From 5d69c6a2661bba0a22f3ecfd517e2e9767a38346 Mon Sep 17 00:00:00 2001
From: Cem Keylan <cem@ckyln.com>
Date: Fri, 16 Oct 2020 17:47:01 +0300
Subject: add tools

---
 usr.bin/mandoc/mandoc_aux.c | 113 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 usr.bin/mandoc/mandoc_aux.c

(limited to 'usr.bin/mandoc/mandoc_aux.c')

diff --git a/usr.bin/mandoc/mandoc_aux.c b/usr.bin/mandoc/mandoc_aux.c
new file mode 100644
index 0000000..7c23ecf
--- /dev/null
+++ b/usr.bin/mandoc/mandoc_aux.c
@@ -0,0 +1,113 @@
+/*	$OpenBSD: mandoc_aux.c,v 1.9 2018/02/07 20:04:33 schwarze Exp $ */
+/*
+ * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <sys/types.h>
+
+#include <err.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "mandoc.h"
+#include "mandoc_aux.h"
+
+int
+mandoc_asprintf(char **dest, const char *fmt, ...)
+{
+	va_list	 ap;
+	int	 ret;
+
+	va_start(ap, fmt);
+	ret = vasprintf(dest, fmt, ap);
+	va_end(ap);
+
+	if (ret == -1)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ret;
+}
+
+void *
+mandoc_calloc(size_t num, size_t size)
+{
+	void	*ptr;
+
+	ptr = calloc(num, size);
+	if (ptr == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ptr;
+}
+
+void *
+mandoc_malloc(size_t size)
+{
+	void	*ptr;
+
+	ptr = malloc(size);
+	if (ptr == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ptr;
+}
+
+void *
+mandoc_realloc(void *ptr, size_t size)
+{
+	ptr = realloc(ptr, size);
+	if (ptr == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ptr;
+}
+
+void *
+mandoc_reallocarray(void *ptr, size_t num, size_t size)
+{
+	ptr = reallocarray(ptr, num, size);
+	if (ptr == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ptr;
+}
+
+void *
+mandoc_recallocarray(void *ptr, size_t oldnum, size_t num, size_t size)
+{
+	ptr = recallocarray(ptr, oldnum, num, size);
+	if (ptr == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return ptr;
+}
+
+char *
+mandoc_strdup(const char *ptr)
+{
+	char	*p;
+
+	p = strdup(ptr);
+	if (p == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return p;
+}
+
+char *
+mandoc_strndup(const char *ptr, size_t sz)
+{
+	char	*p;
+
+	p = strndup(ptr, sz);
+	if (p == NULL)
+		err((int)MANDOCLEVEL_SYSERR, NULL);
+	return p;
+}
-- 
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