a74a47aad3
This way debuginfo built from the .module will still include this information, but the final result won't have the data we don't actually need in the modules, either on-disk, loaded at runtime, or in prebuilt images. Signed-off-by: Peter Jones <pjones@redhat.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
103 lines
3 KiB
Bash
103 lines
3 KiB
Bash
#! @BUILD_SHEBANG@
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set -e
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# Copyright (C) 2010 Free Software Foundation, Inc.
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#
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# This gensymlist.sh is free software; the author
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE.
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#
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# Example:
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#
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# genmod.sh moddep.lst normal.module build-grub-module-verifier normal.mod
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#
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moddep=$1
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infile=$2
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outfile=$4
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tmpfile=${outfile}.tmp
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modname=`echo $infile | sed -e 's@\.module.*$@@'`
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if ! grep ^$modname: $moddep >/dev/null; then
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echo "warning: moddep.lst has no dependencies for $modname" >&2
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exit 0
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fi
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deps=`grep ^$modname: $moddep | sed s@^.*:@@`
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# remove old files if any
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rm -f $tmpfile $outfile
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if test x@TARGET_APPLE_LINKER@ != x1; then
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# stripout .modname and .moddeps sections from input module
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@TARGET_OBJCOPY@ -R .modname -R .moddeps $infile $tmpfile
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# Attach .modname and .moddeps sections
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t1=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
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printf "$modname\0" >$t1
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t2=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
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for dep in $deps; do printf "$dep\0" >> $t2; done
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if test -n "$deps"; then
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@TARGET_OBJCOPY@ --add-section .modname=$t1 --add-section .moddeps=$t2 $tmpfile
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else
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@TARGET_OBJCOPY@ --add-section .modname=$t1 $tmpfile
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fi
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rm -f $t1 $t2
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if test x@platform@ != xemu; then
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@TARGET_STRIP@ --strip-unneeded \
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-K grub_mod_init -K grub_mod_fini \
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-K _grub_mod_init -K _grub_mod_fini \
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-R .note.gnu.gold-version -R .note.GNU-stack \
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-R .gnu.build.attributes \
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-R .rel.gnu.build.attributes \
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-R .rela.gnu.build.attributes \
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-R .eh_frame -R .rela.eh_frame -R .rel.eh_frame \
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-R .note -R .comment -R .ARM.exidx $tmpfile || exit 1
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fi
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if ! test -z "${TARGET_OBJ2ELF}"; then
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"${TARGET_OBJ2ELF}" $tmpfile || exit 1
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fi
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else
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tmpfile2=${outfile}.tmp2
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t1=${outfile}.t1.c
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t2=${outfile}.t2.c
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# remove old files if any
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rm -f $t1 $t2
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cp $infile $tmpfile
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# Attach .modname and .moddeps sections
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echo "char modname[] __attribute__ ((section(\"_modname, _modname\"))) = \"$modname\";" >$t1
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for dep in $deps; do echo "char moddep_$dep[] __attribute__ ((section(\"_moddeps, _moddeps\"))) = \"$dep\";" >>$t2; done
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if test -n "$deps"; then
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@TARGET_CC@ @TARGET_LDFLAGS@ -ffreestanding -nostdlib -o $tmpfile2 $t1 $t2 $tmpfile -Wl,-r,-d
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else
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@TARGET_CC@ @TARGET_LDFLAGS@ -ffreestanding -nostdlib -o $tmpfile2 $t1 $tmpfile -Wl,-r,-d
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fi
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rm -f $t1 $t2 $tmpfile
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mv $tmpfile2 $tmpfile
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cp $tmpfile $tmpfile.bin
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@TARGET_OBJCONV@ -f@TARGET_MODULE_FORMAT@ \
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-nr:_grub_mod_init:grub_mod_init \
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-nr:_grub_mod_fini:grub_mod_fini \
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-wd1106 -nu -nd $tmpfile.bin $tmpfile || exit 1
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rm -f $tmpfile.bin
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fi
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if test x@platform@ != xemu; then
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./build-grub-module-verifier@BUILD_EXEEXT@ $tmpfile @target_cpu@ @platform@
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fi
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mv $tmpfile $outfile
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