2 * nixio - Linux I/O library for lua
4 * Copyright (C) 2009 Steven Barth <steven@midlink.org>
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
26 static int nixio_openlog(lua_State
*L
) {
27 int option
= 0, facility
= LOG_USER
;
29 const char *ident
= luaL_optstring(L
, 1, "nixio");
30 const int j
= lua_gettop(L
);
31 for (int i
=2; i
<=j
; i
++) {
32 const char *flag
= luaL_checkstring(L
, i
);
33 if (!strcmp(flag
, "cons")) {
35 } else if (!strcmp(flag
, "nowait")) {
37 } else if (!strcmp(flag
, "pid")) {
39 } else if (!strcmp(flag
, "perror")) {
43 } else if (!strcmp(flag
, "ndelay")) {
45 } else if (!strcmp(flag
, "odelay")) {
48 return luaL_argerror(L
, i
,
49 "supported values: cons, nowait, pid, perror, ndelay, odelay");
53 openlog(ident
, option
, facility
);
57 static int nixio_closelog(lua_State
*L
) {
62 static int nixio__syslogmask(lua_State
*L
, int dolog
) {
65 const char *flag
= luaL_checkstring(L
, 1);
66 if (!strcmp(flag
, "emerg")) {
68 } else if (!strcmp(flag
, "alert")) {
70 } else if (!strcmp(flag
, "crit")) {
72 } else if (!strcmp(flag
, "err")) {
74 } else if (!strcmp(flag
, "warning")) {
75 priority
= LOG_WARNING
;
76 } else if (!strcmp(flag
, "notice")) {
77 priority
= LOG_NOTICE
;
78 } else if (!strcmp(flag
, "info")) {
80 } else if (!strcmp(flag
, "debug")) {
83 return luaL_argerror(L
, 1, "supported values: emerg, alert, crit, err, "
84 "warning, notice, info, debug");
88 const char *msg
= luaL_checkstring(L
, 2);
89 syslog(priority
, "%s", msg
);
91 setlogmask(LOG_UPTO(priority
));
96 static int nixio_setlogmask(lua_State
*L
) {
97 return nixio__syslogmask(L
, 0);
100 static int nixio_syslog(lua_State
*L
) {
101 return nixio__syslogmask(L
, 1);
105 static const luaL_reg R
[] = {
106 {"openlog", nixio_openlog
},
107 {"syslog", nixio_syslog
},
108 {"setlogmask", nixio_setlogmask
},
109 {"closelog", nixio_closelog
},
113 void nixio_open_syslog(lua_State
*L
) {
114 luaL_register(L
, NULL
, R
);
117 #else /* __WINNT__ */
119 void nixio_open_syslog(lua_State
*L
) {
122 #endif /* __WINNT__ */