Merge neptunus.(none):/home/msvensson/mysql/mysql-4.1-maint

into  neptunus.(none):/home/msvensson/mysql/mysql-5.0-maint

.bzrignore

@@ -403,8 +403,10 @@ heap/hp_test2
 help
 help.c
 help.h
+include/check_abi
 include/my_config.h
 include/my_global.h
+include/mysql_h.ic
 include/mysql_version.h
 include/mysqld_ername.h
 include/mysqld_error.h
@@ -704,6 +706,7 @@ mysql-test/r/bdb-deadlock.err
 mysql-test/r/bdb.err
 mysql-test/r/bdb.log
 mysql-test/r/bdb_cache.err
+mysql-test/r/blackhole.log
 mysql-test/r/client_test.err
 mysql-test/r/csv.err
 mysql-test/r/ctype_ucs.err

configure.in

@@ -449,6 +449,10 @@ AC_SUBST(DOXYGEN)
 AC_SUBST(PDFLATEX)
 AC_SUBST(MAKEINDEX)
 
+# icheck, used for ABI check
+AC_PATH_PROG(ICHECK, icheck, no)
+AC_SUBST(ICHECK)
+
 # Lock for PS
 AC_PATH_PROG(PS, ps, ps)
 AC_MSG_CHECKING("how to check if pid exists")

include/Makefile.am

@@ -15,7 +15,7 @@
 # Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 # MA 02111-1307, USA
 
-BUILT_SOURCES =		mysql_version.h m_ctype.h my_config.h
+BUILT_SOURCES =		mysql_version.h m_ctype.h my_config.h mysql_h.ic
 pkginclude_HEADERS =	my_dbug.h m_string.h my_sys.h my_list.h my_xml.h \
 			mysql.h mysql_com.h mysql_embed.h \
 		  	my_semaphore.h my_pthread.h my_no_pthread.h raid.h \
@@ -34,7 +34,7 @@ noinst_HEADERS =	config-win.h config-os2.h config-netware.h \
 			my_user.h my_libwrap.h
 
 # mysql_version.h are generated
-CLEANFILES =            mysql_version.h my_config.h readline openssl
+CLEANFILES =            mysql_version.h my_config.h readline openssl mysql_h.ic
 
 # Some include files that may be moved and patched by configure
 DISTCLEANFILES =	sched.h $(CLEANFILES)
@@ -52,5 +52,27 @@ my_config.h: ../config.h
 dist-hook:
 	$(RM) -f $(distdir)/mysql_version.h $(distdir)/my_config.h
 
+#
+# Rules for checking that ABI has not changed
+#
+
+# Create a icheck file for mysql.h
+mysql_h.ic: mysql.h
+	@set -x; \
+	if [ @ICHECK@ != no ] ; then \
+	  @ICHECK@ --canonify -o $@ mysql.h; \
+	fi;
+
+# Compare the icheck file to the reference
+check_abi: mysql_h.ic
+	@set -x; \
+	if [ @ICHECK@ != no ] ; then \
+	  @ICHECK@ --compare mysql_h.ic mysql_h_abi.ic; \
+	fi; \
+	touch check_abi;
+
+all: check_abi
+
+
 # Don't update the files from bitkeeper
 %::SCCS/s.%

include/mysql.h

@@ -14,6 +14,17 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 
+/*
+  This file defines the client API to MySQL and also the ABI of the
+  dynamically linked libmysqlclient.
+
+  The ABI should never be changed in a released product of MySQL
+  thus you need to take great care when changing the file. In case
+  the file is changed so the ABI is broken, you must also
+  update the SHAREDLIB_MAJOR_VERSION in configure.in .
+
+*/
+
 #ifndef _mysql_h
 #define _mysql_h
 

mysql-test/mysql-test-run.pl

@@ -2624,6 +2624,7 @@ sub install_db ($$) {
   mtr_add_arg($args, "--skip-innodb");
   mtr_add_arg($args, "--skip-ndbcluster");
   mtr_add_arg($args, "--tmpdir=.");
+  mtr_add_arg($args, "--core-file");
 
   if ( $opt_debug )
   {