78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
$NetBSD: patch-source_Utility_regfree.c,v 1.1 2016/03/28 13:13:55 kamil Exp $
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--- source/Utility/regfree.c.orig 2016-01-23 13:45:52.000000000 +0000
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+++ source/Utility/regfree.c
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@@ -0,0 +1,72 @@
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+/*-
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+ * This code is derived from OpenBSD's libc/regex, original license follows:
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+ *
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+ * Copyright (c) 1992, 1993, 1994 Henry Spencer.
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+ * Copyright (c) 1992, 1993, 1994
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+ * The Regents of the University of California. All rights reserved.
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+ *
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+ * This code is derived from software contributed to Berkeley by
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+ * Henry Spencer.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions
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+ * are met:
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+ * 1. Redistributions of source code must retain the above copyright
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+ * notice, this list of conditions and the following disclaimer.
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+ * 2. Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ * 3. Neither the name of the University nor the names of its contributors
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+ * may be used to endorse or promote products derived from this software
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+ * without specific prior written permission.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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+ * SUCH DAMAGE.
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+ *
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+ * @(#)regfree.c 8.3 (Berkeley) 3/20/94
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+ */
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+
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+#include <sys/types.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include "lldb/Utility/regex_impl.h"
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+
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+#include "lldb/Utility/regutils.h"
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+#include "lldb/Utility/regex2.h"
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+
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+/*
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+ - llvm_regfree - free everything
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+ */
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+void
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+llvm_regfree(llvm_regex_t *preg)
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+{
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+ struct re_guts *g;
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+
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+ if (preg->re_magic != MAGIC1) /* oops */
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+ return; /* nice to complain, but hard */
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+
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+ g = preg->re_g;
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+ if (g == NULL || g->magic != MAGIC2) /* oops again */
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+ return;
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+ preg->re_magic = 0; /* mark it invalid */
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+ g->magic = 0; /* mark it invalid */
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+
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+ if (g->strip != NULL)
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+ free((char *)g->strip);
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+ if (g->sets != NULL)
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+ free((char *)g->sets);
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+ if (g->setbits != NULL)
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+ free((char *)g->setbits);
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+ if (g->must != NULL)
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+ free(g->must);
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+ free((char *)g);
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+}
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