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-rw-r--r--generic/tclIO.c78
-rw-r--r--generic/tclIO.h87
2 files changed, 82 insertions, 83 deletions
diff --git a/generic/tclIO.c b/generic/tclIO.c
index a944314..c18d02e 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -22,6 +22,23 @@
/*
+ * For each channel handler registered in a call to Tcl_CreateChannelHandler,
+ * there is one record of the following type. All of records for a specific
+ * channel are chained together in a singly linked list which is stored in
+ * the channel structure.
+ */
+
+typedef struct ChannelHandler {
+ Channel *chanPtr; /* The channel structure for this channel. */
+ int mask; /* Mask of desired events. */
+ Tcl_ChannelProc *proc; /* Procedure to call in the type of
+ * Tcl_CreateChannelHandler. */
+ ClientData clientData; /* Argument to pass to procedure. */
+ struct ChannelHandler *nextPtr;
+ /* Next one in list of registered handlers. */
+} 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
@@ -46,6 +63,67 @@ typedef struct NextChannelHandler {
} NextChannelHandler;
/*
+ * The following structure describes the event that is added to the Tcl
+ * event queue by the channel handler check procedure.
+ */
+
+typedef struct ChannelHandlerEvent {
+ Tcl_Event header; /* Standard header for all events. */
+ Channel *chanPtr; /* The channel that is ready. */
+ int readyMask; /* Events that have occurred. */
+} ChannelHandlerEvent;
+
+/*
+ * The following structure is used by Tcl_GetsObj() to encapsulates the
+ * state for a "gets" operation.
+ */
+
+typedef struct GetsState {
+ Tcl_Obj *objPtr; /* The object to which UTF-8 characters
+ * will be appended. */
+ char **dstPtr; /* Pointer into objPtr's string rep where
+ * next character should be stored. */
+ Tcl_Encoding encoding; /* The encoding to use to convert raw bytes
+ * to UTF-8. */
+ ChannelBuffer *bufPtr; /* The current buffer of raw bytes being
+ * emptied. */
+ Tcl_EncodingState state; /* The encoding state just before the last
+ * external to UTF-8 conversion in
+ * FilterInputBytes(). */
+ int rawRead; /* The number of bytes removed from bufPtr
+ * in the last call to FilterInputBytes(). */
+ int bytesWrote; /* The number of bytes of UTF-8 data
+ * appended to objPtr during the last call to
+ * FilterInputBytes(). */
+ int charsWrote; /* The corresponding number of UTF-8
+ * characters appended to objPtr during the
+ * last call to FilterInputBytes(). */
+ int totalChars; /* The total number of UTF-8 characters
+ * appended to objPtr so far, just before the
+ * last call to FilterInputBytes(). */
+} GetsState;
+
+/*
+ * The following structure encapsulates the state for a background channel
+ * copy. Note that the data buffer for the copy will be appended to this
+ * structure.
+ */
+
+typedef struct CopyState {
+ struct Channel *readPtr; /* Pointer to input channel. */
+ struct Channel *writePtr; /* Pointer to output channel. */
+ int readFlags; /* Original read channel flags. */
+ int writeFlags; /* Original write channel flags. */
+ int toRead; /* Number of bytes to copy, or -1. */
+ int total; /* Total bytes transferred (written). */
+ Tcl_Interp *interp; /* Interp that started the copy. */
+ Tcl_Obj *cmdPtr; /* Command to be invoked at completion. */
+ int bufSize; /* Size of appended buffer. */
+ char buffer[1]; /* Copy buffer, this must be the last
+ * field. */
+} CopyState;
+
+/*
* 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 876bf1d..ec34372 100644
--- a/generic/tclIO.h
+++ b/generic/tclIO.h
@@ -30,26 +30,6 @@ error one of EWOULDBLOCK or EAGAIN must be defined
#endif
/*
- * The following structure encapsulates the state for a background channel
- * copy. Note that the data buffer for the copy will be appended to this
- * structure.
- */
-
-typedef struct CopyState {
- struct Channel *readPtr; /* Pointer to input channel. */
- struct Channel *writePtr; /* Pointer to output channel. */
- int readFlags; /* Original read channel flags. */
- int writeFlags; /* Original write channel flags. */
- int toRead; /* Number of bytes to copy, or -1. */
- int total; /* Total bytes transferred (written). */
- Tcl_Interp *interp; /* Interp that started the copy. */
- Tcl_Obj *cmdPtr; /* Command to be invoked at completion. */
- int bufSize; /* Size of appended buffer. */
- char buffer[1]; /* Copy buffer, this must be the last
- * field. */
-} CopyState;
-
-/*
* struct ChannelBuffer:
*
* Buffers data being sent to or from a channel.
@@ -85,9 +65,6 @@ typedef struct ChannelBuffer {
#define CHANNELBUFFER_DEFAULT_SIZE (1024 * 4)
-/* Foward declaration */
-struct CloseCallback;
-
/*
* The following structure describes the information saved from a call to
* "fileevent". This is used later when the event being waited for to
@@ -215,8 +192,10 @@ typedef struct ChannelState {
int bufSize; /* What size buffers to allocate? */
Tcl_TimerToken timer; /* Handle to wakeup timer for this channel. */
- CopyState *csPtrR; /* State of background copy for which channel is input, or NULL. */
- CopyState *csPtrW; /* State of background copy for which channel is output, or NULL. */
+ struct CopyState *csPtrR; /* State of background copy for which channel
+ * is input, or NULL. */
+ struct CopyState *csPtrW; /* State of background copy for which channel
+ * is output, or NULL. */
Channel *topChanPtr; /* Refers to topmost channel in a stack.
* Never NULL. */
Channel *bottomChanPtr; /* Refers to bottommost channel in a stack.
@@ -323,61 +302,3 @@ typedef struct ChannelState {
* it may not be closed again
* from within the close handler.
*/
-
-/*
- * For each channel handler registered in a call to Tcl_CreateChannelHandler,
- * there is one record of the following type. All of records for a specific
- * channel are chained together in a singly linked list which is stored in
- * the channel structure.
- */
-
-typedef struct ChannelHandler {
- Channel *chanPtr; /* The channel structure for this channel. */
- int mask; /* Mask of desired events. */
- Tcl_ChannelProc *proc; /* Procedure to call in the type of
- * Tcl_CreateChannelHandler. */
- ClientData clientData; /* Argument to pass to procedure. */
- struct ChannelHandler *nextPtr;
- /* Next one in list of registered handlers. */
-} ChannelHandler;
-
-/*
- * The following structure describes the event that is added to the Tcl
- * event queue by the channel handler check procedure.
- */
-
-typedef struct ChannelHandlerEvent {
- Tcl_Event header; /* Standard header for all events. */
- Channel *chanPtr; /* The channel that is ready. */
- int readyMask; /* Events that have occurred. */
-} ChannelHandlerEvent;
-
-/*
- * The following structure is used by Tcl_GetsObj() to encapsulates the
- * state for a "gets" operation.
- */
-
-typedef struct GetsState {
- Tcl_Obj *objPtr; /* The object to which UTF-8 characters
- * will be appended. */
- char **dstPtr; /* Pointer into objPtr's string rep where
- * next character should be stored. */
- Tcl_Encoding encoding; /* The encoding to use to convert raw bytes
- * to UTF-8. */
- ChannelBuffer *bufPtr; /* The current buffer of raw bytes being
- * emptied. */
- Tcl_EncodingState state; /* The encoding state just before the last
- * external to UTF-8 conversion in
- * FilterInputBytes(). */
- int rawRead; /* The number of bytes removed from bufPtr
- * in the last call to FilterInputBytes(). */
- int bytesWrote; /* The number of bytes of UTF-8 data
- * appended to objPtr during the last call to
- * FilterInputBytes(). */
- int charsWrote; /* The corresponding number of UTF-8
- * characters appended to objPtr during the
- * last call to FilterInputBytes(). */
- int totalChars; /* The total number of UTF-8 characters
- * appended to objPtr so far, just before the
- * last call to FilterInputBytes(). */
-} GetsState;