editline: Avoid shifting a negative signed value.

clang 4.0 warned about this.

ASTERISK-27630

Change-Id: Ie2725048c661c1792d8b1d498575144350b6e9ba

diff --git a/main/editline/el.h b/main/editline/el.h
index 641081e87455007262e60c7fef5c237da9430abc..386d84cce24ec42815b7bfd3599d191b6bed0755 100644 (file)
--- a/main/editline/el.h
+++ b/main/editline/el.h
@@ -55,9 +55,9 @@
 
 #define        EL_BUFSIZ       1024            /* Maximum line size            */
 
-#define        HANDLE_SIGNALS  1<<0
-#define        NO_TTY          1<<1
-#define        EDIT_DISABLED   1<<2
+#define        HANDLE_SIGNALS  0x01
+#define        NO_TTY          0x02
+#define        EDIT_DISABLED   0x04
 
 typedef int bool_t;                    /* True or not                  */