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diff -urN gdb-8.2.1.orig/gdb/python/python.c gdb-8.2.1/gdb/python/python.c
--- gdb-8.2.1.org/gdb/python/python.c 2019-01-04 12:48:32.440687758 +0100
+++ gdb-8.2.1/gdb/python/python.c 2019-01-04 12:54:09.917677688 +0100
@@ -1727,6 +1727,15 @@
#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 ();
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