svn commit: r279849 - head/usr.bin/m4
Baptiste Daroussin
bapt at FreeBSD.org
Tue Mar 10 14:22:29 UTC 2015
Author: bapt
Date: Tue Mar 10 14:22:28 2015
New Revision: 279849
URL: https://svnweb.freebsd.org/changeset/base/279849
Log:
Add OpenBSD copyright for reallocarray
Move the function at the bottom of the misc.c file to clearly state the
copyright only stand for this function
PR: 198484
Submitted by: logan at elandsys.com
Modified:
head/usr.bin/m4/misc.c
Modified: head/usr.bin/m4/misc.c
==============================================================================
--- head/usr.bin/m4/misc.c Tue Mar 10 14:18:26 2015 (r279848)
+++ head/usr.bin/m4/misc.c Tue Mar 10 14:22:28 2015 (r279849)
@@ -64,6 +64,7 @@ unsigned char *bbase[MAXINP]; /* the ba
unsigned char *bp; /* first available character */
unsigned char *endpbb; /* end of push-back buffer */
+static void *reallocarray(void *, size_t, size_t);
/*
* find the index of second str in the first str.
@@ -352,23 +353,6 @@ xrealloc(void *old, size_t n, const char
return p;
}
-/*
- * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX
- * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW
- */
-#define MUL_NO_OVERFLOW (1UL << (sizeof(size_t) * 4))
-
-static void *
-reallocarray(void *optr, size_t nmemb, size_t size)
-{
- if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) &&
- nmemb > 0 && SIZE_MAX / nmemb < size) {
- errno = ENOMEM;
- return NULL;
- }
- return realloc(optr, size * nmemb);
-}
-
void *
xreallocarray(void *old, size_t s1, size_t s2, const char *fmt, ...)
{
@@ -483,3 +467,37 @@ dump_buffer(FILE *f, size_t m)
for (s = bp; s-buf > (long)m;)
fputc(*--s, f);
}
+
+/* $OpenBSD: reallocarray.c,v 1.2 2014/12/08 03:45:00 bcook Exp $ */
+/*
+ * Copyright (c) 2008 Otto Moerbeek <otto at drijf.net>
+ *
+ * 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 AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR 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.
+ */
+
+/*
+ * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX
+ * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW
+ */
+#define MUL_NO_OVERFLOW ((size_t)1 << (sizeof(size_t) * 4))
+
+void *
+reallocarray(void *optr, size_t nmemb, size_t size)
+{
+ if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) &&
+ nmemb > 0 && SIZE_MAX / nmemb < size) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ return realloc(optr, size * nmemb);
+}
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