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commit 3670db99b65f74d2671bfa9aa37ca7794c32332d
parent e14a02c24f22ff03bba4a0582f56d7af518339df
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Mon,  6 Oct 2014 18:34:09 -0300

comments

Diffstat:
Mlstate.h | 10++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lstate.h b/lstate.h @@ -1,5 +1,5 @@ /* -** $Id: lstate.h,v 2.114 2014/07/23 17:15:43 roberto Exp roberto $ +** $Id: lstate.h,v 2.115 2014/08/01 17:33:08 roberto Exp roberto $ ** Global State ** See Copyright Notice in lua.h */ @@ -54,7 +54,13 @@ typedef struct stringtable { /* -** information about a call +** Information about a call. +** When a thread yields, 'func' is adjusted to pretend that the +** top function has only the yielded values in its stack; in that +** case, the actual 'func' value is saved in field 'extra'. +** When a function calls another with a continuation, 'extra' keeps +** the function index so that, in case of errors, the continuation +** function can be called with the correct top. */ typedef struct CallInfo { StkId func; /* function index in the stack */