+static char *host = NULL;
+static char *user = NULL;
+static char *pass = NULL;
+static char *dbnm = "watermeter";
+
+int dbconfig(char *conffile)
+{
+ FILE *fp = fopen(conffile, "r");
+ int rc = 0;
+ char buf[128];
+
+ if (!fp)
+ return 1;
+ while (fgets(buf, sizeof(buf), fp)) {
+ char *k, *v, *e;
+
+ e = buf + strlen(buf) - 1;
+ if (*e == '\n')
+ *e = '\0';
+ else {
+ /* line too long */
+ rc = 1;
+ break;
+ }
+ for (k = buf; k < e && isspace(k); k++) /*nothing*/ ;
+ if (*k == '#') break;
+ for (v = k; v < e && !isspace(v)
+ && *v != ':' && *v != '='; v++) /*nothing*/ ;
+ if (v < e && (*v == ':' || *v == '=')) v++;
+ for (; v < e && (isspace(v) || *v == ':' || *v == '=')
+ ; v++) /*nothing*/ ;
+ if (v >= e) {
+ /* no value */
+ rc = 1;
+ break;
+ }
+ if (!strcmp(k, "host")) host = strdup(v);
+ else if (!strcmp(k, "user")) user = strdup(v);
+ else if (!strcmp(k, "password")) pass = strdup(v);
+ else if (!strcmp(k, "database")) dbnm = strdup(v);
+ else {
+ /* unknown key */
+ rc = 1;
+ break;
+ }
+ }
+ return rc;
+}
+