From d9dfc2c69739cfcb86557013a5bd9c3a2cfece25 Mon Sep 17 00:00:00 2001
From: Frank Morgner <morgner@informatik.hu-berlin.de>
Date: Sat, 19 Sep 2015 02:39:33 +0200
Subject: [PATCH] Checks for ssize_t

Works around the different typedef of ssize_t in MinGW
---
 virtualsmartcard/configure.ac    | 1 +
 virtualsmartcard/src/vpcd/vpcd.h | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/virtualsmartcard/configure.ac b/virtualsmartcard/configure.ac
index 204d0b3..4d22d84 100644
--- a/virtualsmartcard/configure.ac
+++ b/virtualsmartcard/configure.ac
@@ -200,6 +200,7 @@ AC_CHECK_HEADERS([arpa/inet.h stdint.h stdlib.h string.h sys/socket.h sys/time.h
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_SIZE_T
+AC_TYPE_SSIZE_T
 AC_TYPE_UINT16_T
 AC_CHECK_DECLS([SO_NOSIGPIPE], [], [], [#include <sys/socket.h>])
 AC_CHECK_DECLS([MSG_NOSIGNAL], [], [], [#include <sys/socket.h>])
diff --git a/virtualsmartcard/src/vpcd/vpcd.h b/virtualsmartcard/src/vpcd/vpcd.h
index fff60bd..b5c3635 100644
--- a/virtualsmartcard/src/vpcd/vpcd.h
+++ b/virtualsmartcard/src/vpcd/vpcd.h
@@ -19,10 +19,17 @@
 #ifndef _VPCD_H_
 #define _VPCD_H_
 
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #ifdef _WIN32
 #include <stddef.h>
 #include <winsock2.h>
+#ifndef HAVE_CONFIG_H
+/* we assume that ./configure has not defined ssize_t for us */
 typedef int ssize_t;
+#endif
 #else
 #define SOCKET int
 #include <unistd.h>