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55 lines
854 B

#include <stdio.h>
#include <a.out.h>
static struct exec a;
main(ac, av)
int ac;
char *av[];
{
FILE *in;
int c;
long len;
if( ac != 2 ) {
fprintf(stderr, "use: %s file\n", av[0]);
exit(1);
}
if( (in = fopen(av[1], "r")) == NULL ) {
perror(av[1]);
exit(1);
}
if( fread(&a, sizeof(a), 1, in) == 0 ) {
fprintf(stderr, "fread fails\n");
exit(1);
}
#if 0
len = a.a_text + a.a_data + sizeof(a);
#endif
len = a.a_text + a.a_data;
fprintf(stderr, "Entry textsize datasize bsssize\n");
fprintf(stderr, "%08X %08X %08X %08X\n",
a.a_entry, a.a_text, a.a_data, a.a_bss);
/*
* fprintf(stderr, "text size $%lx\n", len);
*/
if( len > 0 ) do {
if( (c = getc(in)) != EOF )
putchar(c);
else
break;
} while( --len > 0 );
if( len > 0 )
fprintf(stderr, "unexpected EOF on input, %d left\n", len);
fclose(in);
}