Added debug statements.

Author: jkohnert

src/gdlgstream.hpp

@@ -233,6 +233,8 @@ class GDLGStream: public plstream
   }
 
   static bool checkPlplotDriver(const char *driver) {
+     // debug pipeline -> Remove before merge
+     fprintf(stderr, "Checking driver dir: %s\n", driver);
   int numdevs = 128;
   const char **devlongnames = (const char**) malloc(numdevs * sizeof (char*));
   const char **devnames = (const char**) malloc(numdevs * sizeof (char*));
@@ -244,6 +246,8 @@ class GDLGStream: public plstream
      break;
     }
   }
+    // debug pipeline -> Remove before merge
+    fprintf(stderr, "Checking driver dir '%s' reported driver found: %d\n", driver, found);
     free(devlongnames);
     free(devnames);
     return found;