| " Vim syntax file |
| " Language: C |
| " Maintainer: Bram Moolenaar <Bram@vim.org> |
| " Last Change: 2015 Mar 05 |
| |
| " Quit when a (custom) syntax file was already loaded |
| if exists("b:current_syntax") |
| finish |
| endif |
| |
| let s:cpo_save = &cpo |
| set cpo&vim |
| |
| let s:ft = matchstr(&ft, '^\([^.]\)\+') |
| |
| " A bunch of useful C keywords |
| syn keyword cStatement goto break return continue asm |
| syn keyword cLabel case default |
| syn keyword cConditional if else switch |
| syn keyword cRepeat while for do |
| |
| syn keyword cTodo contained TODO FIXME XXX |
| |
| " It's easy to accidentally add a space after a backslash that was intended |
| " for line continuation. Some compilers allow it, which makes it |
| " unpredictable and should be avoided. |
| syn match cBadContinuation contained "\\\s\+$" |
| |
| " cCommentGroup allows adding matches for special things in comments |
| syn cluster cCommentGroup contains=cTodo,cBadContinuation |
| |
| " String and Character constants |
| " Highlight special characters (those which have a backslash) differently |
| syn match cSpecial display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)" |
| if !exists("c_no_utf") |
| syn match cSpecial display contained "\\\(u\x\{4}\|U\x\{8}\)" |
| endif |
| |
| if !exists("c_no_cformat") |
| " Highlight % items in strings. |
| if !exists("c_no_c99") " ISO C99 |
| syn match cFormat display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlLjzt]\|ll\|hh\)\=\([aAbdiuoxXDOUfFeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained |
| else |
| syn match cFormat display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlL]\|ll\)\=\([bdiuoxXDOUfeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained |
| endif |
| syn match cFormat display "%%" contained |
| endif |
| |
| " cCppString: same as cString, but ends at end of line |
| if s:ft ==# "cpp" && !exists("cpp_no_cpp11") && !exists("c_no_cformat") |
| " ISO C++11 |
| syn region cString start=+\(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend |
| syn region cCppString start=+\(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell |
| elseif s:ft ==# "c" && !exists("c_no_c11") && !exists("c_no_cformat") |
| " ISO C99 |
| syn region cString start=+\%(L\|U\|u8\)\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend |
| syn region cCppString start=+\%(L\|U\|u8\)\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell |
| else |
| " older C or C++ |
| syn match cFormat display "%%" contained |
| syn region cString start=+L\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend |
| syn region cCppString start=+L\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell |
| endif |
| |
| syn region cCppSkip contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppSkip |
| |
| syn cluster cStringGroup contains=cCppString,cCppSkip |
| |
| syn match cCharacter "L\='[^\\]'" |
| syn match cCharacter "L'[^']*'" contains=cSpecial |
| if exists("c_gnu") |
| syn match cSpecialError "L\='\\[^'\"?\\abefnrtv]'" |
| syn match cSpecialCharacter "L\='\\['\"?\\abefnrtv]'" |
| else |
| syn match cSpecialError "L\='\\[^'\"?\\abfnrtv]'" |
| syn match cSpecialCharacter "L\='\\['\"?\\abfnrtv]'" |
| endif |
| syn match cSpecialCharacter display "L\='\\\o\{1,3}'" |
| syn match cSpecialCharacter display "'\\x\x\{1,2}'" |
| syn match cSpecialCharacter display "L'\\x\x\+'" |
| |
| if (s:ft ==# "c" && !exists("c_no_c11")) || (s:ft ==# "cpp" && !exists("cpp_no_cpp11")) |
| " ISO C11 or ISO C++ 11 |
| if exists("c_no_cformat") |
| syn region cString start=+\%(U\|u8\=\)"+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,@Spell extend |
| else |
| syn region cString start=+\%(U\|u8\=\)"+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend |
| endif |
| syn match cCharacter "[Uu]'[^\\]'" |
| syn match cCharacter "[Uu]'[^']*'" contains=cSpecial |
| if exists("c_gnu") |
| syn match cSpecialError "[Uu]'\\[^'\"?\\abefnrtv]'" |
| syn match cSpecialCharacter "[Uu]'\\['\"?\\abefnrtv]'" |
| else |
| syn match cSpecialError "[Uu]'\\[^'\"?\\abfnrtv]'" |
| syn match cSpecialCharacter "[Uu]'\\['\"?\\abfnrtv]'" |
| endif |
| syn match cSpecialCharacter display "[Uu]'\\\o\{1,3}'" |
| syn match cSpecialCharacter display "[Uu]'\\x\x\+'" |
| endif |
| |
| "when wanted, highlight trailing white space |
| if exists("c_space_errors") |
| if !exists("c_no_trail_space_error") |
| syn match cSpaceError display excludenl "\s\+$" |
| endif |
| if !exists("c_no_tab_space_error") |
| syn match cSpaceError display " \+\t"me=e-1 |
| endif |
| endif |
| |
| " This should be before cErrInParen to avoid problems with #define ({ xxx }) |
| if exists("c_curly_error") |
| syn match cCurlyError "}" |
| syn region cBlock start="{" end="}" contains=ALLBUT,cBadBlock,cCurlyError,@cParenGroup,cErrInParen,cCppParen,cErrInBracket,cCppBracket,@cStringGroup,@Spell fold |
| else |
| syn region cBlock start="{" end="}" transparent fold |
| endif |
| |
| " Catch errors caused by wrong parenthesis and brackets. |
| " Also accept <% for {, %> for }, <: for [ and :> for ] (C99) |
| " But avoid matching <::. |
| syn cluster cParenGroup contains=cParenError,cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserLabel,cBitField,cOctalZero,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom |
| if exists("c_no_curly_error") |
| if s:ft ==# 'cpp' && !exists("cpp_no_cpp11") |
| syn region cParen transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell |
| syn match cParenError display ")" |
| syn match cErrInParen display contained "^^<%\|^%>" |
| else |
| syn region cParen transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell |
| syn match cParenError display ")" |
| syn match cErrInParen display contained "^[{}]\|^<%\|^%>" |
| endif |
| elseif exists("c_no_bracket_error") |
| if s:ft ==# 'cpp' && !exists("cpp_no_cpp11") |
| syn region cParen transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell |
| syn match cParenError display ")" |
| syn match cErrInParen display contained "<%\|%>" |
| else |
| syn region cParen transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell |
| syn match cParenError display ")" |
| syn match cErrInParen display contained "[{}]\|<%\|%>" |
| endif |
| else |
| if s:ft ==# 'cpp' && !exists("cpp_no_cpp11") |
| syn region cParen transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cErrInBracket,cCppBracket,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cErrInBracket,cParen,cBracket,cString,@Spell |
| syn match cParenError display "[\])]" |
| syn match cErrInParen display contained "<%\|%>" |
| syn region cBracket transparent start='\[\|<::\@!' end=']\|:>' contains=ALLBUT,@cParenGroup,cErrInParen,cCppParen,cCppBracket,@cStringGroup,@Spell |
| else |
| syn region cParen transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,cErrInBracket,cCppBracket,@cStringGroup,@Spell |
| " cCppParen: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cErrInBracket,cParen,cBracket,cString,@Spell |
| syn match cParenError display "[\])]" |
| syn match cErrInParen display contained "[\]{}]\|<%\|%>" |
| syn region cBracket transparent start='\[\|<::\@!' end=']\|:>' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cErrInParen,cCppParen,cCppBracket,@cStringGroup,@Spell |
| endif |
| " cCppBracket: same as cParen but ends at end-of-line; used in cDefine |
| syn region cCppBracket transparent start='\[\|<::\@!' skip='\\$' excludenl end=']\|:>' end='$' contained contains=ALLBUT,@cParenGroup,cErrInParen,cParen,cBracket,cString,@Spell |
| syn match cErrInBracket display contained "[);{}]\|<%\|%>" |
| endif |
| |
| if s:ft ==# 'c' || exists("cpp_no_cpp11") |
| syn region cBadBlock keepend start="{" end="}" contained containedin=cParen,cBracket,cBadBlock transparent fold |
| endif |
| |
| "integer number, or floating point number without a dot and with "f". |
| syn case ignore |
| syn match cNumbers display transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctalError,cOctal |
| " Same, but without octal error (for comments) |
| syn match cNumbersCom display contained transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctal |
| syn match cNumber display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>" |
| "hex number |
| syn match cNumber display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>" |
| " Flag the first zero of an octal number as something special |
| syn match cOctal display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=cOctalZero |
| syn match cOctalZero display contained "\<0" |
| syn match cFloat display contained "\d\+f" |
| "floating point number, with dot, optional exponent |
| syn match cFloat display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\=" |
| "floating point number, starting with a dot, optional exponent |
| syn match cFloat display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>" |
| "floating point number, without dot, with exponent |
| syn match cFloat display contained "\d\+e[-+]\=\d\+[fl]\=\>" |
| if !exists("c_no_c99") |
| "hexadecimal floating point number, optional leading digits, with dot, with exponent |
| syn match cFloat display contained "0x\x*\.\x\+p[-+]\=\d\+[fl]\=\>" |
| "hexadecimal floating point number, with leading digits, optional dot, with exponent |
| syn match cFloat display contained "0x\x\+\.\=p[-+]\=\d\+[fl]\=\>" |
| endif |
| |
| " flag an octal number with wrong digits |
| syn match cOctalError display contained "0\o*[89]\d*" |
| syn case match |
| |
| if exists("c_comment_strings") |
| " A comment can contain cString, cCharacter and cNumber. |
| " But a "*/" inside a cString in a cComment DOES end the comment! So we |
| " need to use a special type of cString: cCommentString, which also ends on |
| " "*/", and sees a "*" at the start of the line as comment again. |
| " Unfortunately this doesn't very well work for // type of comments :-( |
| syn match cCommentSkip contained "^\s*\*\($\|\s\+\)" |
| syn region cCommentString contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=cSpecial,cCommentSkip |
| syn region cComment2String contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=cSpecial |
| syn region cCommentL start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cComment2String,cCharacter,cNumbersCom,cSpaceError,@Spell |
| if exists("c_no_comment_fold") |
| " Use "extend" here to have preprocessor lines not terminate halfway a |
| " comment. |
| syn region cComment matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cCommentString,cCharacter,cNumbersCom,cSpaceError,@Spell extend |
| else |
| syn region cComment matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cCommentString,cCharacter,cNumbersCom,cSpaceError,@Spell fold extend |
| endif |
| else |
| syn region cCommentL start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cSpaceError,@Spell |
| if exists("c_no_comment_fold") |
| syn region cComment matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cSpaceError,@Spell extend |
| else |
| syn region cComment matchgroup=cCommentStart start="/\*" end="\*/" contains=@cCommentGroup,cCommentStartError,cSpaceError,@Spell fold extend |
| endif |
| endif |
| " keep a // comment separately, it terminates a preproc. conditional |
| syn match cCommentError display "\*/" |
| syn match cCommentStartError display "/\*"me=e-1 contained |
| |
| syn keyword cOperator sizeof |
| if exists("c_gnu") |
| syn keyword cStatement __asm__ |
| syn keyword cOperator typeof __real__ __imag__ |
| endif |
| syn keyword cType int long short char void |
| syn keyword cType signed unsigned float double |
| if !exists("c_no_ansi") || exists("c_ansi_typedefs") |
| syn keyword cType size_t ssize_t off_t wchar_t ptrdiff_t sig_atomic_t fpos_t |
| syn keyword cType clock_t time_t va_list jmp_buf FILE DIR div_t ldiv_t |
| syn keyword cType mbstate_t wctrans_t wint_t wctype_t |
| endif |
| if !exists("c_no_c99") " ISO C99 |
| syn keyword cType _Bool bool _Complex complex _Imaginary imaginary |
| syn keyword cType int8_t int16_t int32_t int64_t |
| syn keyword cType uint8_t uint16_t uint32_t uint64_t |
| syn keyword cType int_least8_t int_least16_t int_least32_t int_least64_t |
| syn keyword cType uint_least8_t uint_least16_t uint_least32_t uint_least64_t |
| syn keyword cType int_fast8_t int_fast16_t int_fast32_t int_fast64_t |
| syn keyword cType uint_fast8_t uint_fast16_t uint_fast32_t uint_fast64_t |
| syn keyword cType intptr_t uintptr_t |
| syn keyword cType intmax_t uintmax_t |
| endif |
| if exists("c_gnu") |
| syn keyword cType __label__ __complex__ __volatile__ |
| endif |
| |
| syn keyword cStructure struct union enum typedef |
| syn keyword cStorageClass static register auto volatile extern const |
| if exists("c_gnu") |
| syn keyword cStorageClass inline __attribute__ |
| endif |
| if !exists("c_no_c99") |
| syn keyword cStorageClass inline restrict |
| endif |
| if !exists("c_no_c11") |
| syn keyword cStorageClass _Alignas alignas |
| syn keyword cOperator _Alignof alignof |
| syn keyword cStorageClass _Atomic |
| syn keyword cOperator _Generic |
| syn keyword cStorageClass _Noreturn noreturn |
| syn keyword cOperator _Static_assert static_assert |
| syn keyword cStorageClass _Thread_local thread_local |
| syn keyword cType char16_t char32_t |
| endif |
| |
| if !exists("c_no_ansi") || exists("c_ansi_constants") || exists("c_gnu") |
| if exists("c_gnu") |
| syn keyword cConstant __GNUC__ __FUNCTION__ __PRETTY_FUNCTION__ __func__ |
| endif |
| syn keyword cConstant __LINE__ __FILE__ __DATE__ __TIME__ __STDC__ |
| syn keyword cConstant __STDC_VERSION__ |
| syn keyword cConstant CHAR_BIT MB_LEN_MAX MB_CUR_MAX |
| syn keyword cConstant UCHAR_MAX UINT_MAX ULONG_MAX USHRT_MAX |
| syn keyword cConstant CHAR_MIN INT_MIN LONG_MIN SHRT_MIN |
| syn keyword cConstant CHAR_MAX INT_MAX LONG_MAX SHRT_MAX |
| syn keyword cConstant SCHAR_MIN SINT_MIN SLONG_MIN SSHRT_MIN |
| syn keyword cConstant SCHAR_MAX SINT_MAX SLONG_MAX SSHRT_MAX |
| if !exists("c_no_c99") |
| syn keyword cConstant __func__ |
| syn keyword cConstant LLONG_MIN LLONG_MAX ULLONG_MAX |
| syn keyword cConstant INT8_MIN INT16_MIN INT32_MIN INT64_MIN |
| syn keyword cConstant INT8_MAX INT16_MAX INT32_MAX INT64_MAX |
| syn keyword cConstant UINT8_MAX UINT16_MAX UINT32_MAX UINT64_MAX |
| syn keyword cConstant INT_LEAST8_MIN INT_LEAST16_MIN INT_LEAST32_MIN INT_LEAST64_MIN |
| syn keyword cConstant INT_LEAST8_MAX INT_LEAST16_MAX INT_LEAST32_MAX INT_LEAST64_MAX |
| syn keyword cConstant UINT_LEAST8_MAX UINT_LEAST16_MAX UINT_LEAST32_MAX UINT_LEAST64_MAX |
| syn keyword cConstant INT_FAST8_MIN INT_FAST16_MIN INT_FAST32_MIN INT_FAST64_MIN |
| syn keyword cConstant INT_FAST8_MAX INT_FAST16_MAX INT_FAST32_MAX INT_FAST64_MAX |
| syn keyword cConstant UINT_FAST8_MAX UINT_FAST16_MAX UINT_FAST32_MAX UINT_FAST64_MAX |
| syn keyword cConstant INTPTR_MIN INTPTR_MAX UINTPTR_MAX |
| syn keyword cConstant INTMAX_MIN INTMAX_MAX UINTMAX_MAX |
| syn keyword cConstant PTRDIFF_MIN PTRDIFF_MAX SIG_ATOMIC_MIN SIG_ATOMIC_MAX |
| syn keyword cConstant SIZE_MAX WCHAR_MIN WCHAR_MAX WINT_MIN WINT_MAX |
| endif |
| syn keyword cConstant FLT_RADIX FLT_ROUNDS |
| syn keyword cConstant FLT_DIG FLT_MANT_DIG FLT_EPSILON |
| syn keyword cConstant DBL_DIG DBL_MANT_DIG DBL_EPSILON |
| syn keyword cConstant LDBL_DIG LDBL_MANT_DIG LDBL_EPSILON |
| syn keyword cConstant FLT_MIN FLT_MAX FLT_MIN_EXP FLT_MAX_EXP |
| syn keyword cConstant FLT_MIN_10_EXP FLT_MAX_10_EXP |
| syn keyword cConstant DBL_MIN DBL_MAX DBL_MIN_EXP DBL_MAX_EXP |
| syn keyword cConstant DBL_MIN_10_EXP DBL_MAX_10_EXP |
| syn keyword cConstant LDBL_MIN LDBL_MAX LDBL_MIN_EXP LDBL_MAX_EXP |
| syn keyword cConstant LDBL_MIN_10_EXP LDBL_MAX_10_EXP |
| syn keyword cConstant HUGE_VAL CLOCKS_PER_SEC NULL |
| syn keyword cConstant LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY |
| syn keyword cConstant LC_NUMERIC LC_TIME |
| syn keyword cConstant SIG_DFL SIG_ERR SIG_IGN |
| syn keyword cConstant SIGABRT SIGFPE SIGILL SIGHUP SIGINT SIGSEGV SIGTERM |
| " Add POSIX signals as well... |
| syn keyword cConstant SIGABRT SIGALRM SIGCHLD SIGCONT SIGFPE SIGHUP |
| syn keyword cConstant SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV |
| syn keyword cConstant SIGSTOP SIGTERM SIGTRAP SIGTSTP SIGTTIN SIGTTOU |
| syn keyword cConstant SIGUSR1 SIGUSR2 |
| syn keyword cConstant _IOFBF _IOLBF _IONBF BUFSIZ EOF WEOF |
| syn keyword cConstant FOPEN_MAX FILENAME_MAX L_tmpnam |
| syn keyword cConstant SEEK_CUR SEEK_END SEEK_SET |
| syn keyword cConstant TMP_MAX stderr stdin stdout |
| syn keyword cConstant EXIT_FAILURE EXIT_SUCCESS RAND_MAX |
| " POSIX 2001 |
| syn keyword cConstant SIGBUS SIGPOLL SIGPROF SIGSYS SIGURG |
| syn keyword cConstant SIGVTALRM SIGXCPU SIGXFSZ |
| " non-POSIX signals |
| syn keyword cConstant SIGWINCH SIGINFO |
| " Add POSIX errors as well |
| syn keyword cConstant E2BIG EACCES EAGAIN EBADF EBADMSG EBUSY |
| syn keyword cConstant ECANCELED ECHILD EDEADLK EDOM EEXIST EFAULT |
| syn keyword cConstant EFBIG EILSEQ EINPROGRESS EINTR EINVAL EIO EISDIR |
| syn keyword cConstant EMFILE EMLINK EMSGSIZE ENAMETOOLONG ENFILE ENODEV |
| syn keyword cConstant ENOENT ENOEXEC ENOLCK ENOMEM ENOSPC ENOSYS |
| syn keyword cConstant ENOTDIR ENOTEMPTY ENOTSUP ENOTTY ENXIO EPERM |
| syn keyword cConstant EPIPE ERANGE EROFS ESPIPE ESRCH ETIMEDOUT EXDEV |
| " math.h |
| syn keyword cConstant M_E M_LOG2E M_LOG10E M_LN2 M_LN10 M_PI M_PI_2 M_PI_4 |
| syn keyword cConstant M_1_PI M_2_PI M_2_SQRTPI M_SQRT2 M_SQRT1_2 |
| endif |
| if !exists("c_no_c99") " ISO C99 |
| syn keyword cConstant true false |
| endif |
| |
| " Accept %: for # (C99) |
| syn region cPreCondit start="^\s*\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" keepend contains=cComment,cCommentL,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError |
| syn match cPreConditMatch display "^\s*\(%:\|#\)\s*\(else\|endif\)\>" |
| if !exists("c_no_if0") |
| syn cluster cCppOutInGroup contains=cCppInIf,cCppInElse,cCppInElse2,cCppOutIf,cCppOutIf2,cCppOutElse,cCppInSkip,cCppOutSkip |
| syn region cCppOutWrapper start="^\s*\(%:\|#\)\s*if\s\+0\+\s*\($\|//\|/\*\|&\)" end=".\@=\|$" contains=cCppOutIf,cCppOutElse,@NoSpell fold |
| syn region cCppOutIf contained start="0\+" matchgroup=cCppOutWrapper end="^\s*\(%:\|#\)\s*endif\>" contains=cCppOutIf2,cCppOutElse |
| if !exists("c_no_if0_fold") |
| syn region cCppOutIf2 contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell fold |
| else |
| syn region cCppOutIf2 contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell |
| endif |
| syn region cCppOutElse contained matchgroup=cCppOutWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit |
| syn region cCppInWrapper start="^\s*\(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\($\|//\|/\*\||\)" end=".\@=\|$" contains=cCppInIf,cCppInElse fold |
| syn region cCppInIf contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\(%:\|#\)\s*endif\>" contains=TOP,cPreCondit |
| if !exists("c_no_if0_fold") |
| syn region cCppInElse contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold |
| else |
| syn region cCppInElse contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 |
| endif |
| syn region cCppInElse2 contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)\([^/]\|/[^/*]\)*" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell |
| syn region cCppOutSkip contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip |
| syn region cCppInSkip contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(if\s\+\(\d\+\s*\($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc |
| endif |
| syn region cIncluded display contained start=+"+ skip=+\\\\\|\\"+ end=+"+ |
| syn match cIncluded display contained "<[^>]*>" |
| syn match cInclude display "^\s*\(%:\|#\)\s*include\>\s*["<]" contains=cIncluded |
| "syn match cLineSkip "\\$" |
| syn cluster cPreProcGroup contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInParen,cErrInBracket,cUserLabel,cSpecial,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cString,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cParen,cBracket,cMulti,cBadBlock |
| syn region cDefine start="^\s*\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell |
| syn region cPreProc start="^\s*\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell |
| |
| " Highlight User Labels |
| syn cluster cMultiGroup contains=cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cCppParen,cCppBracket,cCppString |
| if s:ft ==# 'c' || exists("cpp_no_cpp11") |
| syn region cMulti transparent start='?' skip='::' end=':' contains=ALLBUT,@cMultiGroup,@Spell,@cStringGroup |
| endif |
| " Avoid matching foo::bar() in C++ by requiring that the next char is not ':' |
| syn cluster cLabelGroup contains=cUserLabel |
| syn match cUserCont display "^\s*\I\i*\s*:$" contains=@cLabelGroup |
| syn match cUserCont display ";\s*\I\i*\s*:$" contains=@cLabelGroup |
| if s:ft ==# 'cpp' |
| syn match cUserCont display "^\s*\%(class\|struct\|enum\)\@!\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup |
| syn match cUserCont display ";\s*\%(class\|struct\|enum\)\@!\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup |
| else |
| syn match cUserCont display "^\s*\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup |
| syn match cUserCont display ";\s*\I\i*\s*:[^:]"me=e-1 contains=@cLabelGroup |
| endif |
| |
| syn match cUserLabel display "\I\i*" contained |
| |
| " Avoid recognizing most bitfields as labels |
| syn match cBitField display "^\s*\I\i*\s*:\s*[1-9]"me=e-1 contains=cType |
| syn match cBitField display ";\s*\I\i*\s*:\s*[1-9]"me=e-1 contains=cType |
| |
| if exists("c_minlines") |
| let b:c_minlines = c_minlines |
| else |
| if !exists("c_no_if0") |
| let b:c_minlines = 50 " #if 0 constructs can be long |
| else |
| let b:c_minlines = 15 " mostly for () constructs |
| endif |
| endif |
| if exists("c_curly_error") |
| syn sync fromstart |
| else |
| exec "syn sync ccomment cComment minlines=" . b:c_minlines |
| endif |
| |
| " Define the default highlighting. |
| " Only used when an item doesn't have highlighting yet |
| hi def link cFormat cSpecial |
| hi def link cCppString cString |
| hi def link cCommentL cComment |
| hi def link cCommentStart cComment |
| hi def link cLabel Label |
| hi def link cUserLabel Label |
| hi def link cConditional Conditional |
| hi def link cRepeat Repeat |
| hi def link cCharacter Character |
| hi def link cSpecialCharacter cSpecial |
| hi def link cNumber Number |
| hi def link cOctal Number |
| hi def link cOctalZero PreProc " link this to Error if you want |
| hi def link cFloat Float |
| hi def link cOctalError cError |
| hi def link cParenError cError |
| hi def link cErrInParen cError |
| hi def link cErrInBracket cError |
| hi def link cCommentError cError |
| hi def link cCommentStartError cError |
| hi def link cSpaceError cError |
| hi def link cSpecialError cError |
| hi def link cCurlyError cError |
| hi def link cOperator Operator |
| hi def link cStructure Structure |
| hi def link cStorageClass StorageClass |
| hi def link cInclude Include |
| hi def link cPreProc PreProc |
| hi def link cDefine Macro |
| hi def link cIncluded cString |
| hi def link cError Error |
| hi def link cStatement Statement |
| hi def link cCppInWrapper cCppOutWrapper |
| hi def link cCppOutWrapper cPreCondit |
| hi def link cPreConditMatch cPreCondit |
| hi def link cPreCondit PreCondit |
| hi def link cType Type |
| hi def link cConstant Constant |
| hi def link cCommentString cString |
| hi def link cComment2String cString |
| hi def link cCommentSkip cComment |
| hi def link cString String |
| hi def link cComment Comment |
| hi def link cSpecial SpecialChar |
| hi def link cTodo Todo |
| hi def link cBadContinuation Error |
| hi def link cCppOutSkip cCppOutIf2 |
| hi def link cCppInElse2 cCppOutIf2 |
| hi def link cCppOutIf2 cCppOut |
| hi def link cCppOut Comment |
| |
| let b:current_syntax = "c" |
| |
| unlet s:ft |
| |
| let &cpo = s:cpo_save |
| unlet s:cpo_save |
| " vim: ts=8 |