adapt _write_ functions to new prototype

c/src/ChangeLog

@@ -1,3 +1,10 @@
+2010-04-10	Thomas Doerfler <Thomas.Doerfler@embedded-brains.de>
+
+	* libchip/serial/serial.h, serial/mc68681.c, serial/mc68681_p.h,
+	serial/ns16550.c, serial/ns16550_p.h, serial/serial.h,
+	serial/z85c30.c, serial/z85c30_p.h: adapt _write_ functions to new
+	prototype
+
 2010-04-08	Joel Sherrill <joel.sherrilL@OARcorp.com>
 
 	* libchip/ide/ata.c: Change missed use of ATA_USE_OLD_EXCEPTIONS to

c/src/libchip/serial/mc68681.c

@@ -448,10 +448,10 @@ MC68681_STATIC void mc68681_initialize_interrupts(int minor)
  *  Console Termios output entry point when using interrupt driven output.
  */
 
-MC68681_STATIC int mc68681_write_support_int(
+MC68681_STATIC ssize_t mc68681_write_support_int(
   int         minor,
   const char *buf,
-  int         len
+  size_t      len
 )
 {
   uint32_t        Irql;
@@ -481,7 +481,7 @@ MC68681_STATIC int mc68681_write_support_int(
     (*setReg)(pMC68681_port, MC68681_TX_BUFFER, *buf);
   rtems_interrupt_enable(Irql);
 
-  return 1;
+  return 0;
 }
 
 /*
@@ -491,10 +491,10 @@ MC68681_STATIC int mc68681_write_support_int(
  *
  */
 
-MC68681_STATIC int mc68681_write_support_polled(
+MC68681_STATIC ssize_t mc68681_write_support_polled(
   int         minor,
   const char *buf,
-  int         len
+  size_t      len
 )
 {
   int nwrite = 0;

c/src/libchip/serial/mc68681_p.h

@@ -279,16 +279,16 @@ MC68681_STATIC void mc68681_write_polled(
 
 MC68681_STATIC void mc68681_initialize_interrupts(int minor);
 
-MC68681_STATIC int mc68681_write_support_int(
+MC68681_STATIC ssize_t mc68681_write_support_int(
   int   minor,
   const char *buf,
-  int   len
+  size_t len
 );
 
-MC68681_STATIC int mc68681_write_support_polled(
+MC68681_STATIC ssize_t mc68681_write_support_polled(
   int   minor,
   const char *buf,
-  int   len
+  size_t   len
   );
 
 MC68681_STATIC int mc68681_inbyte_nonblocking_polled(

c/src/libchip/serial/ns16550.c

@@ -531,10 +531,10 @@ NS16550_STATIC void ns16550_process( int minor)
  *
  * Returns always zero.
  */
-NS16550_STATIC int ns16550_write_support_int(
+NS16550_STATIC ssize_t ns16550_write_support_int(
   int minor,
   const char *buf,
-  int len
+  size_t len
 )
 {
   console_tbl *c = &Console_Port_Tbl [minor];
@@ -659,10 +659,10 @@ NS16550_STATIC void ns16550_initialize_interrupts( int minor)
  *
  */
 
-NS16550_STATIC int ns16550_write_support_polled(
+NS16550_STATIC ssize_t ns16550_write_support_polled(
   int         minor,
   const char *buf,
-  int         len
+  size_t      len
 )
 {
   int nwrite = 0;

c/src/libchip/serial/ns16550_p.h

@@ -171,16 +171,16 @@ NS16550_STATIC int ns16550_negate_DTR(
 
 NS16550_STATIC void ns16550_initialize_interrupts(int minor);
 
-NS16550_STATIC int ns16550_write_support_int(
+NS16550_STATIC ssize_t ns16550_write_support_int(
   int   minor,
   const char *buf,
-  int   len
+  size_t len
 );
 
-NS16550_STATIC int ns16550_write_support_polled(
+NS16550_STATIC ssize_t ns16550_write_support_polled(
   int   minor,
   const char *buf,
-  int   len
+  size_t len
   );
 
 NS16550_STATIC int ns16550_inbyte_nonblocking_polled(

c/src/libchip/serial/serial.h

@@ -35,7 +35,7 @@ typedef struct _console_fns {
   int     (*deviceFirstOpen)(int major, int minor, void *arg);
   int     (*deviceLastClose)(int major, int minor, void *arg);
   int     (*deviceRead)(int minor);
-  int     (*deviceWrite)(int minor, const char *buf, int len);
+  ssize_t (*deviceWrite)(int minor, const char *buf, size_t len);
   void    (*deviceInitialize)(int minor);
   void    (*deviceWritePolled)(int minor, char cChar);
   int     (*deviceSetAttributes)(int minor, const struct termios *t);

c/src/libchip/serial/z85c30.c

@@ -743,10 +743,10 @@ Z85C30_STATIC void z85c30_initialize_interrupts(
  *
  */
 
-Z85C30_STATIC int z85c30_write_support_int(
+Z85C30_STATIC ssize_t z85c30_write_support_int(
   int   minor,
   const char *buf,
-  int   len)
+  size_t len)
 {
   uint32_t       Irql;
   uint32_t       ulCtrlPort;
@@ -778,7 +778,7 @@ Z85C30_STATIC int z85c30_write_support_int(
     (*setReg)(ulCtrlPort, SCC_WR0_SEL_WR8, *buf);
   rtems_interrupt_enable(Irql);
 
-  return 1;
+  return 0;
 }
 
 /*
@@ -820,10 +820,10 @@ Z85C30_STATIC int z85c30_inbyte_nonblocking_polled(
  *
  */
 
-Z85C30_STATIC int z85c30_write_support_polled(
+Z85C30_STATIC ssize_t z85c30_write_support_polled(
   int   minor,
   const char *buf,
-  int   len)
+  size_t len)
 {
   int nwrite=0;
 

c/src/libchip/serial/z85c30_p.h

@@ -381,16 +381,16 @@ Z85C30_STATIC int z85c30_negate_DTR(
 
 Z85C30_STATIC void z85c30_initialize_interrupts(int minor);
 
-Z85C30_STATIC int z85c30_write_support_int(
+Z85C30_STATIC ssize_t z85c30_write_support_int(
   int   minor,
   const char *buf,
-  int   len
+  size_t len
 );
 
-Z85C30_STATIC int z85c30_write_support_polled(
+Z85C30_STATIC ssize_t z85c30_write_support_polled(
   int   minor,
   const char *buf,
-  int   len
+  size_t len
 );
 
 Z85C30_STATIC int z85c30_inbyte_nonblocking_polled(