diff options
Diffstat (limited to 'libs/luci-lib-nixio/src/syslog.c')
-rw-r--r-- | libs/luci-lib-nixio/src/syslog.c | 122 |
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__ */ |