Test for and handle NULL arguments to mylog() print statements.

Include definition for _IN_ADDR_T if INADDR_NONE is not defined.

src/interfaces/odbc/convert.c

@@ -120,7 +120,7 @@ struct tm *tim;
 	st.d = tim->tm_mday;
 	st.y = tim->tm_year + 1900;
 
-	mylog("copy_and_convert: field_type = %d, fctype = %d, value = '%s', cbValueMax=%d\n", field_type, fCType, value, cbValueMax);
+	mylog("copy_and_convert: field_type = %d, fctype = %d, value = '%s', cbValueMax=%d\n", field_type, fCType, (value==NULL)?"<NULL>":value, cbValueMax);
 
 	if ( ! value) {
         /* handle a null just by returning SQL_NULL_DATA in pcbValue, */

src/interfaces/odbc/qresult.c

@@ -186,7 +186,8 @@ QR_fetch_tuples(QResultClass *self, ConnectionClass *conn, char *cursor)
 	if (conn != NULL) {
 		self->conn = conn;
 
-		mylog("QR_fetch_tuples: cursor = '%s', self->cursor=%u\n", cursor, self->cursor);
+		mylog("QR_fetch_tuples: cursor = '%s', self->cursor=%u\n", 
+		(cursor==NULL)?"":cursor, self->cursor);
 
 		if (self->cursor)
 			free(self->cursor);

src/interfaces/odbc/results.c

@@ -855,7 +855,7 @@ mylog("SQLFetch: stmt = %u, stmt->result= %u\n", stmt, stmt->result);
 				value = QR_get_value_backend_row(res, stmt->currTuple, lf);
 			}
 
-			mylog("value = '%s'\n", value);
+			mylog("value = '%s'\n", (value==NULL)?"<NULL>":value);
 
 			retval = copy_and_convert_field_bindinfo(stmt, type, value, lf);
 

src/interfaces/odbc/socket.h

@@ -23,6 +23,13 @@
 #include <arpa/inet.h>
 #define closesocket(xxx) close(xxx)
 #define SOCKETFD int
+#ifndef       INADDR_NONE
+#ifndef _IN_ADDR_T
+#define _IN_ADDR_T
+typedef unsigned int    in_addr_t;
+#endif
+#define INADDR_NONE ((in_addr_t)-1)
+#endif
 #else
 #include <winsock.h>
 #define SOCKETFD SOCKET