5598bdf0d
Denys Vlasenko
2016-04-18
Subject
unzip: shorter code for date/time generation
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archival/unzip.c+6 -6
| @@ -642,14 +642,14 @@ int unzip_main(int argc, char **argv) | |
| } else { | |
| if (listing) { | |
| /* List entry */ | |
| - | unsigned dostime = zip_header.formatted.modtime | (zip_header.formatted.moddate << 16); |
| 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, |
| - | (dostime & 0x0000f800) >> 11, |
| - | (dostime & 0x000007e0) >> 5 |
| + | (zip_header.formatted.moddate >> 5) & 0xf, // mm: 0x01e0 |
| + | (zip_header.formatted.moddate) & 0x1f, // dd: 0x001f |
| + | (zip_header.formatted.moddate >> 9) + 1980, // yy: 0xfe00 |
| + | (zip_header.formatted.modtime >> 11), // hh: 0xf800 |
| + | (zip_header.formatted.modtime >> 5) & 0x3f // mm: 0x07e0 |
| + | // seconds/2 are not shown, encoded in ----------- 0x001f |
| ); | |
| if (!verbose) { | |
| // " Length Date Time Name\n" | |