make pam plugin to build in 5.5.

fix pam.tets for 5.5

mysql-test/suite/plugins/r/pam.result

 install plugin pam soname 'auth_pam.so';
 create user test_pam identified via pam using 'mariadb_mtr';
+create user pam_test;
+grant proxy on pam_test to test_pam;
 #
 # athentication is successful, challenge/pin are ok
 # note that current_user() differts from user()
@@ -19,4 +21,5 @@ Enter: not very secret challenge
 Now, the magic number!
 PIN: ****
 drop user test_pam;
+drop user pam_test;
 uninstall plugin pam;

mysql-test/suite/plugins/t/pam.test

@@ -9,9 +9,10 @@ if (!$PAM_SETUP_FOR_MTR) {
   skip No pam setup for mtr;
 }
 
---replace_result .dll .so
 eval install plugin pam soname '$AUTH_PAM_SO';
 create user test_pam identified via pam using 'mariadb_mtr';
+create user pam_test;
+grant proxy on pam_test to test_pam;
 
 let $plugindir=`SELECT @@global.plugin_dir`;
 
@@ -42,5 +43,6 @@ EOF
 --remove_file $MYSQLTEST_VARDIR/tmp/pam_good.txt
 --remove_file $MYSQLTEST_VARDIR/tmp/pam_bad.txt
 drop user test_pam;
+drop user pam_test;
 uninstall plugin pam;
 

plugin/auth_pam/Makefile.am

-EXTRA_LTLIBRARIES      = auth_pam.la libauth_pam.la
-
-pkgplugindir=$(pkglibdir)/plugin
-AM_CPPFLAGS = -I$(top_srcdir)/include
-
-pkgplugin_LTLIBRARIES  = @plugin_auth_pam_shared_target@
-auth_pam_la_LDFLAGS    = -module -rpath $(pkgplugindir) -L$(top_builddir)/libservices -lmysqlservices -lpam
-auth_pam_la_CFLAGS     = -shared -DMYSQL_DYNAMIC_PLUGIN
-auth_pam_la_SOURCES    = auth_pam.c
-
-noinst_LTLIBRARIES     = @plugin_auth_pam_static_target@
-libauth_pam_la_LDFLAGS = -lpam
-libauth_pam_la_SOURCES = auth_pam.c
-
-EXTRA_DIST = plug.in
-

plugin/auth_pam/plug.in

-MYSQL_PLUGIN(auth_pam, [PAM Authentication Plugin], [PAM Authentication Plugin])
-MYSQL_PLUGIN_DYNAMIC(auth_pam, [auth_pam.la])
-
-AC_CHECK_HEADER([security/pam_appl.h],,[MYSQL_PLUGIN_WITHOUT(auth_pam)])

plugin/feedback/Makefile.am

-pkgplugindir =		$(pkglibdir)/plugin
-INCLUDES =              -I$(top_srcdir)/include -I$(top_builddir)/include \
-			-I$(top_srcdir)/regex -I$(top_srcdir)/sql
-
-EXTRA_LTLIBRARIES =	feedback.la libfeedback.la
-pkgplugin_LTLIBRARIES =	@plugin_feedback_shared_target@
-feedback_la_LDFLAGS =   -module -rpath $(pkgplugindir) -L$(top_builddir)/libservices -lmysqlservices
-feedback_la_CXXFLAGS =  -shared -DMYSQL_DYNAMIC_PLUGIN
-feedback_la_SOURCES =   feedback.cc utils.cc url_base.cc url_http.cc \
-			sender_thread.cc
-
-noinst_LTLIBRARIES =	@plugin_feedback_static_target@
-libfeedback_la_SOURCES=	feedback.cc utils.cc url_base.cc url_http.cc \
-			sender_thread.cc
-
-noinst_HEADERS = 	feedback.h
-EXTRA_DIST =		CMakeLists.txt plug.in
-

plugin/feedback/plug.in

-MYSQL_PLUGIN(feedback,[MariaDB User Feedback Plugin],
-        [MariaDB User Feedback Plugin])
-
-dnl Although it's not exactly obvious, top-level CMakeLists.txt parses plug.in
-dnl files, in particular looking for what the library name should be. It uses
-dnl regexp that matches MYSQL_PLUGIN_DYNAMIC or MYSQL_PLUGIN_STATIC, followed
-dnl by an open parenthesys, and the plugin name. Having engine name enclosed in
-dnl square brackets below causes this regexp to fail and as a result feedback
-dnl plugin will not be considered for dynamic builds on Windows.
-dnl Unfortunately, feedback cannot be built dynamically on Windows, because it
-dnl needs to access server internals that aren't designed for plugin use and
-dnl aren't marked with MYSQL_PLUGIN_IMPORT.
-MYSQL_PLUGIN_DYNAMIC([feedback], [feedback.la])
-ifelse(index(AC_PACKAGE_NAME, [MariaDB]), -1, [], [
-
-dnl MariaDB and MySQL define static plugins differently.
-dnl I only support MariaDB here, for now.
-MYSQL_PLUGIN_STATIC(feedback, [libfeedback.la])
-
-])
-
-dnl MariaDB before 5.5 needs this define:
-MYSQL_PLUGIN_DEFINE(feedback, [WITH_FEEDBACK_PLUGIN])
-
-MYSQL_PLUGIN_ACTIONS(feedback, [
-  AC_CHECK_HEADERS([netdb.h sys/utsname.h])
-])
-