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Diffstat (limited to 'runtime/syntax/csh.vim')
| -rw-r--r-- | runtime/syntax/csh.vim | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/runtime/syntax/csh.vim b/runtime/syntax/csh.vim new file mode 100644 index 000000000..de3d3e2c9 --- /dev/null +++ b/runtime/syntax/csh.vim @@ -0,0 +1,160 @@ +" Vim syntax file +" Language: C-shell (csh) +" Maintainer: Dr. Charles E. Campbell, Jr. <NdrOchipS@PcampbellAfamily.Mbiz> +" Version: 8 +" Last Change: Sep 02, 2003 +" URL: http://www.erols.com/astronaut/vim/index.html#vimlinks_syntax + +" For version 5.x: Clear all syntax items +" For version 6.x: Quit when a syntax file was already loaded +if version < 600 + syntax clear +elseif exists("b:current_syntax") + finish +endif + +" clusters: +syn cluster cshQuoteList contains=cshDblQuote,cshSnglQuote,cshBckQuote +syn cluster cshVarList contains=cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst + +" Variables which affect the csh itself +syn match cshSetVariables contained "argv\|histchars\|ignoreeof\|noglob\|prompt\|status" +syn match cshSetVariables contained "cdpath\|history\|mail\|nonomatch\|savehist\|time" +syn match cshSetVariables contained "cwd\|home\|noclobber\|path\|shell\|verbose" +syn match cshSetVariables contained "echo" + +syn case ignore +syn keyword cshTodo contained todo +syn case match + +" Variable Name Expansion Modifiers +syn match cshModifier contained ":\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" + +" Strings and Comments +syn match cshNoEndlineDQ contained "[^\"]\(\\\\\)*$" +syn match cshNoEndlineSQ contained "[^\']\(\\\\\)*$" +syn match cshNoEndlineBQ contained "[^\`]\(\\\\\)*$" + +syn region cshDblQuote start=+[^\\]"+lc=1 skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshShellVariables,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ,cshBckQuote +syn region cshSnglQuote start=+[^\\]'+lc=1 skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ +syn region cshBckQuote start=+[^\\]`+lc=1 skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ +syn region cshDblQuote start=+^"+ skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ +syn region cshSnglQuote start=+^'+ skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ +syn region cshBckQuote start=+^`+ skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ +syn cluster cshCommentGroup contains=cshTodo,@Spell +syn match cshComment "#.*$" contains=@cshCommentGroup + +" A bunch of useful csh keywords +syn keyword cshStatement alias end history onintr setenv unalias +syn keyword cshStatement cd eval kill popd shift unhash +syn keyword cshStatement chdir exec login pushd source +syn keyword cshStatement continue exit logout rehash time unsetenv +syn keyword cshStatement dirs glob nice repeat umask wait +syn keyword cshStatement echo goto nohup + +syn keyword cshConditional break case else endsw switch +syn keyword cshConditional breaksw default endif +syn keyword cshRepeat foreach + +" Special environment variables +syn keyword cshShellVariables HOME LOGNAME PATH TERM USER + +" Modifiable Variables without {} +syn match cshExtVar "\$[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshSelector "\$[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshQtyWord "\$#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshArgv "\$\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshArgv "\$\*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier + +" Modifiable Variables with {} +syn match cshExtVar "\${[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshSelector "\${[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshQtyWord "\${#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshArgv "\${\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier + +" UnModifiable Substitutions +syn match cshSubstError "\$?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" +syn match cshSubstError "\${?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)}" +syn match cshSubstError "\$?[0$<]:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" +syn match cshSubst "\$?[a-zA-Z_][a-zA-Z0-9_]*" +syn match cshSubst "\${?[a-zA-Z_][a-zA-Z0-9_]*}" +syn match cshSubst "\$?[0$<]" + +" I/O redirection +syn match cshRedir ">>&!\|>&!\|>>&\|>>!\|>&\|>!\|>>\|<<\|>\|<" + +" Handle set expressions +syn region cshSetExpr matchgroup=cshSetStmt start="\<set\>\|\<unset\>" end="$\|;" contains=cshComment,cshSetStmt,cshSetVariables,@cshQuoteList + +" Operators and Expression-Using constructs +"syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|\|%\|&\|+\|-\|/\|<\|>\||" +syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|%\|&\|+\|-\|/\|<\|>\||" +syn match cshOperator contained "[(){}]" +syn region cshTest matchgroup=cshStatement start="\<if\>\|\<while\>" skip="\\$" matchgroup=cshStatement end="\<then\>\|$" contains=cshComment,cshOperator,@cshQuoteList,@cshVarLIst + +" Highlight special characters (those which have a backslash) differently +syn match cshSpecial contained "\\\d\d\d\|\\[abcfnrtv\\]" +syn match cshNumber "-\=\<\d\+\>" + +" All other identifiers +"syn match cshIdentifier "\<[a-zA-Z._][a-zA-Z0-9._]*\>" + +" Shell Input Redirection (Here Documents) +if version < 600 + syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**END[a-zA-Z_0-9]*\**" matchgroup=cshRedir end="^END[a-zA-Z_0-9]*$" + syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**EOF\**" matchgroup=cshRedir end="^EOF$" +else + syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**\z(\h\w*\)\**" matchgroup=cshRedir end="^\z1$" +endif + +" Define the default highlighting. +" For version 5.7 and earlier: only when not done already +" For version 5.8 and later: only when an item doesn't have highlighting yet +if version >= 508 || !exists("did_csh_syntax_inits") + if version < 508 + let did_csh_syntax_inits = 1 + command -nargs=+ HiLink hi link <args> + else + command -nargs=+ HiLink hi def link <args> + endif + + HiLink cshArgv cshVariables + HiLink cshBckQuote cshCommand + HiLink cshDblQuote cshString + HiLink cshExtVar cshVariables + HiLink cshHereDoc cshString + HiLink cshNoEndlineBQ cshNoEndline + HiLink cshNoEndlineDQ cshNoEndline + HiLink cshNoEndlineSQ cshNoEndline + HiLink cshQtyWord cshVariables + HiLink cshRedir cshOperator + HiLink cshSelector cshVariables + HiLink cshSetStmt cshStatement + HiLink cshSetVariables cshVariables + HiLink cshSnglQuote cshString + HiLink cshSubst cshVariables + + HiLink cshCommand Statement + HiLink cshComment Comment + HiLink cshConditional Conditional + HiLink cshIdentifier Error + HiLink cshModifier Special + HiLink cshNoEndline Error + HiLink cshNumber Number + HiLink cshOperator Operator + HiLink cshRedir Statement + HiLink cshRepeat Repeat + HiLink cshShellVariables Special + HiLink cshSpecial Special + HiLink cshStatement Statement + HiLink cshString String + HiLink cshSubstError Error + HiLink cshTodo Todo + HiLink cshVariables Type + + delcommand HiLink +endif + +let b:current_syntax = "csh" + +" vim: ts=18 |