diff options
| author | murf <murf@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-10-04 16:02:22 +0000 |
|---|---|---|
| committer | murf <murf@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-10-04 16:02:22 +0000 |
| commit | e41a8105cfe153893fbfa78680ea6670b36d8516 (patch) | |
| tree | c004daba9bcdb47105dea697511953d52394f5b8 /apps | |
| parent | d570de39b4ad7aae2457f5244e4681809a3e791c (diff) | |
For bug 7776, I have inserted a warning about Macro nesting vs. stack limitations
git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@44343 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'apps')
| -rw-r--r-- | apps/app_macro.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/apps/app_macro.c b/apps/app_macro.c index ede17ccf7..44d3d0610 100644 --- a/apps/app_macro.c +++ b/apps/app_macro.c @@ -60,7 +60,13 @@ static char *descrip = "If you Goto out of the Macro context, the Macro will terminate and control\n" "will be returned at the location of the Goto.\n" "If ${MACRO_OFFSET} is set at termination, Macro will attempt to continue\n" -"at priority MACRO_OFFSET + N + 1 if such a step exists, and N + 1 otherwise.\n"; +"at priority MACRO_OFFSET + N + 1 if such a step exists, and N + 1 otherwise.\n" +"WARNING: Because of the way Macro is implemented (it executes the priorities\n" +" contained within it via sub-engine), and a fixed per-thread\n" +" memory stack allowance, macros are limited to 7 levels\n" +" of nesting (macro calling macro calling macro, etc.); It\n" +" may be possible that stack-intensive applications in deeply nested\n" +" macros could cause asterisk to crash earlier than this limit.\n"; static char *if_descrip = " MacroIf(<expr>?macroname_a[|arg1][:macroname_b[|arg1]])\n" |