create function open_pathfmt() to allow printf formatting on open()

save some space by allowing printf formatting directly rather than
having a buffer and using sprintf

Change-Id: I049c8f898fb4a68a26ad0f0646250c242647ba12

1 files changed, 1 insertions, 0 deletions

diff --git a/apps/misc.h b/apps/misc.h
index ed40de3e1f..50191f0e95 100644
--- a/apps/misc.h
+++ b/apps/misc.h
@@ -122,6 +122,7 @@ extern int show_logo(void);
 #define BOM_UTF_16_SIZE 2
 
 int split_string(char *str, const char needle, char *vector[], int vector_length);
+int open_pathfmt(int oflag, const char *pathfmt, ...);
 int open_utf8(const char* pathname, int flags);
 int string_option(const char *option, const char *const oplist[], bool ignore_case);