47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 1999,2000,2001,2002,2006,2007 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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#ifndef GRUB_SYMBOL_HEADER
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#define GRUB_SYMBOL_HEADER 1
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#include <config.h>
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/* Add an underscore to a C symbol in assembler code if needed. */
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#ifdef HAVE_ASM_USCORE
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# define EXT_C(sym) _ ## sym
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#else
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# define EXT_C(sym) sym
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#endif
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#ifndef __CYGWIN__
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#define FUNCTION(x) .globl EXT_C(x) ; .type EXT_C(x), "function" ; EXT_C(x):
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#define VARIABLE(x) .globl EXT_C(x) ; .type EXT_C(x), "object" ; EXT_C(x):
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#else
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/* .type not supported for non-ELF targets. XXX: Check this in configure? */
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#define FUNCTION(x) .globl EXT_C(x) ; .def EXT_C(x); .scl 2; .type 32; .endef; EXT_C(x):
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#define VARIABLE(x) .globl EXT_C(x) ; .def EXT_C(x); .scl 2; .type 0; .endef; EXT_C(x):
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#endif
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/* Mark an exported symbol. */
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#ifndef GRUB_SYMBOL_GENERATOR
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# define EXPORT_FUNC(x) x
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# define EXPORT_VAR(x) x
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#endif /* ! GRUB_SYMBOL_GENERATOR */
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#endif /* ! GRUB_SYMBOL_HEADER */
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