scripts/test-installation.pl

   1 #! /usr/bin/perl -w
   2
   3 # Copyright (C) 1997, 1998 Free Software Foundation, Inc.
   4 # This file is part of the GNU C Library.
   5 # Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1997.
   6
   7 # The GNU C Library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Library General Public License as
   9 # published by the Free Software Foundation; either version 2 of the
  10 # License, or (at your option) any later version.
  11
  12 # The GNU C Library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Library General Public License for more details.
  16
  17 # You should have received a copy of the GNU Library General Public
  18 # License along with the GNU C Library; see the file COPYING.LIB.  If not,
  19 # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20 # Boston, MA 02111-1307, USA.
  21
  22
  23 $PACKAGE = "libc";
  24 $progname = $0;
  25 if ($ENV{CC}) {
  26   $CC = $ENV{CC};
  27 } else {
  28   $CC= "gcc";
  29 }
  30
  31 sub usage {
  32   print "Usage: test-installation [soversions.mk]\n";
  33   print "  --help       print this help, then exit\n";
  34   print "  --version    print version number, then exit\n";
  35   exit 0;
  36 }
  37
  38 sub installation_problem {
  39   print "The script has found some problems with your installation!\n";
  40   print "Please read the FAQ and the README file and check the following:\n";
  41   print "- Did you change the gcc specs file (neccessary after upgrading from\n";
  42   print "  Linux libc5)?\n";
  43   print "- Are there any symbolic links of the form libXXX.so to old libraries?\n";
  44   print "  Links like libm.so -> libm.so.5 (where libm.so.5 is an old library) are wrong,\n";
  45   print "  libm.so should point to the newly installed glibc file - and there should be\n";
  46   print "  only one such link (check e.g. /lib and /usr/lib)\n";
  47   print "You should restart this script from your build directory after you've\n";
  48   print "fixed all problems!\n";
  49   print "Btw. the script doesn't work if you're installing GNU libc not as your\n";
  50   print "primary library!\n";
  51   exit 1;
  52 }
  53
  54 arglist: while (@ARGV) {
  55   if ($ARGV[0] eq "--v" || $ARGV[0] eq "--ve" || $ARGV[0] eq "--ver" ||
  56       $ARGV[0] eq "--vers" || $ARGV[0] eq "--versi" ||
  57       $ARGV[0] eq "--versio" || $ARGV[0] eq "--version") {
  58     print "test-installation (GNU $PACKAGE)\n";
  59     print "Copyright (C) 1997, 1998 Free Software Foundation, Inc.\n";
  60     print "This is free software; see the source for copying conditions.  There is NO\n";
  61     print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n";
  62     print "Written by Andreas Jaeger <aj\@arthur.rhein-neckar.de>\n";
  63
  64     exit 0;
  65   } elsif ($ARGV[0] eq "--h" || $ARGV[0] eq "--he" || $ARGV[0] eq "--hel" ||
  66            $ARGV[0] eq "--help") {
  67     &usage;
  68   } elsif ($ARGV[0] =~ /^-/) {
  69     print "$progname: unrecognized option `$ARGV[0]'\n";
  70     print "Try `$progname --help' for more information.\n";
  71     exit 1;
  72   } else {
  73     last arglist;
  74   }
  75 }
  76
  77 # We expect none or one argument.
  78 if ($#ARGV == -1) {
  79     $soversions="soversions.mk";
  80 } elsif ($#ARGV == 0) {
  81     if (-d $ARGV[0]) {
  82       $soversions = "$ARGV[0]/soversions.mk";
  83     } else {
  84       $soversions = $ARGV[0];
  85     }
  86 } else {
  87     die "Wrong number of arguments.";
  88 }
  89
  90
  91 # Read names and versions of all shared libraries that are part of
  92 # glibc
  93 open SOVERSIONS, $soversions
  94   or die ("Couldn't open $soversions in build directory!");
  95
  96 $link_libs = "";
  97 %versions = ();
  98
  99 while (<SOVERSIONS>) {
 100   next if (/^all-sonames/);
 101   chop;
 102   if (/^lib/) {
 103     ($name, $version)= /^lib(.*)\.so-version=\.(.*)$/;
 104     # Filter out some libraries we don't want to link:
 105     # - nss_ldap since it's not yet available
 106     # - libdb1 since it conflicts with libdb
 107     if ($name ne "nss_ldap" && $name ne "db1") {
 108       $link_libs .= " -l$name";
 109       $versions{$name} = $version;
 110     }
 111   } else {
 112     if (/^ld\.so/) {
 113       ($ld_so_name, $ld_so_version)= /=(.*)\.so\.(.*)$/;
 114     }
 115   }
 116 }
 117
 118 close SOVERSIONS;
 119
 120 # Create test program and link it against all
 121 # shared libraries
 122
 123 open PRG, ">/tmp/test-prg$$.c"
 124   or die ("Couldn't write test file /tmp/test-prg$$.c");
 125
 126 print PRG '
 127 #include <stdio.h>
 128 #include <stdlib.h>
 129 int main(void) {
 130   printf ("Your new glibc installation seems to be ok.\n");
 131   exit (0);
 132 }
 133 ';
 134 close PRG;
 135
 136 open GCC, "$CC /tmp/test-prg$$.c $link_libs -o /tmp/test-prg$$ 2>&1 |"
 137   or die ("Couldn't execute $CC!");
 138
 139 while (<GCC>) {
 140   print $_ if (! /warning/);
 141 }
 142 close GCC;
 143 if ($?) {
 144   print "Execution of $CC failed!\n";
 145   &installation_problem;
 146 }
 147
 148 # Test if test program is linked against the right versions of
 149 # shared libraries
 150
 151 $ok = 1;
 152 %found = ();
 153
 154 open LDD, "ldd /tmp/test-prg$$ |"
 155   or die ("Couldn't execute ldd");
 156 while (<LDD>) {
 157   if (/^\s*lib/) {
 158     ($name, $version1, $version2) =
 159       /^\s*lib(\w*)\.so\.([0-9\.]*)\s*=>.*\.so\.([0-9\.]*)/;
 160     $found{$name} = 1;
 161     if ($versions{$name} ne $version1 || $version1 ne $version2) {
 162       print "Library lib$name is not correctly installed.\n";
 163       print "Please check your installation!\n";
 164       print "Offending line of ldd output: $_\n";
 165       $ok = 0;
 166     }
 167   }
 168   if (/$ld_so_name/) {
 169     ($version1, $version2) =
 170       /$ld_so_name\.so\.([0-9\.]*)\s*=>.*\.so\.([0-9\.]*)/;
 171     if ($version1 ne $version2 || $version1 ne $ld_so_version) {
 172       print "The dynamic linker $ld_so_name.so is not correctly installed.\n";
 173       print "Please check your installation!\n";
 174       print "Offending line of ldd output: $_\n";
 175       $ok = 0;
 176     }
 177   }
 178 }
 179
 180 close LDD;
 181 die "ldd execution failed" if $?;
 182
 183 foreach (keys %versions) {
 184   unless ($found{$_}) {
 185     print "Library lib$_ is not correctly installed since the test program\n";
 186     print "was not linked dynamically against it.\n";
 187     print "Do you have a file/link lib$_.so?\n";
 188     $ok = 0;
 189   }
 190 }
 191
 192 &installation_problem unless $ok;
 193
 194 # Finally execute the test program
 195 system ("/tmp/test-prg$$") == 0
 196   or die ("Execution of test program failed");
 197
 198 # Clean up after ourselves
 199 unlink ("/tmp/test-prg$$", "/tmp/test-prg$$.c");