gold/testsuite/script_test_3.sh

   1 #!/bin/sh
   2
   3 # script_test_3.sh -- test PHDRS
   4
   5 # Copyright (C) 2008-2021 Free Software Foundation, Inc.
   6 # Written by Ian Lance Taylor <iant@google.com>.
   7
   8 # This file is part of gold.
   9
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 3 of the License, or
  13 # (at your option) any later version.
  14
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write to the Free Software
  22 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  23 # MA 02110-1301, USA.
  24
  25 # This file goes with script_test_3.t, which is a linker script which
  26 # uses a PHDRS clause.  We run objdump -p on a program linked with
  27 # that linker script.
  28
  29 check()
  30 {
  31     if ! grep -q "$2" "$1"
  32     then
  33         echo "Did not find expected segment in $1:"
  34         echo "   $2"
  35         echo ""
  36         echo "Actual output below:"
  37         cat "$1"
  38         exit 1
  39     fi
  40 }
  41
  42 check_count()
  43 {
  44     if test "`grep -c "$2" "$1"`" != "$3"
  45     then
  46         echo "Did not find expected segment in $1:"
  47         echo "   $2"
  48         echo ""
  49         echo "Actual output below:"
  50         cat "$1"
  51         exit 1
  52     fi
  53 }
  54
  55 check_count script_test_3.stdout "^  INTERP" 1
  56 check_count script_test_3.stdout "^  LOAD" 3
  57 check_count script_test_3.stdout "^  DYNAMIC" 1
  58
  59 # Make sure that the size of the INTERP segment is the same as the
  60 # size of the .interp section.
  61 section=`fgrep .interp script_test_3.stdout | grep PROGBITS`
  62 if test "$section" = ""; then
  63   echo "Did not find .interp section"
  64   echo ""
  65   echo "Actual output below:"
  66   cat script_test_3.stdout
  67   exit 1
  68 fi
  69 # Remove the brackets around the section number, since they can give
  70 # an unpredictable number of fields.
  71 section=`echo "$section" | sed -e 's/[][]*//g'`
  72 section_size=`echo "$section" | awk '{ print $6; }'`
  73
  74 segment=`grep '^  INTERP' script_test_3.stdout`
  75 # We already checked above that we have an INTERP segment.
  76 segment_size=`echo "$segment" | awk '{ print $5; }'`
  77
  78 # Now $section_size looks like 000013 and $segment_size looks like
  79 # 0x00013.  Both numbers are in hex.
  80 section_size=`echo "$section_size" | sed -e 's/^0*//'`
  81 segment_size=`echo "$segment_size" | sed -e 's/^0x//' -e 's/^0*//'`
  82
  83 if test "$section_size" != "$segment_size"; then
  84   echo ".interp size $section_size != PT_INTERP size $segment_size"
  85   exit 1
  86 fi
  87
  88 # At least one PT_LOAD segment should have an alignment >= 0x100000.
  89 found=no
  90 for a in `grep LOAD script_test_3.stdout | sed -e 's/^.* 0x/0x/'`; do
  91   script="BEGIN { if ($a >= 0x100000) { print \"true\" } else { print \"false\" } }"
  92   x=`awk "$script" < /dev/null`
  93   if test "$x" = "true"; then
  94     found=yes
  95   fi
  96 done
  97 if test "$found" = "no"; then
  98   echo "no LOAD segment has required alignment"
  99   exit 1
 100 fi
 101
 102 exit 0