auto import from //depot/cupcake/@135843

1 files changed, 87 insertions, 0 deletions

diff --git a/common.h b/common.h
new file mode 100644
index 0000000..2522663
--- /dev/null
+++ b/common.h
@@ -0,0 +1,87 @@
+/* 
+ * dhcpcd - DHCP client daemon
+ * Copyright 2006-2008 Roy Marples <roy@marples.name>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 COMMON_H
+#define COMMON_H
+
+/* string.h pulls in features.h so the below define checks work */
+#include <sys/types.h>
+#include <sys/time.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#define UNCONST(a)		((void *)(unsigned long)(const void *)(a))
+
+#if __GNUC__ > 2 || defined(__INTEL_COMPILER)
+# define _unused __attribute__((__unused__))
+#else
+# define _unused
+#endif
+
+#ifndef HAVE_ARC4RANDOM
+# ifdef __GLIBC__
+uint32_t arc4random(void);
+#else
+# define HAVE_ARC4RANDOM
+# endif
+#endif
+
+#ifndef HAVE_STRLCPY
+#  define HAVE_STRLCPY 1
+#endif
+/* Only GLIBC doesn't support strlcpy */
+#ifdef __GLIBC__
+#  if !defined(__UCLIBC__) && !defined (__dietlibc__)
+#    undef HAVE_STRLCPY
+size_t strlcpy(char *, const char *, size_t);
+#  endif
+#endif
+
+#ifndef HAVE_CLOSEFROM
+# if defined(__NetBSD__) || defined(__OpenBSD__)
+#  define HAVE_CLOSEFROM 1
+# endif
+#endif
+#ifndef HAVE_CLOSEFROM
+int closefrom(int);
+#endif
+
+int close_fds(void);
+int set_cloexec(int);
+int set_nonblock(int);
+ssize_t get_line(char **, size_t *, FILE *);
+extern int clock_monotonic;
+int get_monotonic(struct timeval *);
+time_t uptime(void);
+int writepid(int, pid_t);
+void *xrealloc(void *, size_t);
+void *xmalloc(size_t);
+void *xzalloc(size_t);
+char *xstrdup(const char *);
+
+#endif