+static char *
+make_dbitem(char *p, char *q)
+{
+ char *result = malloc(strlen(e_opt) + 2 + (size_t) (p - q));
+ sprintf(result, "%s=%.*s", e_opt, (int) (p - q), q);
+ return result;
+}
+
+static void
+make_dblist(void)
+{
+ if (d_opt && e_opt) {
+ int pass;
+
+ for (pass = 0; pass < 2; ++pass) {
+ char *p, *q;
+ size_t count = 0;
+
+ for (p = q = d_opt; *p != '\0'; ++p) {
+ if (*p == ':') {
+ if (p != q + 1) {
+ if (pass) {
+ db_list[count] = make_dbitem(p, q);
+ }
+ count++;
+ }
+ q = p + 1;
+ }
+ }
+ if (p != q + 1) {
+ if (pass) {
+ db_list[count] = make_dbitem(p, q);
+ }
+ count++;
+ }
+ if (!pass) {
+ db_list = typeCalloc(char *, count + 1);
+ }
+ }
+ }
+}
+
+static char *
+next_dbitem(void)
+{
+ char *result = 0;
+
+ if (db_list) {
+ if ((result = db_list[db_item]) == 0) {
+ db_item = 0;
+ result = db_list[0];
+ } else {
+ db_item++;
+ }
+ }
+ printf("** %s\n", result);
+ return result;
+}
+
+static void
+free_dblist(void)
+{
+ if (db_list) {
+ int n;
+ for (n = 0; db_list[n]; ++n)
+ free(db_list[n]);
+ free(db_list);
+ db_list = 0;
+ }
+}