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-rw-r--r--config/plugins.m421
1 files changed, 21 insertions, 0 deletions
diff --git a/config/plugins.m4 b/config/plugins.m4
new file mode 100644
index 0000000..513c690
--- /dev/null
+++ b/config/plugins.m4
@@ -0,0 +1,21 @@
+AC_DEFUN([AC_PLUGINS],
+[
+ maybe_plugins=no
+ AC_CHECK_HEADERS([dlfcn.h], [maybe_plugins=yes], [], [AC_INCLUDES_DEFAULT])
+ AC_CHECK_HEADERS([windows.h], [maybe_plugins=yes], [], [AC_INCLUDES_DEFAULT])
+
+ AC_ARG_ENABLE([plugins],
+ AS_HELP_STRING([--enable-plugins], [Enable support for plugins]),
+ [case "${enableval}" in
+ no) plugins=no ;;
+ *) plugins=yes
+ if test "$maybe_plugins" != "yes" ; then
+ AC_MSG_ERROR([Building with plugin support requires a host that supports dlopen.])
+ fi ;;
+ esac],
+ [plugins=$maybe_plugins]
+ )
+ if test "$plugins" = "yes"; then
+ AC_SEARCH_LIBS([dlopen], [dl])
+ fi
+])