diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-05 10:29:38 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-05 10:29:38 +0000 |
| commit | bff997e02b5b5f96d742be84c6e15f85aa728d29 (patch) | |
| tree | 9345ddb7f926663b3a0335de757fc67febf7059d /configure.in | |
| parent | 5f77f2345c03009d4172cea386ee52b0379f9fcf (diff) | |
defines.h: RUBY_SYMBOL_EXPORT_{BEGIN,END}
* include/ruby/defines.h (RUBY_SYMBOL_EXPORT_{BEGIN,END}): visibility
control macros.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40122 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 1e9048dbf8..ed29b423f1 100644 --- a/configure.in +++ b/configure.in @@ -769,6 +769,8 @@ if test "$GCC" = yes; then AC_SUBST(WERRORFLAG, "-Werror") if test "$visibility_option" = yes; then RUBY_APPEND_OPTION(XCFLAGS, -fvisibility=hidden) + AC_DEFINE(RUBY_SYMBOL_EXPORT_BEGIN, [_Pragma("GCC visibility push(default)")]) + AC_DEFINE(RUBY_SYMBOL_EXPORT_END, [_Pragma("GCC visibility pop")]) else RUBY_TRY_LDFLAGS([-Wl,-unexported_symbol,_Init_*], [visibility_option=ld], [visibility_option=no]) fi |