221 lines
6.4 KiB
Perl
221 lines
6.4 KiB
Perl
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#!/usr/bin/perl -w
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# Copyright (C) 1997-2022 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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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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# 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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# 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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$PACKAGE = "libc";
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$progname = $0;
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if ($ENV{CC}) {
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$CC = $ENV{CC};
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} else {
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$CC= "gcc";
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}
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if ($ENV{LD_SO}) {
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$LD_SO = $ENV{LD_SO};
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} else {
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$LD_SO = "";
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}
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sub usage {
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print "Usage: test-installation [soversions.mk]\n";
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print " --help print this help, then exit\n";
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print " --version print version number, then exit\n";
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exit 0;
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}
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sub installation_problem {
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print "The script has found some problems with your installation!\n";
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print "Please read the FAQ and the README file and check the following:\n";
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print "- Did you change the gcc specs file (necessary after upgrading from\n";
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print " Linux libc5)?\n";
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print "- Are there any symbolic links of the form libXXX.so to old libraries?\n";
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print " Links like libm.so -> libm.so.5 (where libm.so.5 is an old library) are wrong,\n";
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print " libm.so should point to the newly installed glibc file - and there should be\n";
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print " only one such link (check e.g. /lib and /usr/lib)\n";
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print "You should restart this script from your build directory after you've\n";
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print "fixed all problems!\n";
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print "Btw. the script doesn't work if you're installing GNU libc not as your\n";
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print "primary library!\n";
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exit 1;
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}
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arglist: while (@ARGV) {
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if ($ARGV[0] eq "--v" || $ARGV[0] eq "--ve" || $ARGV[0] eq "--ver" ||
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$ARGV[0] eq "--vers" || $ARGV[0] eq "--versi" ||
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$ARGV[0] eq "--versio" || $ARGV[0] eq "--version") {
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print "test-installation (GNU $PACKAGE)\n";
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print "Copyright (C) 2022 Free Software Foundation, Inc.\n";
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print "This is free software; see the source for copying conditions. There is NO\n";
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print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n";
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print "Written by Andreas Jaeger <aj\@arthur.rhein-neckar.de>\n";
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exit 0;
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} elsif ($ARGV[0] eq "--h" || $ARGV[0] eq "--he" || $ARGV[0] eq "--hel" ||
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$ARGV[0] eq "--help") {
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&usage;
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} elsif ($ARGV[0] =~ /^-/) {
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print "$progname: unrecognized option `$ARGV[0]'\n";
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print "Try `$progname --help' for more information.\n";
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exit 1;
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} else {
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last arglist;
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}
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}
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# We expect none or one argument.
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if ($#ARGV == -1) {
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$dir = ".";
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$soversions="soversions.mk";
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$config="config.make";
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} elsif ($#ARGV == 0) {
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if (-d $ARGV[0]) {
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$dir = $ARGV[0];
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$soversions = "$ARGV[0]/soversions.mk";
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$config = "$ARGV[0]/config.make";
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} else {
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$soversions = $dir = $ARGV[0];
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$dir =~ s!/?[^/]*/*$!!;
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$config = $dir . "/config.make";
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}
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} else {
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die "Wrong number of arguments.";
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}
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if (system ("grep -q \"build-mathvec = yes\" $config") == 0) {
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$build_mathvec = 1;
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} else {
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$build_mathvec = 0;
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}
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# Read names and versions of all shared libraries that are part of
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# glibc
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open SOVERSIONS, $soversions
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or die ("Couldn't open $soversions in build directory!");
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$link_libs = "";
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%versions = ();
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while (<SOVERSIONS>) {
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next if (/^all-sonames/);
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chop;
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if (/^lib/) {
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($name, $version)= /^lib(.*)\.so-version=\.(.*)$/;
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# Filter out some libraries we don't want to link:
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# - nss_ldap since it's not yet available
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# - libdb1 since it conflicts with libdb
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# - libthread_db since it contains unresolved references
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# - it's just a test NSS module
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# - We don't provide the libgcc so we don't test it
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# - libmvec if it wasn't built
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next if ($build_mathvec == 0 && $name eq "mvec");
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if ($name ne "nss_ldap" && $name ne "db1"
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&& $name ne "thread_db"
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&& $name ne "nss_test1" && $name ne "libgcc_s") {
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$link_libs .= " -l$name";
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$versions{$name} = $version;
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}
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} elsif ($LD_SO ne "") {
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($ld_so_name, $ld_so_version) = split ('\.so\.', $LD_SO);
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} else {
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if (/^ld\.so/) {
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($ld_so_name, $ld_so_version)= /=(.*)\.so\.(.*)$/;
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}
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}
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}
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close SOVERSIONS;
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# Create test program and link it against all
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# shared libraries
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open PRG, ">$dir/test-prg$$.c"
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or die ("Couldn't write test file $dir/test-prg$$.c");
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print PRG '
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#include <stdio.h>
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#include <stdlib.h>
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int main(void) {
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printf ("Your new glibc installation seems to be ok.\n");
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exit (0);
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}
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';
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close PRG;
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open GCC, "$CC $dir/test-prg$$.c $link_libs -o $dir/test-prg$$ 2>&1 |"
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or die ("Couldn't execute $CC!");
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while (<GCC>) {
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print $_ if (! /warning/);
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}
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close GCC;
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if ($?) {
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print "Execution of $CC failed!\n";
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&installation_problem;
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}
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# Test if test program is linked against the right versions of
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# shared libraries
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$ok = 1;
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%found = ();
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open LDD, "ldd $dir/test-prg$$ |"
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or die ("Couldn't execute ldd");
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while (<LDD>) {
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if (/^\s*lib/) {
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($name, $version1, $version2) =
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/^\s*lib(\w*)\.so\.([0-9\.]*)\s*=>.*\.so\.([0-9\.]*)/;
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$found{$name} = 1;
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if ($versions{$name} ne $version1 || $version1 ne $version2) {
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print "Library lib$name is not correctly installed.\n";
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print "Please check your installation!\n";
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print "Offending line of ldd output: $_\n";
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$ok = 0;
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}
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}
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if (/$ld_so_name/) {
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($version1) = /$ld_so_name\.so\.([0-9\.]*)/;
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if ($version1 ne $ld_so_version) {
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print "The dynamic linker $ld_so_name.so is not correctly installed.\n";
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print "Please check your installation!\n";
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print "Offending line of ldd output: $_\n";
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$ok = 0;
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}
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}
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}
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close LDD;
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die "ldd execution failed" if $?;
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foreach (keys %versions) {
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unless ($found{$_}) {
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print "Library lib$_ is not correctly installed since the test program\n";
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print "was not linked dynamically against it.\n";
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print "Do you have a file/link lib$_.so?\n";
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$ok = 0;
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}
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}
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&installation_problem unless $ok;
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# Finally execute the test program
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system ("$dir/test-prg$$") == 0
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or die ("Execution of test program failed");
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# Clean up after ourselves
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unlink ("$dir/test-prg$$", "$dir/test-prg$$.c");
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