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  r186799 | tilghman | 2009-04-07 17:23:46 -0500 (Tue, 07 Apr 2009) | 10 lines
  
  Merged revisions 186775 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.4
  
  ........
    r186775 | tilghman | 2009-04-07 17:16:50 -0500 (Tue, 07 Apr 2009) | 3 lines
    
    Fix Macro documentation to match current (and intended) behavior.
    (See -dev mailing list)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.0@186805 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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Tilghman Lesher
2009-04-07 22:30:27 +00:00
parent 47387bc563
commit cfe5f3e0fc
1 changed files with 9 additions and 13 deletions
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22
apps/app_macro.c
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@@ -46,26 +46,22 @@ static char *descrip =
" Macro(macroname,arg1,arg2...): Executes a macro using the context\n"
"'macro-<macroname>', jumping to the 's' extension of that context and\n"
"executing each step, then returning when the steps end. \n"
"The calling extension, context, and priority are stored in ${MACRO_EXTEN}, \n"
"The calling extension, context, and priority are stored in ${MACRO_EXTEN},\n"
"${MACRO_CONTEXT} and ${MACRO_PRIORITY} respectively. Arguments become\n"
"${ARG1}, ${ARG2}, etc in the macro context.\n"
"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"
"Extensions: While a macro is being executed, it becomes the current context.\n"
" This means that if a hangup occurs, for instance, that the macro\n"
" will be searched for an 'h' extension, NOT the context from which\n"
" the macro was called. So, make sure to define all appropriate\n"
" extensions in your macro! (Note: AEL does not use macros)\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 macros\n"
" could cause asterisk to crash earlier than this limit. It is advised that\n"
" if you need to deeply nest macro calls, that you use the Gosub application\n"
" (now allows arguments like a Macro) with explict Return() calls instead.\n";
" contained within it via sub-engine), and a fixed per-thread memory\n"
" stack allowance, macros are limited to 7 levels of nesting (macro\n"
" calling macro calling macro, etc.). It may be possible that\n"
" stack-intensive applications in deeply nested macros could cause\n"
" Asterisk to crash earlier than this limit. It is advised that if you\n"
" need to deeply nest macro calls, that you use the Gosub application\n"
" (now allows arguments like a Macro) with explict Return() calls\n"
" instead.\n";
static char *if_descrip =
" MacroIf(<expr>?macroname_a[,arg1][:macroname_b[,arg1]])\n"