util/crossgcc/patches/gdb-7.12_pythonhome.patch

diff -urN gdb-7.12.orig/gdb/python/python.c gdb-7.12/gdb/python/python.c
--- gdb-7.12.orig/gdb/python/python.c	2016-02-09 19:19:39.000000000 -0800
+++ gdb-7.12/gdb/python/python.c	2016-04-21 17:45:39.119833428 -0700
@@ -1748,6 +1748,15 @@
 #endif
 #endif
 
+  char readlinkbuffer[BUFSIZ];
+  int readlinks = readlink("/proc/self/exe", readlinkbuffer, BUFSIZ - 1);
+  readlinkbuffer[readlinks] = 0;
+  char *executeablepath = dirname(readlinkbuffer);
+  char *pythonhome = malloc(strlen(executeablepath) + strlen("/../") + 2);
+  strcpy(pythonhome, executeablepath);
+  strcat(pythonhome, "/../");
+  setenv("PYTHONHOME", pythonhome, 1);
+
   Py_Initialize ();
   PyEval_InitThreads ();