tweaks: add some comments to the C syntax, and sort some keywords

Also, fold three regexes into one, eliding some redundant parentheses.
master
Benno Schulenberg 2020-09-06 11:10:51 +02:00
parent e1cf93640c
commit c771167b6a
1 changed files with 12 additions and 7 deletions

View File

@ -10,20 +10,25 @@ color brightred "\<[A-Z_][0-9A-Z_]*\>"
# Labels.
color brightmagenta "^[[:space:]]*[A-Z_a-z]+:[[:space:]]*$"
color green "\<(float|double|bool|char|int|short|long|sizeof|enum|void|auto|static|const|restrict|struct|union|typedef|extern|(un)?signed|inline)\>"
# 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|namespace|template|public|protected|private|typename|this|friend|virtual|override|using|mutable|volatile|register|explicit)\>"
color brightyellow "\<(for|if|while|do|else|case|default|switch)\>"
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 "\<(goto|continue|break|return)\>"
color brightmagenta "'([^'\]|(\\["'abfnrtv\\]))'" "'\\(([0-3]?[0-7]{1,2}))'" "'\\x[0-9A-Fa-f]{1,2}'"
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.
# 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.