12 files changed, 25 insertions, 13 deletions
diff --git a/progs/xdemos/.cvsignore b/progs/xdemos/.gitignore
index 4adffda2d1..4adffda2d1 100644
--- a/progs/xdemos/.cvsignore
+++ b/progs/xdemos/.gitignore
diff --git a/progs/xdemos/Makefile b/progs/xdemos/Makefile
index 4ca8b107a2..ec85464bec 100644
--- a/progs/xdemos/Makefile
+++ b/progs/xdemos/Makefile
@@ -24,11 +24,11 @@ PROGS = glthreads \
 	pbinfo \
 	pbdemo \
 	wincopy \
-	xdemo \
 	xfont \
 	xrotfontdemo \
 	yuvrect_client
 
+# omit this XMesa API demo:	xdemo
 
 
 ##### RULES #####
diff --git a/progs/xdemos/glthreads.c b/progs/xdemos/glthreads.c
index 83413383dd..989697fbca 100644
--- a/progs/xdemos/glthreads.c
+++ b/progs/xdemos/glthreads.c
@@ -473,7 +473,7 @@ main(int argc, char *argv[])
 
       dpy = XOpenDisplay(displayName);
       if (!dpy) {
-         fprintf(stderr, "Unable to open display %s\n", displayName);
+         fprintf(stderr, "Unable to open display %s\n", XDisplayName(displayName));
          return -1;
       }
    }
diff --git a/progs/xdemos/glxcontexts.c b/progs/xdemos/glxcontexts.c
index fbc296ef62..a9ff326ed5 100644
--- a/progs/xdemos/glxcontexts.c
+++ b/progs/xdemos/glxcontexts.c
@@ -587,8 +587,8 @@ main(int argc, char *argv[])
 
    dpy = XOpenDisplay(dpyName);
    if (!dpy) {
-      printf("Error: couldn't open display %s\n",
-	     dpyName ? dpyName : getenv("DISPLAY"));
+      fprintf(stderr, "Error: couldn't open display %s\n",
+	      XDisplayName(dpyName));
       return -1;
    }
 
diff --git a/progs/xdemos/glxgears_fbconfig.c b/progs/xdemos/glxgears_fbconfig.c
index acbadd21ac..2dac00b75d 100644
--- a/progs/xdemos/glxgears_fbconfig.c
+++ b/progs/xdemos/glxgears_fbconfig.c
@@ -575,7 +575,7 @@ main(int argc, char *argv[])
 
    dpy = XOpenDisplay(dpyName);
    if (!dpy) {
-      printf("Error: couldn't open display %s\n", dpyName);
+      printf("Error: couldn't open display %s\n", XDisplayName(dpyName));
       return -1;
    }
 
diff --git a/progs/xdemos/glxheads.c b/progs/xdemos/glxheads.c
index 0145a70e91..b3290e90d5 100644
--- a/progs/xdemos/glxheads.c
+++ b/progs/xdemos/glxheads.c
@@ -57,7 +57,7 @@ static int NumHeads = 0;
 static void
 Error(const char *display, const char *msg)
 {
-   fprintf(stderr, "Error on display %s - %s\n", display, msg);
+   fprintf(stderr, "Error on display %s - %s\n", XDisplayName(display), msg);
    exit(1);
 }
 
diff --git a/progs/xdemos/glxinfo.c b/progs/xdemos/glxinfo.c
index fdd1c0523f..3e8e0be520 100644
--- a/progs/xdemos/glxinfo.c
+++ b/progs/xdemos/glxinfo.c
@@ -456,7 +456,19 @@ print_screen_info(Display *dpy, int scrnum, Bool allowDirect, GLboolean limits)
       }
       printf("display: %s  screen: %d\n", displayName, scrnum);
       free(displayName);
-      printf("direct rendering: %s\n", glXIsDirect(dpy, ctx) ? "Yes" : "No");
+      printf("direct rendering: ");
+      if (glXIsDirect(dpy, ctx)) {
+         printf("Yes\n");
+      } else {
+         if (!allowDirect) {
+            printf("No (-i specified)\n");
+         } else if (getenv("LIBGL_ALWAYS_INDIRECT")) {
+            printf("No (LIBGL_ALWAYS_INDIRECT set)\n");
+         } else {
+            printf("No (If you want to find out why, try setting "
+                   "LIBGL_DEBUG=verbose)\n");
+         }
+      }
       printf("server glx vendor string: %s\n", serverVendor);
       printf("server glx version string: %s\n", serverVersion);
       printf("server glx extensions:\n");
@@ -927,7 +939,7 @@ main(int argc, char *argv[])
 
    dpy = XOpenDisplay(displayName);
    if (!dpy) {
-      fprintf(stderr, "Error: unable to open display %s\n", displayName);
+      fprintf(stderr, "Error: unable to open display %s\n", XDisplayName(displayName));
       return -1;
    }
 
diff --git a/progs/xdemos/glxswapcontrol.c b/progs/xdemos/glxswapcontrol.c
index 0ed5ebe472..d9be984be5 100644
--- a/progs/xdemos/glxswapcontrol.c
+++ b/progs/xdemos/glxswapcontrol.c
@@ -749,7 +749,7 @@ main(int argc, char *argv[])
 
    dpy = XOpenDisplay(dpyName);
    if (!dpy) {
-      printf("Error: couldn't open display %s\n", dpyName);
+      printf("Error: couldn't open display %s\n", XDisplayName(dpyName));
       return -1;
    }
 
diff --git a/progs/xdemos/manywin.c b/progs/xdemos/manywin.c
index c9cca75134..cfea555210 100644
--- a/progs/xdemos/manywin.c
+++ b/progs/xdemos/manywin.c
@@ -59,7 +59,7 @@ static GLuint TexObj = 0;
 static void
 Error(const char *display, const char *msg)
 {
-   fprintf(stderr, "Error on display %s - %s\n", display, msg);
+   fprintf(stderr, "Error on display %s - %s\n", XDisplayName(display), msg);
    exit(1);
 }
 
diff --git a/progs/xdemos/opencloseopen.c b/progs/xdemos/opencloseopen.c
index 2e4de24c71..0b8d061843 100644
--- a/progs/xdemos/opencloseopen.c
+++ b/progs/xdemos/opencloseopen.c
@@ -91,7 +91,7 @@ make_window( const char * dpyName, const char *name,
 
    dpy = XOpenDisplay(dpyName);
    if (!dpy) {
-      printf("Error: couldn't open display %s\n", dpyName);
+      printf("Error: couldn't open display %s\n", XDisplayName(dpyName));
       exit(1);
    }
 
diff --git a/progs/xdemos/pbinfo.c b/progs/xdemos/pbinfo.c
index 88d93c8da6..b43adf1bb7 100644
--- a/progs/xdemos/pbinfo.c
+++ b/progs/xdemos/pbinfo.c
@@ -95,7 +95,7 @@ main(int argc, char *argv[])
    dpy = XOpenDisplay(dpyName);
 
    if (!dpy) {
-      printf("Error: couldn't open display %s\n", dpyName ? dpyName : ":0");
+      printf("Error: couldn't open display %s\n", XDisplayName(dpyName));
       return 1;
    }
 
diff --git a/progs/xdemos/yuvrect_client.c b/progs/xdemos/yuvrect_client.c
index 48f82cb759..e2b79a7c0e 100644
--- a/progs/xdemos/yuvrect_client.c
+++ b/progs/xdemos/yuvrect_client.c
@@ -296,7 +296,7 @@ main(int argc, char *argv[])
    dpy = XOpenDisplay(dpyName);
    if (!dpy) {
       printf("Error: couldn't open display %s\n",
-	     dpyName ? dpyName : getenv("DISPLAY"));
+	     XDisplayName(dpyName));
       return -1;
    }