fix some compile problems with mingw

contrib/examples/sntp/sntp_example.c

@@ -1,5 +1,5 @@
 /*
- * Redistribution and use in source and binary forms, with or without modification, 
+ * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *
  * 1. Redistributions of source code must retain the above copyright notice,
@@ -8,21 +8,21 @@
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
  * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission. 
+ *    derived from this software without specific prior written permission.
  *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
- * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
- * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  * OF SUCH DAMAGE.
  *
  * This file is part of the lwIP TCP/IP stack.
- * 
+ *
  * Author: Dirk Ziegelmeier <dziegel@gmx.de>
  *
  */
@@ -41,12 +41,12 @@ sntp_set_system_time(u32_t sec)
   struct tm current_time_val;
   time_t current_time = (time_t)sec;
 
-#ifdef _MSC_VER
+#if defined(_WIN32) || defined(WIN32)
   localtime_s(&current_time_val, &current_time);
 #else
   localtime_r(&current_time, &current_time_val);
 #endif
-  
+
   strftime(buf, sizeof(buf), "%d.%m.%Y %H:%M:%S", &current_time_val);
   LWIP_PLATFORM_DIAG(("SNTP time: %s\n", buf));
 }

contrib/ports/win32/include/arch/cc.h

@@ -50,6 +50,11 @@
 #define LWIP_PROVIDE_ERRNO /* provide errno for non-MSVC */
 #endif /* _MSC_VER */
 
+#ifdef __GNUC__
+#define LWIP_TIMEVAL_PRIVATE 0
+#include <sys/time.h>
+#endif
+
 /* Define platform endianness (might already be defined) */
 #ifndef BYTE_ORDER
 #define BYTE_ORDER LITTLE_ENDIAN

contrib/ports/win32/pcapif_helper.c

@@ -102,7 +102,6 @@ pcapifh_alloc_readonly_copy(void *data, size_t len)
     lwip_win32_platform_diag("VirtualProtect failed: %d\n", GetLastError());
     while(1);
   }
-  printf("pcapifh_alloc_readonly_copy(%d): 0x%08x\n", len, ret);
   return ret;
 }