arch/common/grub2/gensymlist.sh.in

   1 #! /bin/sh
   2 #
   3 # Copyright (C) 2002,2006,2007  Free Software Foundation, Inc.
   4 #
   5 # This gensymlist.sh.in is free software; the author
   6 # gives unlimited permission to copy and/or distribute it,
   7 # with or without modifications, as long as this notice is preserved.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  11 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  12 # PARTICULAR PURPOSE.
  13
  14 ### The configure script will replace these variables.
  15
  16 srcdir=@srcdir@
  17 CC=@CC@
  18
  19
  20 cat <<EOF
  21 /* This file is automatically generated by gensymlist.sh. DO NOT EDIT! */
  22 /*
  23  *  GRUB  --  GRand Unified Bootloader
  24  *  Copyright (C) 2002,2006,2007  Free Software Foundation, Inc.
  25  *
  26  *  GRUB is free software: you can redistribute it and/or modify
  27  *  it under the terms of the GNU General Public License as published by
  28  *  the Free Software Foundation, either version 3 of the License, or
  29  *  (at your option) any later version.
  30  *
  31  *  GRUB is distributed in the hope that it will be useful,
  32  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  33  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  34  *  GNU General Public License for more details.
  35  *
  36  *  You should have received a copy of the GNU General Public License
  37  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  38  */
  39
  40 EOF
  41
  42 for i in $*; do
  43   echo "#include <$i>"
  44 done
  45
  46 cat <<EOF
  47
  48 void
  49 grub_register_exported_symbols (void)
  50 {
  51 EOF
  52
  53 cat <<EOF
  54   struct symtab { const char *name; void *addr; };
  55   struct symtab *p;
  56   static struct symtab tab[] =
  57     {
  58 EOF
  59
  60 $CC -DGRUB_SYMBOL_GENERATOR=1 -E -I. -Iinclude -I$srcdir/include $* \
  61   | grep -v '^#' \
  62   | sed -n \
  63         -e '/EXPORT_FUNC *([a-zA-Z0-9_]*)/{s/.*EXPORT_FUNC *(\([a-zA-Z0-9_]*\)).*/      {"\1", \1},/;p;}' \
  64         -e '/EXPORT_VAR *([a-zA-Z0-9_]*)/{s/.*EXPORT_VAR *(\([a-zA-Z0-9_]*\)).*/      {"\1", \&\1},/;p;}' \
  65   | sort -u
  66
  67 cat <<EOF
  68       {0, 0}
  69     };
  70
  71   for (p = tab; p->name; p++)
  72     grub_dl_register_symbol (p->name, p->addr, 0);
  73 }
  74 EOF