PyImport_AppendInittab() took a char * as a first argument even though that

string was stored beyond the life of the call. Changed the signature to be
const char * to help make this point.

Closes issue #1419652.

Doc/c-api/import.rst

@@ -232,7 +232,7 @@ Importing Modules
    tricks with this to provide a dynamically created collection of frozen modules.
 
 
-.. cfunction:: int PyImport_AppendInittab(char *name, void (*initfunc)(void))
+.. cfunction:: int PyImport_AppendInittab(const char *name, void (*initfunc)(void))
 
    Add a single module to the existing table of built-in modules.  This is a
    convenience wrapper around :cfunc:`PyImport_ExtendInittab`, returning ``-1`` if

Misc/NEWS

@@ -692,6 +692,9 @@ Build
 C-API
 -----
 
+- Issue #1419652: Change the first argument to PyImport_AppendInittab() to
+  ``const char *`` as the string is stored beyond the call.
+
 - Some PyBytes_* aliases have been removed because they don't exist in 3.x.
 
 - Issue #5175: PyLong_AsUnsignedLongLong now raises OverflowError

Python/import.c

@@ -3376,7 +3376,7 @@ PyImport_ExtendInittab(struct _inittab *newtab)
 /* Shorthand to add a single entry given a name and a function */
 
 int
-PyImport_AppendInittab(char *name, void (*initfunc)(void))
+PyImport_AppendInittab(const char *name, void (*initfunc)(void))
 {
 	struct _inittab newtab[2];