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unzip: better match for "standard" unzip's output; string shrinkage

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function                                             old     new   delta
unzip_main                                          2490    2426     -64
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-64)             Total: -64 bytes
   text    data     bss     dec     hex filename
 924008     906   17160  942074   e5ffa busybox_old
 923846     906   17160  941912   e5f58 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2016-04-18 01:43:24 +02:00
parent bca4deee83
commit 07bd979921
1 changed files with 33 additions and 29 deletions
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62
archival/unzip.c
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@ -514,11 +514,11 @@ int unzip_main(int argc, char **argv)
printf("Archive: %s\n", src_fn);
if (listing) {
puts(verbose ?
" Length Method Size Ratio Date Time CRC-32 Name\n"
"-------- ------ ------- ----- ---- ---- ------ ----"
" Length Method Size Cmpr Date Time CRC-32 Name\n"
"-------- ------ ------- ---- ---------- ----- -------- ----"
:
" Length Date Time Name\n"
" -------- ---- ---- ----"
" Length Date Time Name\n"
"--------- ---------- ----- ----"
);
}
}
@ -643,16 +643,20 @@ int unzip_main(int argc, char **argv)
if (listing) {
/* List entry */
unsigned dostime = zip_header.formatted.modtime | (zip_header.formatted.moddate << 16);
if (!verbose) {
// " Length Date Time Name\n"
// " -------- ---- ---- ----"
printf( "%9u %02u-%02u-%02u %02u:%02u %s\n",
(unsigned)zip_header.formatted.ucmpsize,
char dtbuf[sizeof("mm-dd-yyyy hh:mm")];
sprintf(dtbuf, "%02u-%02u-%04u %02u:%02u",
(dostime & 0x01e00000) >> 21,
(dostime & 0x001f0000) >> 16,
(((dostime & 0xfe000000) >> 25) + 1980) % 100,
((dostime & 0xfe000000) >> 25) + 1980,
(dostime & 0x0000f800) >> 11,
(dostime & 0x000007e0) >> 5,
(dostime & 0x000007e0) >> 5
);
if (!verbose) {
// " Length Date Time Name\n"
// "--------- ---------- ----- ----"
printf( "%9u " "%s " "%s\n",
(unsigned)zip_header.formatted.ucmpsize,
dtbuf,
dst_fn);
} else {
unsigned long percents = zip_header.formatted.ucmpsize - zip_header.formatted.cmpsize;
@ -661,9 +665,9 @@ int unzip_main(int argc, char **argv)
percents = percents * 100;
if (zip_header.formatted.ucmpsize)
percents /= zip_header.formatted.ucmpsize;
// " Length Method Size Ratio Date Time CRC-32 Name\n"
// "-------- ------ ------- ----- ---- ---- ------ ----"
printf( "%8u %s" "%9u%4u%% %02u-%02u-%02u %02u:%02u %08x %s\n",
// " Length Method Size Cmpr Date Time CRC-32 Name\n"
// "-------- ------ ------- ---- ---------- ----- -------- ----"
printf( "%8u %s" "%9u%4u%% " "%s " "%08x " "%s\n",
(unsigned)zip_header.formatted.ucmpsize,
zip_header.formatted.method == 0 ? "Stored" : "Defl:N", /* Defl is method 8 */
/* TODO: show other methods?
@ -681,11 +685,7 @@ int unzip_main(int argc, char **argv)
*/
(unsigned)zip_header.formatted.cmpsize,
(unsigned)percents,
(dostime & 0x01e00000) >> 21,
(dostime & 0x001f0000) >> 16,
(((dostime & 0xfe000000) >> 25) + 1980) % 100,
(dostime & 0x0000f800) >> 11,
(dostime & 0x000007e0) >> 5,
dtbuf,
zip_header.formatted.crc32,
dst_fn);
total_size += zip_header.formatted.cmpsize;
@ -793,21 +793,25 @@ int unzip_main(int argc, char **argv)
if (listing && quiet <= 1) {
if (!verbose) {
// " Length Date Time Name\n"
// " -------- ---- ---- ----"
printf( " -------- -------\n"
"%9lu" " %u files\n",
total_usize, total_entries);
// " Length Date Time Name\n"
// "--------- ---------- ----- ----"
printf( " --------%21s" "-------\n"
"%9lu%21s" "%u files\n",
"",
total_usize, "", total_entries);
} else {
unsigned long percents = total_usize - total_size;
if ((long)percents < 0)
percents = 0; /* happens if usize < size */
percents = percents * 100;
if (total_usize)
percents /= total_usize;
// " Length Method Size Ratio Date Time CRC-32 Name\n"
// "-------- ------ ------- ----- ---- ---- ------ ----"
printf( "-------- ------- --- -------\n"
"%8lu" "%17lu%4u%% %u files\n",
total_usize, total_size, (unsigned)percents,
// " Length Method Size Cmpr Date Time CRC-32 Name\n"
// "-------- ------ ------- ---- ---------- ----- -------- ----"
printf( "-------- ------- ----%28s" "----\n"
"%8lu" "%17lu%4u%%%28s" "%u files\n",
"",
total_usize, total_size, (unsigned)percents, "",
total_entries);
}
}