## Syntax highlighting for C and C++ files. syntax c "\.([ch](pp|xx)?|C|cc|c\+\+|cu|H|hh|ii?)$" header "-\*-.*\<C(\+\+)?((;|\s).*)?-\*-" magic "^(C|C\+\+) (source|program)" comment "//" # Constants. color brightred "\<[A-Z_][0-9A-Z_]*\>" # Labels. color brightmagenta "^[[:space:]]*[A-Z_a-z]+:[[:space:]]*$" # Types and related keywords. color green "\<(auto|bool|char|const|double|enum|extern|float|inline|int|long|restrict|short|signed|sizeof|static|struct|typedef|union|unsigned|void)\>" color green "\<([[:lower:]][[:lower:]_]*|(u_?)?int(8|16|32|64))_t\>" color green "\<(_(Alignas|Alignof|Atomic|Bool|Complex|Generic|Imaginary|Noreturn|Static_assert|Thread_local))\>" color green "\<(class|explicit|friend|mutable|namespace|override|private|protected|public|register|template|this|typename|using|virtual|volatile)\>" # Flow control. color brightyellow "\<(if|else|for|while|do|switch|case|default)\>" color brightyellow "\<(try|throw|catch|operator|new|delete)\>" color magenta "\<(break|continue|goto|return)\>" # Single-quoted stuff (characters, backslash escapes, hex and octal byte codes). color brightmagenta "'([^'\]|\\(["'\abfnrtv]|x[0-9A-Fa-f]{1,2}|[0-3]?[0-7]{1,2}))'" # GCC builtins. color cyan "__attribute__[[:space:]]*\(\([^)]*\)\)" "__(aligned|asm|builtin|hidden|inline|packed|restrict|section|typeof|weak)__" # Strings. (In general you will want your strings and comments to come last, # because highlighting rules are applied in the order they are read in.) color brightyellow ""([^"]|\\")*"" "#[[:space:]]*include[[:space:]]+<[^[:blank:]=]*>" # Preprocessor directives. color brightcyan start="^[[:space:]]*#[[:space:]]*(if(n?def)?|elif|warning|error|pragma)\>" end="(\`|[^\\])$" color brightcyan "^[[:space:]]*#[[:space:]]*((define|else|endif|include(_next)?|line|undef)\>|$)" # Comments. color brightblue "//.*" color brightblue start="/\*" end="\*/" # Reminders. color brightwhite,yellow "\<(FIXME|TODO|XXX)\>" # Trailing whitespace. color ,green "[[:space:]]+$"