- cmp = zpm_vercmp(av[1], av[2]);
- printf("%d\n", cmp);
- if (cmp == -1) cmp = 2;
- return cmp;
+ while ((opt = getopt(ac, av, "qgleLG")) != -1) {
+ switch (opt) {
+ case 'q': print = 0; break;
+ case 'l': testmask |= 0x1; break;
+ case 'e': testmask |= 0x2; break;
+ case 'g': testmask |= 0x4; break;
+ case 'L': print = 2; break;
+ case 'G': print = 3; break;
+ default:
+ exit(EXIT_FAILURE);
+ break;
+ }
+ }
+ argn = optind;
+
+ if (ac > argn) {
+ a = av[argn++];
+ greatest = a;
+ least = a;
+ }
+
+ while (ac > argn) {
+ b = av[argn++];
+
+ cmp = zpm_vercmp(a, b) + 1;
+ testcases |= (1<<cmp);
+
+ if (testmask) {
+ pass = (testmask & (1 << cmp));
+ if (!pass) {
+ failed++;
+ }
+ }
+
+ cmp = zpm_vercmp(greatest, b);
+ if (cmp > 0) {
+ greatest = b;
+ }
+
+ cmp = zpm_vercmp(least, b);
+ if (cmp < 0) {
+ least = b;
+ }
+ }
+
+ switch (testcases) {
+ case 0: /* no tests */
+ cmp = 0; break;
+ case 1: /* only less than */
+ cmp = 2; break;
+ case 2: /* only equal */
+ cmp = 0; break;
+ case 4: /* only greater than */
+ cmp = 1; break;
+ default: /* mixed */
+ cmp = 3; break;
+ }
+
+ switch (print) {
+ case 1:
+ printf("%d\n", cmp == 2 ? -1 : cmp);
+ break;
+ case 2:
+ if (greatest) printf("%s\n", greatest);
+ break;
+ case 3:
+ if (least) printf("%s\n", least);
+ break;
+ default:
+ break;
+ }
+ fflush(stdout);
+
+ if (testmask == 0) {
+ return cmp;
+ } else {
+ return failed ? 1 : 0;
+ }