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msvc: Add a va_copy compatability macro for msvc

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
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1 parent 31fbdec commit e1b449604018c4e5eedf4abf393c0a170fd407cb @dwbuiten dwbuiten committed Sep 14, 2012
Showing with 28 additions and 0 deletions.
  1. +1 −0 cmdutils.c
  2. +1 −0 compat/msvcrt/snprintf.c
  3. +26 −0 compat/va_copy.h
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@@ -29,6 +29,7 @@
references to libraries that are not being built. */
#include "config.h"
+#include "compat/va_copy.h"
#include "libavformat/avformat.h"
#include "libavfilter/avfilter.h"
#include "libavdevice/avdevice.h"
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@@ -24,6 +24,7 @@
#include <limits.h>
#include <string.h>
+#include "compat/va_copy.h"
#include "libavutil/error.h"
int avpriv_snprintf(char *s, size_t n, const char *fmt, ...)
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@@ -0,0 +1,26 @@
+/*
+ * MSVC Compatible va_copy macro
+ * Copyright (c) 2012 Derek Buitenhuis
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdarg.h>
+
+#if !defined(va_copy) && defined(_MSC_VER)
+#define va_copy(dst, src) ((dst) = (src))
+#endif

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