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diff -rc db-4.4.16.NC-orig/env/env_register.c db-4.4.16.NC/env/env_register.c
*** db-4.4.16.NC-orig/env/env_register.c 2005-10-07 22:21:27.000000000 +0200
--- db-4.4.16.NC/env/env_register.c 2005-12-08 17:16:44.000000000 +0100
***************
*** 217,226 ****
if (nr != PID_LEN)
goto corrupt;
! if (FLD_ISSET(
! dbenv->verbose, DB_VERB_REGISTER) && PID_ISEMPTY(buf)) {
__db_msg(dbenv, "%02u: EMPTY", lcnt);
! continue;
}
/*
--- 217,226 ----
if (nr != PID_LEN)
goto corrupt;
! if (PID_ISEMPTY(buf)) {
! if (FLD_ISSET(dbenv->verbose, DB_VERB_REGISTER))
__db_msg(dbenv, "%02u: EMPTY", lcnt);
! continue;
}
/*
diff -rc db-4.4.16.NC-orig/test/env012.tcl db-4.4.16.NC/test/env012.tcl
*** db-4.4.16.NC-orig/test/env012.tcl 2005-11-02 21:27:45.000000000 +0100
--- db-4.4.16.NC/test/env012.tcl 2005-12-08 17:21:19.000000000 +0100
***************
*** 168,173 ****
--- 168,219 ----
logcheckfails $testdir/env$tnum.log.p2 DB_RUNRECOVERY
logcheck $testdir/env$tnum.log.p3
+ # Regression test: check that recovery doesn't run if there is
+ # a "X " slot in the registry.
+ puts "\tEnv$tnum.f: Multiple processes can join with -register -recover."
+
+ # Make sure that we have at least 2 "X " slots in the registry.
+ puts "\t\tEnv$tnum.f1: Start process 1."
+ set p1 [exec $tclsh_path $test_path/wrap.tcl envscript.tcl \
+ $testdir/env$tnum.log.p1 \
+ $testdir $testfile PUT $key $data RECOVER 1 &]
+
+ puts "\t\tEnv$tnum.f2: Start process 2."
+ set p2 [exec $tclsh_path $test_path/wrap.tcl envscript.tcl \
+ $testdir/env$tnum.log.p2 \
+ $testdir $testfile PUT $key $data RECOVER 1 &]
+
+ watch_procs $p1 1 120
+ watch_procs $p2 1 120
+
+ logcheck $testdir/env$tnum.log.p1
+ logcheck $testdir/env$tnum.log.p2
+
+ # Start a process. It should not run recovery. Under the bug
+ # we're testing for, it would, because it would get an
+ # exclusive lock on the first "X " slot.
+ puts "\t\tEnv$tnum.f3: Start process 3."
+ set p3 [exec $tclsh_path $test_path/wrap.tcl envscript.tcl \
+ $testdir/env$tnum.log.p3 \
+ $testdir $testfile PUT $key $data RECOVER 10 &]
+
+ tclsleep 2
+
+ # Start another process. It should not run recovery either.
+ # The bug would cause it to run recovery because it would get
+ # an exclusive lock on the second "X " slot. This would
+ # cause p3 to panic.
+ puts "\t\tEnv$tnum.f4: Start process 4."
+ set p4 [exec $tclsh_path $test_path/wrap.tcl envscript.tcl \
+ $testdir/env$tnum.log.p4 \
+ $testdir $testfile PUT $key $data RECOVER 10 &]
+
+ watch_procs $p3 1 120
+ watch_procs $p4 1 120
+
+ # Check log files for failures.
+ logcheck $testdir/env$tnum.log.p3
+ logcheck $testdir/env$tnum.log.p4
}
# Check log file and report failures with FAIL. Use this when
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