libbb: more compact API for bb_parse_mode()

function                                             old     new   delta
make_device                                         2182    2188      +6
parse_command                                       1440    1443      +3
parse_params                                        1497    1499      +2
install_main                                         773     769      -4
mkdir_main                                           168     160      -8
getoptscmd                                           641     632      -9
builtin_umask                                        158     147     -11
bb_parse_mode                                        431     410     -21
umaskcmd                                             286     258     -28
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/6 up/down: 11/-81)            Total: -70 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 543214ea4..d79843a2d 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1251,7 +1251,8 @@ char *bb_ask_stdin(const char * prompt) FAST_FUNC;
 char *bb_ask(const int fd, int timeout, const char * prompt) FAST_FUNC;
 int bb_ask_confirmation(void) FAST_FUNC;
 
-int bb_parse_mode(const char* s, mode_t* theMode) FAST_FUNC;
+/* Returns -1 if input is invalid. current_mode is a base for e.g. "u+rw" */
+int bb_parse_mode(const char* s, unsigned cur_mode) FAST_FUNC;
 
 /*
  * Config file parser