getopt32: add new syntax of 'o:+' and 'o:*' for -o NUM and -o LIST

In many cases, this aqllows to drop use of opt_complementary.
Approximately -400 bytes:

function                                             old     new   delta
getopt32                                            1423    1502     +79
opt_string                                            17      18      +1
OPT_STR                                               24      25      +1
uniq_main                                            416     406     -10
timeout_main                                         279     269     -10
sulogin_main                                         270     260     -10
readprofile_main                                    1825    1815     -10
ps_main                                              543     533     -10
pidof_main                                           245     235     -10
pgrep_main                                           611     601     -10
od_main                                             2600    2590     -10
mkfs_minix_main                                     2684    2674     -10
mkfs_ext2_main                                      2603    2593     -10
microcom_main                                        712     702     -10
makemime_main                                        315     305     -10
ionice_main                                          282     272     -10
inetd_main                                          2074    2064     -10
ifplugd_main                                        1144    1134     -10
halt_main                                            353     343     -10
getopt_main                                          636     626     -10
fdisk_main                                          2854    2844     -10
env_main                                             206     196     -10
dmesg_main                                           319     309     -10
conspy_main                                         1214    1204     -10
awk_main                                             981     971     -10
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/22 up/down: 81/-220)         Total: -139 bytes
   text	   data	    bss	    dec	    hex	filename
 919373	    906	  14060	 934339	  e41c3	busybox_old
 918969	    906	  14060	 933935	  e402f	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2016-07-06 21:58:02 +02:00
parent 0844b5afe2
commit 237bedd499
58 changed files with 168 additions and 159 deletions

View file

@ -577,13 +577,13 @@ int setfiles_main(int argc UNUSED_PARAM, char **argv)
set_matchpathcon_flags(matchpathcon_flags);
opt_complementary = "e::vv:v--p:p--v:v--q:q--v";
opt_complementary = "vv:v--p:p--v:v--q:q--v";
/* Option order must match OPT_x definitions! */
if (applet_name[0] == 'r') { /* restorecon */
flags = getopt32(argv, "de:f:ilnpqrsvo:FWR",
flags = getopt32(argv, "de:*f:ilnpqrsvo:FWR",
&exclude_dir, &input_filename, &out_filename, &verbose);
} else { /* setfiles */
flags = getopt32(argv, "de:f:ilnpqr:svo:FW"
flags = getopt32(argv, "de:*f:ilnpqr:svo:FW"
IF_FEATURE_SETFILES_CHECK_OPTION("c:"),
&exclude_dir, &input_filename, &rootpath, &out_filename,
IF_FEATURE_SETFILES_CHECK_OPTION(&policyfile,)