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$NetBSD: patch-ac,v 1.1.1.1 2000/12/11 13:53:26 wiz Exp $
--- /dev/null Mon Mar 22 08:33:49 1999
+++ src/engine/asprintf.c Mon Mar 22 09:26:19 1999
@@ -0,0 +1,95 @@
+/* $NetBSD: patch-ac,v 1.1.1.1 2000/12/11 13:53:26 wiz Exp $ */
+
+/*
+ * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com>
+ * 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. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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.
+ */
+#include <sys/param.h>
+
+/*
+ * research has shown that NetBSD 1.3H was the first version of -current
+ * with asprintf in libc. agc
+ */
+#if __NetBSD_Version__ < 103080000
+
+#include <sys/cdefs.h>
+#if defined(LIBC_SCCS) && !defined(lint)
+__RCSID("$NetBSD: patch-ac,v 1.1.1.1 2000/12/11 13:53:26 wiz Exp $");
+#endif /* LIBC_SCCS and not lint */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#if __STDC__
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+int
+#if __STDC__
+asprintf(char **str, char const *fmt, ...)
+#else
+asprintf(str, fmt, va_alist)
+ char **str;
+ const char *fmt;
+ va_dcl
+#endif
+{
+ int ret;
+ va_list ap;
+ FILE f;
+ unsigned char *_base;
+
+#if __STDC__
+ va_start(ap, fmt);
+#else
+ va_start(ap);
+#endif
+ f._flags = __SWR | __SSTR | __SALC;
+ f._bf._base = f._p = (unsigned char *)malloc(128);
+ if (f._bf._base == NULL)
+ goto err;
+ f._bf._size = f._w = 127; /* Leave room for the NUL */
+ ret = vfprintf(&f, fmt, ap);
+ if (ret == -1)
+ goto err;
+ *f._p = '\0';
+ va_end(ap);
+ _base = realloc(f._bf._base, (size_t)(ret + 1));
+ if (_base == NULL)
+ goto err;
+ *str = (char *)_base;
+ return (ret);
+
+err:
+ if (f._bf._base)
+ free(f._bf._base);
+ *str = NULL;
+ errno = ENOMEM;
+ return (-1);
+}
+
+#endif /* NetBSD < 1.3H */
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