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commit bash-20140110 snapshot

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This commit is contained in:
Chet Ramey
2014-01-16 14:30:22 -05:00
parent 67440bc595
commit bb579650a5
141 changed files with 45148 additions and 18723 deletions
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variables.c
+37
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@@ -2703,7 +2703,9 @@ bind_variable_value (var, value, aflags)
int aflags;
{
char *t;
int invis;
invis = invisible_p (var);
VUNSETATTR (var, att_invisible);
if (var->assign_func)
@@ -2718,6 +2720,17 @@ bind_variable_value (var, value, aflags)
else
{
t = make_variable_value (var, value, aflags);
#if defined (ARRAY_VARS)
if ((aflags & ASS_NAMEREF) && (t == 0 || *t == 0 || (legal_identifier (t) == 0 && valid_array_reference (t) == 0)))
#else
if ((aflags & ASS_NAMEREF) && (t == 0 || *t == 0 || legal_identifier (t) == 0))
#endif
{
free (t);
if (invis)
VSETATTR (var, att_invisible); /* XXX */
return ((SHELL_VAR *)NULL);
}
FREE (value_cell (var));
var_setvalue (var, t);
}
@@ -3140,6 +3153,30 @@ unbind_function_def (name)
}
#endif /* DEBUGGER */
int
delete_var (name, vc)
const char *name;
VAR_CONTEXT *vc;
{
BUCKET_CONTENTS *elt;
SHELL_VAR *old_var;
VAR_CONTEXT *v;
for (elt = (BUCKET_CONTENTS *)NULL, v = vc; v; v = v->down)
if (elt = hash_remove (name, v->table, 0))
break;
if (elt == 0)
return (-1);
old_var = (SHELL_VAR *)elt->data;
free (elt->key);
free (elt);
dispose_variable (old_var);
return (0);
}
/* Make the variable associated with NAME go away. HASH_LIST is the
hash table from which this variable should be deleted (either
shell_variables or shell_functions).