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syntax: c: change the highlighting of preprocessor directives

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Some of these directives are now colored in their entirety, while for
a few others it's still just the keyword itself that is colored.

Signed-off-by: Liu Hao <lh_mouse@126.com>
Signed-off-by: Benno Schulenberg <bensberg@telfort.nl>
This commit is contained in:
Liu Hao 2017-12-07 17:13:25 +08:00 committed by Benno Schulenberg
parent c3f97bc9b7
commit c9605e7308
1 changed files with 5 additions and 2 deletions
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syntax/c.nanorc
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@ -15,7 +15,6 @@ color green "\<(class|namespace|template|public|protected|private|typename|this|
color brightyellow "\<(for|if|while|do|else|case|default|switch)\>"
color brightyellow "\<(try|throw|catch|operator|new|delete)\>"
color magenta "\<(goto|continue|break|return)\>"
color brightcyan "^[[:space:]]*#[[:space:]]*(define|include(_next)?|(un|ifn?)def|endif|el(if|se)|if|warning|error|pragma)"
color brightmagenta "'([^'\]|(\\["'abfnrtv\\]))'" "'\\(([0-3]?[0-7]{1,2}))'" "'\\x[0-9A-Fa-f]{1,2}'"
# GCC builtins.
@ -23,11 +22,15 @@ color cyan "__attribute__[[:space:]]*\(\([^)]*\)\)" "__(aligned|asm|builtin|hidd
# 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 ""([^"]|\\")*"" "<[^[:blank:]=]*>"
color brightyellow ""([^"]|\\")*"" "#[[:space:]]*include[[:space:]]+<[^[:blank:]=]*>"
# Multiline strings. This regex is VERY resource intensive,
# and sometimes colours things that shouldn't be coloured.
###color brightyellow start=""(\\.|[^"])*\\[[:space:]]*$" end="^(\\.|[^"])*""
# Preprocessor directives.
color brightcyan start="^[[:space:]]*#[[:space:]]*(if(n?def)?|elif|warning|error|pragma)\>" end="(\`|[^\\])$"
color brightcyan "^[[:space:]]*#[[:space:]]*(define|else|endif|include(_next)?|undef)\>"
# Comments.
color brightblue "//.*"
color brightblue start="/\*" end="\*/"