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minor lib fix

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This commit is contained in:
lxsang 2019-05-07 14:33:35 +02:00
parent 55567f9c14
commit 80f77a1f75
1 changed files with 11 additions and 2 deletions
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13
lib/ulib/ulib.c
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@ -117,9 +117,18 @@ static int l_fork(lua_State* L)
static int l_waitpid(lua_State* L) static int l_waitpid(lua_State* L)
{ {
int pid = luaL_checknumber(L,1); int pid = luaL_checknumber(L,1);
int nohang = luaL_checknumber(L,2);
pid_t st;
int status; int status;
waitpid(pid, &status, 0); if(nohang)
lua_pushnumber(L, status); {
st = waitpid(pid, &status, WNOHANG);
}
else
{
st = waitpid(pid, &status, 0);
}
lua_pushnumber(L, st);
return 1; return 1;
} }
static int l_kill(lua_State* L) static int l_kill(lua_State* L)