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-rw-r--r--libs/luci-lib-nixio/src/syslog.c122
1 files changed, 122 insertions, 0 deletions
diff --git a/libs/luci-lib-nixio/src/syslog.c b/libs/luci-lib-nixio/src/syslog.c
new file mode 100644
index 0000000000..89f1b1dda1
--- /dev/null
+++ b/libs/luci-lib-nixio/src/syslog.c
@@ -0,0 +1,122 @@
+/*
+ * nixio - Linux I/O library for lua
+ *
+ * Copyright (C) 2009 Steven Barth <steven@midlink.org>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "nixio.h"
+#include <string.h>
+
+#ifndef __WINNT__
+#include <syslog.h>
+
+
+static int nixio_openlog(lua_State *L) {
+ int option = 0, facility = LOG_USER;
+
+ const char *ident = luaL_optstring(L, 1, "nixio");
+ const int j = lua_gettop(L);
+ for (int i=2; i<=j; i++) {
+ const char *flag = luaL_checkstring(L, i);
+ if (!strcmp(flag, "cons")) {
+ option |= LOG_CONS;
+ } else if (!strcmp(flag, "nowait")) {
+ option |= LOG_NOWAIT;
+ } else if (!strcmp(flag, "pid")) {
+ option |= LOG_PID;
+ } else if (!strcmp(flag, "perror")) {
+#ifdef LOG_PERROR
+ option |= LOG_PERROR;
+#endif
+ } else if (!strcmp(flag, "ndelay")) {
+ option |= LOG_NDELAY;
+ } else if (!strcmp(flag, "odelay")) {
+ option |= LOG_ODELAY;
+ } else {
+ return luaL_argerror(L, i,
+ "supported values: cons, nowait, pid, perror, ndelay, odelay");
+ }
+ }
+
+ openlog(ident, option, facility);
+ return 0;
+}
+
+static int nixio_closelog(lua_State *L) {
+ closelog();
+ return 0;
+}
+
+static int nixio__syslogmask(lua_State *L, int dolog) {
+ int priority;
+
+ const char *flag = luaL_checkstring(L, 1);
+ if (!strcmp(flag, "emerg")) {
+ priority = LOG_EMERG;
+ } else if (!strcmp(flag, "alert")) {
+ priority = LOG_ALERT;
+ } else if (!strcmp(flag, "crit")) {
+ priority = LOG_CRIT;
+ } else if (!strcmp(flag, "err")) {
+ priority = LOG_ERR;
+ } else if (!strcmp(flag, "warning")) {
+ priority = LOG_WARNING;
+ } else if (!strcmp(flag, "notice")) {
+ priority = LOG_NOTICE;
+ } else if (!strcmp(flag, "info")) {
+ priority = LOG_INFO;
+ } else if (!strcmp(flag, "debug")) {
+ priority = LOG_DEBUG;
+ } else {
+ return luaL_argerror(L, 1, "supported values: emerg, alert, crit, err, "
+ "warning, notice, info, debug");
+ }
+
+ if (dolog) {
+ const char *msg = luaL_checkstring(L, 2);
+ syslog(priority, "%s", msg);
+ } else {
+ setlogmask(LOG_UPTO(priority));
+ }
+ return 0;
+}
+
+static int nixio_setlogmask(lua_State *L) {
+ return nixio__syslogmask(L, 0);
+}
+
+static int nixio_syslog(lua_State *L) {
+ return nixio__syslogmask(L, 1);
+}
+
+/* module table */
+static const luaL_reg R[] = {
+ {"openlog", nixio_openlog},
+ {"syslog", nixio_syslog},
+ {"setlogmask", nixio_setlogmask},
+ {"closelog", nixio_closelog},
+ {NULL, NULL}
+};
+
+void nixio_open_syslog(lua_State *L) {
+ luaL_register(L, NULL, R);
+}
+
+#else /* __WINNT__ */
+
+void nixio_open_syslog(lua_State *L) {
+}
+
+#endif /* __WINNT__ */