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Annotation of gcc/config/nextstep21.h, revision 1.1.1.1

1.1       root        1: /* nextstep.h -- operating system specific defines to be used when
                      2:    targeting GCC for NeXTSTEP.
                      3:    Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
                      4: 
                      5: This file is part of GNU CC.
                      6: 
                      7: GNU CC is free software; you can redistribute it and/or modify
                      8: it under the terms of the GNU General Public License as published by
                      9: the Free Software Foundation; either version 2, or (at your option)
                     10: any later version.
                     11: 
                     12: GNU CC is distributed in the hope that it will be useful,
                     13: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     15: GNU General Public License for more details.
                     16: 
                     17: You should have received a copy of the GNU General Public License
                     18: along with GNU CC; see the file COPYING.  If not, write to
                     19: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     20: 
                     21: 
                     22: /* changed for NeXTStep 2.1, Ch. Kranz, 2/94, 3/94 */
                     23: #include "nextstep.h"
                     24: 
                     25: /* set flag_gnu_linker=0, use collect2 for linking */
                     26: #undef USE_COLLECT2
                     27: #define USE_COLLECT2
                     28: 
                     29: /* use this until a newer gdb for NeXTStep21 is availible */
                     30: #define DEFAULT_GDB_EXTENSIONS 0
                     31: 
                     32: /* we need the call to __main to start all global destructors and constructors
                     33:    correctly, so undef INIT_SECTION_ASM_OP, (see libgcc2.c line 1965) 
                     34:    and define INVOKE_main */
                     35: #undef INIT_SECTION_ASM_OP
                     36: #define INVOKE__main
                     37: 
                     38: /* We call the global destructors, constructors from __main */
                     39: #undef ASM_OUTPUT_CONSTRUCTOR
                     40: #undef ASM_OUTPUT_DESTRUCTOR
                     41: 
                     42: #undef ASM_FILE_END
                     43: #define ASM_FILE_END(FILE)                                     \
                     44:   do {                                                         \
                     45:     extern char *language_string;                              \
                     46:       if (strcmp (language_string, "GNU C++") == 0)            \
                     47:       {                                                                \
                     48:        ASM_OUTPUT_ALIGN (FILE, 1);                             \
                     49:       }                                                                \
                     50:   } while (0) 
                     51: /* deleted: destructor_section ();                             \ */
                     52: /* deleted: constructor_section ();                            \ */
                     53: 
                     54: /* Ensure correct alignment of bss data.  */
                     55: /* ASM_OUTPUT_ALIGNED_LOCAL not needed */
                     56: /* need ASM_OUTPUT_LOCAL instead for old NeXT-as */
                     57: /* look in varasm.c, line 1062 and 1476 */
                     58: #undef ASM_OUTPUT_ALIGNED_LOCAL
                     59: #undef ASM_OUTPUT_LOCAL
                     60: #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)  \
                     61: ( fputs (".lcomm ", (FILE)),                   \
                     62:   assemble_name ((FILE), (NAME)),              \
                     63:   fprintf ((FILE), ",%u\n", (ROUNDED)))
                     64: 

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