Back to index

cell-binutils  2.17cvs20070401
Defines | Functions
gen-aout.c File Reference
#include "/usr/include/a.out.h"
#include <stdio.h>

Go to the source code of this file.

Defines

#define _(X)   X

Functions

int main (int argc, char **argv)

Define Documentation

#define _ (   X)    X

Definition at line 25 of file gen-aout.c.


Function Documentation

int main ( int  argc,
char**  argv 
)

Definition at line 29 of file gen-aout.c.

{
  struct exec my_exec;
  int page_size;
  char *target = "unknown", *arch = "unknown";
  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);
  }

#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 %d\n", sizeof (int));
  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 TARGET_PAGE_SIZE %d\n", page_size);
  else
    printf("/* #define TARGET_PAGE_SIZE ??? */\n");
  printf("#define SEGMENT_SIZE TARGET_PAGE_SIZE\n");

#ifdef vax
  arch = "vax";
#endif
#ifdef m68k
  arch = "m68k";
#endif
  if (arch[0] == '1')
    {
      fprintf (stderr, _("warning: preprocessor substituted architecture name inside string;"));
      fprintf (stderr, _("         fix DEFAULT_ARCH in the output file yourself\n"));
      arch = "unknown";
    }
  printf("#define DEFAULT_ARCH bfd_arch_%s\n\n", arch);

  printf("/* Do not \"beautify\" the CONCAT* macro args.  Traditional C will not");
  printf("   remove whitespace added here, and thus will fail to concatenate");
  printf("   the tokens.  */");
  printf("\n#define MY(OP) CONCAT2 (%s_,OP)\n\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;
}

Here is the call graph for this function: