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For bug 7776, I have inserted a warning about Macro nesting vs. stack limitations

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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@44343 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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Steve Murphy
2006-10-04 16:02:22 +00:00
parent eae488f164
commit 4f0d22fde1
1 changed files with 7 additions and 1 deletions
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8
apps/app_macro.c
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@@ -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"