OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [bfd/] [gen-aout.c] - Blame information for rev 156

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 38 julius
/* Generate parameters for an a.out system.
2
   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 2001, 2002, 2007
3
   Free Software Foundation, Inc.
4
 
5
   This file is part of BFD, the Binary File Descriptor library.
6
 
7
   This program 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 3 of the License, or
10
   (at your option) any later version.
11
 
12
   This program 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 this program; if not, write to the Free Software
19
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20
   MA 02110-1301, USA.  */
21
 
22
#include "/usr/include/a.out.h"
23
#include <stdio.h>
24
 
25
#ifndef _
26
#define _(X) X
27
#endif
28
 
29
int
30
main (argc, argv)
31
     int argc; char** argv;
32
{
33
  struct exec my_exec;
34
  int page_size;
35
  char *target = "unknown", *arch = "unknown";
36
  FILE *file = fopen("gen-aout", "r");
37
 
38
  if (file == NULL) {
39
      fprintf(stderr, "Cannot open gen-aout!\n");
40
      return -1;
41
  }
42
  if (fread(&my_exec, sizeof(struct exec), 1, file) != 1) {
43
      fprintf(stderr, "Cannot read gen-aout!\n");
44
      return -1;
45
  }
46
 
47
  target = argv[1];
48
  if (target == NULL) {
49
      fprintf(stderr, "Usage: gen-aout target_name\n");
50
      exit (1);
51
  }
52
 
53
#ifdef N_TXTOFF
54
  page_size = N_TXTOFF(my_exec);
55
  if (page_size == 0)
56
    printf("#define N_HEADER_IN_TEXT(x) 1\n");
57
  else
58
    printf("#define N_HEADER_IN_TEXT(x) 0\n");
59
#endif
60
 
61
  printf("#define BYTES_IN_WORD %d\n", sizeof (int));
62
  if (my_exec.a_entry == 0) {
63
      printf("#define ENTRY_CAN_BE_ZERO\n");
64
      printf("#define N_SHARED_LIB(x) 0 /* Avoids warning */\n");
65
  }
66
  else {
67
      printf("/*#define ENTRY_CAN_BE_ZERO*/\n");
68
      printf("/*#define N_SHARED_LIB(x) 0*/\n");
69
  }
70
 
71
  printf("#define TEXT_START_ADDR %d\n", my_exec.a_entry);
72
 
73
#ifdef PAGSIZ
74
  if (page_size == 0)
75
    page_size = PAGSIZ;
76
#endif
77
  if (page_size != 0)
78
    printf("#define TARGET_PAGE_SIZE %d\n", page_size);
79
  else
80
    printf("/* #define TARGET_PAGE_SIZE ??? */\n");
81
  printf("#define SEGMENT_SIZE TARGET_PAGE_SIZE\n");
82
 
83
#ifdef vax
84
  arch = "vax";
85
#endif
86
#ifdef m68k
87
  arch = "m68k";
88
#endif
89
  if (arch[0] == '1')
90
    {
91
      fprintf (stderr, _("warning: preprocessor substituted architecture name inside string;"));
92
      fprintf (stderr, _("         fix DEFAULT_ARCH in the output file yourself\n"));
93
      arch = "unknown";
94
    }
95
  printf("#define DEFAULT_ARCH bfd_arch_%s\n\n", arch);
96
 
97
  printf("/* Do not \"beautify\" the CONCAT* macro args.  Traditional C will not");
98
  printf("   remove whitespace added here, and thus will fail to concatenate");
99
  printf("   the tokens.  */");
100
  printf("\n#define MY(OP) CONCAT2 (%s_,OP)\n\n", target);
101
  printf("#define TARGETNAME \"a.out-%s\"\n\n", target);
102
 
103
  printf("#include \"sysdep.h\"\n");
104
  printf("#include \"bfd.h\"\n");
105
  printf("#include \"libbfd.h\"\n");
106
  printf("#include \"libaout.h\"\n");
107
  printf("\n#include \"aout-target.h\"\n");
108
 
109
  return 0;
110
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.