* fhandler_serial.cc: Use must_init_serial_line capability throughout.

* wincap.cc: Set flag must_init_serial_line appropriately.
	* wincap.h: Add flag must_init_serial_line.

winsup/cygwin/ChangeLog

@@ -1,3 +1,9 @@
+2002-07-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fhandler_serial.cc: Use must_init_serial_line capability throughout.
+	* wincap.cc: Set flag must_init_serial_line appropriately.
+	* wincap.h: Add flag must_init_serial_line.
+
 2002-07-23  Corinna Vinschen  <corinna@vinschen.de>
 
 	* security.cc (get_group_sidlist): Create group list from /etc files

winsup/cygwin/fhandler_serial.cc

@@ -272,7 +272,7 @@ fhandler_serial::open (path_conv *, int flags, mode_t mode)
   request TIOCMGET could return correct value of RTS and DTR lines.
   Important only for Win 9x systems */
 
-  if (!wincap.is_winnt ())
+  if (wincap.must_init_serial_line ())
     {
       if (EscapeCommFunction (get_handle (), SETDTR) == 0)
 	system_printf ("couldn't set initial state of DTR for %s, %E", get_name ());
@@ -409,7 +409,7 @@ fhandler_serial::ioctl (unsigned int cmd, void *buffer)
 	modemStatus |= TIOCM_RI;
       if (modemLines & MS_RLSD_ON)
 	modemStatus |= TIOCM_CD;
-      if (!wincap.is_winnt ())
+      if (wincap.must_init_serial_line ())
 	modemStatus |= rts | dtr;
       else
 	{

winsup/cygwin/wincap.cc

@@ -46,6 +46,7 @@ static NO_COPY wincaps wincap_unknown = {
   has_valid_processorlevel:false,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_95 = {
@@ -83,6 +84,7 @@ static NO_COPY wincaps wincap_95 = {
   has_valid_processorlevel:false,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_95osr2 = {
@@ -120,6 +122,7 @@ static NO_COPY wincaps wincap_95osr2 = {
   has_valid_processorlevel:false,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_98 = {
@@ -157,6 +160,7 @@ static NO_COPY wincaps wincap_98 = {
   has_valid_processorlevel:true,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_98se = {
@@ -194,6 +198,7 @@ static NO_COPY wincaps wincap_98se = {
   has_valid_processorlevel:true,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_me = {
@@ -231,6 +236,7 @@ static NO_COPY wincaps wincap_me = {
   has_valid_processorlevel:true,
   has_64bit_file_access:false,
   has_process_io_counters:false,
+  must_init_serial_line:true,
 };
 
 static NO_COPY wincaps wincap_nt3 = {
@@ -268,6 +274,7 @@ static NO_COPY wincaps wincap_nt3 = {
   has_valid_processorlevel:true,
   has_64bit_file_access:true,
   has_process_io_counters:false,
+  must_init_serial_line:false,
 };
 
 static NO_COPY wincaps wincap_nt4 = {
@@ -305,6 +312,7 @@ static NO_COPY wincaps wincap_nt4 = {
   has_valid_processorlevel:true,
   has_64bit_file_access:true,
   has_process_io_counters:false,
+  must_init_serial_line:false,
 };
 
 static NO_COPY wincaps wincap_nt4sp4 = {
@@ -342,6 +350,7 @@ static NO_COPY wincaps wincap_nt4sp4 = {
   has_valid_processorlevel:true,
   has_64bit_file_access:true,
   has_process_io_counters:false,
+  must_init_serial_line:false,
 };
 
 static NO_COPY wincaps wincap_2000 = {
@@ -379,6 +388,7 @@ static NO_COPY wincaps wincap_2000 = {
   has_valid_processorlevel:true,
   has_64bit_file_access:true,
   has_process_io_counters:true,
+  must_init_serial_line:false,
 };
 
 static NO_COPY wincaps wincap_xp = {
@@ -416,6 +426,7 @@ static NO_COPY wincaps wincap_xp = {
   has_valid_processorlevel:true,
   has_64bit_file_access:true,
   has_process_io_counters:true,
+  must_init_serial_line:false,
 };
 
 wincapc wincap;

winsup/cygwin/wincap.h

@@ -47,6 +47,7 @@ struct wincaps
   unsigned has_valid_processorlevel			: 1;
   unsigned has_64bit_file_access			: 1;
   unsigned has_process_io_counters                      : 1;
+  unsigned must_init_serial_line                        : 1;
 };
 
 class wincapc
@@ -98,6 +99,7 @@ public:
   bool  IMPLEMENT (has_valid_processorlevel)
   bool  IMPLEMENT (has_64bit_file_access)
   bool  IMPLEMENT (has_process_io_counters)
+  bool  IMPLEMENT (must_init_serial_line)
 
 #undef IMPLEMENT
 };