On Mon, 7 Mar 2011, Cedric BAIL wrote:

On Mon, Mar 7, 2011 at 6:41 AM, Enlightenment SVN
<no-re...@enlightenment.org> wrote:
Log:
fix weird segv I found when trying opengl mode in comp module on my desktop, waiting for 
someone to give me the "good job you did it correctly" before I backport since 
I probably didn't

Just reading the patch, seems like you added GLU as a dependency
without checking for it before ? Does evas already rely on GLU ?

glu is not checked. But first, why is glu needed (that is, which functions are part of its API) ?

Vincent


Author:       discomfitor
Date:         2011-03-06 21:41:49 -0800 (Sun, 06 Mar 2011)
New Revision: 57546
Trac:         http://trac.enlightenment.org/e/changeset/57546

Modified:
 trunk/evas/ChangeLog trunk/evas/src/modules/engines/gl_x11/evas_engine.h 
trunk/evas/src/modules/engines/gl_x11/evas_x_main.c

Modified: trunk/evas/ChangeLog
===================================================================
--- trunk/evas/ChangeLog        2011-03-06 23:28:37 UTC (rev 57545)
+++ trunk/evas/ChangeLog        2011-03-07 05:41:49 UTC (rev 57546)
@@ -135,3 +135,8 @@
 2011-02-27  Vincent Torri

       * Fixed static linking of the bmp, wbmp and tga loaders
+
+2011-03-07  Mike Blumenkrantz
+
+        * Fix segv when trying to set gl viewpoint with NULL ctx
+        * Add more verbose error message when glXMakeCurrent fails

Modified: trunk/evas/src/modules/engines/gl_x11/evas_engine.h
===================================================================
--- trunk/evas/src/modules/engines/gl_x11/evas_engine.h 2011-03-06 23:28:37 UTC 
(rev 57545)
+++ trunk/evas/src/modules/engines/gl_x11/evas_engine.h 2011-03-07 05:41:49 UTC 
(rev 57546)
@@ -24,7 +24,7 @@
 #   include <X11/Xutil.h>
 #   include <X11/extensions/Xrender.h>
 #   include <X11/Xresource.h> // xres - dpi
-#endif
+#  endif
 # else
 #  include <X11/Xlib.h>
 #  include <X11/Xatom.h>
@@ -32,6 +32,7 @@
 #  include <X11/extensions/Xrender.h>
 #  include <X11/Xresource.h> // xres - dpi
 #  include <GL/gl.h>
+#  include <GL/glu.h>
 #  include <GL/glext.h>
 #  include <GL/glx.h>
 # endif

Modified: trunk/evas/src/modules/engines/gl_x11/evas_x_main.c
===================================================================
--- trunk/evas/src/modules/engines/gl_x11/evas_x_main.c 2011-03-06 23:28:37 UTC 
(rev 57545)
+++ trunk/evas/src/modules/engines/gl_x11/evas_x_main.c 2011-03-07 05:41:49 UTC 
(rev 57546)
@@ -300,7 +300,7 @@
          {
             if (!glXMakeCurrent(gw->disp, gw->win, gw->context))
               {
-                  printf("Error: glXMakeCurrent(%p, 0x%x, %p) failed\n", (void 
*)gw->disp, (unsigned int)gw->win, (void *)gw->context);
+                  printf("Error: glXMakeCurrent(%p, 0x%x, %p) failed - '%s'\n", (void 
*)gw->disp, (unsigned int)gw->win, (void *)gw->context, gluErrorString(glGetError()));
                  eng_window_free(gw);
                  return NULL;
               }
@@ -531,7 +531,7 @@
 #endif
         }
     }
-   if (gw) evas_gl_common_context_use(gw->gl_context);
+   if (gw && gw->gl_context) evas_gl_common_context_use(gw->gl_context);
 }

 void


------------------------------------------------------------------------------
What You Don't Know About Data Connectivity CAN Hurt You
This paper provides an overview of data connectivity, details
its effect on application quality, and explores various alternative
solutions. http://p.sf.net/sfu/progress-d2d
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--
Cedric BAIL

------------------------------------------------------------------------------
What You Don't Know About Data Connectivity CAN Hurt You
This paper provides an overview of data connectivity, details
its effect on application quality, and explores various alternative
solutions. http://p.sf.net/sfu/progress-d2d
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------------------------------------------------------------------------------
What You Don't Know About Data Connectivity CAN Hurt You
This paper provides an overview of data connectivity, details
its effect on application quality, and explores various alternative
solutions. http://p.sf.net/sfu/progress-d2d
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