lib/zstd
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Added : option -t to test compressed files integrity

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This commit is contained in:
Yann Collet
2016-02-15 19:33:16 +01:00
parent 0068be94d8
commit accfd80c37
5 changed files with 34 additions and 17 deletions
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12
programs/zstdcli.c
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@ -115,7 +115,7 @@ static int usage(const char* programName)
DISPLAY( " -# : # compression level (1-%u, default:1) \n", ZSTD_maxCLevel());
DISPLAY( " -d : decompression \n");
DISPLAY( " -D file: use `file` as Dictionary \n");
DISPLAY( " -o file: result stored into `file` (only possible if 1 input file) \n");
DISPLAY( " -o file: result stored into `file` (only if 1 input file) \n");
DISPLAY( " -f : overwrite output without prompting \n");
DISPLAY( " -h/-H : display help/long help and exit\n");
return 0;
@ -128,6 +128,7 @@ static int usage_advanced(const char* programName)
DISPLAY( "\n");
DISPLAY( "Advanced arguments :\n");
DISPLAY( " -V : display Version number and exit\n");
DISPLAY( " -t : test compressed file integrity \n");
DISPLAY( " -v : verbose mode\n");
DISPLAY( " -q : suppress warnings; specify twice to suppress errors too\n");
DISPLAY( " -c : force write to standard output, even if it is the console\n");
@ -266,6 +267,9 @@ int main(int argCount, const char** argv)
/* keep source file (default anyway, so useless; for gzip/xz compatibility) */
case 'k': argument++; break;
/* test compressed file */
case 't': decode=1; outFileName=nulmark; FIO_overwriteMode(); argument++; break;
/* dictionary name */
case 'o': nextArgumentIsOutFileName=1; argument++; break;
@ -380,7 +384,7 @@ int main(int argCount, const char** argv)
if (outFileName && !strcmp(outFileName, stdoutmark) && IS_CONSOLE(stdout) && !forceStdout) return badusage(programName);
/* user-selected output filename, only possible with a single file */
if (outFileName && strcmp(outFileName,stdoutmark) && (filenameIdx>1)) {
if (outFileName && strcmp(outFileName,stdoutmark) && strcmp(outFileName,nulmark) && (filenameIdx>1)) {
DISPLAY("Too many files (%u) on the command line. \n", filenameIdx);
return filenameIdx;
}
@ -395,12 +399,12 @@ int main(int argCount, const char** argv)
if (filenameIdx==1 && outFileName)
operationResult = FIO_decompressFilename(outFileName, filenameTable[0], dictFileName);
else
operationResult = FIO_decompressMultipleFilenames(filenameTable, filenameIdx, forceStdout ? NULL : ZSTD_EXTENSION, dictFileName);
operationResult = FIO_decompressMultipleFilenames(filenameTable, filenameIdx, outFileName ? outFileName : ZSTD_EXTENSION, dictFileName);
} else { /* compression */
if (filenameIdx==1 && outFileName)
operationResult = FIO_compressFilename(outFileName, filenameTable[0], dictFileName, cLevel);
else
operationResult = FIO_compressMultipleFilenames(filenameTable, filenameIdx, forceStdout ? NULL : ZSTD_EXTENSION, dictFileName, cLevel);
operationResult = FIO_compressMultipleFilenames(filenameTable, filenameIdx, outFileName ? outFileName : ZSTD_EXTENSION, dictFileName, cLevel);
}
_end: