Add err.h (needed for new touch) Library routines to follow

diff --git a/include/err.h b/include/err.h
new file mode 100644 (file)
index 0000000..ba743c5
--- /dev/null
+++ b/include/err.h
@@ -0,0 +1,62 @@
+/*-
+ * Copyright (c) 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.
+ *
+ *     @(#)err.h       5.1 (Berkeley) 3/4/93
+ */
+
+#ifndef _ERR_H_
+#define        _ERR_H_
+
+/*
+ * Don't use va_list in the err/warn prototypes.   Va_list is typedef'd in two
+ * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
+ * of them here we may collide with the utility's includes.  It's unreasonable
+ * for utilities to have to include one of them to include err.h, so we get
+ * _BSD_VA_LIST_ from <machine/ansi.h> and use it.
+ */
+/* s/_BSD_VA_LIST_/_VA_LIST_ to avoid major changes at this time */
+
+#include <machine/ansi.h>
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+volatile void  err __P((int, const char *, ...));
+volatile void  verr __P((int, const char *, _VA_LIST_));
+volatile void  errx __P((int, const char *, ...));
+volatile void  verrx __P((int, const char *, _VA_LIST_));
+void           warn __P((const char *, ...));
+void           vwarn __P((const char *, _VA_LIST_));
+void           warnx __P((const char *, ...));
+void           vwarnx __P((const char *, _VA_LIST_));
+__END_DECLS
+
+#endif /* !_ERR_H_ */