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- To: vim-dev@vim.org
- Subject: Patch 7.0.077
- Fcc: outbox
- From: Bram Moolenaar <Bram@moolenaar.net>
- Mime-Version: 1.0
- Content-Type: text/plain; charset=ISO-8859-1
- Content-Transfer-Encoding: 8bit
- ------------
-
- Patch 7.0.077
- Problem: ":unlet v:this_session" causes a crash. (Marius Roets)
- Solution: When trying to unlet a fixed variable give an error message.
- Files: src/eval.c
-
-
- *** ../vim-7.0.076/src/eval.c Tue Aug 29 21:59:25 2006
- --- src/eval.c Sat Sep 2 13:43:20 2006
- ***************
- *** 701,706 ****
- --- 701,707 ----
- static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
- static void set_var __ARGS((char_u *name, typval_T *varp, int copy));
- static int var_check_ro __ARGS((int flags, char_u *name));
- + static int var_check_fixed __ARGS((int flags, char_u *name));
- static int tv_check_lock __ARGS((int lock, char_u *name));
- static void copy_tv __ARGS((typval_T *from, typval_T *to));
- static int item_copy __ARGS((typval_T *from, typval_T *to, int deep, int copyID));
- ***************
- *** 3364,3369 ****
- --- 3365,3372 ----
- hi = hash_find(ht, varname);
- if (!HASHITEM_EMPTY(hi))
- {
- + if (var_check_fixed(HI2DI(hi)->di_flags, name))
- + return FAIL;
- if (var_check_ro(HI2DI(hi)->di_flags, name))
- return FAIL;
- delete_var(ht, hi);
- ***************
- *** 17818,17824 ****
- }
-
- /*
- ! * Return TRUE if di_flags "flags" indicate read-only variable "name".
- * Also give an error message.
- */
- static int
- --- 17821,17827 ----
- }
-
- /*
- ! * Return TRUE if di_flags "flags" indicates variable "name" is read-only.
- * Also give an error message.
- */
- static int
- ***************
- *** 17834,17839 ****
- --- 17837,17859 ----
- if ((flags & DI_FLAGS_RO_SBX) && sandbox)
- {
- EMSG2(_(e_readonlysbx), name);
- + return TRUE;
- + }
- + return FALSE;
- + }
- +
- + /*
- + * Return TRUE if di_flags "flags" indicates variable "name" is fixed.
- + * Also give an error message.
- + */
- + static int
- + var_check_fixed(flags, name)
- + int flags;
- + char_u *name;
- + {
- + if (flags & DI_FLAGS_FIX)
- + {
- + EMSG2(_("E795: Cannot delete variable %s"), name);
- return TRUE;
- }
- return FALSE;
- *** ../vim-7.0.076/src/version.c Tue Aug 29 22:35:11 2006
- --- src/version.c Sat Sep 2 13:39:36 2006
- ***************
- *** 668,669 ****
- --- 668,671 ----
- { /* Add new patch number below this line */
- + /**/
- + 77,
- /**/
-
- --
- ### Hiroshima 45, Chernobyl 86, Windows 95 ###
-
- /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
- /// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
- \\\ download, build and distribute -- http://www.A-A-P.org ///
- \\\ help me help AIDS victims -- http://ICCF-Holland.org ///
-