mysqltest.c, mysql-test-run.sh:

  Not to conflict with Windows return code 2 for "not found", use 62 for "skip"
mysql-test-run.sh, suppress.purify:
  Use Purify suppress file

client/mysqltest.c

@@ -572,7 +572,7 @@ static void abort_not_supported_test()
     printf("skipped\n");
   free_used_memory();
   my_end(MY_CHECK_ERROR);
-  exit(2);
+  exit(62);
 }
 
 static void verbose_msg(const char* fmt, ...)

mysql-test/mysql-test-run.sh

@@ -569,10 +569,7 @@ if [ x$SOURCE_DIST = x1 ] ; then
  NDB_MGM="$BASEDIR/ndb/src/mgmclient/ndb_mgm"
 
  if [ -n "$USE_PURIFY" ] ; then
-   PSUP="$MYSQL_TEST_DIR/purify.suppress"
-   echo "suppress UMR rw_read_held; mi_open; ha_myisam::open64; handler::ha_open; openfrm" >  $PSUP
-   echo "suppress UMR my_end; main" >> $PSUP
-   echo "suppress UMR _doprnt; fprintf; my_end; main" >> $PSUP
+   PSUP="$MYSQL_TEST_DIR/suppress.purify"
    PURIFYOPTIONS="-windows=no -log-file=%v.purifylog -append-logfile -add-suppression-files=$PSUP"
    if [ -f "${MYSQL_TEST}-purify" ] ; then
      MYSQL_TEST="${MYSQL_TEST}-purify"
@@ -1660,11 +1657,11 @@ run_testcase ()
       $ECHO "$RES$RES_SPACE [ pass ]   $TIMER"
     else
       # why the following ``if'' ? That is why res==1 is special ?
-      if [ $res = 2 ]; then
+      if [ $res = 62 ]; then
         skip_inc
 	$ECHO "$RES$RES_SPACE [ skipped ]"
       else
-        if [ $res -gt 2 ]; then
+        if [ $res -ne 1 ]; then
           $ECHO "mysqltest returned unexpected code $res, it has probably crashed" >> $TIMEFILE
         fi
 	total_inc

mysql-test/suppress.purify

+suppress UMR rw_read_held; mi_open; ha_myisam::open64; handler::ha_open; openfrm
+suppress UMR my_end; main
+suppress UMR _doprnt; fprintf; my_end; main
+suppress umr rw_read_held; mi_open
+suppress umr _putmsg; putmsg; _tx_sndudata
+suppress umr rw_read_held; Query_cache::store_query(THD*,st_table_list*); mysql_execute_command(THD*)
+suppress sig ...; _select; select; handle_connections_sockets; main; _start
+suppress sig ...; read; vio_read; my_real_read(st_net*,unsigned long*); my_net_read; do_command(THD*)
+suppress sig ...; read; vio_read; my_real_read(st_net*,unsigned long*); my_net_read; net_safe_read
+suppress sig ...; write; vio_write; net_real_write; net_write_buff(st_net*,const char*,unsigned long); my_net_write