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# frozen_string_literal: true
class Gem::Ext::CargoBuilder < Gem::Ext::Builder
# Converts Ruby link flags into something cargo understands
class LinkFlagConverter
FILTERED_PATTERNS = [
/compress-debug-sections/, # Not supported by all linkers, and not required for Rust
].freeze
def self.convert(arg)
return [] if FILTERED_PATTERNS.any? {|p| p.match?(arg) }
case arg.chomp
when /^-L\s*(.+)$/
["-L", "native=#{$1}"]
when /^--library=(\w+\S+)$/, /^-l\s*(\w+\S+)$/
["-l", $1]
when /^-l\s*([^:\s])+/ # -lfoo, but not -l:libfoo.a
["-l", $1]
when /^-F\s*(.*)$/
["-l", "framework=#{$1}"]
else
["-C", "link-args=#{arg}"]
end
end
end
end
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