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:
		@@ -247,11 +247,11 @@ int sendmail_main(int argc UNUSED_PARAM, char **argv)
 | 
			
		||||
 | 
			
		||||
	// parse options
 | 
			
		||||
	// -v is a counter, -H and -S are mutually exclusive, -a is a list
 | 
			
		||||
	opt_complementary = "vv:w+:H--S:S--H:a::";
 | 
			
		||||
	opt_complementary = "vv:H--S:S--H";
 | 
			
		||||
	// N.B. since -H and -S are mutually exclusive they do not interfere in opt_connect
 | 
			
		||||
	// -a is for ssmtp (http://downloads.openwrt.org/people/nico/man/man8/ssmtp.8.html) compatibility,
 | 
			
		||||
	// it is still under development.
 | 
			
		||||
	opts = getopt32(argv, "tf:o:iw:H:S:a::v", &opt_from, NULL,
 | 
			
		||||
	opts = getopt32(argv, "tf:o:iw:+H:S:a:*:v", &opt_from, NULL,
 | 
			
		||||
			&timeout, &opt_connect, &opt_connect, &list, &verbose);
 | 
			
		||||
	//argc -= optind;
 | 
			
		||||
	argv += optind;
 | 
			
		||||
 
 | 
			
		||||
		Reference in New Issue
	
	Block a user