From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2178) id F29163858D39; Wed, 8 Feb 2023 17:59:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F29163858D39 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1675879161; bh=nfWjiSqZa6uJdWdFTPofCVmgkvYa4BhLg38ksyVMu1w=; h=From:To:Subject:Date:From; b=AMDlMCjiPOxnGJysjymcrNUIEmCutAGzpQRgTX50eATd36UxbOKYYx7c8nQnwh7j8 v7iMw7G4hK1PUM/HtEJj29medpi3thjkM+A0YjKJNw3DRmKdB5sAEon+XSV8f0XzUx Vb1nP46CJmJIqrgcJmMsTra+F0VP4j8+kn+8tCK0= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Florian Weimer To: glibc-cvs@sourceware.org Subject: [glibc/release/2.36/master] elf: Smoke-test ldconfig -p against system /etc/ld.so.cache X-Act-Checkin: glibc X-Git-Author: Florian Weimer X-Git-Refname: refs/heads/release/2.36/master X-Git-Oldrev: faf065fc4c85a6cd8a1efa561b526a416f087e13 X-Git-Newrev: 172f72e45e65b254cba52107af840d2eefdaf754 Message-Id: <20230208175921.F29163858D39@sourceware.org> Date: Wed, 8 Feb 2023 17:59:21 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=172f72e45e65b254cba52107af840d2eefdaf754 commit 172f72e45e65b254cba52107af840d2eefdaf754 Author: Florian Weimer Date: Wed Feb 8 18:11:04 2023 +0100 elf: Smoke-test ldconfig -p against system /etc/ld.so.cache The test is sufficient to detect the ldconfig bug fixed in commit 9fe6f6363886aae6b2b210cae3ed1f5921299083 ("elf: Fix 64 time_t support for installed statically binaries"). Reviewed-by: Carlos O'Donell (cherry picked from commit 9fd63e35371b9939e9153907c6a753e6960b68ad) Diff: --- elf/Makefile | 6 ++++ elf/tst-ldconfig-p.sh | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 83 insertions(+) diff --git a/elf/Makefile b/elf/Makefile index 72178d33ff..48788fcdb8 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -634,6 +634,7 @@ ifeq ($(run-built-tests),yes) tests-special += \ $(objpfx)noload-mem.out \ $(objpfx)tst-ldconfig-X.out \ + $(objpfx)tst-ldconfig-p.out \ $(objpfx)tst-leaks1-mem.out \ $(objpfx)tst-rtld-help.out \ # tests-special @@ -2403,6 +2404,11 @@ $(objpfx)tst-ldconfig-X.out : tst-ldconfig-X.sh $(objpfx)ldconfig '$(run-program-env)' > $@; \ $(evaluate-test) +$(objpfx)tst-ldconfig-p.out : tst-ldconfig-p.sh $(objpfx)ldconfig + $(SHELL) $< '$(common-objpfx)' '$(test-wrapper-env)' \ + '$(run-program-env)' > $@; \ + $(evaluate-test) + # Test static linking of all the libraries we can possibly link # together. Note that in some configurations this may be less than the # complete list of libraries we build but we try to maxmimize this list. diff --git a/elf/tst-ldconfig-p.sh b/elf/tst-ldconfig-p.sh new file mode 100644 index 0000000000..ec937bf4ec --- /dev/null +++ b/elf/tst-ldconfig-p.sh @@ -0,0 +1,77 @@ +#!/bin/sh +# Test that ldconfig -p prints something useful. +# Copyright (C) 2023 Free Software Foundation, Inc. +# This file is part of the GNU C Library. + +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. + +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. + +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library; if not, see +# . + +# Check that the newly built ldconfig -p can dump the system +# /etc/ld.so.cache file. This should always work even if the ABIs are +# not compatible, except in a cross-endian build (that presumably +# involves emulation when running ldconfig). + +common_objpfx=$1 +test_wrapper_env=$2 +run_program_env=$3 + +if ! test -r /etc/ld.so.cache; then + echo "warning: /etc/ld.so.cache does not exist, test skipped" + exit 77 +fi + +testout="${common_objpfx}elf/tst-ldconfig-p.out" +# Truncate file. +: > "$testout" + +${test_wrapper_env} \ +${run_program_env} \ +${common_objpfx}elf/ldconfig -p \ + $testroot/lib >>"$testout" 2>>"$testout" +status=$? +echo "info: ldconfig exit status: $status" >>"$testout" + +errors=0 +case $status in + (0) + if head -n 1 "$testout" | \ + grep -q "libs found in cache \`/etc/ld.so.cache'\$" ; then + echo "info: initial string found" >>"$testout" + else + echo "error: initial string not found" >>"$testout" + errors=1 + fi + if grep -q "^ libc\.so\..* => " "$testout"; then + echo "info: libc.so.* string found" >>"$testout" + else + echo "error: libc.so.* string not found" >>"$testout" + errors=1 + fi + ;; + (1) + if head -n 1 "$testout" | \ + grep -q ": Cache file has wrong endianness\.$" ; then + echo "info: cache file has wrong endianess" >> "$testout" + else + echo "error: unexpected ldconfig error message" >> "$testout" + errors=1 + fi + ;; + (*) + echo "error: unexpected exit status" >> "$testout" + errors=1 + ;; +esac + +exit $errors