1 files changed, 60 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/strncat_ea.c b/newlib/libc/machine/spu/strncat_ea.c
new file mode 100644
index 000000000..b6c7389b7
--- /dev/null
+++ b/newlib/libc/machine/spu/strncat_ea.c
@@ -0,0 +1,60 @@
+/*
+(C) Copyright IBM Corp. 2007, 2008
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+* 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.
+* Neither the name of IBM nor the names of its contributors may be
+used to endorse or promote products derived from this software without
+specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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 <string.h>
+#include <stddef.h>
+#include "ea_internal.h"
+#include <ea.h>
+
+COMPAT_EA_ALIAS (strncat_ea);
+
+/*
+ * Not the fastest thing ever since it reads through the data once on
+ * strlen and once on memcpy.
+ */
+__ea char *
+strncat_ea (__ea char *dest, __ea const char *src, size_ea_t n)
+{
+  size_ea_t length_src;
+  size_ea_t length_dest;
+  __ea char *new_dest;
+  size_ea_t smaller_length;
+
+  length_src = strlen_ea (src);
+  length_dest = strlen_ea (dest);
+  new_dest = dest + length_dest;
+  smaller_length = length_src < n ? length_src : n;
+  memcpy_ea ((__ea void *) new_dest, (__ea void *) src, smaller_length);
+  /* null out last character */
+  memset_ea ((__ea void *) (new_dest + smaller_length), 0, 1);
+
+  return dest;
+}