cygwin directory changes:

* environ.cc (tty_is_gone): Delete.
	(known): Delete tty, add wincmdln.
	* globals.cc: Reorganize list of environment bools, remove explicit =
	false for slight load time optimization.
	(wincmdln): New global.
	* spawn.cc (child_info_spawn::worker): Honor wincmdln.

doc directory changes:
	* new-features.sgml (ov-new1.7.23): Add new section.  Mention wincmdln.
	* cygwinenv.xml: Mention wincmdln.

winsup/cygwin/ChangeLog

@@ -1,3 +1,12 @@
+2013-07-26  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* environ.cc (tty_is_gone): Delete.
+	(known): Delete tty, add wincmdln.
+	* globals.cc: Reorganize list of environment bools, remove explicit =
+	false for slight load time optimization.
+	(wincmdln): New global.
+	* spawn.cc (child_info_spawn::worker): Honor wincmdln.
+
 2013-07-23  Corinna Vinschen  <corinna@vinschen.de>
 
 	* ntdll.h (struct _SEMAPHORE_BASIC_INFORMATION): Define.

winsup/cygwin/environ.cc

@@ -76,19 +76,6 @@ set_proc_retry (const char *buf)
   child_info::retry_count = strtoul (buf, NULL, 0);
 }
 
-static void
-tty_is_gone (const char *buf)
-{
-  if (!user_shared->warned_notty)
-    {
-      small_printf ("\"tty\" option detected in CYGWIN environment variable.\n"
-		    "CYGWIN=tty is no longer supported.  Please remove it from your\n"
-		    "CYGWIN environment variable and use a terminal emulator like mintty,\n"
-		    "xterm, or rxvt.\n");
-      user_shared->warned_notty = 1;
-    }
-}
-
 static void
 set_winsymlinks (const char *buf)
 {
@@ -146,7 +133,7 @@ static struct parse_thing
   {"pipe_byte", {&pipe_byte}, setbool, NULL, {{false}, {true}}},
   {"proc_retry", {func: set_proc_retry}, isfunc, NULL, {{0}, {5}}},
   {"reset_com", {&reset_com}, setbool, NULL, {{false}, {true}}},
-  {"tty", {func: tty_is_gone}, isfunc, NULL, {{0}, {0}}},
+  {"wincmdln", {&wincmdln}, setbool, NULL, {{false}, {true}}},
   {"winsymlinks", {func: set_winsymlinks}, isfunc, NULL, {{0}, {0}}},
   {NULL, {0}, setdword, 0, {{0}, {0}}}
 };

winsup/cygwin/fhandler_tty.cc

@@ -96,7 +96,7 @@ fhandler_pty_common::__acquire_output_mutex (const char *fn, int ln,
 {
   if (strace.active ())
     strace.prntf (_STRACE_TERMIOS, fn, "(%d): pty output_mutex (%p): waiting %d ms", ln, output_mutex, ms);
-  if (ms == INFINITE)
+  if (0 && ms == INFINITE)
     ms = 100;
   DWORD res = WaitForSingleObject (output_mutex, ms);
   if (res == WAIT_OBJECT_0)
@@ -145,6 +145,9 @@ fhandler_pty_common::__release_output_mutex (const char *fn, int ln)
 void
 fhandler_pty_master::doecho (const void *str, DWORD len)
 {
+  static char buf[128 * 1024];
+  int buflen = process_slave_output (buf, sizeof (buf), false);
+  puts_readahead (buf, buflen);
   acquire_output_mutex (INFINITE);
   if (!WriteFile (to_master, str, len, &len, NULL))
     termios_printf ("Write to %p failed, %E", to_master);

winsup/cygwin/globals.cc

@@ -67,12 +67,13 @@ int NO_COPY dynamically_loaded;
 
 /* Some CYGWIN environment variable variables. */
 bool allow_glob = true;
-bool ignore_case_with_glob = false;
+bool detect_bloda;
 bool dos_file_warning = true;
+bool ignore_case_with_glob;
+bool pipe_byte;
+bool reset_com;
+bool wincmdln;
 winsym_t allow_winsymlinks = WSYM_sysfile;
-bool reset_com = false;
-bool pipe_byte = false;
-bool detect_bloda = false;
 
 bool NO_COPY in_forkee;
 

winsup/cygwin/release/1.7.23

@@ -5,6 +5,9 @@ What's new:
 What changed:
 -----------
 
+- Added CYGWIN environment variable keyword which causes the full windows command
+  line (<=32K) to always be sent to subprocesses.
+  See: http://cygwin.com/ml/cygwin/2013-07/threads.html#00523
 
 Bug fixes:
 ----------

winsup/cygwin/spawn.cc

@@ -407,7 +407,8 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
 	  moreinfo->argc = newargv.argc;
 	  moreinfo->argv = newargv;
 	}
-      else if (!cmd.fromargv (newargv, real_path.get_win32 (),
+      if ((wincmdln || !real_path.iscygexec ())
+	   && !cmd.fromargv (newargv, real_path.get_win32 (),
 			     real_path.iscygexec ()))
 	{
 	  res = -1;

winsup/cygwin/update-copyright

@@ -54,10 +54,10 @@ sub update_maybe($%) {
     while (<>) {
 	if ($copyright) {
 	    push @file, $_;
-	} elsif (/^(?:dnl\s|[#\s]*)Copyright/o) {
+	} elsif (/^(?:dnl\s|.*"|[#\s]*)Copyright/o) {
 	    $copyright = $_;
 	    $copyright .= scalar <> while $copyright =~ /,\s*$/o;
-	    if ($copyright !~ /Red Hat, Inc\.\n/o) {
+	    if ($copyright !~ /Red Hat, Inc\.(?: 1996\s*-\s*.*)?\n/so) {
 		push @file, $copyright;
 		next;
 	    }

winsup/doc/ChangeLog

@@ -1,3 +1,8 @@
+2013-07-26  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* new-features.sgml (ov-new1.7.23): Add new section.  Mention wincmdln.
+	* cygwinenv.xml: Mention wincmdln.
+
 2013-07-25  Corinna Vinschen  <corinna@vinschen.de>
 
 	* gcc.xml (gcc-64): Fix example.

winsup/doc/cygwinenv.xml

@@ -81,6 +81,12 @@ to 9600-8-N-1 with no flow control when used. This is done at open
 time and when handles are inherited.  Defaults to set.</para>
 </listitem>
 
+<listitem>
+<para><envar>(no)wincmdln</envar> - if set, the windows complete command
+line (truncated to ~32K) will be passed on any processes that it creates
+in addition to the normal UNIX argv list.  Defaults to not set.</para>
+</listitem>
+
 <listitem>
 <para><envar>winsymlinks:{lnk,native,nativestrict}</envar> - if set to just
 <literal>winsymlinks</literal> or <literal>winsymlinks:lnk</literal>,

winsup/doc/new-features.xml

@@ -4,6 +4,19 @@
 
 <sect1 id="ov-new1.7"><title>What's new and what changed in Cygwin 1.7</title>
 
+<sect2 id="ov-new1.7.23"><title>What's new and what changed from 1.7.22 to 1.7.23</title>
+
+<itemizedlist mark="bullet">
+
+<listitem><para>
+Added CYGWIN environment variable keyword "wincmdln" which causes Cygwin to send the full
+windows command line to any subprocesses.
+</para></listitem>
+
+</itemizedlist>
+
+</sect2>
+
 <sect2 id="ov-new1.7.22"><title>What's new and what changed from 1.7.21 to 1.7.22</title>
 
 <itemizedlist mark="bullet">