(dump_aggregate_info) Properly test whether the destination variable

[pspp] / src / postscript.c

diff --git a/src/postscript.c b/src/postscript.c
index 4a2fab0b5848e82f45adec32feb7fb36c5dc8eea..ebad2472655f1d25734edce3744ea3d6c740576f 100644 (file)
--- a/src/postscript.c
+++ b/src/postscript.c
@@ -267,6 +267,7 @@ static unsigned hash_font_entry (const void *, void *param);
 static void free_font_entry (void *, void *foo);
 static struct font_entry *load_font (struct outp_driver *, const char *dit);
 static void init_fonts (void);
+static void done_fonts (void);
 
 static void dump_lines (struct outp_driver *this);
 
@@ -297,6 +298,8 @@ ps_open_global (struct outp_class *this UNUSED)
 static int
 ps_close_global (struct outp_class *this UNUSED)
 {
+  groff_done ();
+  done_fonts ();
   return 1;
 }
 
@@ -2815,6 +2818,12 @@ init_fonts (void)
                         NULL, NULL);
 }
 
+static void
+done_fonts (void)
+{
+ hsh_destroy (ps_fonts);
+}
+
 /* Loads the font having Groff name DIT into THIS driver instance.
    Specifically, adds it into the THIS driver's `loaded' hash
    table. */
@@ -2862,6 +2871,28 @@ load_font (struct outp_driver *this, const char *dit)
   return fe;
 }
 
+
+void ps_chart_initialise(struct outp_class *c UNUSED, 
+                           struct chart *ch UNUSED);
+
+void ps_chart_finalise(struct outp_class *c UNUSED, 
+                         struct chart *ch UNUSED);
+
+
+void
+ps_chart_initialise(struct outp_class *c UNUSED, struct chart *ch )
+{
+  msg(MW, _("Charts are currently unsupported with postscript drivers."));
+  ch->lp = 0;
+}
+
+void 
+ps_chart_finalise(struct outp_class *c UNUSED, struct chart *ch UNUSED)
+{
+  
+}
+
+
 /* PostScript driver class. */
 struct outp_class postscript_class =
 {
@@ -2901,6 +2932,9 @@ struct outp_class postscript_class =
   ps_text_get_size,
   ps_text_metrics,
   ps_text_draw,
+
+  ps_chart_initialise,
+  ps_chart_finalise
 };
 
 /* EPSF driver class.  FIXME: Probably doesn't work right. */
@@ -2942,6 +2976,10 @@ struct outp_class epsf_class =
   ps_text_get_size,
   ps_text_metrics,
   ps_text_draw,
+
+  ps_chart_initialise,
+  ps_chart_finalise
+
 };
 
 #endif /* NO_POSTSCRIPT */