conform/check-header-lists.sh

   1 #!/bin/sh
   2 # Check the set of headers with conformtest expectations for a given standard.
   3 # Copyright (C) 2014-2021 Free Software Foundation, Inc.
   4 # This file is part of the GNU C Library.
   5
   6 # The GNU C Library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Lesser General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2.1 of the License, or (at your option) any later version.
  10
  11 # The GNU C Library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Lesser General Public License for more details.
  15
  16 # You should have received a copy of the GNU Lesser General Public
  17 # License along with the GNU C Library; if not, see
  18 # <https://www.gnu.org/licenses/>.
  19
  20 set -e
  21
  22 std=$1
  23 CC=$2
  24 expected_list=$3
  25 all_data_files=$4
  26
  27 new_list=
  28
  29 for f in $all_data_files; do
  30   h=${f#data/}
  31   h=${h%-data}
  32   exp=$($CC -D$std -x c -E $f | sed -e '/^#/d' -e '/^[  ]*$/d')
  33   if [ "$exp" ]; then
  34     new_list="$new_list $h"
  35   fi
  36 done
  37
  38 echo "Headers with expectations for $std: $new_list"
  39 echo "Expected list: $expected_list"
  40
  41 rc=0
  42
  43 for h in $expected_list; do
  44   case " $new_list " in
  45     (*" $h "*)
  46       ;;
  47     (*)
  48       echo "Missing expectations for $h."
  49       rc=1
  50       ;;
  51   esac
  52 done
  53
  54 for h in $new_list; do
  55   case " $expected_list " in
  56     (*" $h "*)
  57       ;;
  58     (*)
  59       echo "Spurious expectations for $h."
  60       rc=1
  61       ;;
  62   esac
  63 done
  64
  65 exit $rc