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20092f2ef6
Test wrapper script was used twice: once to run the test
command and second time within the text command which
seems unnecessary and results in false errors when running
this test.
Fixes 332f8e62af
Reviewed-by: Frédéric Bérat <fberat@redhat.com>
72 lines
2.3 KiB
Bash
72 lines
2.3 KiB
Bash
#!/bin/sh
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# Test for thread ID logging in dynamic linker.
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# Copyright (C) 2025 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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#
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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# This script runs the tst-dl-debug-tid test case and verifies its
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# LD_DEBUG output. It checks for thread creation/destruction messages
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# to ensure the dynamic linker's thread-aware logging is working.
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set -e
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# Arguments are from Makefile.
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common_objpfx="$1"
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test_wrapper_env="$2"
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rtld_prefix="$3"
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run_program_env="$4"
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test_program="$5"
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debug_output="${common_objpfx}elf/tst-dl-debug-tid.debug"
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rm -f "${debug_output}".*
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# Run the test program with LD_DEBUG=tls.
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eval "${test_wrapper_env}" LD_DEBUG=tls LD_DEBUG_OUTPUT="${debug_output}" \
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"${rtld_prefix}" "${test_program}"
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debug_output=$(ls "${debug_output}".*)
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# Check for the "Thread starting" message.
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if ! grep -q 'Thread starting: TID=' "${debug_output}"; then
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echo "error: 'Thread starting' message not found"
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cat "${debug_output}"
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exit 1
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fi
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# Check that we have a message where the PID (from prefix) is different
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# from the TID (in the message). This indicates a worker thread log.
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if ! grep 'Thread starting: TID=' "${debug_output}" | awk -F '[ \t:]+' '{
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sub(/,/, "", $4);
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sub(/TID=/, "", $4);
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if ($1 != $4)
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exit 0;
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exit 1
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}'; then
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echo "error: No 'Thread starting' message from a worker thread found"
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cat "${debug_output}"
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exit 1
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fi
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# We expect messages from thread creation and destruction.
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if ! grep -q 'TCB allocated\|TCB deallocating\|TCB reused\|TCB deallocated' \
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"${debug_output}"; then
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echo "error: Expected TCB allocation/deallocation message not found"
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cat "${debug_output}"
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exit 1
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fi
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cat "${debug_output}"
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rm -f "${debug_output}"
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