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authorBoris Kolpackov <boris@codesynthesis.com>2017-11-26 13:00:48 +0000
committerJonathan Yong <jyong@gcc.gnu.org>2017-11-26 13:00:48 +0000
commit8c7dbea9f193ae21d193453d7a9eb6d2089618d6 (patch)
treec02088e446e880dcebb2359db9e0c6d8c5681dd2 /config
parent44dfb822801cb19dd842c5eaa2bbfa3b64b375f7 (diff)
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Plugin support on Windows/MinGW
config/ChangeLog: 2017-11-14 Boris Kolpackov <boris@codesynthesis.com> * gcc-plugin.m4: Add support for MinGW. gcc/ChangeLog: 2017-11-14 Boris Kolpackov <boris@codesynthesis.com> * plugin.c (add_new_plugin): Use platform-specific library extensions. (try_init_one_plugin): Alternative implementation for MinGW. * Makefile.in (plugin_implib): New. (gengtype-lex.c): Fix broken AIX workaround. * configure: Regenerate. * doc/plugins.texi: Document support for MinGW. gcc/c/ChangeLog: 2017-11-14 Boris Kolpackov <boris@codesynthesis.com> * Make-lang.in (c.install-plugin): Install backend import library. gcc/cp/ChangeLog: 2017-11-14 Boris Kolpackov <boris@codesynthesis.com> * Make-lang.in (c++.install-plugin): Install backend import library. libcc1/ChangeLog: 2017-11-14 Boris Kolpackov <boris@codesynthesis.com> * configure: Regenerate. From-SVN: r255154
Diffstat (limited to 'config')
-rw-r--r--config/ChangeLog4
-rw-r--r--config/gcc-plugin.m415
2 files changed, 18 insertions, 1 deletions
diff --git a/config/ChangeLog b/config/ChangeLog
index 2bb5244..a44722e 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
+
+ * gcc-plugin.m4: Add support for MinGW.
+
2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
* cet.m4: New file.
diff --git a/config/gcc-plugin.m4 b/config/gcc-plugin.m4
index dd06a58..38b2ae6 100644
--- a/config/gcc-plugin.m4
+++ b/config/gcc-plugin.m4
@@ -19,8 +19,21 @@ AC_DEFUN([GCC_ENABLE_PLUGINS],
enable_plugin=yes; default_plugin=yes)
pluginlibs=
+ plugin_check=yes
case "${host}" in
+ *-*-mingw*)
+ # Since plugin support under MinGW is not as straightforward as on
+ # other platforms (e.g., we have to link import library, etc), we
+ # only enable it if explicitly requested.
+ if test x"$default_plugin" = x"yes"; then
+ enable_plugin=no
+ elif test x"$enable_plugin" = x"yes"; then
+ # Use make's target variable to derive import library name.
+ pluginlibs='-Wl,--export-all-symbols -Wl,--out-implib=[$]@.a'
+ plugin_check=no
+ fi
+ ;;
*-*-darwin*)
if test x$build = x$host; then
export_sym_check="nm${exeext} -g"
@@ -41,7 +54,7 @@ AC_DEFUN([GCC_ENABLE_PLUGINS],
;;
esac
- if test x"$enable_plugin" = x"yes"; then
+ if test x"$enable_plugin" = x"yes" -a x"$plugin_check" = x"yes"; then
AC_MSG_CHECKING([for exported symbols])
if test "x$export_sym_check" != x; then