/\|<\|>\||"
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syn match cshOperator contained "[(){}]"
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syn region cshTest matchgroup=cshStatement start="\<if\>\|\<while\>" skip="\\$" matchgroup=cshStatement end="\<then\>\|$" contains=cshComment,cshOperator,@cshQuoteList,@cshVarLIst
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" Highlight special characters (those which have a backslash) differently
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syn match cshSpecial contained "\\\d\d\d\|\\[abcfnrtv\\]"
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syn match cshNumber "-\=\<\d\+\>"
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" All other identifiers
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"syn match cshIdentifier "\<[a-zA-Z._][a-zA-Z0-9._]*\>"
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" Shell Input Redirection (Here Documents)
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if version < 600
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syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**END[a-zA-Z_0-9]*\**" matchgroup=cshRedir end="^END[a-zA-Z_0-9]*$"
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syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**EOF\**" matchgroup=cshRedir end="^EOF$"
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else
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syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**\z(\h\w*\)\**" matchgroup=cshRedir end="^\z1$"
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endif
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" Define the default highlighting.
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" For version 5.7 and earlier: only when not done already
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" For version 5.8 and later: only when an item doesn't have highlighting yet
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if version >= 508 || !exists("did_csh_syntax_inits")
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if version < 508
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let did_csh_syntax_inits = 1
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command -nargs=+ HiLink hi link <args>
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else
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command -nargs=+ HiLink hi def link <args>
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endif
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HiLink cshArgv cshVariables
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HiLink cshBckQuote cshCommand
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HiLink cshDblQuote cshString
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HiLink cshExtVar cshVariables
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HiLink cshHereDoc cshString
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HiLink cshNoEndlineBQ cshNoEndline
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HiLink cshNoEndlineDQ cshNoEndline
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HiLink cshNoEndlineSQ cshNoEndline
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HiLink cshQtyWord cshVariables
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HiLink cshRedir cshOperator
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HiLink cshSelector cshVariables
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HiLink cshSetStmt cshStatement
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HiLink cshSetVariables cshVariables
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HiLink cshSnglQuote cshString
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HiLink cshSubst cshVariables
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HiLink cshCommand Statement
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HiLink cshComment Comment
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HiLink cshConditional Conditional
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HiLink cshIdentifier Error
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HiLink cshModifier Special
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HiLink cshNoEndline Error
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HiLink cshNumber Number
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HiLink cshOperator Operator
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HiLink cshRedir Statement
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HiLink cshRepeat Repeat
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HiLink cshShellVariables Special
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HiLink cshSpecial Special
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HiLink cshStatement Statement
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HiLink cshString String
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HiLink cshSubstError Error
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HiLink cshTodo Todo
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HiLink cshVariables Type
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delcommand HiLink
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endif
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let b:current_syntax = "csh"
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" vim: ts=18
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