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3d9e803aed
Labels may contain digits (after the first character). And the colon after "default" should not be colored. Inspired-by: Hussam al-Homsi <sawuare@gmail.com>
48 lines
2.0 KiB
Plaintext
48 lines
2.0 KiB
Plaintext
## Syntax highlighting for C and C++ files.
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syntax c "\.([ch](pp|xx)?|C|cc|c\+\+|cu|H|hh|ii?)$"
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header "-\*-.*\<C(\+\+)?((;|\s).*)?-\*-"
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magic "^(C|C\+\+) (source|program)"
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comment "//"
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# Constants.
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color brightred "\<[A-Z_][0-9A-Z_]*\>"
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# Labels.
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color brightmagenta "^\s*[A-Z_a-z][0-9A-Z_a-z]*:\s*$"
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color normal ":\s*$"
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# Types and related keywords.
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color green "\<(auto|bool|char|const|double|enum|extern|float|inline|int|long|restrict|short|signed|sizeof|static|struct|typedef|union|unsigned|void)\>"
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color green "\<([[:lower:]][[:lower:]_]*|(u_?)?int(8|16|32|64))_t\>"
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color green "\<(_(Alignas|Alignof|Atomic|Bool|Complex|Generic|Imaginary|Noreturn|Static_assert|Thread_local))\>"
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color green "\<(class|explicit|friend|mutable|namespace|override|private|protected|public|register|template|this|typename|using|virtual|volatile)\>"
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# Flow control.
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color brightyellow "\<(if|else|for|while|do|switch|case|default)\>"
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color brightyellow "\<(try|throw|catch|operator|new|delete)\>"
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color magenta "\<(break|continue|goto|return)\>"
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# Single-quoted stuff (characters, backslash escapes, hex and octal byte codes).
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color brightmagenta "'([^'\]|\\(["'\abfnrtv]|x[0-9A-Fa-f]{1,2}|[0-3]?[0-7]{1,2}))'"
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# GCC builtins.
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color cyan "__attribute__[[:space:]]*\(\([^)]*\)\)" "__(aligned|asm|builtin|hidden|inline|packed|restrict|section|typeof|weak)__"
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# Strings. (In general you will want your strings and comments to come last,
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# because highlighting rules are applied in the order they are read in.)
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color brightyellow ""([^"]|\\")*"" "#[[:space:]]*include[[:space:]]+<[^[:blank:]=]*>"
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# Preprocessor directives.
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color brightcyan start="^[[:space:]]*#[[:space:]]*(if(n?def)?|elif|warning|error|pragma)\>" end="(\`|[^\\])$"
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color brightcyan "^[[:space:]]*#[[:space:]]*((define|else|endif|include(_next)?|line|undef)\>|$)"
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# Comments.
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color brightblue "//.*"
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color brightblue start="/\*" end="\*/"
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# Reminders.
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color brightwhite,yellow "\<(FIXME|TODO|XXX)\>"
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# Trailing whitespace.
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color ,green "[[:space:]]+$"
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