From f431cd1a48a6a5186633bf5f16a2d21cb4399e8c Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Thu, 09 Feb 2012 10:56:43 -0500
Subject: Initial commit.

TODO: Copyright information.
Including source code and a patch to add files generated by GNU Autoconf
is not very pretty...  Running 'make dist' in the SVN trunk to generate
a source archive might be better.
---
(limited to 'src/libopkg/.svn/text-base/sprintf_alloc.c.svn-base')

diff --git a/src/libopkg/.svn/text-base/sprintf_alloc.c.svn-base b/src/libopkg/.svn/text-base/sprintf_alloc.c.svn-base
new file mode 100644
index 0000000..aef8e06
--- /dev/null
+++ b/src/libopkg/.svn/text-base/sprintf_alloc.c.svn-base
@@ -0,0 +1,49 @@
+/* sprintf_alloc.c -- like sprintf with memory allocation
+
+   Copyright (C) 2010 Ubiq Technologies <graham.gower@gmail.com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+*/
+
+#include <stdarg.h>
+
+#include "sprintf_alloc.h"
+#include "libbb/libbb.h"
+
+void
+sprintf_alloc(char **str, const char *fmt, ...)
+{
+	va_list ap;
+	int n;
+	unsigned int size = 0;
+
+	*str = NULL;
+
+	for (;;) {
+		va_start(ap, fmt);
+		n = vsnprintf (*str, size, fmt, ap);
+		va_end(ap);
+
+		if (n < 0) {
+			fprintf(stderr, "%s: encountered an output or encoding"
+					" error during vsnprintf.\n",
+					__FUNCTION__);
+			exit(EXIT_FAILURE);
+		}
+
+		if (n < size)
+			break;
+
+		/* Truncated, try again with more space. */
+		size = n+1;
+		*str = xrealloc(*str, size);
+	}
+}
--
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