#include <stdio.h> #include <a.out.h> /* size -- determine object size */ int a_magic[] = {A_MAGIC1,A_MAGIC2,A_MAGIC3,A_MAGIC4,0}; main(argc, argv) char **argv; { struct exec buf; long sum; int gorp,i; FILE *f; if (argc==1) { *argv = "a.out"; argc++; --argv; } gorp = argc; while(--argc) { ++argv; if ((f = fopen(*argv, "r"))==NULL) { printf("size: %s not found\n", *argv); continue; } fread((char *)&buf, sizeof(buf), 1, f); for(i=0;a_magic[i];i++) if(a_magic[i] == buf.a_magic) break; if(a_magic[i] == 0) { printf("size: %s not an object file\n", *argv); fclose(f); continue; } if (gorp>2) printf("%s: ", *argv); printf("%u+%u+%u = ", buf.a_text,buf.a_data,buf.a_bss); sum = (long) buf.a_text + (long) buf.a_data + (long) buf.a_bss; printf("%Db = 0%Ob\n", sum, sum); fclose(f); } }