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updated for version 7.0-077

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This commit is contained in:
Bram Moolenaar
2006-09-02 11:41:07 +00:00
parent 9526a543cc
commit 4e957aff02
2 changed files with 23 additions and 1 deletions
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22
src/eval.c
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@@ -701,6 +701,7 @@ static void list_one_var __ARGS((dictitem_T *v, char_u *prefix));
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));
@@ -3364,6 +3365,8 @@ do_unlet(name, forceit)
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);
@@ -17818,7 +17821,7 @@ set_var(name, tv, copy)
}
/*
* Return TRUE if di_flags "flags" indicate read-only variable "name".
* Return TRUE if di_flags "flags" indicates variable "name" is read-only.
* Also give an error message.
*/
static int
@@ -17839,6 +17842,23 @@ var_check_ro(flags, name)
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;
}
/*
* Return TRUE if typeval "tv" is set to be locked (immutable).
* Also give an error message, using "name".