# HG changeset patch
# User jwe
# Date 812681886 0
# Node ID 75e9ce7a1ce250c0f57156ae2849eff001c8892c
# Parent  a0ee25989b08e606636b26c100a15339781ecf02
[project @ 1995-10-03 00:55:47 by jwe]

diff -r a0ee25989b08 -r 75e9ce7a1ce2 src/user-prefs.cc
--- a/src/user-prefs.cc	Tue Oct 03 00:29:13 1995 +0000
+++ b/src/user-prefs.cc	Tue Oct 03 00:58:06 1995 +0000
@@ -49,6 +49,7 @@
   user_pref.define_all_return_values = 0;
   user_pref.do_fortran_indexing = 0;
   user_pref.empty_list_elements_ok = 0;
+  user_pref.gnuplot_has_multiplot = 0;
   user_pref.ignore_function_time_stamp = 0;
   user_pref.implicit_str_to_num_ok = 0;
   user_pref.ok_to_lose_imaginary_part = 0;
@@ -186,6 +187,18 @@
 }
 
 
+// Does gnuplot appear to support multiplot?
+
+int
+gnuplot_has_multiplot (void)
+{
+  user_pref.gnuplot_has_multiplot =
+    check_str_pref ("gnuplot_has_multiplot");
+
+  return 0;
+}
+
+
 // Should Octave always check to see if function files have changed
 // since they were last compiled?
 
diff -r a0ee25989b08 -r 75e9ce7a1ce2 src/user-prefs.h
--- a/src/user-prefs.h	Tue Oct 03 00:29:13 1995 +0000
+++ b/src/user-prefs.h	Tue Oct 03 00:58:06 1995 +0000
@@ -31,6 +31,7 @@
   int define_all_return_values;
   int do_fortran_indexing;
   int empty_list_elements_ok;
+  int gnuplot_supports_multiplot;
   int ignore_function_time_stamp;
   int implicit_str_to_num_ok;
   int ok_to_lose_imaginary_part;
@@ -81,6 +82,7 @@
 extern int define_all_return_values (void);
 extern int do_fortran_indexing (void);
 extern int empty_list_elements_ok (void);
+extern int gnuplot_supports_multiplot (void);
 extern int ignore_function_time_stamp (void);
 extern int implicit_str_to_num_ok (void);
 extern int ok_to_lose_imaginary_part (void);
diff -r a0ee25989b08 -r 75e9ce7a1ce2 src/variables.cc
--- a/src/variables.cc	Tue Oct 03 00:29:13 1995 +0000
+++ b/src/variables.cc	Tue Oct 03 00:58:06 1995 +0000
@@ -1672,6 +1672,16 @@
 	  sv_gnuplot_binary,
     "path to gnuplot binary");
 
+#ifdef GNUPLOT_HAS_MULTIPLOT
+  double gnuplot_has_multiplot = "true";
+#else
+  double gnuplot_has_multiplot = "false";
+#endif
+
+  DEFVAR ("gnuplot_has_multiplot", SBV_gnuplot_has_multiplot,
+	  gnuplot_has_multiplot, 0, gnuplot_has_multiplot,
+    "true if gnuplot supports multiplot, false otherwise");
+
   DEFCONST ("i", SBV_i, Complex (0.0, 1.0), 1, 0,
     "sqrt (-1)");