Clarify the wintty purpose and syntax.

  Still some todos: an option to just abort user feedback and close the
  window instantly upon loosing the stdin pipe, allow the stdin pipe to
  be tee'ed on win32, and still add some graceful error handling for a
  real-world deployment.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89110 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/support/win32/wintty.c b/support/win32/wintty.c
index 28c5979cce081a3ea5657373f3ea3b96f9590daa..6aad446cb423c4ec217872508f14c0e3396e7017 100644 (file)
--- a/support/win32/wintty.c
+++ b/support/win32/wintty.c
@@ -71,14 +71,18 @@
 #include <windows.h>
 
 const char *options = 
-"Syntax: wintty [opts] [-?]\n\n"
+"\nwintty: a utility for echoing the stdin stream to a new console window,\n"
+"\teven when invoked from within a service (such as the Apache server.)\n"
+"\tAlso reflects the console input back to the stdout stream, allowing\n"
+"\tthe operator to respond to prompts from the context of a service.\n\n"
+"Syntax: %s [opts]\n\n"
 "  opts: -c{haracter}   or -l{ine} input\n"
 "\t-q{uiet}       or -e{cho} input\n"
-"\topts: -u{nprocessed} or -p{rocessed} input\n"
-"\topts: -n{owrap}      or -w{rap} output lines\n"
-"\topts: -f{ormatted}   or -r{aw} output lines\n"
-"\topts: -v{erbose} error checking\n"
-"\topts: -? for this message\n\n";
+"\t-u{nprocessed} or -p{rocessed} input\n"
+"\t-n{owrap}      or -w{rap} output lines\n"
+"\t-f{ormatted}   or -r{aw} output lines\n"
+"\t-v{erbose} error checking\n"
+"\t-? for this message\n\n";
 
 HANDLE herrout;
 BOOL verbose = FALSE;
@@ -112,6 +116,7 @@ int main(int argc, char** argv)
     DWORD tid;
     DWORD len;
     BOOL isservice = FALSE;
+    char *arg0 = argv[0];
 
     while (--argc) {
         ++argv;
@@ -145,7 +150,7 @@ int main(int argc, char** argv)
                     --argc;
                     break;
                 case '?':
-                    printf(options);
+                    printf(options, arg0);
                     exit(1);
                default:
                     printf("wintty option %s not recognized, use -? for help.\n\n", *argv);