auto import from //depot/cupcake/@135843
diff --git a/libc/include/syslog.h b/libc/include/syslog.h
new file mode 100644
index 0000000..d35bc79
--- /dev/null
+++ b/libc/include/syslog.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
+ * COPYRIGHT OWNER 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.
+ */
+#ifndef _SYSLOG_H
+#define _SYSLOG_H
+
+#include <stdio.h>
+#include <sys/cdefs.h>
+#include <stdarg.h>
+
+__BEGIN_DECLS
+
+/* Alert levels */
+#define LOG_EMERG 0
+#define LOG_ALERT 1
+#define LOG_CRIT 2
+#define LOG_ERR 3
+#define LOG_WARNING 4
+#define LOG_NOTICE 5
+#define LOG_INFO 6
+#define LOG_DEBUG 7
+
+#define LOG_PRIMASK 7
+#define LOG_PRI(x) ((x) & LOG_PRIMASK)
+
+
+/* Facilities; not actually used */
+#define LOG_KERN 0000
+#define LOG_USER 0010
+#define LOG_MAIL 0020
+#define LOG_DAEMON 0030
+#define LOG_AUTH 0040
+#define LOG_SYSLOG 0050
+#define LOG_LPR 0060
+#define LOG_NEWS 0070
+#define LOG_UUCP 0100
+#define LOG_CRON 0110
+#define LOG_AUTHPRIV 0120
+#define LOG_FTP 0130
+#define LOG_LOCAL0 0200
+#define LOG_LOCAL1 0210
+#define LOG_LOCAL2 0220
+#define LOG_LOCAL3 0230
+#define LOG_LOCAL4 0240
+#define LOG_LOCAL5 0250
+#define LOG_LOCAL6 0260
+#define LOG_LOCAL7 0270
+
+#define LOG_FACMASK 01770
+#define LOG_FAC(x) (((x) >> 3) & (LOG_FACMASK >> 3))
+
+#define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
+#define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
+
+/* openlog() flags; only LOG_PID and LOG_PERROR supported */
+#define LOG_PID 0x01 /* include pid with message */
+#define LOG_CONS 0x02 /* write to console on logger error */
+#define LOG_ODELAY 0x04 /* delay connection until syslog() */
+#define LOG_NDELAY 0x08 /* open connection immediately */
+#define LOG_NOWAIT 0x10 /* wait for child processes (unused on linux) */
+#define LOG_PERROR 0x20 /* additional logging to stderr */
+
+/* BIONIC: the following definitions are from OpenBSD's sys/syslog.h
+ */
+struct syslog_data {
+ int log_file;
+ int connected;
+ int opened;
+ int log_stat;
+ const char *log_tag;
+ int log_fac;
+ int log_mask;
+};
+
+#define SYSLOG_DATA_INIT {-1, 0, 0, 0, (const char *)0, LOG_USER, 0xff}
+
+#define _PATH_LOG "/dev/kmsg"
+
+extern void closelog(void);
+extern void openlog(const char *, int, int);
+extern int setlogmask(int);
+extern void syslog(int, const char *, ...);
+extern void vsyslog(int, const char *, va_list);
+extern void closelog_r(struct syslog_data *);
+extern void openlog_r(const char *, int, int, struct syslog_data *);
+extern int setlogmask_r(int, struct syslog_data *);
+extern void syslog_r(int, struct syslog_data *, const char *, ...);
+extern void vsyslog_r(int, struct syslog_data *, const char *, va_list);
+
+__END_DECLS
+
+#endif /* _SYSLOG_H */