4 files changed, 24 insertions, 9 deletions

diff --git a/xorg-server/os/connection.c b/xorg-server/os/connection.c
index 50ed4ae69..f34cc3ea3 100644
--- a/xorg-server/os/connection.c
+++ b/xorg-server/os/connection.c
@@ -929,7 +929,7 @@ ErrorConnMax(XtransConnInfo trans_conn)
 {
     int fd = _XSERVTransGetConnectionNumber(trans_conn);
     xConnSetupPrefix csp;
-    char pad[3];
+    char pad[3] = { 0, 0, 0 };
     struct iovec iov[3];
     char byteOrder = 0;
     int whichbyte = 1;
diff --git a/xorg-server/os/io.c b/xorg-server/os/io.c
index 84757294b..9ccfdba62 100644
--- a/xorg-server/os/io.c
+++ b/xorg-server/os/io.c
@@ -578,8 +578,6 @@ ResetCurrentRequest(ClientPtr client)
     }
 }
 
-static const int padlength[4] = { 0, 3, 2, 1 };
-
  /********************
  * FlushAllOutput()
  *    Flush all clients with output.  However, if some client still
@@ -757,7 +755,7 @@ WriteToClient(ClientPtr who, int count, const void *__buf)
         oc->output = oco;
     }
 
-    padBytes = padlength[count & 3];
+    padBytes = padding_for_int32(count);
 
     if (ReplyCallback) {
         ReplyInfoRec replyinfo;
@@ -815,7 +813,11 @@ WriteToClient(ClientPtr who, int count, const void *__buf)
     NewOutputPending = TRUE;
     FD_SET(oc->fd, &OutputPending);
     memmove((char *) oco->buf + oco->count, buf, count);
-    oco->count += count + padBytes;
+    oco->count += count;
+    if (padBytes) {
+        memset(oco->buf + oco->count, '\0', padBytes);
+        oco->count += padBytes;
+    }
     return count;
 }
 
@@ -846,7 +848,7 @@ FlushClient(ClientPtr who, OsCommPtr oc, const void *__extraBuf, int extraCount)
     if (!oco)
         return 0;
     written = 0;
-    padsize = padlength[extraCount & 3];
+    padsize = padding_for_int32(extraCount);
     notWritten = oco->count + extraCount + padsize;
     todo = notWritten;
     while (notWritten) {
diff --git a/xorg-server/os/osinit.c b/xorg-server/os/osinit.c
index c2cff757b..8a959a39c 100644
--- a/xorg-server/os/osinit.c
+++ b/xorg-server/os/osinit.c
@@ -291,6 +291,7 @@ OsInit(void)
     }
     TimerInit();
     OsVendorInit();
+    OsResetSignals();
     /*
      * No log file by default.  OsVendorInit() should call LogInit() with the
      * log file name if logging to a file is desired.
diff --git a/xorg-server/os/utils.c b/xorg-server/os/utils.c
index d61a9d67d..b1bd5ce94 100644
--- a/xorg-server/os/utils.c
+++ b/xorg-server/os/utils.c
@@ -138,7 +138,6 @@ Bool noDPMSExtension = FALSE;
 #endif
 #ifdef GLXEXT
 Bool noGlxExtension = FALSE;
-Bool noGlxVisualInit = FALSE;
 #endif
 #ifdef SCREENSAVER
 Bool noScreenSaverExtension = FALSE;
@@ -785,8 +784,8 @@ ProcessCommandLine(int argc, char *argv[])
         else if (strcmp(argv[i], "-nolisten") == 0) {
             if (++i < argc) {
                 if (_XSERVTransNoListen(argv[i]))
-                    FatalError("Failed to disable listen for %s transport",
-                               argv[i]);
+                    ErrorF("Failed to disable listen for %s transport",
+                           argv[i]);
             }
             else
                 UseMsg();
@@ -1302,6 +1301,19 @@ OsReleaseSignals(void)
 #endif
 }
 
+void
+OsResetSignals(void)
+{
+#ifdef SIG_BLOCK
+    while (BlockedSignalCount > 0)
+        OsReleaseSignals();
+#ifdef SIGIO
+    while (sigio_blocked > 0)
+        OsReleaseSIGIO();
+#endif
+#endif
+}
+
 /*
  * Pending signals may interfere with core dumping. Provide a
  * mechanism to block signals when aborting.