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authoryaworsky <yaworsky>2005-09-16 03:18:56 +0000
committeryaworsky <yaworsky>2005-09-16 03:18:56 +0000
commit7875bee3ddfd14f2128540609519306742a78dec (patch)
treef40c7e5b20ca70683a118b7513121bba68f9d84a /client
parent66082cda5a813a058ba33bb5a7aad39010e8c6ad (diff)
downloadsyslog-win32-7875bee3ddfd14f2128540609519306742a78dec.tar.gz
syslog-win32-7875bee3ddfd14f2128540609519306742a78dec.tar.xz
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Original source from util-linux-2.12
Diffstat (limited to 'client')
-rw-r--r--client/logger.c288
1 files changed, 288 insertions, 0 deletions
diff --git a/client/logger.c b/client/logger.c
new file mode 100644
index 0000000..8f28e39
--- /dev/null
+++ b/client/logger.c
@@ -0,0 +1,288 @@
+/*
+ * Copyright (c) 1983, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
+ * - added Native Language Support
+ * Sun Mar 21 1999 - Arnaldo Carvalho de Melo <acme@conectiva.com.br>
+ * - fixed strerr(errno) in gettext calls
+ */
+
+#include <errno.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <time.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include "nls.h"
+
+#define SYSLOG_NAMES
+#include <syslog.h>
+
+int decode __P((char *, CODE *));
+int pencode __P((char *));
+void usage __P((void));
+
+static int optd = 0;
+
+static int
+myopenlog(const char *sock) {
+ int fd;
+ static struct sockaddr_un s_addr; /* AF_UNIX address of local logger */
+
+ if (strlen(sock) >= sizeof(s_addr.sun_path)) {
+ printf ("logger: openlog: pathname too long\n");
+ exit(1);
+ }
+
+ s_addr.sun_family = AF_UNIX;
+ (void)strcpy(s_addr.sun_path, sock);
+
+ if ((fd = socket(AF_UNIX, optd ? SOCK_DGRAM : SOCK_STREAM, 0)) == -1) {
+ printf ("socket: %s.\n", strerror(errno));
+ exit (1);
+ }
+
+ if (connect(fd, (struct sockaddr *) &s_addr, sizeof(s_addr)) == -1) {
+ printf ("connect: %s.\n", strerror(errno));
+ exit (1);
+ }
+ return fd;
+}
+
+static void
+mysyslog(int fd, int logflags, int pri, char *tag, char *msg) {
+ char buf[1000], pid[30], *cp, *tp;
+ time_t now;
+
+ if (fd > -1) {
+ /* avoid snprintf - it does not exist on ancient systems */
+ if (logflags & LOG_PID)
+ sprintf (pid, "[%d]", getpid());
+ else
+ pid[0] = 0;
+ if (tag)
+ cp = tag;
+ else {
+ cp = getlogin();
+ if (!cp)
+ cp = "<someone>";
+ }
+ (void)time(&now);
+ tp = ctime(&now)+4;
+
+ /* do snprintf by hand - ugly, but for once... */
+ sprintf(buf, "<%d>%.15s %.200s%s: %.400s",
+ pri, tp, cp, pid, msg);
+
+ if (write(fd, buf, strlen(buf)+1) < 0)
+ return; /* error */
+ }
+}
+
+/*
+ * logger -- read and log utility
+ *
+ * Reads from an input and arranges to write the result on the system
+ * log.
+ */
+int
+main(int argc, char **argv) {
+ int ch, logflags, pri;
+ char *tag, buf[1024];
+ char *usock = NULL;
+ int LogSock = -1;
+
+ setlocale(LC_ALL, "");
+ bindtextdomain(PACKAGE, LOCALEDIR);
+ textdomain(PACKAGE);
+
+ tag = NULL;
+ pri = LOG_NOTICE;
+ logflags = 0;
+ while ((ch = getopt(argc, argv, "f:ip:st:u:d")) != -1)
+ switch((char)ch) {
+ case 'f': /* file to log */
+ if (freopen(optarg, "r", stdin) == NULL) {
+ int errsv = errno;
+ (void)fprintf(stderr, _("logger: %s: %s.\n"),
+ optarg, strerror(errsv));
+ exit(1);
+ }
+ break;
+ case 'i': /* log process id also */
+ logflags |= LOG_PID;
+ break;
+ case 'p': /* priority */
+ pri = pencode(optarg);
+ break;
+ case 's': /* log to standard error */
+ logflags |= LOG_PERROR;
+ break;
+ case 't': /* tag */
+ tag = optarg;
+ break;
+ case 'u': /* unix socket */
+ usock = optarg;
+ break;
+ case 'd':
+ optd = 1; /* use datagrams */
+ break;
+ case '?':
+ default:
+ usage();
+ }
+ argc -= optind;
+ argv += optind;
+
+ /* setup for logging */
+ if (!usock)
+ openlog(tag ? tag : getlogin(), logflags, 0);
+ else
+ LogSock = myopenlog(usock);
+
+ (void) fclose(stdout);
+
+ /* log input line if appropriate */
+ if (argc > 0) {
+ register char *p, *endp;
+ int len;
+
+ for (p = buf, endp = buf + sizeof(buf) - 2; *argv;) {
+ len = strlen(*argv);
+ if (p + len > endp && p > buf) {
+ if (!usock)
+ syslog(pri, "%s", buf);
+ else
+ mysyslog(LogSock, logflags, pri, tag, buf);
+ p = buf;
+ }
+ if (len > sizeof(buf) - 1) {
+ if (!usock)
+ syslog(pri, "%s", *argv++);
+ else
+ mysyslog(LogSock, logflags, pri, tag, *argv++);
+ } else {
+ if (p != buf)
+ *p++ = ' ';
+ bcopy(*argv++, p, len);
+ *(p += len) = '\0';
+ }
+ }
+ if (p != buf) {
+ if (!usock)
+ syslog(pri, "%s", buf);
+ else
+ mysyslog(LogSock, logflags, pri, tag, buf);
+ }
+ } else
+ while (fgets(buf, sizeof(buf), stdin) != NULL) {
+ /* glibc is buggy and adds an additional newline,
+ so we have to remove it here until glibc is fixed */
+ int len = strlen(buf);
+
+ if (len > 0 && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
+
+ if (!usock)
+ syslog(pri, "%s", buf);
+ else
+ mysyslog(LogSock, logflags, pri, tag, buf);
+ }
+ if (!usock)
+ closelog();
+ else
+ close(LogSock);
+ exit(0);
+}
+
+/*
+ * Decode a symbolic name to a numeric value
+ */
+int
+pencode(s)
+ register char *s;
+{
+ char *save;
+ int fac, lev;
+
+ for (save = s; *s && *s != '.'; ++s);
+ if (*s) {
+ *s = '\0';
+ fac = decode(save, facilitynames);
+ if (fac < 0) {
+ (void)fprintf(stderr,
+ _("logger: unknown facility name: %s.\n"), save);
+ exit(1);
+ }
+ *s++ = '.';
+ }
+ else {
+ fac = LOG_USER;
+ s = save;
+ }
+ lev = decode(s, prioritynames);
+ if (lev < 0) {
+ (void)fprintf(stderr,
+ _("logger: unknown priority name: %s.\n"), save);
+ exit(1);
+ }
+ return ((lev & LOG_PRIMASK) | (fac & LOG_FACMASK));
+}
+
+int
+decode(name, codetab)
+ char *name;
+ CODE *codetab;
+{
+ register CODE *c;
+
+ if (isdigit(*name))
+ return (atoi(name));
+
+ for (c = codetab; c->c_name; c++)
+ if (!strcasecmp(name, c->c_name))
+ return (c->c_val);
+
+ return (-1);
+}
+
+void
+usage()
+{
+ (void)fprintf(stderr,
+ _("usage: logger [-is] [-f file] [-p pri] [-t tag] [-u socket] [ message ... ]\n"));
+ exit(1);
+}