/* Generate parameters for an a.out system. Copyright (C) 1990-1991 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "/usr/include/a.out.h" #include int main (argc, argv) int argc; char** argv; { struct exec my_exec; int page_size; char *target; FILE *file = fopen("gen-aout", "r"); if (file == NULL) { fprintf(stderr, "Cannot open gen-aout!\n"); return -1; } if (fread(&my_exec, sizeof(struct exec), 1, file) != 1) { fprintf(stderr, "Cannot read gen-aout!\n"); return -1; } target = argv[1]; if (target == NULL) { fprintf(stderr, "Usage: gen-aout target_name\n"); exit (-1); } printf("pagesize = %d\n", getpagesize()); #ifdef N_TXTOFF page_size = N_TXTOFF(my_exec); if (page_size == 0) printf("#define N_HEADER_IN_TEXT(x) 1\n"); else printf("#define N_HEADER_IN_TEXT(x) 0\n"); #endif printf("#define BYTES_IN_WORD 4\n"); printf("#define ARCH 32\n"); if (my_exec.a_entry == 0) { printf("#define ENTRY_CAN_BE_ZERO\n"); printf("#define N_SHARED_LIB(x) 0 /* Avoids warning */\n"); } else { printf("/*#define ENTRY_CAN_BE_ZERO*/\n"); printf("/*#define N_SHARED_LIB(x) 0*/\n"); } printf("#define TEXT_START_ADDR %d\n", my_exec.a_entry); #ifdef PAGSIZ if (page_size == 0) page_size = PAGSIZ; #endif if (page_size != 0) printf("#define PAGE_SIZE %d\n", page_size); else printf("/* #define PAGE_SIZE ??? */\n"); printf("#define SEGMENT_SIZE PAGE_SIZE\n"); printf("#define DEFAULT_ARCH bfd_arch_m68k\n"); printf("\n#define MY(OP) CAT(%s_,OP)\n", target); printf("#define TARGETNAME \"a.out-%s\"\n\n", target); printf("#include \"bfd.h\"\n"); printf("#include \"sysdep.h\"\n"); printf("#include \"libbfd.h\"\n"); printf("#include \"libaout.h\"\n"); printf("\n#include \"aout-target.h\"\n"); return 0; }