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| author | Bernhard Reutner-Fischer | 2009-10-25 02:13:32 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2009-10-25 02:13:32 +0200 |
| commit | 30f3c1d5fdf8999491a01cb3fe8be8a40da52a75 (patch) | |
| tree | 0b618243b796f4b5548c68b774e17fa71e0a208e /archival/tar.c | |
| parent | f645037ffb156dbca22296c1453f0b45383ff8ce (diff) | |
| download | busybox-30f3c1d5fdf8999491a01cb3fe8be8a40da52a75.zip busybox-30f3c1d5fdf8999491a01cb3fe8be8a40da52a75.tar.gz | |
tar: add support for -o as synonym to --no-same-owner. +5 bytes
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/tar.c')
| -rw-r--r-- | archival/tar.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/archival/tar.c b/archival/tar.c index 3c0ceb7..450402d 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -727,7 +727,7 @@ static void handle_SIGCHLD(int status) #endif enum { - OPTBIT_KEEP_OLD = 7, + OPTBIT_KEEP_OLD = 8, IF_FEATURE_TAR_CREATE( OPTBIT_CREATE ,) IF_FEATURE_TAR_CREATE( OPTBIT_DEREFERENCE ,) IF_FEATURE_SEAMLESS_BZ2( OPTBIT_BZIP2 ,) @@ -735,7 +735,7 @@ enum { IF_FEATURE_TAR_FROM( OPTBIT_INCLUDE_FROM,) IF_FEATURE_TAR_FROM( OPTBIT_EXCLUDE_FROM,) IF_FEATURE_SEAMLESS_GZ( OPTBIT_GZIP ,) - IF_FEATURE_SEAMLESS_Z( OPTBIT_COMPRESS ,) /* 15th bit */ + IF_FEATURE_SEAMLESS_Z( OPTBIT_COMPRESS ,) // 16th bit OPTBIT_NUMERIC_OWNER, OPTBIT_NOPRESERVE_OWNER, OPTBIT_NOPRESERVE_PERM, @@ -744,9 +744,10 @@ enum { OPT_BASEDIR = 1 << 2, // C OPT_TARNAME = 1 << 3, // f OPT_2STDOUT = 1 << 4, // O - OPT_P = 1 << 5, // p - OPT_VERBOSE = 1 << 6, // v - OPT_KEEP_OLD = 1 << 7, // k + OPT_NOPRESERVE_OWNER = 1 << 5, // no-same-owner + OPT_P = 1 << 6, // p + OPT_VERBOSE = 1 << 7, // v + OPT_KEEP_OLD = 1 << 8, // k OPT_CREATE = IF_FEATURE_TAR_CREATE( (1 << OPTBIT_CREATE )) + 0, // c OPT_DEREFERENCE = IF_FEATURE_TAR_CREATE( (1 << OPTBIT_DEREFERENCE )) + 0, // h OPT_BZIP2 = IF_FEATURE_SEAMLESS_BZ2( (1 << OPTBIT_BZIP2 )) + 0, // j @@ -756,7 +757,6 @@ enum { OPT_GZIP = IF_FEATURE_SEAMLESS_GZ( (1 << OPTBIT_GZIP )) + 0, // z OPT_COMPRESS = IF_FEATURE_SEAMLESS_Z( (1 << OPTBIT_COMPRESS )) + 0, // Z OPT_NUMERIC_OWNER = 1 << OPTBIT_NUMERIC_OWNER, - OPT_NOPRESERVE_OWNER = 1 << OPTBIT_NOPRESERVE_OWNER , // no-same-owner OPT_NOPRESERVE_PERM = 1 << OPTBIT_NOPRESERVE_PERM, // no-same-permissions }; #if ENABLE_FEATURE_TAR_LONG_OPTIONS @@ -766,6 +766,10 @@ static const char tar_longopts[] ALIGN1 = "directory\0" Required_argument "C" "file\0" Required_argument "f" "to-stdout\0" No_argument "O" + /* do not restore owner */ + /* Note: GNU tar handles 'o' as no-same-owner only on extract, + * on create, 'o' is --old-archive. We do not support --old-archive. */ + "no-same-owner\0" No_argument "o" "same-permissions\0" No_argument "p" "verbose\0" No_argument "v" "keep-old\0" No_argument "k" @@ -790,9 +794,7 @@ static const char tar_longopts[] ALIGN1 = "compress\0" No_argument "Z" # endif /* use numeric uid/gid from tar header, not textual */ - "numeric-owner\0" No_argument "\xfc" - /* do not restore owner */ - "no-same-owner\0" No_argument "\xfd" + "numeric-owner\0" No_argument "\xfd" /* do not restore mode */ "no-same-permissions\0" No_argument "\xfe" /* --exclude takes next bit position in option mask, */ @@ -869,7 +871,7 @@ int tar_main(int argc UNUSED_PARAM, char **argv) } #endif opt = getopt32(argv, - "txC:f:Opvk" + "txC:f:Oopvk" IF_FEATURE_TAR_CREATE( "ch" ) IF_FEATURE_SEAMLESS_BZ2( "j" ) IF_FEATURE_SEAMLESS_LZMA("a" ) |