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authorDenis Vlasenko2007-07-23 17:14:14 +0000
committerDenis Vlasenko2007-07-23 17:14:14 +0000
commitbdc88fdc6844ee6890e31ba4cf56800becc8c682 (patch)
tree69301e47c6493ad275d72e57ce96467ee13d7ecc /archival
parent9fe9c1a6d8e66032a9783f98606167764e8ab296 (diff)
downloadbusybox-bdc88fdc6844ee6890e31ba4cf56800becc8c682.zip
busybox-bdc88fdc6844ee6890e31ba4cf56800becc8c682.tar.gz
rework long option handling. saves ~1.2k
function old new delta tar_longopts - 222 +222 static.udhcpc_longopts - 192 +192 start_stop_daemon_longopts - 150 +150 getopt32 1045 1185 +140 static.wget_longopts - 111 +111 static.od_longopts - 105 +105 getopt_longopts - 96 +96 install_longopts - 67 +67 ipcalc_longopts - 63 +63 static.hwclock_longopts - 54 +54 ftpgetput_longopts - 52 +52 static.dumpleases_longopts - 32 +32 env_longopts - 31 +31 runparts_longopts - 30 +30 mv_longopts - 24 +24 mkdir_longopts - 19 +19 find_pair 164 180 +16 bb_null_long_options - 16 +16 setconsole_longopts - 10 +10 display_speed 91 98 +7 collect_blk 467 474 +7 show_color 4 1 -3 ls_main 913 904 -9 bb_default_long_options 16 - -16 ls_color_opt 32 10 -22 setconsole_long_options 32 - -32 arith 2077 2030 -47 mv_long_options 48 - -48 mkdir_long_options 48 - -48 env_long_options 48 - -48 static.options 248 184 -64 runparts_long_options 80 - -80 ftpgetput_long_options 96 - -96 static.hwclock_long_options 112 - -112 install_long_options 112 - -112 static.long_options 144 - -144 static.wget_long_options 160 - -160 longopts 160 - -160 static.arg_options 304 - -304 tar_long_options 320 - -320 long_options 384 - -384 ------------------------------------------------------------------------------ (add/remove: 17/15 grow/shrink: 4/5 up/down: 1444/-2209) Total: -765 bytes text data bss dec hex filename 782618 1328 11900 795846 c24c6 busybox_old 781354 1328 11900 794582 c1fd6 busybox_unstripped
Diffstat (limited to 'archival')
-rw-r--r--archival/tar.c45
1 files changed, 22 insertions, 23 deletions
diff --git a/archival/tar.c b/archival/tar.c
index bcbb7a9..d03b18b 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -715,45 +715,44 @@ enum {
OPT_NOPRESERVE_PERM = 1 << OPTBIT_NOPRESERVE_PERM, // no-same-permissions
};
#if ENABLE_FEATURE_TAR_LONG_OPTIONS
-static const struct option tar_long_options[] = {
- { "list", 0, NULL, 't' },
- { "extract", 0, NULL, 'x' },
- { "directory", 1, NULL, 'C' },
- { "file", 1, NULL, 'f' },
- { "to-stdout", 0, NULL, 'O' },
- { "same-permissions", 0, NULL, 'p' },
- { "verbose", 0, NULL, 'v' },
- { "keep-old", 0, NULL, 'k' },
+static const char tar_longopts[] =
+ "list\0" No_argument "t"
+ "extract\0" No_argument "x"
+ "directory\0" Required_argument "C"
+ "file\0" Required_argument "f"
+ "to-stdout\0" No_argument "O"
+ "same-permissions\0" No_argument "p"
+ "verbose\0" No_argument "v"
+ "keep-old\0" No_argument "k"
# if ENABLE_FEATURE_TAR_CREATE
- { "create", 0, NULL, 'c' },
- { "dereference", 0, NULL, 'h' },
+ "create\0" No_argument "c"
+ "dereference\0" No_argument "h"
# endif
# if ENABLE_FEATURE_TAR_BZIP2
- { "bzip2", 0, NULL, 'j' },
+ "bzip2\0" No_argument "j"
# endif
# if ENABLE_FEATURE_TAR_LZMA
- { "lzma", 0, NULL, 'a' },
+ "lzma\0" No_argument "a"
# endif
# if ENABLE_FEATURE_TAR_FROM
- { "files-from", 1, NULL, 'T' },
- { "exclude-from", 1, NULL, 'X' },
+ "files-from\0" Required_argument "T"
+ "exclude-from\0" Required_argument "X"
# endif
# if ENABLE_FEATURE_TAR_GZIP
- { "gzip", 0, NULL, 'z' },
+ "gzip\0" No_argument "z"
# endif
# if ENABLE_FEATURE_TAR_COMPRESS
- { "compress", 0, NULL, 'Z' },
+ "compress\0" No_argument "Z"
# endif
- { "no-same-owner", 0, NULL, 0xfd },
- { "no-same-permissions",0, NULL, 0xfe },
+ "no-same-owner\0" No_argument "\xfd"
+ "no-same-permissions\0" No_argument "\xfe"
/* --exclude takes next bit position in option mask, */
/* therefore we have to either put it _after_ --no-same-perm */
/* or add OPT[BIT]_EXCLUDE before OPT[BIT]_NOPRESERVE_OWN */
# if ENABLE_FEATURE_TAR_FROM
- { "exclude", 1, NULL, 0xff },
+ "exclude\0" Required_argument "\xff"
# endif
- { 0, 0, 0, 0 }
-};
+ "\0";
#endif
int tar_main(int argc, char **argv);
@@ -787,7 +786,7 @@ int tar_main(int argc, char **argv)
USE_FEATURE_TAR_CREATE("c--tx:t--cx:x--ct") // mutually exclusive
SKIP_FEATURE_TAR_CREATE("t--x:x--t"); // mutually exclusive
#if ENABLE_FEATURE_TAR_LONG_OPTIONS
- applet_long_options = tar_long_options;
+ applet_long_options = tar_longopts;
#endif
opt = getopt32(argc, argv,
"txC:f:Opvk"