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Merged revisions 165317 via svnmerge from

Browse Source 
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r165317 | tilghman | 2008-12-17 15:14:37 -0600 (Wed, 17 Dec 2008) | 4 lines
  
  Reverse the fix from issue #6176 and add proper handling for that issue.
  (Closes issue #13962, closes issue #13363)
  Fixed by myself (license 14)
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@165319 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.6.2
Tilghman Lesher 17 years ago
parent a7829044ec
commit f09b0b3a83
1 changed files with 55 additions and 21 deletions
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76
apps/app_macro.c
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@ -155,6 +155,31 @@ static char *if_app = "MacroIf";
static char *exclusive_app = "MacroExclusive";
static char *exit_app = "MacroExit";
static void macro_fixup(void *data, struct ast_channel *old_chan, struct ast_channel *new_chan);
struct ast_datastore_info macro_ds_info = {
.type = "MACRO",
.chan_fixup = macro_fixup,
};
static void macro_fixup(void *data, struct ast_channel *old_chan, struct ast_channel *new_chan)
{
int i;
char varname[10];
pbx_builtin_setvar_helper(new_chan, "MACRO_DEPTH", "0");
pbx_builtin_setvar_helper(new_chan, "MACRO_CONTEXT", NULL);
pbx_builtin_setvar_helper(new_chan, "MACRO_EXTEN", NULL);
pbx_builtin_setvar_helper(new_chan, "MACRO_PRIORITY", NULL);
pbx_builtin_setvar_helper(new_chan, "MACRO_OFFSET", NULL);
for (i = 1; i < 100; i++) {
snprintf(varname, sizeof(varname), "ARG%d", i);
while (pbx_builtin_getvar_helper(new_chan, varname)) {
/* Kill all levels of arguments */
pbx_builtin_setvar_helper(new_chan, varname, NULL);
}
}
}
static struct ast_exten *find_matching_priority(struct ast_context *c, const char *exten, int priority, const char *callerid)
{
struct ast_exten *e;
@ -209,18 +234,32 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
const char *inhangupc;
int offset, depth = 0, maxdepth = 7;
int setmacrocontext=0;
int autoloopflag, dead = 0, inhangup = 0;
int autoloopflag, inhangup = 0;
char *save_macro_exten;
char *save_macro_context;
char *save_macro_priority;
char *save_macro_offset;
struct ast_datastore *macro_store = ast_channel_datastore_find(chan, &macro_ds_info, NULL);
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Macro() requires arguments. See \"core show application macro\" for help.\n");
return -1;
}
do {
if (macro_store) {
break;
}
if (!(macro_store = ast_channel_datastore_alloc(&macro_ds_info, NULL))) {
ast_log(LOG_WARNING, "Unable to allocate new datastore.\n");
break;
}
/* Just the existence of this datastore is enough. */
macro_store->inheritance = DATASTORE_INHERIT_FOREVER;
ast_channel_datastore_add(chan, macro_store);
} while (0);
/* does the user want a deeper rabbit hole? */
ast_channel_lock(chan);
if ((s = pbx_builtin_getvar_helper(chan, "MACRO_RECURSION"))) {
@ -370,12 +409,10 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
case AST_PBX_KEEPALIVE:
ast_debug(2, "Spawn extension (%s,%s,%d) exited KEEPALIVE in macro %s on '%s'\n", chan->context, chan->exten, chan->priority, macro, chan->name);
ast_verb(2, "Spawn extension (%s, %s, %d) exited KEEPALIVE in macro '%s' on '%s'\n", chan->context, chan->exten, chan->priority, macro, chan->name);
dead = 1;
goto out;
default:
ast_debug(2, "Spawn extension (%s,%s,%d) exited non-zero on '%s' in macro '%s'\n", chan->context, chan->exten, chan->priority, chan->name, macro);
ast_verb(2, "Spawn extension (%s, %s, %d) exited non-zero on '%s' in macro '%s'\n", chan->context, chan->exten, chan->priority, chan->name, macro);
dead = 1;
goto out;
}
}
@ -448,31 +485,30 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
chan->priority++;
}
out:
/* Don't let the channel change now. */
ast_channel_lock(chan);
/* Reset the depth back to what it was when the routine was entered (like if we called Macro recursively) */
snprintf(depthc, sizeof(depthc), "%d", depth);
if (!dead) {
pbx_builtin_setvar_helper(chan, "MACRO_DEPTH", depthc);
ast_set2_flag(chan, autoloopflag, AST_FLAG_IN_AUTOLOOP);
}
pbx_builtin_setvar_helper(chan, "MACRO_DEPTH", depthc);
ast_set2_flag(chan, autoloopflag, AST_FLAG_IN_AUTOLOOP);
for (x = 1; x < argc; x++) {
/* Restore old arguments and delete ours */
snprintf(varname, sizeof(varname), "ARG%d", x);
if (oldargs[x]) {
if (!dead)
pbx_builtin_setvar_helper(chan, varname, oldargs[x]);
pbx_builtin_setvar_helper(chan, varname, oldargs[x]);
ast_free(oldargs[x]);
} else if (!dead) {
} else {
pbx_builtin_setvar_helper(chan, varname, NULL);
}
}
/* Restore macro variables */
if (!dead) {
pbx_builtin_setvar_helper(chan, "MACRO_EXTEN", save_macro_exten);
pbx_builtin_setvar_helper(chan, "MACRO_CONTEXT", save_macro_context);
pbx_builtin_setvar_helper(chan, "MACRO_PRIORITY", save_macro_priority);
}
pbx_builtin_setvar_helper(chan, "MACRO_EXTEN", save_macro_exten);
pbx_builtin_setvar_helper(chan, "MACRO_CONTEXT", save_macro_context);
pbx_builtin_setvar_helper(chan, "MACRO_PRIORITY", save_macro_priority);
if (save_macro_exten)
ast_free(save_macro_exten);
if (save_macro_context)
@ -480,13 +516,13 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
if (save_macro_priority)
ast_free(save_macro_priority);
if (!dead && setmacrocontext) {
if (setmacrocontext) {
chan->macrocontext[0] = '\0';
chan->macroexten[0] = '\0';
chan->macropriority = 0;
}
if (!dead && !strcasecmp(chan->context, fullmacro)) {
if (!strcasecmp(chan->context, fullmacro)) {
/* If we're leaving the macro normally, restore original information */
chan->priority = oldpriority;
ast_copy_string(chan->context, oldcontext, sizeof(chan->context));
@ -494,7 +530,6 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
/* Copy the extension, so long as we're not in softhangup, where we could be given an asyncgoto */
const char *offsets;
ast_copy_string(chan->exten, oldexten, sizeof(chan->exten));
ast_channel_lock(chan);
if ((offsets = pbx_builtin_getvar_helper(chan, "MACRO_OFFSET"))) {
/* Handle macro offset if it's set by checking the availability of step n + offset + 1, otherwise continue
normally if there is any problem */
@ -504,12 +539,10 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
}
}
}
ast_channel_unlock(chan);
}
}
if (!dead)
pbx_builtin_setvar_helper(chan, "MACRO_OFFSET", save_macro_offset);
pbx_builtin_setvar_helper(chan, "MACRO_OFFSET", save_macro_offset);
if (save_macro_offset)
ast_free(save_macro_offset);
@ -521,6 +554,7 @@ static int _macro_exec(struct ast_channel *chan, void *data, int exclusive)
res = 0;
}
}
ast_channel_unlock(chan);
return res;
}

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