From 83bd77d41e39def0ffb43560a38806fe4c010f6f Mon Sep 17 00:00:00 2001
From: Greg Hudson <ghudson@mit.edu>
Date: Sun, 24 May 1998 00:48:03 +0000
Subject: Add a -loc flag to specify alternative auxiliary location information
 instead of the display name or tty.

---
 zwgc/main.c   | 15 +++++++++++++--
 zwgc/main.h   |  1 +
 zwgc/zephyr.c |  7 +++++--
 zwgc/zwgc.1   | 19 ++++++++++++++-----
 4 files changed, 33 insertions(+), 9 deletions(-)

(limited to 'zwgc')

diff --git a/zwgc/main.c b/zwgc/main.c
index 4a50952..0cc5145 100644
--- a/zwgc/main.c
+++ b/zwgc/main.c
@@ -67,6 +67,12 @@ char *progname = NULL;
 
 char *subscriptions_filename_override = NULL;
 
+/*
+ * location_override - <<<>>> export!
+ */
+
+char *location_override = NULL;
+
 /****************************************************************************/
 /*                                                                          */
 /*             Code to deal with reading in the description file:           */
@@ -147,13 +153,13 @@ void usage()
 #ifdef DEBUG
     fprintf(stderr, "\
 zwgc: usage: zwgc [-debug] [-f <filename>] [-subfile <filename>]\n\
-                  [-ttymode] [-nofork] [-reenter]\n\
+                  [-ttymode] [-nofork] [-reenter] [-loc text]\n\
                   [-default <driver>] {-disable <driver>}*\n\
                   [output driver options]\n");
 #else
     fprintf(stderr, "\
 zwgc: usage: zwgc [-f <filename>] [-subfile <filename>]\n\
-                  [-ttymode] [-nofork] [-reenter]\n\
+                  [-ttymode] [-nofork] [-reenter] [-loc text]\n\
                   [-default <driver>] {-disable <driver>}*\n\
                   [output driver options]\n");
 #endif
@@ -229,6 +235,11 @@ int main(argc, argv)
 	    dofork = 0;
 	} else if (string_Eq(*current, "-reenter")) {
 	    argc--;			/* just throw it away */
+	} else if (string_Eq(*current, "-loc")) {
+	    argc -= 2; current++;
+	    if (!*current)
+	      usage();
+	    location_override = *current;
 	} else
 	  *(new)++ = *current;
     }
diff --git a/zwgc/main.h b/zwgc/main.h
index 0af201e..ef9146e 100644
--- a/zwgc/main.h
+++ b/zwgc/main.h
@@ -21,6 +21,7 @@
 
 extern char *progname;
 extern char *subscriptions_filename_override;
+extern char *location_override;
 
 /*
  *    void usage()
diff --git a/zwgc/zephyr.c b/zwgc/zephyr.c
index ded5e01..d15091b 100644
--- a/zwgc/zephyr.c
+++ b/zwgc/zephyr.c
@@ -35,6 +35,7 @@ static const char rcsid_zephyr_c[] = "$Id$";
 #include "subscriptions.h"
 #include "variables.h"
 #include "pointer.h"
+#include "main.h"
 #ifndef X_DISPLAY_MISSING
 #include "X_driver.h"
 #endif
@@ -141,9 +142,11 @@ void zephyr_init(notice_handler)
     }
 
     /* Set hostname and tty for locations.  If we support X, use the
-     * display string for the tty name. */
+     * display string for the default tty name. */
+    if (location_override)
+	tty = location_override;
 #ifndef X_DISPLAY_MISSING
-    if (dpy)
+    else if (dpy)
 	tty = DisplayString(dpy);
 #endif
     error_code = ZInitLocationInfo(NULL, tty);
diff --git a/zwgc/zwgc.1 b/zwgc/zwgc.1
index 379b13f..3246978 100644
--- a/zwgc/zwgc.1
+++ b/zwgc/zwgc.1
@@ -44,6 +44,8 @@ zwgc \- Zephyr Windowgram Client program
 .I filename
 ] [ \-subfile
 .I filename
+] [ \-loc
+.I text
 ] [ \-default
 .I portname
 ] [ \-disable 
@@ -910,11 +912,10 @@ is normally invoked from
 .IR $HOME/.xsession ,
 or 
 .I /usr/athena/lib/init/xsession
-in the foreground
-and with no arguments. When it has successfully set your location, it
-will put itself into the background (unless the \-nofork option has been
-specified). At this point it is safe to
-invoke additional zephyr commands, such as 
+in the foreground. When it has successfully set your location and
+obtained subscriptions, it will put itself into the background (unless
+the \-nofork option has been specified). At this point it is safe to
+invoke additional zephyr commands, such as
 .IR znol (1).
 (You can also put these commands in the
 .I initprogs
@@ -945,6 +946,14 @@ option is specified,
 will ignore any X display and use the terminal as its primary output
 device.  This flag overrides any setting of the fallback variable.
 .PP
+If the
+.I \-loc
+option is specified,
+.I zwgc
+will use the specified string as the tty field for the location it
+sets.  This allows users to potentially specify more useful auxiliary
+information than their ttys or display names.
+.PP
 The
 .I \-reenter
 option is provided for compatibility with the previous version of
-- 
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