ncurses 6.1 - patch 20190810

[ncurses.git] / ncurses / tinfo / tinfo_driver.c

diff --git a/ncurses/tinfo/tinfo_driver.c b/ncurses/tinfo/tinfo_driver.c
index 9b6dbb72174aa86c4370165faa3a492d8c7fc790..450cded0561e42d1a48bba70be87e87412ea894d 100644 (file)
--- a/ncurses/tinfo/tinfo_driver.c
+++ b/ncurses/tinfo/tinfo_driver.c
@@ -51,7 +51,7 @@
 # endif
 #endif
 
-MODULE_ID("$Id: tinfo_driver.c,v 1.64 2019/07/28 18:43:09 tom Exp $")
+MODULE_ID("$Id: tinfo_driver.c,v 1.66 2019/08/10 18:36:08 tom Exp $")
 
 /*
  * SCO defines TIOCGSIZE and the corresponding struct.  Other systems (SunOS,
@@ -188,6 +188,8 @@ drv_CanHandle(TERMINAL_CONTROL_BLOCK * TCB, const char *tname, int *errret)
        } else if (status == TGETENT_NO) {
            ret_error1(status, "unknown terminal type.\n",
                       tname, NO_COPY);
+       } else {
+           ret_error0(status, "unexpected return-code\n");
        }
     }
     result = TRUE;
@@ -1340,23 +1342,29 @@ drv_keyok(TERMINAL_CONTROL_BLOCK * TCB, int c, int flag)
        unsigned ch = (unsigned) c;
        if (flag) {
            while ((s = _nc_expand_try(sp->_key_ok,
-                                      ch, &count, (size_t) 0)) != 0
-                  && _nc_remove_key(&(sp->_key_ok), ch)) {
-               code = _nc_add_to_try(&(sp->_keytry), s, ch);
-               free(s);
-               count = 0;
-               if (code != OK)
-                   break;
+                                      ch, &count, (size_t) 0)) != 0) {
+               if (_nc_remove_key(&(sp->_key_ok), ch)) {
+                   code = _nc_add_to_try(&(sp->_keytry), s, ch);
+                   free(s);
+                   count = 0;
+                   if (code != OK)
+                       break;
+               } else {
+                   free(s);
+               }
            }
        } else {
            while ((s = _nc_expand_try(sp->_keytry,
-                                      ch, &count, (size_t) 0)) != 0
-                  && _nc_remove_key(&(sp->_keytry), ch)) {
-               code = _nc_add_to_try(&(sp->_key_ok), s, ch);
-               free(s);
-               count = 0;
-               if (code != OK)
-                   break;
+                                      ch, &count, (size_t) 0)) != 0) {
+               if (_nc_remove_key(&(sp->_keytry), ch)) {
+                   code = _nc_add_to_try(&(sp->_key_ok), s, ch);
+                   free(s);
+                   count = 0;
+                   if (code != OK)
+                       break;
+               } else {
+                   free(s);
+               }
            }
        }
     }