7 files changed, 36 insertions, 2 deletions
diff --git a/xorg-server/os/WaitFor.c b/xorg-server/os/WaitFor.c
index d6dd99553..7235708f7 100644
--- a/xorg-server/os/WaitFor.c
+++ b/xorg-server/os/WaitFor.c
@@ -208,6 +208,12 @@ WaitForSomething(int *pClientsReady)
 		wt = &waittime;
 	    }
 	}
+	if (!wt)
+	{
+		wt = &waittime;
+		waittime.tv_sec = 0;
+		waittime.tv_usec = 100;
+	}
 	XFD_COPYSET(&AllSockets, &LastSelectMask);
 	}
 	SmartScheduleStopTimer ();
diff --git a/xorg-server/os/io.c b/xorg-server/os/io.c
index f07993e5a..afe6d99d4 100644
--- a/xorg-server/os/io.c
+++ b/xorg-server/os/io.c
@@ -914,6 +914,7 @@ FlushClient(ClientPtr who, OsCommPtr oc, const void *__extraBuf, int extraCount)
 	    /* If we've arrived here, then the client is stuffed to the gills
 	       and not ready to accept more.  Make a note of it and buffer
 	       the rest. */
+		errno=0;
 	    FD_SET(connection, &ClientsWriteBlocked);
 	    AnyClientsWriteBlocked = TRUE;
 
diff --git a/xorg-server/os/log.c b/xorg-server/os/log.c
index 692e78ad3..ef34b1afe 100644
--- a/xorg-server/os/log.c
+++ b/xorg-server/os/log.c
@@ -95,8 +95,14 @@ OR PERFORMANCE OF THIS SOFTWARE.
 
 #ifdef WIN32
 #include <process.h>
+#ifndef _MSC_VER
 #define getpid(x) _getpid(x)
 #endif
+#endif
+
+#ifdef _MSC_VER
+#define S_ISREG(m)  (((m)&_S_IFMT) == _S_IFREG)
+#endif
 
 
 #ifdef DDXOSVERRORF
diff --git a/xorg-server/os/makefile b/xorg-server/os/makefile
new file mode 100644
index 000000000..cf9eaf53f
--- /dev/null
+++ b/xorg-server/os/makefile
@@ -0,0 +1,4 @@
+CSRCS=access.c auth.c backtrace.c connection.c io.c log.c mitauth.c os.c oscolor.c osinit.c rpcauth.c strlcat.c strlcpy.c utils.c WaitFor.c xdmauth.c xdmcp.c xprintf.c xstrans.c 
+
+LIBRARY=libos
+
diff --git a/xorg-server/os/utils.c b/xorg-server/os/utils.c
index b1009494b..a02b73a2b 100644
--- a/xorg-server/os/utils.c
+++ b/xorg-server/os/utils.c
@@ -56,6 +56,7 @@ OR PERFORMANCE OF THIS SOFTWARE.
 #ifdef __CYGWIN__
 #include <stdlib.h>
 #include <signal.h>
+__stdcall unsigned long GetTickCount(void);
 #endif
 
 #if defined(WIN32) && !defined(__CYGWIN__)
@@ -424,7 +425,7 @@ GiveUp(int sig)
     errno = olderrno;
 }
 
-#if defined WIN32 && defined __MINGW32__
+#if (defined WIN32 && defined __MINGW32__) || defined(__CYGWIN__)
 _X_EXPORT CARD32
 GetTimeInMillis (void)
 {
@@ -1196,7 +1197,7 @@ XNFstrdup(const char *s)
 }
 
 
-#ifdef SIGVTALRM
+#if defined(SIGVTALRM) && !defined(__CYGWIN__)
 #define SMART_SCHEDULE_POSSIBLE
 #endif
 
@@ -1634,6 +1635,7 @@ Fclose(pointer iop)
  */
 
 /* Consider LD* variables insecure? */
+#ifndef _MSC_VER
 #ifndef REMOVE_ENV_LD
 #define REMOVE_ENV_LD 1
 #endif
@@ -1642,6 +1644,7 @@ Fclose(pointer iop)
 #ifndef REMOVE_LONG_ENV
 #define REMOVE_LONG_ENV 1
 #endif
+#endif
 
 /*
  * Disallow stdout or stderr as pipes?  It's possible to block the X server
diff --git a/xorg-server/os/xprintf.c b/xorg-server/os/xprintf.c
index 07eaa1f58..bf70661ac 100644
--- a/xorg-server/os/xprintf.c
+++ b/xorg-server/os/xprintf.c
@@ -39,7 +39,9 @@
 # ifdef __va_copy
 #  define va_copy __va_copy
 # else
+#  ifndef _MSC_VER
 #  error "no working va_copy was found"
+#  endif
 # endif
 #endif
     
@@ -48,11 +50,16 @@ Xvprintf(const char *format, va_list va)
 {
     char *ret;
     int size;
+
+#ifdef _MSC_VER
+    size = vsnprintf(NULL, 0, format, va);
+#else
     va_list va2;
 
     va_copy(va2, va);
     size = vsnprintf(NULL, 0, format, va2);
     va_end(va2);
+#endif
 
     ret = (char *)Xalloc(size + 1);
     if (ret == NULL)
@@ -78,11 +85,16 @@ XNFvprintf(const char *format, va_list va)
 {
     char *ret;
     int size;
+
+#ifdef _MSC_VER
+    size = vsnprintf(NULL, 0, format, va);
+#else
     va_list va2;
 
     va_copy(va2, va);
     size = vsnprintf(NULL, 0, format, va2);
     va_end(va2);
+#endif
 
     ret = (char *)XNFalloc(size + 1);
     if (ret == NULL)
diff --git a/xorg-server/os/xstrans.c b/xorg-server/os/xstrans.c
index c086e225b..86c8688da 100644
--- a/xorg-server/os/xstrans.c
+++ b/xorg-server/os/xstrans.c
@@ -5,4 +5,6 @@
 #define TRANS_REOPEN
 #define TRANS_SERVER
 #define XSERV_t
+#define TCPCONN
+
 #include <X11/Xtrans/transport.c>