Description: source: graphics display: short description string
 Implement for each graphic display a short_description string which is printed
 in the banner (when appropriate, given that for some system this information
 is already provided); meant to be suggested to the upstream maintainer.
Origin: debian
Forwarded: by email
Author: Jerome Benoit <calculus@rezozer.net>
Last-Update: 2020-11-14

--- a/src/proto.h
+++ b/src/proto.h
@@ -28,7 +28,8 @@
 #ifdef MPI_EVOLVER
 #include "mpi_proto.h"
 #endif
- 
+
+extern char *evolver_display_short_description;
 void set_graphics_title(int, char*);
 void affinity_mongering(void); // Windows only
 void free_element_lists(void);
--- a/src/nulgraph.c
+++ b/src/nulgraph.c
@@ -7,6 +7,8 @@
 
 #include "include.h"
 
+char *evolver_display_short_description = NULL /* "no X support" */ ;
+
 /* callable null functions of the right types */
 void null_start (void) {}
 void null_edge(struct graphdata * g,edge_id id) {}
--- a/src/glutgraph.c
+++ b/src/glutgraph.c
@@ -72,6 +72,8 @@
 
 #include "include.h"
 
+char *evolver_display_short_description = "OpenGL/GLUT display";
+
 char *gl_errors[6] = {
     "GL_INVALID_ENUM: Given when an enumeration parameter is not a legal enumeration for that function. This is given only for local problems; if the spec allows the enumeration in certain circumstances, and other parameters or state dictate those circumstances, then GL_INVALID_OPERATION is the result instead.",
     "GL_INVALID_VALUE1: Given when a value parameter is not a legal value for that function. This is only given for local problems; if the spec allows the value in certain circumstances, and other parameters or state dictate those circumstances, then GL_INVALID_OPERATION is the result instead. ",
--- a/src/tmain.c
+++ b/src/tmain.c
@@ -216,6 +216,13 @@
   outstring(msg);
 #endif
 
+#if !defined(_WIN64) && !defined(WIN32) /* see definition of VERSION in variable.c */
+	if (evolver_display_short_description != NULL)
+	{	sprintf(msg,"Built with %s.\n",evolver_display_short_description);
+		outstring(msg);
+	}
+#endif
+
 #ifdef MPI_EVOLVER
   MPI_Barrier(MPI_COMM_WORLD); /* wait for everybody to print */
 #endif