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  1. " Vim syntax file
  2. " Language:     C
  3. " Maintainer:   Bram Moolenaar <Bram@vim.org>
  4. " Last Change:  2008 Mar 19
  5.  
  6. " Quit when a (custom) syntax file was already loaded
  7. if exists("b:current_syntax")
  8.   finish
  9. endif
  10.  
  11. " A bunch of useful C keywords
  12. syn keyword     cStatement      goto break return continue asm
  13. syn keyword     cLabel          case default
  14. syn keyword     cConditional    if else switch
  15. syn keyword     cRepeat         while for do
  16.  
  17. syn keyword     cTodo           contained TODO FIXME XXX
  18.  
  19. " cCommentGroup allows adding matches for special things in comments
  20. syn cluster     cCommentGroup   contains=cTodo
  21.  
  22. " String and Character constants
  23. " Highlight special characters (those which have a backslash) differently
  24. syn match       cSpecial        display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
  25. if !exists("c_no_utf")
  26.   syn match     cSpecial        display contained "\\\(u\x\{4}\|U\x\{8}\)"
  27. endif
  28. if exists("c_no_cformat")
  29.   syn region    cString         start=+L\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,@Spell
  30.   " cCppString: same as cString, but ends at end of line
  31.   syn region    cCppString      start=+L\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,@Spell
  32. else
  33.   if !exists("c_no_c99") " ISO C99
  34.     syn match   cFormat         display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlLjzt]\|ll\|hh\)\=\([aAbdiuoxXDOUfFeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
  35.   else
  36.     syn match   cFormat         display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlL]\|ll\)\=\([bdiuoxXDOUfeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
  37.   endif
  38.   syn match     cFormat         display "%%" contained
  39.   syn region    cString         start=+L\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell
  40.   " cCppString: same as cString, but ends at end of line
  41.   syn region    cCppString      start=+L\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell
  42. endif
  43.  
  44. syn match       cCharacter      "L\='[^\\]'"
  45. syn match       cCharacter      "L'[^']*'" contains=cSpecial
  46. if exists("c_gnu")
  47.   syn match     cSpecialError   "L\='\\[^'\"?\\abefnrtv]'"
  48.   syn match     cSpecialCharacter "L\='\\['\"?\\abefnrtv]'"
  49. else
  50.   syn match     cSpecialError   "L\='\\[^'\"?\\abfnrtv]'"
  51.   syn match     cSpecialCharacter "L\='\\['\"?\\abfnrtv]'"
  52. endif
  53. syn match       cSpecialCharacter display "L\='\\\o\{1,3}'"
  54. syn match       cSpecialCharacter display "'\\x\x\{1,2}'"
  55. syn match       cSpecialCharacter display "L'\\x\x\+'"
  56.  
  57. "when wanted, highlight trailing white space
  58. if exists("c_space_errors")
  59.   if !exists("c_no_trail_space_error")
  60.     syn match   cSpaceError     display excludenl "\s\+$"
  61.   endif
  62.   if !exists("c_no_tab_space_error")
  63.     syn match   cSpaceError     display " \+\t"me=e-1
  64.   endif
  65. endif
  66.  
  67. " This should be before cErrInParen to avoid problems with #define ({ xxx })
  68. if exists("c_curly_error")
  69.   syntax match cCurlyError "}"
  70.   syntax region cBlock          start="{" end="}" contains=ALLBUT,cCurlyError,@cParenGroup,cErrInParen,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell fold
  71. else
  72.   syntax region cBlock          start="{" end="}" transparent fold
  73. endif
  74.  
  75. "catch errors caused by wrong parenthesis and brackets
  76. " also accept <% for {, %> for }, <: for [ and :> for ] (C99)
  77. " But avoid matching <::.
  78. syn cluster     cParenGroup     contains=cParenError,cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom
  79. if exists("c_no_curly_error")
  80.   syn region    cParen          transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cCppString,@Spell
  81.   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
  82.   syn region    cCppParen       transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell
  83.   syn match     cParenError     display ")"
  84.   syn match     cErrInParen     display contained "^[{}]\|^<%\|^%>"
  85. elseif exists("c_no_bracket_error")
  86.   syn region    cParen          transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cCppString,@Spell
  87.   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
  88.   syn region    cCppParen       transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell
  89.   syn match     cParenError     display ")"
  90.   syn match     cErrInParen     display contained "[{}]\|<%\|%>"
  91. else
  92.   syn region    cParen          transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell
  93.   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
  94.   syn region    cCppParen       transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cErrInBracket,cParen,cBracket,cString,@Spell
  95.   syn match     cParenError     display "[\])]"
  96.   syn match     cErrInParen     display contained "[\]{}]\|<%\|%>"
  97.   syn region    cBracket        transparent start='\[\|<::\@!' end=']\|:>' contains=ALLBUT,@cParenGroup,cErrInParen,cCppParen,cCppBracket,cCppString,@Spell
  98.   " cCppBracket: same as cParen but ends at end-of-line; used in cDefine
  99.   syn region    cCppBracket     transparent start='\[\|<::\@!' skip='\\$' excludenl end=']\|:>' end='$' contained contains=ALLBUT,@cParenGroup,cErrInParen,cParen,cBracket,cString,@Spell
  100.   syn match     cErrInBracket   display contained "[);{}]\|<%\|%>"
  101. endif
  102.  
  103. "integer number, or floating point number without a dot and with "f".
  104. syn case ignore
  105. syn match       cNumbers        display transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctalError,cOctal
  106. " Same, but without octal error (for comments)
  107. syn match       cNumbersCom     display contained transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctal
  108. syn match       cNumber         display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>"
  109. "hex number
  110. syn match       cNumber         display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
  111. " Flag the first zero of an octal number as something special
  112. syn match       cOctal          display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=cOctalZero
  113. syn match       cOctalZero      display contained "\<0"
  114. syn match       cFloat          display contained "\d\+f"
  115. "floating point number, with dot, optional exponent
  116. syn match       cFloat          display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
  117. "floating point number, starting with a dot, optional exponent
  118. syn match       cFloat          display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
  119. "floating point number, without dot, with exponent
  120. syn match       cFloat          display contained "\d\+e[-+]\=\d\+[fl]\=\>"
  121. if !exists("c_no_c99")
  122.   "hexadecimal floating point number, optional leading digits, with dot, with exponent
  123.   syn match     cFloat          display contained "0x\x*\.\x\+p[-+]\=\d\+[fl]\=\>"
  124.   "hexadecimal floating point number, with leading digits, optional dot, with exponent
  125.   syn match     cFloat          display contained "0x\x\+\.\=p[-+]\=\d\+[fl]\=\>"
  126. endif
  127.  
  128. " flag an octal number with wrong digits
  129. syn match       cOctalError     display contained "0\o*[89]\d*"
  130. syn case match
  131.  
  132. if exists("c_comment_strings")
  133.   " A comment can contain cString, cCharacter and cNumber.
  134.   " But a "*/" inside a cString in a cComment DOES end the comment!  So we
  135.   " need to use a special type of cString: cCommentString, which also ends on
  136.   " "*/", and sees a "*" at the start of the line as comment again.
  137.   " Unfortunately this doesn't very well work for // type of comments :-(
  138.   syntax match  cCommentSkip    contained "^\s*\*\($\|\s\+\)"
  139.   syntax region cCommentString  contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=cSpecial,cCommentSkip
  140.   syntax region cComment2String contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=cSpecial
  141.   syntax region  cCommentL      start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cComment2String,cCharacter,cNumbersCom,cSpaceError,@Spell
  142.   if exists("c_no_comment_fold")
  143.     " Use "extend" here to have preprocessor lines not terminate halfway a
  144.     " comment.
  145.     syntax region cComment      matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cCommentString,cCharacter,cNumbersCom,cSpaceError,@Spell extend
  146.   else
  147.     syntax region cComment      matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cCommentString,cCharacter,cNumbersCom,cSpaceError,@Spell fold extend
  148.   endif
  149. else
  150.   syn region    cCommentL       start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cSpaceError,@Spell
  151.   if exists("c_no_comment_fold")
  152.     syn region  cComment        matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cSpaceError,@Spell extend
  153.   else
  154.     syn region  cComment        matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cSpaceError,@Spell fold extend
  155.   endif
  156. endif
  157. " keep a // comment separately, it terminates a preproc. conditional
  158. syntax match    cCommentError   display "\*/"
  159. syntax match    cCommentStartError display "/\*"me=e-1 contained
  160.  
  161. syn keyword     cOperator       sizeof
  162. if exists("c_gnu")
  163.   syn keyword   cStatement      __asm__
  164.   syn keyword   cOperator       typeof __real__ __imag__
  165. endif
  166. syn keyword     cType           int long short char void
  167. syn keyword     cType           signed unsigned float double
  168. if !exists("c_no_ansi") || exists("c_ansi_typedefs")
  169.   syn keyword   cType           size_t ssize_t off_t wchar_t ptrdiff_t sig_atomic_t fpos_t
  170.   syn keyword   cType           clock_t time_t va_list jmp_buf FILE DIR div_t ldiv_t
  171.   syn keyword   cType           mbstate_t wctrans_t wint_t wctype_t
  172. endif
  173. if !exists("c_no_c99") " ISO C99
  174.   syn keyword   cType           bool complex
  175.   syn keyword   cType           int8_t int16_t int32_t int64_t
  176.   syn keyword   cType           uint8_t uint16_t uint32_t uint64_t
  177.   syn keyword   cType           int_least8_t int_least16_t int_least32_t int_least64_t
  178.   syn keyword   cType           uint_least8_t uint_least16_t uint_least32_t uint_least64_t
  179.   syn keyword   cType           int_fast8_t int_fast16_t int_fast32_t int_fast64_t
  180.   syn keyword   cType           uint_fast8_t uint_fast16_t uint_fast32_t uint_fast64_t
  181.   syn keyword   cType           intptr_t uintptr_t
  182.   syn keyword   cType           intmax_t uintmax_t
  183. endif
  184. if exists("c_gnu")
  185.   syn keyword   cType           __label__ __complex__ __volatile__
  186. endif
  187.  
  188. syn keyword     cStructure      struct union enum typedef
  189. syn keyword     cStorageClass   static register auto volatile extern const
  190. if exists("c_gnu")
  191.   syn keyword   cStorageClass   inline __attribute__
  192. endif
  193. if !exists("c_no_c99")
  194.   syn keyword   cStorageClass   inline restrict
  195. endif
  196.  
  197. if !exists("c_no_ansi") || exists("c_ansi_constants") || exists("c_gnu")
  198.   if exists("c_gnu")
  199.     syn keyword cConstant __GNUC__ __FUNCTION__ __PRETTY_FUNCTION__ __func__
  200.   endif
  201.   syn keyword cConstant __LINE__ __FILE__ __DATE__ __TIME__ __STDC__
  202.   syn keyword cConstant __STDC_VERSION__
  203.   syn keyword cConstant CHAR_BIT MB_LEN_MAX MB_CUR_MAX
  204.   syn keyword cConstant UCHAR_MAX UINT_MAX ULONG_MAX USHRT_MAX
  205.   syn keyword cConstant CHAR_MIN INT_MIN LONG_MIN SHRT_MIN
  206.   syn keyword cConstant CHAR_MAX INT_MAX LONG_MAX SHRT_MAX
  207.   syn keyword cConstant SCHAR_MIN SINT_MIN SLONG_MIN SSHRT_MIN
  208.   syn keyword cConstant SCHAR_MAX SINT_MAX SLONG_MAX SSHRT_MAX
  209.   if !exists("c_no_c99")
  210.     syn keyword cConstant __func__
  211.     syn keyword cConstant LLONG_MIN LLONG_MAX ULLONG_MAX
  212.     syn keyword cConstant INT8_MIN INT16_MIN INT32_MIN INT64_MIN
  213.     syn keyword cConstant INT8_MAX INT16_MAX INT32_MAX INT64_MAX
  214.     syn keyword cConstant UINT8_MAX UINT16_MAX UINT32_MAX UINT64_MAX
  215.     syn keyword cConstant INT_LEAST8_MIN INT_LEAST16_MIN INT_LEAST32_MIN INT_LEAST64_MIN
  216.     syn keyword cConstant INT_LEAST8_MAX INT_LEAST16_MAX INT_LEAST32_MAX INT_LEAST64_MAX
  217.     syn keyword cConstant UINT_LEAST8_MAX UINT_LEAST16_MAX UINT_LEAST32_MAX UINT_LEAST64_MAX
  218.     syn keyword cConstant INT_FAST8_MIN INT_FAST16_MIN INT_FAST32_MIN INT_FAST64_MIN
  219.     syn keyword cConstant INT_FAST8_MAX INT_FAST16_MAX INT_FAST32_MAX INT_FAST64_MAX
  220.     syn keyword cConstant UINT_FAST8_MAX UINT_FAST16_MAX UINT_FAST32_MAX UINT_FAST64_MAX
  221.     syn keyword cConstant INTPTR_MIN INTPTR_MAX UINTPTR_MAX
  222.     syn keyword cConstant INTMAX_MIN INTMAX_MAX UINTMAX_MAX
  223.     syn keyword cConstant PTRDIFF_MIN PTRDIFF_MAX SIG_ATOMIC_MIN SIG_ATOMIC_MAX
  224.     syn keyword cConstant SIZE_MAX WCHAR_MIN WCHAR_MAX WINT_MIN WINT_MAX
  225.   endif
  226.   syn keyword cConstant FLT_RADIX FLT_ROUNDS
  227.   syn keyword cConstant FLT_DIG FLT_MANT_DIG FLT_EPSILON
  228.   syn keyword cConstant DBL_DIG DBL_MANT_DIG DBL_EPSILON
  229.   syn keyword cConstant LDBL_DIG LDBL_MANT_DIG LDBL_EPSILON
  230.   syn keyword cConstant FLT_MIN FLT_MAX FLT_MIN_EXP FLT_MAX_EXP
  231.   syn keyword cConstant FLT_MIN_10_EXP FLT_MAX_10_EXP
  232.   syn keyword cConstant DBL_MIN DBL_MAX DBL_MIN_EXP DBL_MAX_EXP
  233.   syn keyword cConstant DBL_MIN_10_EXP DBL_MAX_10_EXP
  234.   syn keyword cConstant LDBL_MIN LDBL_MAX LDBL_MIN_EXP LDBL_MAX_EXP
  235.   syn keyword cConstant LDBL_MIN_10_EXP LDBL_MAX_10_EXP
  236.   syn keyword cConstant HUGE_VAL CLOCKS_PER_SEC NULL
  237.   syn keyword cConstant LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY
  238.   syn keyword cConstant LC_NUMERIC LC_TIME
  239.   syn keyword cConstant SIG_DFL SIG_ERR SIG_IGN
  240.   syn keyword cConstant SIGABRT SIGFPE SIGILL SIGHUP SIGINT SIGSEGV SIGTERM
  241.   " Add POSIX signals as well...
  242.   syn keyword cConstant SIGABRT SIGALRM SIGCHLD SIGCONT SIGFPE SIGHUP
  243.   syn keyword cConstant SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV
  244.   syn keyword cConstant SIGSTOP SIGTERM SIGTRAP SIGTSTP SIGTTIN SIGTTOU
  245.   syn keyword cConstant SIGUSR1 SIGUSR2
  246.   syn keyword cConstant _IOFBF _IOLBF _IONBF BUFSIZ EOF WEOF
  247.   syn keyword cConstant FOPEN_MAX FILENAME_MAX L_tmpnam
  248.   syn keyword cConstant SEEK_CUR SEEK_END SEEK_SET
  249.   syn keyword cConstant TMP_MAX stderr stdin stdout
  250.   syn keyword cConstant EXIT_FAILURE EXIT_SUCCESS RAND_MAX
  251.   " Add POSIX errors as well
  252.   syn keyword cConstant E2BIG EACCES EAGAIN EBADF EBADMSG EBUSY
  253.   syn keyword cConstant ECANCELED ECHILD EDEADLK EDOM EEXIST EFAULT
  254.   syn keyword cConstant EFBIG EILSEQ EINPROGRESS EINTR EINVAL EIO EISDIR
  255.   syn keyword cConstant EMFILE EMLINK EMSGSIZE ENAMETOOLONG ENFILE ENODEV
  256.   syn keyword cConstant ENOENT ENOEXEC ENOLCK ENOMEM ENOSPC ENOSYS
  257.   syn keyword cConstant ENOTDIR ENOTEMPTY ENOTSUP ENOTTY ENXIO EPERM
  258.   syn keyword cConstant EPIPE ERANGE EROFS ESPIPE ESRCH ETIMEDOUT EXDEV
  259.   " math.h
  260.   syn keyword cConstant M_E M_LOG2E M_LOG10E M_LN2 M_LN10 M_PI M_PI_2 M_PI_4
  261.   syn keyword cConstant M_1_PI M_2_PI M_2_SQRTPI M_SQRT2 M_SQRT1_2
  262. endif
  263. if !exists("c_no_c99") " ISO C99
  264.   syn keyword cConstant true false
  265. endif
  266.  
  267. " Accept %: for # (C99)
  268. syn region      cPreCondit      start="^\s*\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" end="//"me=s-1 contains=cComment,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError
  269. syn match       cPreCondit      display "^\s*\(%:\|#\)\s*\(else\|endif\)\>"
  270. if !exists("c_no_if0")
  271.   if !exists("c_no_if0_fold")
  272.     syn region  cCppOut         start="^\s*\(%:\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=cCppOut2 fold
  273.   else
  274.     syn region  cCppOut         start="^\s*\(%:\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=cCppOut2
  275.   endif
  276.   syn region    cCppOut2        contained start="0" end="^\s*\(%:\|#\)\s*\(endif\>\|else\>\|elif\>\)" contains=cSpaceError,cCppSkip
  277.   syn region    cCppSkip        contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppSkip
  278. endif
  279. syn region      cIncluded       display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
  280. syn match       cIncluded       display contained "<[^>]*>"
  281. syn match       cInclude        display "^\s*\(%:\|#\)\s*include\>\s*["<]" contains=cIncluded
  282. "syn match cLineSkip    "\\$"
  283. syn cluster     cPreProcGroup   contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInParen,cErrInBracket,cUserLabel,cSpecial,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cString,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cParen,cBracket,cMulti
  284. syn region      cDefine         start="^\s*\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" end="//"me=s-1 keepend contains=ALLBUT,@cPreProcGroup,@Spell
  285. syn region      cPreProc        start="^\s*\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
  286.  
  287. " Highlight User Labels
  288. syn cluster     cMultiGroup     contains=cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cCppParen,cCppBracket,cCppString
  289. syn region      cMulti          transparent start='?' skip='::' end=':' contains=ALLBUT,@cMultiGroup,@Spell
  290. " Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
  291. syn cluster     cLabelGroup     contains=cUserLabel
  292. syn match       cUserCont       display "^\s*\I\i*\s*:$" contains=@cLabelGroup
  293. syn match       cUserCont       display ";\s*\I\i*\s*:$" contains=@cLabelGroup
  294. syn match       cUserCont       display "^\s*\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup
  295. syn match       cUserCont       display ";\s*\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup
  296.  
  297. syn match       cUserLabel      display "\I\i*" contained
  298.  
  299. " Avoid recognizing most bitfields as labels
  300. syn match       cBitField       display "^\s*\I\i*\s*:\s*[1-9]"me=e-1 contains=cType
  301. syn match       cBitField       display ";\s*\I\i*\s*:\s*[1-9]"me=e-1 contains=cType
  302.  
  303. " Highlight Class and Function names
  304. syn match    cCustomParen    "(" contains=cParen,cCppParen
  305. syn match    cCustomFunc     "\w\+\s*(" contains=cCustomParen
  306. syn match    cCustomScope    "::"
  307. syn match    cCustomClass    "\w\+\s*::" contains=cCustomScope
  308.  
  309. hi def link cCustomFunc  Function
  310. hi def link cCustomClass Function
  311.  
  312. if exists("c_minlines")
  313.   let b:c_minlines = c_minlines
  314. else
  315.   if !exists("c_no_if0")
  316.     let b:c_minlines = 50       " #if 0 constructs can be long
  317.   else
  318.     let b:c_minlines = 15       " mostly for () constructs
  319.   endif
  320. endif
  321. if exists("c_curly_error")
  322.   syn sync fromstart
  323. else
  324.   exec "syn sync ccomment cComment minlines=" . b:c_minlines
  325. endif
  326.  
  327. " Define the default highlighting.
  328. " Only used when an item doesn't have highlighting yet
  329. hi def link cFormat             cSpecial
  330. hi def link cCppString          cString
  331. hi def link cCommentL           cComment
  332. hi def link cCommentStart       cComment
  333. hi def link cLabel              Label
  334. hi def link cUserLabel          Label
  335. hi def link cConditional        Conditional
  336. hi def link cRepeat             Repeat
  337. hi def link cCharacter          Character
  338. hi def link cSpecialCharacter   cSpecial
  339. hi def link cNumber             Number
  340. hi def link cOctal              Number
  341. hi def link cOctalZero          PreProc  " link this to Error if you want
  342. hi def link cFloat              Float
  343. hi def link cOctalError         cError
  344. hi def link cParenError         cError
  345. hi def link cErrInParen         cError
  346. hi def link cErrInBracket       cError
  347. hi def link cCommentError       cError
  348. hi def link cCommentStartError  cError
  349. hi def link cSpaceError         cError
  350. hi def link cSpecialError       cError
  351. hi def link cCurlyError         cError
  352. hi def link cOperator           Operator
  353. hi def link cStructure          Structure
  354. hi def link cStorageClass       StorageClass
  355. hi def link cInclude            Include
  356. hi def link cPreProc            PreProc
  357. hi def link cDefine             Macro
  358. hi def link cIncluded           cString
  359. hi def link cError              Error
  360. hi def link cStatement          Statement
  361. hi def link cPreCondit          PreCondit
  362. hi def link cType               Type
  363. hi def link cConstant           Constant
  364. hi def link cCommentString      cString
  365. hi def link cComment2String     cString
  366. hi def link cCommentSkip        cComment
  367. hi def link cString             String
  368. hi def link cComment            Comment
  369. hi def link cSpecial            SpecialChar
  370. hi def link cTodo               Todo
  371. hi def link cCppSkip            cCppOut
  372. hi def link cCppOut2            cCppOut
  373. hi def link cCppOut             Comment
  374.  
  375. let b:current_syntax = "c"
  376.  
  377. " vim: ts=8
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