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Annotation of Gnu-Mach/i386/grub/symbol.h, revision 1.1

1.1     ! root        1: /*
        !             2:  *  GRUB  --  GRand Unified Bootloader
        !             3:  *  Copyright (C) 1999,2000,2001,2002,2006,2007,2008,2009  Free Software Foundation, Inc.
        !             4:  *
        !             5:  *  GRUB is free software: you can redistribute it and/or modify
        !             6:  *  it under the terms of the GNU General Public License as published by
        !             7:  *  the Free Software Foundation, either version 3 of the License, or
        !             8:  *  (at your option) any later version.
        !             9:  *
        !            10:  *  GRUB is distributed in the hope that it will be useful,
        !            11:  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12:  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            13:  *  GNU General Public License for more details.
        !            14:  *
        !            15:  *  You should have received a copy of the GNU General Public License
        !            16:  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
        !            17:  */
        !            18: 
        !            19: #ifndef GRUB_SYMBOL_HEADER
        !            20: #define GRUB_SYMBOL_HEADER     1
        !            21: 
        !            22: #include <config.h>
        !            23: 
        !            24: /* Apple assembler requires local labels to start with a capital L */
        !            25: #define LOCAL(sym)     L_ ## sym
        !            26: 
        !            27: /* Add an underscore to a C symbol in assembler code if needed. */
        !            28: #ifndef GRUB_UTIL
        !            29: 
        !            30: #ifdef __APPLE__
        !            31: #define MACRO_DOLLAR(x) $$ ## x
        !            32: #else
        !            33: #define MACRO_DOLLAR(x) $ ## x
        !            34: #endif
        !            35: 
        !            36: #if HAVE_ASM_USCORE
        !            37: #ifdef ASM_FILE
        !            38: # define EXT_C(sym)    _ ## sym
        !            39: #else
        !            40: # define EXT_C(sym)    "_" sym
        !            41: #endif
        !            42: #else
        !            43: # define EXT_C(sym)    sym
        !            44: #endif
        !            45: 
        !            46: #ifdef __arm__
        !            47: #define END .end
        !            48: #endif
        !            49: 
        !            50: #if defined (__APPLE__)
        !            51: #define FUNCTION(x)    .globl EXT_C(x) ; EXT_C(x):
        !            52: #define VARIABLE(x)    .globl EXT_C(x) ; EXT_C(x):
        !            53: #elif defined (__CYGWIN__) || defined (__MINGW32__)
        !            54: /* .type not supported for non-ELF targets.  XXX: Check this in configure? */
        !            55: #define FUNCTION(x)    .globl EXT_C(x) ; .def EXT_C(x); .scl 2; .type 32; .endef; EXT_C(x):
        !            56: #define VARIABLE(x)    .globl EXT_C(x) ; .def EXT_C(x); .scl 2; .type 0; .endef; EXT_C(x):
        !            57: #elif defined (__arm__)
        !            58: #define FUNCTION(x)    .globl EXT_C(x) ; .type EXT_C(x), %function ; EXT_C(x):
        !            59: #define VARIABLE(x)    .globl EXT_C(x) ; .type EXT_C(x), %object ; EXT_C(x):
        !            60: #else
        !            61: #define FUNCTION(x)    .globl EXT_C(x) ; .type EXT_C(x), @function ; EXT_C(x):
        !            62: #define VARIABLE(x)    .globl EXT_C(x) ; .type EXT_C(x), @object ; EXT_C(x):
        !            63: #endif
        !            64: #endif
        !            65: 
        !            66: /* Mark an exported symbol.  */
        !            67: #ifndef GRUB_SYMBOL_GENERATOR
        !            68: # define EXPORT_FUNC(x)        x
        !            69: # define EXPORT_VAR(x) x
        !            70: #endif /* ! GRUB_SYMBOL_GENERATOR */
        !            71: 
        !            72: #endif /* ! GRUB_SYMBOL_HEADER */

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