[project @ 2001-10-31 10:30:29 by simonmar]

[ghc-hetmet.git] / ghc / rts / RtsUtils.c

diff --git a/ghc/rts/RtsUtils.c b/ghc/rts/RtsUtils.c
index 7054f45..0e302a7 100644 (file)
--- a/ghc/rts/RtsUtils.c
+++ b/ghc/rts/RtsUtils.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: RtsUtils.c,v 1.19 2001/07/24 06:31:36 ken Exp $
+ * $Id: RtsUtils.c,v 1.23 2001/10/31 10:30:29 simonmar Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -8,7 +8,7 @@
  * ---------------------------------------------------------------------------*/
 
 /* gettimeofday isn't POSIX */
-#define NON_POSIX_SOURCE
+/* #include "PosixSource.h" */
 
 #include "Rts.h"
 #include "RtsTypes.h"
@@ -112,6 +112,16 @@ stgReallocWords (void *p, int n, char *msg)
   return(stgReallocBytes(p, n * sizeof(W_), msg));
 }
 
+void *
+stgCallocBytes (int n, int m, char *msg)
+{
+  int   i;
+  int   sz = n * m;
+  char* p  = stgMallocBytes(sz, msg);
+  for (i = 0; i < sz; i++) p[i] = 0;
+  return p;
+}
+
 void 
 _stgAssert (char *filename, unsigned int linenum)
 {
@@ -228,6 +238,18 @@ resetNonBlockingFd(int fd)
 #endif
 }
 
+void
+setNonBlockingFd(int fd)
+{
+  long fd_flags;
+
+#if !defined(mingw32_TARGET_OS)
+  /* clear the non-blocking flag on this file descriptor */
+  fd_flags = fcntl(fd, F_GETFL);
+  fcntl(fd, F_SETFL, fd_flags | O_NONBLOCK);
+#endif
+}
+
 static ullong startTime = 0;
 
 /* used in a parallel setup */