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#include <fcntl.h>
#include <a.out.h>
void size(filename)
char *filename;
{
int f;
struct exec ex;
long total;
int cc;
if ((f = open(filename, O_RDONLY)) < 0 )
{
perror(filename);
return;
}
cc = read(f, &ex, sizeof(ex));
if (cc == sizeof(ex) && !BADMAG(ex))
{
total = ex.a_text + ex.a_data + ex.a_bss;
printf("%-ld\t%-ld\t%-ld\t%-ld\t%-lx\t%s\n",
ex.a_text, ex.a_data, ex.a_bss, total, total,
filename);
}
else if( cc > 16 && memcmp(&ex, "\243\206\001\000*", 5) == 0 )
{ /* *.o file */
total = ((unsigned char*)&ex)[9] +
((unsigned char*)&ex)[10] * 256;
printf("\t\t\t%-ld\t%-lx\t%s\n",
total, total, filename);
}
else
printf("%s: Not an a.out file\n", filename);
close(f);
}
int main(argc, argv)
int argc;
char **argv;
{
if (argc < 2)
{
printf("Usage: %s file\n", argv[0]);
exit(1);
}
printf("text\tdata\tbss\tdec\thex\tfilename\n");
for (--argc, ++argv; argc > 0; --argc, ++argv)
size(*argv);
exit(0);
}
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