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#require no-windows no-rhg
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XXX-RHG this test hangs if `hg` is really `rhg`. This was hidden by the use of
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`alias hg=rhg` by run-tests.py. With such alias removed, this test is revealed
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buggy. This need to be resolved sooner than later.
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Dummy extension simulating unsafe long running command
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$ SYNC_FILE="$TESTTMP/sync-file"
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$ export SYNC_FILE
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$ DONE_FILE="$TESTTMP/done-file"
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$ export DONE_FILE
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$
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$ cat > wait_ext.py <<EOF
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> import os
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> import time
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>
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> from mercurial.i18n import _
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> from mercurial import registrar
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> from mercurial import testing
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>
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> cmdtable = {}
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> command = registrar.command(cmdtable)
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>
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> @command(b'wait-signal', [], _(b'SYNC_FILE DONE_FILE'), norepo=True)
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> def sleep(ui, sync_file=b"$SYNC_FILE", done_file=b"$DONE_FILE", **opts):
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> start = time.time()
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> with ui.uninterruptible():
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> testing.write_file(sync_file, b'%d' % os.getpid())
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> testing.wait_file(done_file)
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> # make sure we get rescheduled and the signal get a chance to be handled
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> time.sleep(0.1)
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> ui.warn(b"end of unsafe operation\n")
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> ui.warn(b"%d second(s) passed\n" % int(time.time() - start))
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> EOF
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$ cat > send-signal.sh << EOF
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> #!/bin/sh
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> SIG=\$1
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> if [ -z "\$SIG" ]; then
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> echo "send-signal.sh requires one argument" >&2
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> exit 1
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> fi
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> "$RUNTESTDIR/testlib/wait-on-file" 10 "$SYNC_FILE" || exit 2
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> kill -s \$SIG \`cat "$SYNC_FILE"\`
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> sleep 1
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> touch "$DONE_FILE"
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> EOF
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#if no-windows
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$ chmod +x send-signal.sh
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#endif
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Kludge to emulate timeout(1) which is not generally available.
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Set up repository
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$ hg init repo
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$ cd repo
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$ cat >> $HGRCPATH << EOF
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> [extensions]
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> wait_ext = $TESTTMP/wait_ext.py
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> EOF
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Test ctrl-c
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$ rm -f $SYNC_FILE $DONE_FILE
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$ sh -c "../send-signal.sh INT" &
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$ hg wait-signal
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interrupted!
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[250]
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$ cat >> $HGRCPATH << EOF
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> [experimental]
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> nointerrupt = yes
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> EOF
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$ rm -f $SYNC_FILE $DONE_FILE
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$ sh -c "../send-signal.sh INT" &
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$ hg wait-signal
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interrupted!
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[250]
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$ cat >> $HGRCPATH << EOF
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> [experimental]
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> nointerrupt-interactiveonly = False
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> EOF
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$ rm -f $SYNC_FILE $DONE_FILE
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$ sh -c "../send-signal.sh INT" &
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$ hg wait-signal
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shutting down cleanly
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press ^C again to terminate immediately (dangerous)
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end of unsafe operation
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interrupted!
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[250]
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