[project @ 1999-11-23 14:36:31 by simonmar]

ANSIfication

diff --git a/ghc/lib/std/cbits/fileObject.h b/ghc/lib/std/cbits/fileObject.h
index deca1b0..b0a3100 100644 (file)
--- a/ghc/lib/std/cbits/fileObject.h
+++ b/ghc/lib/std/cbits/fileObject.h
@@ -13,6 +13,19 @@
 typedef struct _IOFileObject {
    int     fd;
    void*   buf;
+
+   int     bufStart; /* offset of start of data waiting to
+                       be written.  This may be non-zero in
+                       the case where we wrote out some of the
+                       buffer, and then blocked.
+
+                       NOTE: this field should be non-zero *only*
+                       when we just blocked on a call to writeBuffer,
+                       and we're going to restart the call when
+                       we unblock.  It should be zero at all other
+                       times.
+                    */
+
    int     bufWPtr;  /* points to next position to write,
                          bufRPtr >= bufWPtr <= bufSize.