26887f221a
* genkernsyms.sh.in: Use more robust assignments for CC and srcdir. Quote srcdir. * gensymlist.sh.in: Likewise. Assert at the compile time that the symbol table is not empty.
77 lines
2.2 KiB
Bash
77 lines
2.2 KiB
Bash
#! /bin/sh
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#
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# Copyright (C) 2002,2006,2007 Free Software Foundation, Inc.
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#
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# This gensymlist.sh.in 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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### The configure script will replace these variables.
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: ${srcdir=@srcdir@}
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: ${CC=@CC@}
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cat <<EOF
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/* This file is automatically generated by gensymlist.sh. DO NOT EDIT! */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2002,2006,2007 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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EOF
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for i in $*; do
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echo "#include <$i>"
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done
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cat <<EOF
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#define COMPILE_TIME_ASSERT(cond) switch (0) { case 1: case !(cond): ; }
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void
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grub_register_exported_symbols (void)
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{
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EOF
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cat <<EOF
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struct symtab { const char *name; void *addr; };
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struct symtab *p;
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static struct symtab tab[] =
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{
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EOF
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$CC -DGRUB_SYMBOL_GENERATOR=1 -E -I. -Iinclude -I"$srcdir/include" $* \
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| grep -v '^#' \
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| sed -n \
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-e '/EXPORT_FUNC *([a-zA-Z0-9_]*)/{s/.*EXPORT_FUNC *(\([a-zA-Z0-9_]*\)).*/ {"\1", \1},/;p;}' \
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-e '/EXPORT_VAR *([a-zA-Z0-9_]*)/{s/.*EXPORT_VAR *(\([a-zA-Z0-9_]*\)).*/ {"\1", \&\1},/;p;}' \
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| sort -u
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cat <<EOF
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{0, 0}
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};
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COMPILE_TIME_ASSERT (sizeof (tab) > sizeof (tab[0]));
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for (p = tab; p->name; p++)
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grub_dl_register_symbol (p->name, p->addr, 0);
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}
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EOF
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