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unzip: more compat if DESKTOP=y
function old new delta DESKTOP off: unzip_main 1648 1629 -19 DESKTOP=y: unzip_main 1939 2197 +258 Without this, midnight commander can't display .zip files Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
parent
043b1e5d99
commit
386bc9fda3
147
archival/unzip.c
147
archival/unzip.c
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@ -253,14 +253,16 @@ int unzip_main(int argc, char **argv)
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enum { O_PROMPT, O_NEVER, O_ALWAYS };
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zip_header_t zip_header;
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smallint verbose = 1;
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smallint quiet = 0;
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IF_NOT_DESKTOP(const) smallint verbose = 0;
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smallint listing = 0;
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smallint overwrite = O_PROMPT;
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#if ENABLE_DESKTOP
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uint32_t cds_offset;
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unsigned cds_entries;
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#endif
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unsigned total_size;
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unsigned long total_usize;
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unsigned long total_size;
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unsigned total_entries;
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int dst_fd = -1;
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char *src_fn = NULL;
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@ -273,8 +275,49 @@ int unzip_main(int argc, char **argv)
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char key_buf[80];
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struct stat stat_buf;
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/* -q, -l and -v: UnZip 5.52 of 28 February 2005, by Info-ZIP:
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*
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* # /usr/bin/unzip -qq -v decompress_unlzma.i.zip
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* 204372 Defl:N 35278 83% 09-06-09 14:23 0d056252 decompress_unlzma.i
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* # /usr/bin/unzip -q -v decompress_unlzma.i.zip
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* Length Method Size Ratio Date Time CRC-32 Name
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* -------- ------ ------- ----- ---- ---- ------ ----
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* 204372 Defl:N 35278 83% 09-06-09 14:23 0d056252 decompress_unlzma.i
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* -------- ------- --- -------
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* 204372 35278 83% 1 file
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* # /usr/bin/unzip -v decompress_unlzma.i.zip
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* Archive: decompress_unlzma.i.zip
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* Length Method Size Ratio Date Time CRC-32 Name
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* -------- ------ ------- ----- ---- ---- ------ ----
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* 204372 Defl:N 35278 83% 09-06-09 14:23 0d056252 decompress_unlzma.i
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* -------- ------- --- -------
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* 204372 35278 83% 1 file
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* # unzip -v decompress_unlzma.i.zip
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* Archive: decompress_unlzma.i.zip
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* Length Date Time Name
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* -------- ---- ---- ----
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* 204372 09-06-09 14:23 decompress_unlzma.i
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* -------- -------
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* 204372 1 files
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* # /usr/bin/unzip -l -qq decompress_unlzma.i.zip
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* 204372 09-06-09 14:23 decompress_unlzma.i
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* # /usr/bin/unzip -l -q decompress_unlzma.i.zip
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* Length Date Time Name
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* -------- ---- ---- ----
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* 204372 09-06-09 14:23 decompress_unlzma.i
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* -------- -------
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* 204372 1 file
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* # /usr/bin/unzip -l decompress_unlzma.i.zip
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* Archive: decompress_unlzma.i.zip
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* Length Date Time Name
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* -------- ---- ---- ----
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* 204372 09-06-09 14:23 decompress_unlzma.i
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* -------- -------
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* 204372 1 file
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*/
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/* '-' makes getopt return 1 for non-options */
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while ((opt = getopt(argc, argv, "-d:lnopqx")) != -1) {
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while ((opt = getopt(argc, argv, "-d:lnopqxv")) != -1) {
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switch (opt_range) {
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case 0: /* Options */
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switch (opt) {
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@ -294,7 +337,12 @@ int unzip_main(int argc, char **argv)
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dst_fd = STDOUT_FILENO;
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case 'q': /* Be quiet */
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verbose = 0;
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quiet++;
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break;
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case 'v': /* Verbose list */
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IF_DESKTOP(verbose++;)
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listing = 1;
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break;
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case 1: /* The zip file */
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@ -373,14 +421,21 @@ int unzip_main(int argc, char **argv)
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if (base_dir)
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xchdir(base_dir);
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if (verbose) {
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printf("Archive: %s\n", src_fn);
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if (listing){
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puts(" Length Date Time Name\n"
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" -------- ---- ---- ----");
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if (quiet <= 1) { /* not -qq */
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if (quiet == 0)
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printf("Archive: %s\n", src_fn);
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if (listing) {
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puts(verbose ?
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" Length Method Size Ratio Date Time CRC-32 Name\n"
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"-------- ------ ------- ----- ---- ---- ------ ----"
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:
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" Length Date Time Name\n"
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" -------- ---- ---- ----"
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);
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}
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}
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total_usize = 0;
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total_size = 0;
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total_entries = 0;
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#if ENABLE_DESKTOP
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@ -449,20 +504,39 @@ int unzip_main(int argc, char **argv)
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} else { /* Extract entry */
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if (listing) { /* List entry */
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if (verbose) {
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unsigned dostime = zip_header.formatted.modtime | (zip_header.formatted.moddate << 16);
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printf("%9u %02u-%02u-%02u %02u:%02u %s\n",
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zip_header.formatted.ucmpsize,
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(dostime & 0x01e00000) >> 21,
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(dostime & 0x001f0000) >> 16,
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(((dostime & 0xfe000000) >> 25) + 1980) % 100,
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(dostime & 0x0000f800) >> 11,
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(dostime & 0x000007e0) >> 5,
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dst_fn);
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total_size += zip_header.formatted.ucmpsize;
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unsigned dostime = zip_header.formatted.modtime | (zip_header.formatted.moddate << 16);
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if (!verbose) {
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// " Length Date Time Name\n"
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// " -------- ---- ---- ----"
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printf( "%9u %02u-%02u-%02u %02u:%02u %s\n",
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(unsigned)zip_header.formatted.ucmpsize,
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(dostime & 0x01e00000) >> 21,
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(dostime & 0x001f0000) >> 16,
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(((dostime & 0xfe000000) >> 25) + 1980) % 100,
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(dostime & 0x0000f800) >> 11,
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(dostime & 0x000007e0) >> 5,
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dst_fn);
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total_usize += zip_header.formatted.ucmpsize;
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} else {
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/* short listing -- filenames only */
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puts(dst_fn);
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unsigned long percents = zip_header.formatted.ucmpsize - zip_header.formatted.cmpsize;
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percents = percents * 100;
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if (zip_header.formatted.ucmpsize)
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percents /= zip_header.formatted.ucmpsize;
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// " Length Method Size Ratio Date Time CRC-32 Name\n"
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// "-------- ------ ------- ----- ---- ---- ------ ----"
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printf( "%8u Defl:N" "%9u%4u%% %02u-%02u-%02u %02u:%02u %08x %s\n",
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(unsigned)zip_header.formatted.ucmpsize,
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(unsigned)zip_header.formatted.cmpsize,
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(unsigned)percents,
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(dostime & 0x01e00000) >> 21,
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(dostime & 0x001f0000) >> 16,
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(((dostime & 0xfe000000) >> 25) + 1980) % 100,
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(dostime & 0x0000f800) >> 11,
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(dostime & 0x000007e0) >> 5,
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zip_header.formatted.crc32,
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dst_fn);
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total_usize += zip_header.formatted.ucmpsize;
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total_size += zip_header.formatted.cmpsize;
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}
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i = 'n';
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} else if (dst_fd == STDOUT_FILENO) { /* Extracting to STDOUT */
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@ -472,7 +546,7 @@ int unzip_main(int argc, char **argv)
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if (errno != ENOENT) {
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bb_perror_msg_and_die("can't stat '%s'", dst_fn);
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}
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if (verbose) {
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if (!quiet) {
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printf(" creating: %s\n", dst_fn);
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}
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unzip_create_leading_dirs(dst_fn);
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@ -520,7 +594,7 @@ int unzip_main(int argc, char **argv)
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unzip_create_leading_dirs(dst_fn);
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dst_fd = xopen(dst_fn, O_WRONLY | O_CREAT | O_TRUNC);
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case -1: /* Unzip */
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if (verbose) {
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if (!quiet) {
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printf(" inflating: %s\n", dst_fn);
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}
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unzip_extract(&zip_header, dst_fd);
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@ -549,17 +623,32 @@ int unzip_main(int argc, char **argv)
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goto check_file;
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default:
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printf("error: invalid response [%c]\n",(char)i);
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printf("error: invalid response [%c]\n", (char)i);
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goto check_file;
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}
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total_entries++;
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}
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if (listing && verbose) {
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printf(" -------- -------\n"
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"%9d %d files\n",
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total_size, total_entries);
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if (listing && quiet <= 1) {
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if (!verbose) {
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// " Length Date Time Name\n"
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// " -------- ---- ---- ----"
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printf( " -------- -------\n"
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"%9lu" " %u files\n",
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total_usize, total_entries);
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} else {
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unsigned long percents = total_usize - total_size;
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percents = percents * 100;
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if (total_usize)
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percents /= total_usize;
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// " Length Method Size Ratio Date Time CRC-32 Name\n"
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// "-------- ------ ------- ----- ---- ---- ------ ----"
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printf( "-------- ------- --- -------\n"
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"%8lu" "%17lu%4u%% %u files\n",
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total_usize, total_size, (unsigned)percents,
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total_entries);
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}
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}
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return 0;
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