From 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe Mon Sep 17 00:00:00 2001
From: Kiyoshi Aman <kiyoshi.aman+adelie@gmail.com>
Date: Fri, 1 Feb 2019 22:55:37 +0000
Subject: initial population

---
 usr.bin/sed/misc.c | 119 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 usr.bin/sed/misc.c

(limited to 'usr.bin/sed/misc.c')

diff --git a/usr.bin/sed/misc.c b/usr.bin/sed/misc.c
new file mode 100644
index 0000000..bd0ecdf
--- /dev/null
+++ b/usr.bin/sed/misc.c
@@ -0,0 +1,119 @@
+/*	$NetBSD: misc.c,v 1.15 2014/06/26 02:14:32 christos Exp $	*/
+
+/*-
+ * Copyright (c) 1992 Diomidis Spinellis.
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Diomidis Spinellis of Imperial College, University of London.
+ *
+ * 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. 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.
+ */
+
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: misc.c,v 1.15 2014/06/26 02:14:32 christos Exp $");
+#ifdef __FBSDID
+__FBSDID("$FreeBSD: head/usr.bin/sed/misc.c 200462 2009-12-13 03:14:06Z delphij $");
+#endif
+
+#if 0
+static const char sccsid[] = "@(#)misc.c	8.1 (Berkeley) 6/6/93";
+#endif
+
+#include <sys/types.h>
+
+#include <err.h>
+#include <limits.h>
+#include <regex.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "defs.h"
+#include "extern.h"
+
+/*
+ * malloc with result test
+ */
+void *
+xmalloc(size_t size)
+{
+	void *p;
+
+	if ((p = malloc(size)) == NULL)
+		err(1, "malloc(%zu)", size);
+	return p;
+}
+
+/*
+ * realloc with result test
+ */
+void *
+xrealloc(void *p, size_t size)
+{
+	if (p == NULL)			/* Compatibility hack. */
+		return (xmalloc(size));
+
+	if ((p = realloc(p, size)) == NULL)
+		err(1, "realloc(%zu)", size);
+	return p;
+}
+
+/*
+ * realloc with result test
+ */
+void *
+xcalloc(size_t c, size_t n)
+{
+	void *p;
+
+	if ((p = calloc(c, n)) == NULL)
+		err(1, "calloc(%zu, %zu)", c, n);
+	return p;
+}
+/*
+ * Return a string for a regular expression error passed.  This is overkill,
+ * because of the silly semantics of regerror (we can never know the size of
+ * the buffer).
+ */
+char *
+strregerror(int errcode, regex_t *preg)
+{
+	char buf[1];
+	static char *oe;
+	size_t s;
+
+	if (oe != NULL)
+		free(oe);
+	s = regerror(errcode, preg, buf, 0);
+	oe = xmalloc(s);
+	(void)regerror(errcode, preg, oe, s);
+	return (oe);
+}
-- 
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