grub-core/genmod.sh.in

   1 #! /bin/sh -e
   2 #
   3 # Copyright (C) 2010 Free Software Foundation, Inc.
   4 #
   5 # This gensymlist.sh 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 #
  15 # Example:
  16 #
  17 # genmod.sh moddep.lst normal.module normal.mod
  18 #
  19
  20 moddep=$1
  21 infile=$2
  22 outfile=$3
  23
  24 tmpfile=${outfile}.tmp
  25 modname=`echo $infile | sed -e 's@\.module.*$@@'`
  26
  27 if ! grep ^$modname: $moddep >/dev/null; then
  28     echo "warning: moddep.lst has no dependencies for $modname" >&2
  29     exit 0
  30 fi
  31
  32 deps=`grep ^$modname: $moddep | sed s@^.*:@@`
  33
  34 # remove old files if any
  35 rm -f $tmpfile $outfile
  36
  37 # stripout .modname and .moddeps sections from input module
  38 @OBJCOPY@ -R .modname -R .moddeps $infile $tmpfile
  39
  40 # Attach .modname and .moddeps sections
  41 t1=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
  42 printf "$modname\0" >$t1
  43
  44 t2=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
  45 for dep in $deps; do printf "$dep\0" >> $t2; done
  46
  47 if test -n "$deps"; then
  48         @OBJCOPY@ --add-section .modname=$t1 --add-section .moddeps=$t2 $tmpfile
  49 else
  50         @OBJCOPY@ --add-section .modname=$t1 $tmpfile
  51 fi
  52 rm -f $t1 $t2
  53
  54 if test x@TARGET_APPLE_CC@ != x1; then
  55         if ! test -z "${TARGET_OBJ2ELF}"; then
  56             ./${TARGET_OBJ2ELF} $tmpfile || exit 1
  57         fi
  58         if test x@platform@ != xemu; then
  59             @STRIP@ --strip-unneeded \
  60                 -K grub_mod_init -K grub_mod_fini \
  61                 -K _grub_mod_init -K _grub_mod_fini \
  62                 -R .note -R .comment $tmpfile || exit 1
  63         fi
  64 else
  65 # XXX Test these Apple CC fixes
  66         cp $tmpfile $tmpfile.bin
  67         @OBJCONV@ -f@TARGET_MODULE_FORMAT@ \
  68             -nr:_grub_mod_init:grub_mod_init \
  69             -nr:_grub_mod_fini:grub_mod_fini \
  70             -wd1106 -ew2030 -ew2050 -nu -nd $tmpfile.bin $tmpfile || exit 1
  71         rm -f $name.bin
  72 fi
  73 mv $tmpfile $outfile