summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authordgp <dgp@users.sourceforge.net>2013-02-26 16:38:17 (GMT)
committerdgp <dgp@users.sourceforge.net>2013-02-26 16:38:17 (GMT)
commitcdd95b37ba2c5f847143cb367518f2eb11f59330 (patch)
treec89a9667569815de5421bdf48dc2906d17cd87c8
parent3113125de488bc505861db30785af63bae2e531c (diff)
downloadtcl-cdd95b37ba2c5f847143cb367518f2eb11f59330.zip
tcl-cdd95b37ba2c5f847143cb367518f2eb11f59330.tar.gz
tcl-cdd95b37ba2c5f847143cb367518f2eb11f59330.tar.bz2
struct NextChannelHandler used only locally. Remove from tclIO.h.
-rw-r--r--generic/tclIO.c24
-rw-r--r--generic/tclIO.h25
2 files changed, 24 insertions, 25 deletions
diff --git a/generic/tclIO.c b/generic/tclIO.c
index ed08112..a944314 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -22,6 +22,30 @@
/*
+ * This structure keeps track of the current ChannelHandler being invoked in
+ * the current invocation of ChannelHandlerEventProc. There is a potential
+ * problem if a ChannelHandler is deleted while it is the current one, since
+ * ChannelHandlerEventProc needs to look at the nextPtr field. To handle this
+ * problem, structures of the type below indicate the next handler to be
+ * processed for any (recursively nested) dispatches in progress. The
+ * nextHandlerPtr field is updated if the handler being pointed to is deleted.
+ * The nextPtr field is used to chain together all recursive invocations, so
+ * that Tcl_DeleteChannelHandler can find all the recursively nested
+ * invocations of ChannelHandlerEventProc and compare the handler being
+ * deleted against the NEXT handler to be invoked in that invocation; when it
+ * finds such a situation, Tcl_DeleteChannelHandler updates the nextHandlerPtr
+ * field of the structure to the next handler.
+ */
+
+typedef struct NextChannelHandler {
+ ChannelHandler *nextHandlerPtr; /* The next handler to be invoked in
+ * this invocation. */
+ struct NextChannelHandler *nestedHandlerPtr;
+ /* Next nested invocation of
+ * ChannelHandlerEventProc. */
+} NextChannelHandler;
+
+/*
* All static variables used in this file are collected into a single
* instance of the following structure. For multi-threaded implementations,
* there is one instance of this structure for each thread.
diff --git a/generic/tclIO.h b/generic/tclIO.h
index 2c7978a..876bf1d 100644
--- a/generic/tclIO.h
+++ b/generic/tclIO.h
@@ -342,31 +342,6 @@ typedef struct ChannelHandler {
} ChannelHandler;
/*
- * This structure keeps track of the current ChannelHandler being invoked in
- * the current invocation of ChannelHandlerEventProc. There is a potential
- * problem if a ChannelHandler is deleted while it is the current one, since
- * ChannelHandlerEventProc needs to look at the nextPtr field. To handle this
- * problem, structures of the type below indicate the next handler to be
- * processed for any (recursively nested) dispatches in progress. The
- * nextHandlerPtr field is updated if the handler being pointed to is deleted.
- * The nextPtr field is used to chain together all recursive invocations, so
- * that Tcl_DeleteChannelHandler can find all the recursively nested
- * invocations of ChannelHandlerEventProc and compare the handler being
- * deleted against the NEXT handler to be invoked in that invocation; when it
- * finds such a situation, Tcl_DeleteChannelHandler updates the nextHandlerPtr
- * field of the structure to the next handler.
- */
-
-typedef struct NextChannelHandler {
- ChannelHandler *nextHandlerPtr; /* The next handler to be invoked in
- * this invocation. */
- struct NextChannelHandler *nestedHandlerPtr;
- /* Next nested invocation of
- * ChannelHandlerEventProc. */
-} NextChannelHandler;
-
-
-/*
* The following structure describes the event that is added to the Tcl
* event queue by the channel handler check procedure.
*/