1 files changed, 51 insertions, 0 deletions
diff --git a/gmp/printf/vsprintf.c b/gmp/printf/vsprintf.c
new file mode 100644
index 0000000000..099455d325
--- /dev/null
+++ b/gmp/printf/vsprintf.c
@@ -0,0 +1,51 @@
+/* gmp_vsprintf -- formatted output to an unrestricted string.
+
+Copyright 2001 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+  * the GNU Lesser General Public License as published by the Free
+    Software Foundation; either version 3 of the License, or (at your
+    option) any later version.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+The GNU MP Library 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.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#include <stdarg.h>
+#include <string.h>    /* for strlen */
+
+#include "gmp.h"
+#include "gmp-impl.h"
+
+
+int
+gmp_vsprintf (char *buf, const char *fmt, va_list ap)
+{
+#if WANT_ASSERT
+  int  fmtlen = strlen(fmt);
+#endif
+  int  ret;
+
+  ret = __gmp_doprnt (&__gmp_sprintf_funs, &buf, fmt, ap);
+
+  ASSERT (! MEM_OVERLAP_P (buf, strlen(buf)+1, fmt, fmtlen+1));
+
+  return ret;
+}