[src/trunk]: src/sys/modules/luapmf check parameters

[mbalmer <mbalmer%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/197a1fa577de
branches:  trunk
changeset: 790978:197a1fa577de
user:      mbalmer <mbalmer%NetBSD.org@localhost>
date:      Tue Oct 29 09:18:45 2013 +0000

description:
check parameters

diffstat:

 sys/modules/luapmf/luapmf.c |  24 ++++++++++++------------
 1 files changed, 12 insertions(+), 12 deletions(-)

diffs (54 lines):

diff -r 6e3da9bd1040 -r 197a1fa577de sys/modules/luapmf/luapmf.c
--- a/sys/modules/luapmf/luapmf.c       Tue Oct 29 08:34:07 2013 +0000
+++ b/sys/modules/luapmf/luapmf.c       Tue Oct 29 09:18:45 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: luapmf.c,v 1.1 2013/10/28 20:06:05 mbalmer Exp $ */
+/*     $NetBSD: luapmf.c,v 1.2 2013/10/29 09:18:45 mbalmer Exp $ */
 
 /*
  * Copyright (c) 2011, 2013 Marc Balmer <mbalmer%NetBSD.org@localhost>.
@@ -46,11 +46,7 @@
 static int
 system_shutdown(lua_State *L)
 {
-       int howto;
-
-       howto = lua_tointeger(L, 1);
-       printf("calling pmf_shutdown_system with howto %02x\n", howto);
-       pmf_system_shutdown(howto);
+       pmf_system_shutdown(lua_tointeger(L, 1));
        return 0;
 }
 
@@ -61,10 +57,8 @@
 
        key = lua_tostring(L, -2);
        value = lua_tostring(L, -1);
-       if (key != NULL && value != NULL) {
-               printf("pmf_set_platform(%s, %s)\n", key, value);
+       if (key != NULL && value != NULL)
                pmf_set_platform(key, value);
-       }
        return 0;
 }
 
@@ -74,10 +68,16 @@
        const char *key, *value;
 
        key = lua_tostring(L, -1);
-       value = pmf_get_platform(key);
-       printf("pmf_get_platform(%s) = %s\n", key, value);
-       lua_pushstring(L, value);
+       if (key != NULL) {
+               value = pmf_get_platform(key);
+               if (value != NULL)
+                       lua_pushstring(L, value);
+               else
+                       lua_pushnil(L);
+       } else
+               lua_pushnil(L);
        return 1;
+
 }
 
 struct pmf_reg {