enhanced nwio

qse/include/qse/awk/awk.h

@@ -538,10 +538,11 @@ typedef enum qse_awk_rio_rwcmode_t qse_awk_rio_rwcmode_t;
  */
 struct qse_awk_rio_arg_t 
 {
-	qse_awk_rio_mode_t    mode;    /**< opening mode */
-	qse_char_t*           name;    /**< name of I/O object */
-	qse_awk_rio_rwcmode_t rwcmode; /**< closing mode for rwpipe */
-	void*                 handle;  /**< I/O handle set by a handler */
+	qse_awk_rio_mode_t    mode;      /**< opening mode */
+	qse_char_t*           name;      /**< name of I/O object */
+	qse_awk_rio_rwcmode_t rwcmode;   /**< closing mode for rwpipe */
+	void*                 handle;    /**< I/O handle set by a handler */
+	void*                 handle2;   /**< secondary I/O handle set by a handler */
 
 	/*--  from here down, internal use only --*/
 	int type; 

qse/include/qse/cmn/fio.h

@@ -253,9 +253,6 @@ qse_ssize_t qse_fio_read (
 
 /**
  * The qse_fio_write() function writes data.
- * If QSE_FIO_TEXT is used and the size parameter is (qse_size_t)-1,
- * the function treats the data parameter as a pointer to a null-terminated
- * string.
  */
 qse_ssize_t qse_fio_write (
 	qse_fio_t*  fio,

qse/include/qse/cmn/nwio.h

@@ -37,14 +37,14 @@ enum qse_nwio_flag_t
 	QSE_NWIO_NOAUTOFLUSH   = (1 << 2),
 
 	/* normal open flags */
-	QSE_NWIO_READ          = (1 << 8),
-	QSE_NWIO_WRITE         = (1 << 9),
+	QSE_NWIO_PASSIVE       = (1 << 8),
+	QSE_NWIO_TCP           = (1 << 9),
+	QSE_NWIO_UDP           = (1 << 10),
 
 	/** do not reread if read has been interrupted */
-	QSE_NWIO_READNORETRY   = (1 << 10),
+	QSE_NWIO_READNORETRY   = (1 << 14),
 	/** do not rewrite if write has been interrupted */
-	QSE_NWIO_WRITENORETRY  = (1 << 11),
-	QSE_NWIO_LISTEN        = (1 << 12)
+	QSE_NWIO_WRITENORETRY  = (1 << 15),
 };
 
 enum qse_nwio_errnum_t
@@ -89,6 +89,7 @@ struct qse_nwio_t
 	qse_nwio_errnum_t errnum;
 	qse_nwio_hnd_t    handle;
 	qse_tio_t*        tio;
+	int               status;
 };
 
 #define QSE_NWIO_HANDLE(nwio) ((nwio)->handle)

qse/include/qse/cmn/pio.h

@@ -303,7 +303,8 @@ qse_pio_pid_t qse_pio_getchild (
 );
 
 /**
- * The qse_pio_read() fucntion reads data.
+ * The qse_pio_read() fucntion reads at most @a size bytes/characters
+ * and stores them to the buffer pointed to by @a buf.
  * @return -1 on failure, 0 on EOF, data length read on success
  */
 qse_ssize_t qse_pio_read (
@@ -314,9 +315,10 @@ qse_ssize_t qse_pio_read (
 );
 
 /**
- * The qse_pio_write() function writes data.
- * If @a size is zero, qse_pio_write() closes the the writing
- * stream causing the child process reach the end of the stream.
+ * The qse_pio_write() function writes up @a size bytes/characters 
+ * from the buffer pointed to by @a data. If #QSE_PIO_TEXT is used 
+ * and the @a size parameter is (qse_size_t)-1, the function treats 
+ * the @a data parameter as a pointer to a null-terminated string.
  * @return -1 on failure, data length written on success
  */
 qse_ssize_t qse_pio_write (

qse/include/qse/cmn/sio.h

@@ -36,7 +36,6 @@ enum qse_sio_flag_t
 	 * qse_fio_flag_t enumerators. you can use values between
 	 * (1<<0) and (1<<7) inclusive reserved in qse_fio_flag_t.
 	 * the range is represented by QSE_FIO_RESERVED. */
-	QSE_SIO_URI           = (1 << 0),
 	QSE_SIO_IGNOREMBWCERR = (1 << 1),
 	QSE_SIO_NOAUTOFLUSH   = (1 << 2),