+++ /dev/null
-/*
- * CDE - Common Desktop Environment
- *
- * Copyright (c) 1993-2012, The Open Group. All rights reserved.
- *
- * These libraries and programs are free software; you can
- * redistribute them and/or modify them under the terms of the GNU
- * Lesser General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * These libraries and programs are distributed in the hope that
- * they will be useful, but WITHOUT ANY WARRANTY; without even the
- * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
- * PURPOSE. See the GNU Lesser General Public License for more
- * details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with these libraries and programs; if not, write
- * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
- * Floor, Boston, MA 02110-1301 USA
- */
-/* $XConsortium: logger.c /main/3 1995/10/31 12:04:16 rswiston $ */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <time.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <fcntl.h>
-
-/* *
- * (c) Copyright 1993, 1994 Hewlett-Packard Company *
- * (c) Copyright 1993, 1994 International Business Machines Corp. *
- * (c) Copyright 1993, 1994 Sun Microsystems, Inc. *
- * (c) Copyright 1993, 1994 Novell, Inc. *
- */
-
-static void serve(char *progName, int s, int logfd);
-
-int
-main(int argc, char **argv)
-{
- int s;
- int i1;
- int noFork = 0;
- int pid;
- int logfd = 1;
- struct sockaddr_in myaddr_in;
- extern char *optarg;
- extern int optind, optopt;
-
- while(EOF != (i1 = getopt(argc, argv, "fl:"))) {
- switch(i1) {
- case 'f' :
- noFork = 1;
- break;
-
- case 'l' :
- if ((logfd =
- open(optarg, O_WRONLY | O_APPEND | O_CREAT, 0644)) < 0) {
- (void) perror(optarg);
- (void) exit(1);
- }
- break;
- }
- }
-
- /* init data... */
-#if defined(__linux__) || defined(sun) || defined(CSRG_BASED)
- (void) memset((void *) &myaddr_in, (int) '\0', sizeof(myaddr_in));
-#else
- (void) memset(myaddr_in, '\0', sizeof(myaddr_in));
-#endif
-
- /* set up my address for socket... */
- myaddr_in.sin_family = AF_INET;
- /* listen to the wildcard address... */
- myaddr_in.sin_addr.s_addr = INADDR_ANY;
- /* use port 4444... */
- myaddr_in.sin_port = 4444;
-
- /* create a socket... */
- s = socket(AF_INET, SOCK_DGRAM, 0);
- if (s < 0) {
- (void) perror("socket");
- (void) exit(1);
- }
-
- /* bind the servers addr to the socket... */
- if (bind(s, (struct sockaddr *)&myaddr_in, sizeof(myaddr_in)) == -1) {
- (void) perror("bind");
- (void) exit(1);
- }
-
- /* daemonize ourself... */
- (void) setsid();
-
- if (noFork) {
- pid = 0 ;
- } else {
- pid = fork();
- }
-
- switch(pid) {
- case -1:
- /* unable to fork... */
- (void) perror("fork");
- (void) _exit(1);
- break;
-
- case 0:
- /* child... */
- (void) serve(argv[0], s, logfd);
- break;
-
- default:
- /* parent... */
- (void) exit(0);
- }
-
- (void) exit(0);
-}
-
-static void
-logStartStop(char *progName, int logfd, int start)
-{
- static char *savedProgName = (char *) 0;
- static int savedLogfd = -1;
- time_t now;
- char buffer[BUFSIZ];
- char *tstring;
-
- if (progName && *progName)
- savedProgName = progName;
- if (logfd >= 0)
- savedLogfd = logfd;
-
- (void) time(&now);
- tstring = ctime(&now);
- /* remove the trailing '\n'... */
- tstring[strlen(tstring) - 1] = '\0';
-
- (void) snprintf(buffer, sizeof buffer, "%s: %s %s\n",
- (savedProgName && *savedProgName) ? savedProgName : "logger",
- start ? "starting" : "terminating",
- tstring);
-
- if (savedLogfd >= 0)
- (void) write(savedLogfd, buffer, strlen(buffer));
-}
-
-void
-shutDown(int sig)
-{
- (void) logStartStop(NULL, -1, 0);
-}
-
-static void
-serve(char *progName, int s, int logfd)
-{
- int i;
- int cc;
- socklen_t addrlen;
- char *c1;
- char buffer[BUFSIZ];
- struct sockaddr_in clientaddr_in;
- struct hostent *hp;
-
- for (i = 0; i < 2; i++) {
- if ((i != s) && (i != logfd)) {
- (void) close(i);
- }
- }
-
- (void) logStartStop(progName, logfd, 1);
- (void) signal(SIGINT, shutDown);
- (void) signal(SIGQUIT, shutDown);
- (void) signal(SIGTERM, shutDown);
- (void) signal(SIGUSR1, shutDown);
- (void) signal(SIGUSR2, shutDown);
-
- addrlen = sizeof(clientaddr_in);
- while (1) {
- (void) memset((char *) &clientaddr_in, 0, sizeof(clientaddr_in));
- cc = recvfrom(s, buffer, sizeof(buffer) - 1, 0,
- (struct sockaddr *)&clientaddr_in, &addrlen);
-
- if (cc < 0) {
- (void) exit(1);
- }
-
- /* null term the buffer... */
- buffer[cc] = '\0';
-
- hp = gethostbyaddr((char *) &clientaddr_in.sin_addr,
- sizeof(clientaddr_in.sin_addr), clientaddr_in.sin_family);
- if (hp) {
- c1 = hp->h_name;
- } else {
- c1 = inet_ntoa(clientaddr_in.sin_addr);
- }
- (void) write(logfd, c1, strlen(c1));
- (void) write(logfd, ": ", 2);
-
- (void) write(logfd, buffer, strlen(buffer));
- (void) write(logfd, "\n", 1);
-
- /* find the first space after the id... */
- for (c1 = buffer; *c1 && (*c1 != ' ') && (*c1 != '\t'); c1++) {
- ;
- }
- (void) strcpy(c1, " ACK");
- (void) sendto(s, buffer, strlen(buffer), 0, (struct sockaddr *)&clientaddr_in, addrlen);
- }
-}
projects / oweals / cde.git / commitdiff