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two new fields 'fTransfer'/'nTransfer' in 'lua_Debug' structure

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(for information about values being given and returned in function calls)
This commit is contained in:
Roberto Ierusalimschy
2018-02-17 17:29:29 -02:00
parent 49dae52d08
commit 422318f677
6 changed files with 52 additions and 19 deletions
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8
ldblib.c
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@@ -1,5 +1,5 @@
/*
** $Id: ldblib.c,v 1.150 2015/11/19 19:16:22 roberto Exp roberto $
** $Id: ldblib.c,v 1.151 2015/11/23 11:29:43 roberto Exp roberto $
** Interface from Lua to its debug API
** See Copyright Notice in lua.h
*/
@@ -146,7 +146,7 @@ static int db_getinfo (lua_State *L) {
lua_Debug ar;
int arg;
lua_State *L1 = getthread(L, &arg);
const char *options = luaL_optstring(L, arg+2, "flnStu");
const char *options = luaL_optstring(L, arg+2, "flnSrtu");
checkstack(L, L1, 3);
if (lua_isfunction(L, arg + 1)) { /* info about a function? */
options = lua_pushfstring(L, ">%s", options); /* add '>' to 'options' */
@@ -180,6 +180,10 @@ static int db_getinfo (lua_State *L) {
settabss(L, "name", ar.name);
settabss(L, "namewhat", ar.namewhat);
}
if (strchr(options, 'r')) {
settabsi(L, "fTransfer", ar.fTransfer);
settabsi(L, "nTransfer", ar.nTransfer);
}
if (strchr(options, 't'))
settabsb(L, "istailcall", ar.istailcall);
if (strchr(options, 'L'))