Added stpcpy() implementation for the sake of compatibility (it's not a POSIX function).

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9735 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/libroot/posix/string/Jamfile

@@ -8,6 +8,7 @@ KernelMergeObject posix_string.o :
 	memcpy.c
 	memmove.c
 	memset.c
+	stpcpy.c
 	strcasecmp.c
 	strcasestr.c
 	strcat.c

src/kernel/libroot/posix/string/stpcpy.c

@@ -0,0 +1,21 @@
+/*
+** Copyright 2004, Axel Dörfler, [email protected]. All rights reserved.
+** Distributed under the terms of the Haiku License.
+*/
+
+
+#include <sys/types.h>
+#include <string.h>
+
+
+/* This is not a POSIX function, but since BeOS exports it, we need to, as well. */
+
+char *
+stpcpy(char *dest, char const *src)
+{
+	while ((*dest++ = *src++) != '\0')
+		;
+
+	return dest - 1;
+}
+