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archival/*: shrink by reusing sufficiently similar functions

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function                                             old     new   delta
append_ext                                             -      16     +16
unxz_main                                             77      83      +6
unlzma_main                                           77      83      +6
uncompress_main                                       42      48      +6
gzip_main                                            184     190      +6
bzip2_main                                           114     120      +6
bunzip2_main                                          61      67      +6
bbunpack                                             469     475      +6
send_tree                                            355     360      +5
lzop_main                                             89      92      +3
gunzip_main                                           61      64      +3
make_new_name_lzop                                    84      82      -2
make_new_name_gunzip                                 114     112      -2
make_new_name_unxz                                    14       -     -14
make_new_name_unlzma                                  14       -     -14
make_new_name_uncompress                              14       -     -14
make_new_name_bunzip2                                 14       -     -14
make_new_name_gzip                                    17       -     -17
make_new_name_bzip2                                   17       -     -17
------------------------------------------------------------------------------
(add/remove: 1/6 grow/shrink: 10/2 up/down: 69/-94)           Total: -25 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-05-31 14:18:57 +02:00
parent b8b72f02f0
commit 39a04f71ca
5 changed files with 34 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
archival/bzip2.c
View File

@ -102,7 +102,7 @@ IF_DESKTOP(long long) int bz_write(bz_stream *strm, void* rbuf, ssize_t rlen, vo
}
static
IF_DESKTOP(long long) int compressStream(unpack_info_t *info UNUSED_PARAM)
IF_DESKTOP(long long) int FAST_FUNC compressStream(unpack_info_t *info UNUSED_PARAM)
{
IF_DESKTOP(long long) int total;
ssize_t count;
@ -135,12 +135,6 @@ IF_DESKTOP(long long) int compressStream(unpack_info_t *info UNUSED_PARAM)
return total;
}
static
char* make_new_name_bzip2(char *filename)
{
return xasprintf("%s.bz2", filename);
}
int bzip2_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int bzip2_main(int argc UNUSED_PARAM, char **argv)
{
@ -181,5 +175,5 @@ int bzip2_main(int argc UNUSED_PARAM, char **argv)
argv += optind;
option_mask32 &= 0x7; /* ignore all except -cfv */
return bbunpack(argv, make_new_name_bzip2, compressStream);
return bbunpack(argv, compressStream, append_ext, "bz2");
}