1 files changed, 26 insertions, 0 deletions
diff --git a/release/src/router/busybox/libbb/concat_path_file.c b/release/src/router/busybox/libbb/concat_path_file.c
new file mode 100644
index 00000000..86dd2fbb
--- /dev/null
+++ b/release/src/router/busybox/libbb/concat_path_file.c
@@ -0,0 +1,26 @@
+/*
+ * busybox library eXtendet funcion
+ *
+ * concatenate path and file name to new allocation buffer,
+ * not addition '/' if path name already have '/'
+ *
+*/
+
+#include <string.h>
+#include "libbb.h"
+
+extern char *concat_path_file(const char *path, const char *filename)
+{
+	char *outbuf;
+	char *lc;
+
+	if (!path)
+	    path="";
+	lc = last_char_is(path, '/');
+	while (*filename == '/')
+		filename++;
+	outbuf = xmalloc(strlen(path)+strlen(filename)+1+(lc==NULL));
+	sprintf(outbuf, "%s%s%s", path, (lc==NULL)? "/" : "", filename);
+
+	return outbuf;
+}