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Merge builtin If function (bug #3779)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5189 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-03-17 20:20:37 +00:00
parent 488595c759
commit 0b23f4a6a7
1 changed files with 44 additions and 0 deletions
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44
pbx.c
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@@ -1183,6 +1183,41 @@ static char *builtin_function_exists(struct ast_channel *chan, char *cmd, char *
return cmd ? ret_true : ret_false;
}
static char *builtin_function_if(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret = NULL;
char *mydata = NULL;
char *expr = NULL;
char *iftrue = NULL;
char *iffalse = NULL;
if((mydata = ast_strdupa(data))) {
expr = mydata;
if ((iftrue = strchr(mydata, '?'))) {
*iftrue = '\0';
iftrue++;
if ((iffalse = strchr(iftrue, ':'))) {
*iffalse = '\0';
iffalse++;
}
} else
iffalse = "";
if (expr && iftrue) {
ret = ast_true(expr) ? iftrue : iffalse;
strncpy(buf, ret, len);
ret = buf;
} else {
ast_log(LOG_WARNING, "Syntax $(if <expr>?[<truecond>][:<falsecond>])\n");
ret = NULL;
}
} else {
ast_log(LOG_WARNING, "Memory Error!\n");
ret = NULL;
}
return ret;
}
static char *builtin_function_regex(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret_true = "1", *ret_false = "0", *ret;
@@ -3392,6 +3427,14 @@ static struct ast_custom_function_obj exists_function = {
.function = builtin_function_exists,
};
static struct ast_custom_function_obj if_function = {
.name = "if",
.desc = "Conditional: Returns the data following '?' if true else the data following ':'",
.syntax = "$(if <expr>?<true>:<false>)",
.function = builtin_function_if,
};
/*
* CLI entries for upper commands ...
*/
@@ -5766,6 +5809,7 @@ int load_pbx(void)
ast_custom_function_register(&regex_function);
ast_custom_function_register(&isnull_function);
ast_custom_function_register(&exists_function);
ast_custom_function_register(&if_function);
/* Register builtin applications */
for (x=0; x<sizeof(builtins) / sizeof(struct pbx_builtin); x++) {