# Syntax rules for the C (and partially C++) programming languages. # # Rewritten and extended with defines by Morthimer McMare # # # Tab size: 4. # Feel free to improve the highlighting file. # # Date: # Initial 2024.04.24; # Updated 2024.06.26 (first public release. Classic Midnight Commander C-syntax theme set by default, added keywords from the C23 standard). # # For the default (blue) background. # The colors almost match the original "c.syntax" file, slightly extending it: define _punctuation yellow define _punct_operator brightcyan define _punct_semicolon brightmagenta define _punct_bracket brightcyan define _punct_sqbracket brightcyan define _punct_field yellow define _punct_comma brightcyan define _punct_ternary brightcyan define _punct_bitwise brightmagenta define _label cyan define _preproc brightred define _preproc_str red define _preproc_nl_esc red define _preproc_indent brightmagenta define _keyword yellow define _datatype yellow define _datatype_void yellow define _datatype_mod yellow define _datatype_scope yellow define _const lightgray define _num_integer lightgray define _num_hex lightgray define _num_oct lightgray define _num_float lightgray define _string green define _string_specsymb brightgreen define _string_escchar brightgreen define _char brightgreen define _comment brown define _comment_word black brown define _comment_exmark black yellow define _comment_qnmark black brown # I think this highlighting is easier for the eyes for the black background themes. Can be also used with the blue background: #define _punctuation yellow #define _punct_operator brightmagenta #define _punct_semicolon brightmagenta #define _punct_bracket yellow #define _punct_sqbracket brown #define _punct_field yellow #define _punct_comma yellow #define _punct_ternary white #define _punct_bitwise yellow #define _label brightcyan #define _preproc lightgray #define _preproc_str white #define _preproc_nl_esc white #define _preproc_indent lightgray #define _keyword brightcyan #define _datatype brightcyan #define _datatype_void brightcyan #define _datatype_mod brightcyan #define _datatype_scope brightblue #define _const lightgray #define _num_integer red #define _num_hex red #define _num_oct red #define _num_float magenta #define _string brightgreen #define _string_specsymb brightcyan #define _string_escchar brightcyan #define _char brightgreen #define _comment gray #define _comment_word black gray #define _comment_exmark black yellow #define _comment_qnmark black brown context default keyword whole asm _keyword keyword whole break _keyword keyword whole case _keyword keyword whole const _keyword keyword whole continue _keyword keyword whole do _keyword keyword whole else _keyword keyword whole enum _keyword keyword whole for _keyword keyword whole goto _keyword keyword whole if _keyword keyword whole inline _keyword keyword whole restrict _keyword keyword whole return _keyword keyword whole sizeof _keyword keyword whole struct _keyword keyword whole switch _keyword keyword whole typedef _keyword keyword whole union _keyword keyword whole volatile _keyword keyword whole while _keyword # C11/C23 extensions: keyword whole alignas _keyword keyword whole alignof _keyword keyword whole constexpr _keyword keyword whole typeof _keyword keyword whole typeof_unqual _keyword keyword whole static_assert _keyword keyword whole thread_local _keyword keyword whole _Alignas _keyword keyword whole _Alignof _keyword keyword whole _Atomic _keyword keyword whole _Bool _keyword keyword whole _Complex _keyword keyword whole _Decimal32 _keyword keyword whole _Decimal64 _keyword keyword whole _Decimal128 _keyword keyword whole _Generic _keyword keyword whole _Imaginary _keyword keyword whole _Noreturn _keyword keyword whole _Static_assert _keyword keyword whole _Thread_local _keyword keyword whole auto _datatype_scope keyword whole extern _datatype_scope keyword whole register _datatype_scope keyword whole static _datatype_scope keyword whole void _datatype_void keyword whole int _datatype keyword whole char _datatype keyword whole float _datatype keyword whole double _datatype keyword whole wchar_t _datatype keyword whole short _datatype_mod keyword whole long _datatype_mod keyword whole signed _datatype_mod keyword whole unsigned _datatype_mod keyword whole wchar_t _datatype keyword whole ... _keyword keyword NULL _const # Since C23: keyword true _const keyword false _const keyword nullptr _const keyword linestart \{\s\t\}\[\s\t\]#*\n _preproc_indent keyword whole linestart \[\s\t\]\{ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz\}\[0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz\]: _label keyword whole \[\s\t\]default _keyword # Comments: keyword /\* _comment keyword \*/ _comment keyword // _comment # Characters: keyword '\\\{"abtnvfr\}' _char keyword '\\\{0123\}\{01234567\}\{01234567\}' _char keyword '\\'' _char keyword '\\\\' _char keyword '\\0' _char keyword '\{\s!"#$%&()\*\+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[]^_`abcdefghijklmnopqrstuvwxyz{|}~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ\}' _char # Punctuation characters, sorted by ASCII code: keyword ! _punctuation keyword % _punctuation keyword && _punctuation # Note: the '&' symbol uses both in the reference/address and in the bitwise operation. keyword & _punct_bitwise keyword ( _punct_bracket keyword ) _punct_bracket keyword \* _punctuation keyword \+ _punctuation keyword , _punct_comma keyword . _punct_field keyword -> _punct_field keyword - _punctuation keyword / _punctuation keyword : _punct_ternary keyword ; _punct_semicolon keyword < _punctuation keyword = _punctuation keyword > _punctuation keyword ? _punct_ternary keyword [ _punct_sqbracket keyword ] _punct_sqbracket keyword ^ _punct_bitwise keyword { _punct_operator keyword || _punctuation keyword | _punct_bitwise keyword } _punct_operator keyword ~ _punct_bitwise # Numbers: wholechars abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_. keyword whole 0x\{0123456789abcdefABCDEF_\}\[0123456789abcdefABCDEF_\] _num_hex keyword whole 0\{01234567_\}\[01234567_\] _num_oct keyword whole 0 _num_integer keyword whole 0\{lu\} _num_integer keyword whole \{123456789_\}\[0123456789_\] _num_integer keyword whole \{123456789_\}\[0123456789_\]\{lu\} _num_integer # Float-point values: keyword whole \[0123456789_\]\.\{0123456789_\}\[0123456789_\] _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\[0123456789_\] _num_float keyword whole \{0123456789_\}\[0123456789_\]\{eE\}\{0123456789_\}\[0123456789_\] _num_float keyword whole \{0123456789_\}\[0123456789_\]\{eE\}\{\-\+\}\{0123456789_\}\[0123456789_\] _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\{0123456789_\}\[0123456789_\]\{eE\}\{0123456789_\}\[0123456789_\] _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\{0123456789_\}\[0123456789_\]\{eE\}\{\-\+\}\{0123456789_\}\[0123456789_\] _num_float # Explicit float (not double): keyword whole \[0123456789_\]\.\{0123456789_\}\[0123456789_\]f _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\[0123456789_\]f _num_float keyword whole \{0123456789_\}\[0123456789_\]\{eE\}\{0123456789_\}\[0123456789_\]f _num_float keyword whole \{0123456789_\}\[0123456789_\]\{eE\}\{\-\+\}\{0123456789_\}\[0123456789_\]f _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\{0123456789_\}\[0123456789_\]\{eE\}\{0123456789_\}\[0123456789_\]f _num_float keyword whole \{0123456789_\}\[0123456789_\]\.\{0123456789_\}\[0123456789_\]\{eE\}\{\-\+\}\{0123456789_\}\[0123456789_\]f _num_float context exclusive /\* \*/ _comment keyword whole BUG _comment_word keyword whole FixMe _comment_word keyword whole FIXME _comment_word keyword whole Note _comment_word keyword whole NOTE _comment_word keyword whole ToDo _comment_word keyword whole TODO _comment_word keyword !!\[!\] _comment_exmark keyword ??\[?\] _comment_qnmark spellcheck context exclusive // \n _comment keyword whole BUG: _comment_word keyword whole FixMe: _comment_word keyword whole FIXME: _comment_word keyword whole Note: _comment_word keyword whole NOTE: _comment_word keyword whole ToDo: _comment_word keyword whole TODO: _comment_word keyword !!\[!\] _comment_exmark keyword ??\[?\] _comment_qnmark spellcheck context linestart # \n _preproc keyword \\\n _preproc_nl_esc keyword /\**\*/ _comment keyword //*\n _comment keyword "+" _preproc_str keyword <+> _preproc_str context " " _string spellcheck keyword \\" _string_escchar keyword %% _string_specsymb keyword %\[#0\s-\+,\]\[0123456789\*\]\[.\]\[0123456789\*\]\[L\]\{eEfgGoxX\} _string_specsymb keyword %\[0\s-\+,\]\[0123456789\*\]\[.\]\[0123456789\*\]\[hl\]\{diuxX\} _string_specsymb keyword %\[hl\]n _string_specsymb keyword %\[-\]\[0123456789\*\]\[.\]\[0123456789\*\]s _string_specsymb keyword %[*] _string_specsymb keyword %c _string_specsymb keyword %p _string_specsymb keyword \\\{0123\}\{01234567\}\{01234567\} _string_specsymb keyword \\\\ _string_escchar keyword \\' _string_escchar keyword \\\{abtnvfr\} _string_escchar