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-rw-r--r--ext/readline/readline.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index aa481ad719..af7e029d1c 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -83,7 +83,9 @@ readline_readline(argc, argv, self)
rl_cleanup_after_signal();
#elif defined HAVE_RL_DEPREP_TERM_FUNCTION
/* restore terminal mode */
- (*rl_deprep_term_function)();
+ if (rl_deprep_term_function != NULL) /* NULL in libedit. [ruby-dev:29116] */
+ (*rl_deprep_term_function)();
+ else
#else
rl_deprep_terminal();
#endif