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[ruby/fiddle] Add --enable-debug-build option to extconf.rb

Browse source 
https://github.com/ruby/fiddle/commit/e0498e60ea
This commit is contained in:
Sutou Kouhei 2021-01-03 06:17:56 +09:00 committed by Hiroshi SHIBATA
parent 791e8eec66
commit 4d1bb460f6
Notes: git 2021-05-18 12:49:04 +09:00 
Merged: https://github.com/ruby/ruby/pull/4506
1 changed files with 41 additions and 0 deletions
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41
ext/fiddle/extconf.rb
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@ -3,6 +3,47 @@ require 'mkmf'
# :stopdoc:
def gcc?
RbConfig::CONFIG["GCC"] == "yes"
end
def disable_optimization_build_flag(flags)
if gcc?
expanded_flags = RbConfig.expand(flags.dup)
optimization_option_pattern = /(^|\s)?-O\d(\s|$)?/
if optimization_option_pattern.match?(expanded_flags)
expanded_flags.gsub(optimization_option_pattern, '\\1-Og\\2')
else
flags + " -Og"
end
else
flags
end
end
def enable_debug_build_flag(flags)
if gcc?
expanded_flags = RbConfig.expand(flags.dup)
debug_option_pattern = /(^|\s)-g(?:gdb)?\d?(\s|$)/
if debug_option_pattern.match?(expanded_flags)
expanded_flags.gsub(debug_option_pattern, '\\1-ggdb3\\2')
else
flags + " -ggdb3"
end
else
flags
end
end
checking_for(checking_message("--enable-debug-build option")) do
enable_debug_build = enable_config("debug-build", false)
if enable_debug_build
$CFLAGS = disable_optimization_build_flag($CFLAGS)
$CFLAGS = enable_debug_build_flag($CFLAGS)
end
enable_debug_build
end
libffi_version = nil
have_libffi = false
bundle = enable_config('bundled-libffi')