use `file` as Dictionary to compress or decompress FILE(s)
.TP
.B \-o file
- save result into `file` (only possible with a single input FILE)
+ save result into `file` (only possible with a single INPUT-FILE)
.TP
.BR \-f ", " --force
overwrite output without prompting
.TP
.BR \-c ", " --stdout
force write to standard output, even if it is the console
+.TP
+.BR \-C ", " --check
+ add integrity check computed from uncompressed data
+.TP
+.BR \-t ", " --test
+ Test the integrity of compressed files. This option is equivalent to \fB--decompress --stdout > /dev/null\fR.
+ No files are created or removed.
.SH DICTIONARY
.PP
#ifndef ZSTD_NOCOMPRESS
DISPLAY( "--ultra : enable ultra modes (requires more memory to decompress)\n");
DISPLAY( "--no-dictID:don't write dictID into header (dictionary compression)\n");
- DISPLAY( "--checksum:compute checksum of content, for decompressor validation\n");
+ DISPLAY( "--check : enable integrity check\n");
#endif
#ifndef ZSTD_NODECOMPRESS
- DISPLAY( " -t : test compressed file integrity \n");
+ DISPLAY( "--test : test compressed file integrity \n");
DISPLAY( "--[no-]sparse : sparse mode (default:enabled on file, disabled on stdout)\n");
#endif
#ifndef ZSTD_NODICT
if (!strcmp(argument, "--quiet")) { displayLevel--; continue; }
if (!strcmp(argument, "--stdout")) { forceStdout=1; outFileName=stdoutmark; displayLevel=1; continue; }
if (!strcmp(argument, "--ultra")) { FIO_setMaxWLog(0); continue; }
- if (!strcmp(argument, "--checksum")) { FIO_setChecksumFlag(2); continue; }
+ if (!strcmp(argument, "--check")) { FIO_setChecksumFlag(2); continue; }
if (!strcmp(argument, "--no-dictID")) { FIO_setDictIDFlag(0); continue; }
if (!strcmp(argument, "--sparse")) { FIO_setSparseWrite(2); continue; }
if (!strcmp(argument, "--no-sparse")) { FIO_setSparseWrite(0); continue; }
/* keep source file (default anyway, so useless; for gzip/xz compatibility) */
case 'k': argument++; break;
+ /* Checksum */
+ case 'C': argument++; FIO_setChecksumFlag(2); break;
+
/* test compressed file */
case 't': decode=1; outFileName=nulmark; argument++; break;