buildtools/map-list-symbol.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: BSD-3-Clause
   3 # Copyright(c) 2018 David Marchand <david.marchand@redhat.com>
   4
   5 section=all
   6 symbol=all
   7 quiet=
   8
   9 while getopts 'S:s:q' name; do
  10         case $name in
  11         S)
  12                 [ $section = 'all' ] || {
  13                         echo 'Cannot list in multiple sections'
  14                         exit 1
  15                 }
  16                 section=$OPTARG
  17         ;;
  18         s)
  19                 [ $symbol = 'all' ] || {
  20                         echo 'Cannot list multiple symbols'
  21                         exit 1
  22                 }
  23                 symbol=$OPTARG
  24         ;;
  25         q)
  26                 quiet='y'
  27         ;;
  28         ?)
  29                 echo 'usage: $0 [-S section] [-s symbol] [-q]'
  30                 exit 1
  31         ;;
  32         esac
  33 done
  34
  35 shift $(($OPTIND - 1))
  36
  37 for file in $@; do
  38         cat "$file" |awk '
  39         BEGIN {
  40                 current_section = "";
  41                 if ("'$section'" == "all" && "'$symbol'" == "all") {
  42                         ret = 0;
  43                 } else {
  44                         ret = 1;
  45                 }
  46         }
  47         /^.*{/ {
  48                 if ("'$section'" == "all" || $1 == "'$section'") {
  49                         current_section = $1;
  50                 }
  51         }
  52         /.*}/ { current_section = ""; }
  53         /^[^}].*[^:*];/ {
  54                 if (current_section != "") {
  55                         gsub(";","");
  56                         if ("'$symbol'" == "all" || $1 == "'$symbol'") {
  57                                 ret = 0;
  58                                 if ("'$quiet'" == "") {
  59                                         print "'$file' "current_section" "$1;
  60                                 }
  61                                 if ("'$symbol'" != "all") {
  62                                         exit 0;
  63                                 }
  64                         }
  65                 }
  66         }
  67         END {
  68                 exit ret;
  69         }'
  70 done