diff options
Diffstat (limited to 'ext/extmk.rb')
-rw-r--r-- | ext/extmk.rb | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/ext/extmk.rb b/ext/extmk.rb index 06a9fd50fc..0485568d6b 100644 --- a/ext/extmk.rb +++ b/ext/extmk.rb @@ -10,6 +10,7 @@ $extinit = nil $extobjs = nil $ignore = nil $message = nil +$use_no_undef = nil $progname = $0 alias $PROGRAM_NAME $0 @@ -33,6 +34,12 @@ $topdir = File.expand_path(".") $top_srcdir = srcdir $hdrdir = $top_srcdir +if not $use_no_undef and /linux/ =~ RUBY_PLATFORM and + $configure_args['--enable-shared'] and + CONFIG["GNU_LD"] == "yes" + $use_no_undef = 0 <= (`ld -v`.scan(/\d+/).map{|x| x.to_i} <=> [2, 11]) +end + def sysquote(x) @quote ||= /human|os2|macos/ =~ (CROSS_COMPILING || RUBY_PLATFORM) @quote ? x.quote : x @@ -53,7 +60,7 @@ def extmake(target) init_mkmf - if /linux/ =~ RUBY_PLATFORM and $configure_args['--enable-shared'] and CONFIG["GNU_LD"] == "yes" + if $use_no_undef $DLDFLAGS << " -Wl,--no-undefined" end |