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https://github.com/openvswitch/ovs
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7454ec7a74
This test tends to break when run with lcov profiling since the lcov wrapper script can't synchronize access to profiling data across all the ovs-vsctl instances running in parallel.
64 lines
1.7 KiB
Bash
Executable File
64 lines
1.7 KiB
Bash
Executable File
#! /bin/sh
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abs_top_builddir='@abs_top_builddir@'
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wrap_program=`basename '@wrap_program@'`
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# Strip the first directory from $PATH that contains $wrap_program,
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# so that below we run the real $wrap_program, not ourselves.
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not_found=true
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new_path=
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first=true
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save_IFS=$IFS
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IFS=:
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for dir in $PATH; do
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IFS=$save_IFS
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if $not_found && test -x "$dir/$wrap_program"; then
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not_found=false
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else
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if $first; then
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first=false
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new_path=$dir
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else
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new_path=$new_path:$dir
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fi
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fi
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done
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IFS=$save_IFS
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if $not_found; then
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echo "$0: error: cannot find $wrap_program in \$PATH" >&2
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exit 1
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fi
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PATH=$new_path
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export PATH
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if test "$DISABLE_LCOV" = true; then
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exec $wrap_program "$@"
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exit 1
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fi
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# XXX Probably want some kind of synchronization here to deal with
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# programs running in parallel.
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LCOV="lcov -b $abs_top_builddir -d $abs_top_builddir -q"
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$LCOV -z
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# Run the subprocess and propagate signals to it.
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for signal in 1 2 3 5 15; do
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trap "kill -$signal \$! # Propagate signal
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trap - $signal # Reset signal to default
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wait # Wait for child to die
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kill -$signal $$ # Kill ourselves with same signal
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exit 1 # Exit in case 'kill' failed" $signal
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done
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$wrap_program 0<&0 "$@" & # 0<&0 prevents shell from closing stdin
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exec 0</dev/null # Don't hold stdin open unnecessarily
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wait $!; rc=$?
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# Run lcov, but only if some .gcda files were produced, since lcov
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# complains otherwise.
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for file in `find "$abs_top_builddir" -name '*.gcda'`; do
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$LCOV -c -o - >> "$abs_top_builddir/tests/coverage.info"
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break
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done
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exit $rc
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