gold/testsuite/plugin_final_layout.sh

   1 #!/bin/sh
   2
   3 # plugin_final_layout.sh -- test
   4
   5 # Copyright (C) 2011-2021 Free Software Foundation, Inc.
   6 # Written by Sriraman Tallam <tmsriram@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 # The goal of this program is to verify if --section-ordering-file works as
  26 # intended.  File plugin_final_layout.cc is in this test.
  27
  28
  29 set -e
  30
  31 check()
  32 {
  33     awk "
  34 BEGIN { saw1 = 0; saw2 = 0; err = 0; }
  35 /.*$2\$/ { saw1 = 1; }
  36 /.*$3\$/ {
  37      saw2 = 1;
  38      if (!saw1)
  39        {
  40           printf \"layout of $2 and $3 is not right in file $1\\n\";
  41           err = 1;
  42           exit 1;
  43        }
  44     }
  45 END {
  46       if (!saw1 && !err)
  47         {
  48           printf \"did not see $2 in file $1\\n\";
  49           exit 1;
  50         }
  51       if (!saw2 && !err)
  52         {
  53           printf \"did not see $3 in file $1\\n\";
  54           exit 1;
  55         }
  56     }" $1
  57 }
  58
  59 # With readelf -l, an ELF Section to Segment mapping is printed as :
  60 ##############################################
  61 #  Section to Segment mapping:
  62 #  Segment Sections...
  63 #  ...
  64 #     0x     .text.plugin_created_unique
  65 #  ...
  66 ##############################################
  67 # Check of .text.plugin_created_unique is the only section in the segment.
  68 check_unique_segment()
  69 {
  70     awk "
  71 BEGIN { saw_section = 0; saw_unique = 0; }
  72 /$2/ { saw_section = 1; }
  73 /[ ]*0[0-9][ ]*$2[ ]*\$/ { saw_unique = 1; }
  74 END {
  75       if (!saw_section)
  76         {
  77           printf \"Section $2 not seen in output file $1\\n\";
  78           exit 1;
  79         }
  80       else if (!saw_unique)
  81         {
  82           printf \"Unique segment not seen for: $2 in file $1\\n\";
  83           exit 1;
  84         }
  85     }" $1
  86 }
  87
  88 check plugin_final_layout.stdout "_Z3foov" "_Z3barv"
  89 check plugin_final_layout.stdout "_Z3barv" "_Z3bazv"
  90 check_unique_segment plugin_final_layout_readelf.stdout ".text.plugin_created_unique"
  91
  92 check plugin_layout_new_file.stdout "_Z3foov" "_Z3barv"
  93 check plugin_layout_new_file.stdout "_Z3barv" "_Z3bazv"
  94 check_unique_segment plugin_layout_new_file_readelf.stdout ".text.plugin_created_unique"