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Setting variables should NOT overwrite prefixed (sorry! revert of 5444)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6820 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-10-18 17:53:57 +00:00
parent e634c61ef8
commit a16432e294
1 changed files with 1 additions and 9 deletions
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10
pbx.c
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@@ -5885,22 +5885,14 @@ void pbx_builtin_setvar_helper(struct ast_channel *chan, const char *name, const
{ {
struct ast_var_t *newvariable; struct ast_var_t *newvariable;
struct varshead *headp; struct varshead *headp;
const char *nametail = name;
if (name[strlen(name)-1] == ')') if (name[strlen(name)-1] == ')')
return ast_func_write(chan, name, value); return ast_func_write(chan, name, value);
headp = (chan) ? &chan->varshead : &globals; headp = (chan) ? &chan->varshead : &globals;
/* For comparison purposes, we have to strip leading underscores */
if (*nametail == '_') {
nametail++;
if (*nametail == '_')
nametail++;
}
AST_LIST_TRAVERSE (headp, newvariable, entries) { AST_LIST_TRAVERSE (headp, newvariable, entries) {
if (strcasecmp(ast_var_name(newvariable), nametail) == 0) { if (strcasecmp(ast_var_name(newvariable), name) == 0) {
/* there is already such a variable, delete it */ /* there is already such a variable, delete it */
AST_LIST_REMOVE(headp, newvariable, entries); AST_LIST_REMOVE(headp, newvariable, entries);
ast_var_delete(newvariable); ast_var_delete(newvariable);