1#!/bin/sh
2
3# script_test_3.sh -- test PHDRS
4
5# Copyright (C) 2008-2016 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
29check()
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
42check_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 "$1"
51	exit 1
52    fi
53}
54
55check_count script_test_3.stdout "^  INTERP" 1
56check_count script_test_3.stdout "^  LOAD" 3
57check_count script_test_3.stdout "^  DYNAMIC" 1
58
59# Make sure that the size of the INTERP segment is the same as the
60# size of the .interp section.
61section=`fgrep .interp script_test_3.stdout | grep PROGBITS`
62if test "$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
68fi
69# Remove the brackets around the section number, since they can give
70# an unpredictable number of fields.
71section=`echo "$section" | sed -e 's/[][]*//g'`
72section_size=`echo "$section" | awk '{ print $6; }'`
73
74segment=`grep '^  INTERP' script_test_3.stdout`
75# We already checked above that we have an INTERP segment.
76segment_size=`echo "$segment" | awk '{ print $5; }'`
77
78# Now $section_size looks like 000013 and $segment_size looks like
79# 0x00013.  Both numbers are in hex.
80section_size=`echo "$section_size" | sed -e 's/^0*//'`
81segment_size=`echo "$segment_size" | sed -e 's/^0x//' -e 's/^0*//'`
82
83if test "$section_size" != "$segment_size"; then
84  echo ".interp size $section_size != PT_INTERP size $segment_size"
85  exit 1
86fi
87
88# At least one PT_LOAD segment should have an alignment >= 0x100000.
89found=no
90for a in `grep LOAD script_test_3.stdout | sed -e 's/^.* 0x/0x/'`; do
91  script="BEGIN { if ($a >= 0x100000) { print \"true\" } else { print \"false\" } }"
92  x=`awk "$script" < /dev/null`
93  if test "$x" = "true"; then
94    found=yes
95  fi
96done
97if test "$found" = "no"; then
98  echo "no LOAD segment has required alignment"
99  exit 1
100fi
101
102exit 0
103