18   with this program; if not, write to the Free Software Foundation, Inc.,
72 #define DISPLAYLEVEL(l, ...)   if (displayLevel>=l) { DISPLAY(__VA_ARGS__); }
80 #define DEBUGOUTPUT(...) if (DEBUG) DISPLAY(__VA_ARGS__);
134     DISPLAY( " -c     : force write to standard output, even if it is the console\n");  in usage_advanced()
157     if (g_lz4c_legacy_commands) {  in usage_advanced()
181     DISPLAY( "          - if stdout is not the console, then [output] = stdout \n");  in usage_longhelp()
182     DISPLAY( "          - if stdout is console : \n");  in usage_longhelp()
185 …DISPLAY( "                    > if input filename has no '%s' extension : error \n", LZ4_EXTENSION…  in usage_longhelp()
196     DISPLAY( "except if '-c' command is specified, to force output to console \n");  in usage_longhelp()
205     DISPLAY( "2 : compress 'filename' in high compression mode, overwrite output if exists\n");  in usage_longhelp()
214     if (g_lz4c_legacy_commands) {  in usage_longhelp()
231     if (displayLevel >= 1) usage(exeName);  in badusage()
245     if (strrchr(name, '/')) name = strrchr(name, '/') + 1;  in lastNameFromPath()
246     if (strrchr(name, '\\')) name = strrchr(name, '\\') + 1; /* windows */  in lastNameFromPath()
251     @return : a non-zero value if exeName matches test, excluding the extension
263  *  Note : function result can overflow if digit string > MAX_UINT */
272     if ((**stringPtr=='K') || (**stringPtr=='M')) {  in readU32FromChar()
274         if (**stringPtr=='M') result <<= 10;  in readU32FromChar()
276         if (**stringPtr=='i') (*stringPtr)++;  in readU32FromChar()
277         if (**stringPtr=='B') (*stringPtr)++;  in readU32FromChar()
283  *  check if *stringPtr is the same as longCommand.
284  *  If yes, @return 1 and advances *stringPtr to the position which immediately follows longCommand.
291     if (result) *stringPtr += comSize;  in longCommandWArg()
299  *  @return `om_decompress` if input filename has .lz4 extension and `om_compress` otherwise.
306     if (!strcmp(inputFilename+extStart, LZ4_EXTENSION)) return om_decompress;  in determineOpMode()
340     if (inFileNames==NULL) {
348     if (exeNameMatch(exeName, LZ4CAT)) {
358     if (exeNameMatch(exeName, UNLZ4)) { mode = om_decompress; }
359     if (exeNameMatch(exeName, LZ4_LEGACY)) { g_lz4c_legacy_commands=1; }
365         if(!argument) continue;   /* Protection if argument empty */
368         if (!all_arguments_are_files && argument[0]=='-') {
370             if (argument[1]==0) {
371                 if (!input_filename) input_filename=stdinmark;
377             if (argument[1]=='-') {
378                 if (!strcmp(argument,  "--")) { all_arguments_are_files = 1; continue; }
379                 if (!strcmp(argument,  "--compress")) { mode = om_compress; continue; }
380                 if ((!strcmp(argument, "--decompress"))
382                 if (!strcmp(argument,  "--multiple")) { multiple_inputs = 1; continue; }
383                 if (!strcmp(argument,  "--test")) { mode = om_test; continue; }
384                 if (!strcmp(argument,  "--force")) { LZ4IO_setOverwrite(prefs, 1); continue; }
385                 if (!strcmp(argument,  "--no-force")) { LZ4IO_setOverwrite(prefs, 0); continue; }
386                 if ((!strcmp(argument, "--stdout"))
388 …        if (!strcmp(argument,  "--frame-crc")) { LZ4IO_setStreamChecksumMode(prefs, 1); continue; }
389 …     if (!strcmp(argument,  "--no-frame-crc")) { LZ4IO_setStreamChecksumMode(prefs, 0); continue; }
390 …            if (!strcmp(argument,  "--content-size")) { LZ4IO_setContentSize(prefs, 1); continue; }
391 …         if (!strcmp(argument,  "--no-content-size")) { LZ4IO_setContentSize(prefs, 0); continue; }
392                 if (!strcmp(argument,  "--list")) { mode = om_list; continue; }
393                 if (!strcmp(argument,  "--sparse")) { LZ4IO_setSparseFile(prefs, 2); continue; }
394                 if (!strcmp(argument,  "--no-sparse")) { LZ4IO_setSparseFile(prefs, 0); continue; }
395 …           if (!strcmp(argument,  "--favor-decSpeed")) { LZ4IO_favorDecSpeed(prefs, 1); continue; }
396                 if (!strcmp(argument,  "--verbose")) { displayLevel++; continue; }
397                 if (!strcmp(argument,  "--quiet")) { if (displayLevel) displayLevel--; continue; }
398                 if (!strcmp(argument,  "--version")) { DISPLAYOUT(WELCOME_MESSAGE); goto _cleanup; }
399                 if (!strcmp(argument,  "--help")) { usage_advanced(exeName); goto _cleanup; }
400 …if (!strcmp(argument,  "--keep")) { LZ4IO_setRemoveSrcFile(prefs, 0); continue; }   /* keep source…
401                 if (!strcmp(argument,  "--rm")) { LZ4IO_setRemoveSrcFile(prefs, 1); continue; }
402                 if (longCommandWArg(&argument, "--fast")) {
404                         if (*argument == '=') {
408                             if (fastLevel) {
413                         } else if (*argument != 0) {
423                 if (!strcmp(argument,  "--best")) { cLevel=LZ4HC_CLEVEL_MAX; continue; }
429                 if (g_lz4c_legacy_commands) {
431 …    if (!strcmp(argument,  "c0")) { cLevel=0; argument++; continue; }  /* -c0 (fast compression) */
432 …    if (!strcmp(argument,  "c1")) { cLevel=9; argument++; continue; }  /* -c1 (high compression) */
433 …if (!strcmp(argument,  "c2")) { cLevel=12; argument++; continue; } /* -c2 (very high compression) …
434 …if (!strcmp(argument,  "hc")) { cLevel=12; argument++; continue; } /* -hc (very high compression) …
435 …if (!strcmp(argument,  "y"))  { LZ4IO_setOverwrite(prefs, 1); continue; } /* -y (answer 'yes' to o…
438                 if ((*argument>='0') && (*argument<='9')) {
462                     if (argument[1] == '\0') {
464                         if (i + 1 == argc) {
483                     /* Force stdout, even if stdout==console */
500                 case 'q': if (displayLevel) displayLevel--; break;
515                             if (argument[1] < '0' || argument[1] > '9') {
523                                 if (B < 4) badusage(exeName);
524                                 if (B <= 7) {
529                                     if (B < 32) badusage(exeName);
532                                     if (blockSize >= 1024) {
541                         if (exitBlockProperties) break;
569                         BMK_setNbSeconds(iters);   /* notification if displayLevel >= 3 */
583         /* Store in *inFileNames[] if -m is used. */
584         if (multiple_inputs) { inFileNames[ifnIdx++]=argument; continue; }
587         if (!input_filename) { input_filename=argument; continue; }
590         if (!output_filename) {
592             if (!strcmp (output_filename, nullOutput)) output_filename = nulmark;
613     if ((mode == om_compress) || (mode == om_bench))
616     if (multiple_inputs) {
619 …if (recursive) {  /* at this stage, filenameTable is a list of paths, which can contain both files…
621             if (extendedFileList) {
631     if (dictionary_filename) {
632         if (!strcmp(dictionary_filename, stdinmark) && IS_CONSOLE(stdin)) {
640     if (mode == om_bench) {
646     if (mode == om_test) {
653     if (!input_filename) input_filename = stdinmark;
654     /* Check if input is defined as console; trigger an error in this case */
655     if (!strcmp(input_filename, stdinmark) && IS_CONSOLE(stdin) ) {
659     if (!strcmp(input_filename, stdinmark)) {
660         /* if input==stdin and no output defined, stdout becomes default output */
661         if (!output_filename) output_filename = stdoutmark;
665         if (!recursive && !UTIL_isRegFile(input_filename)) {
667         if (!UTIL_isRegFile(input_filename)) {
676         if (!IS_CONSOLE(stdout) && mode != om_list) {
685 … if (mode == om_auto) {  /* auto-determine compression or decompression, based on file extension */
688         if (mode == om_compress) {   /* compression to file */
691             if (dynNameSpace==NULL) { perror(exeName); exit(1); }
698 …if (mode == om_decompress) {/* decompression to file (automatic name will work only if input filen…
702             if (dynNameSpace==NULL) { perror(exeName); exit(1); }
705             if (inl>4)
707 …if (outl != inl-5) { DISPLAYLEVEL(1, "Cannot determine an output filename\n"); badusage(exeName); }
714     if (mode == om_list){
715         /* Exit if trying to read from stdin as this isn't supported in this mode */
716         if(!strcmp(input_filename, stdinmark)){
720         if(!multiple_inputs){
725         if (multiple_inputs==0) assert(output_filename);
729     if (!output_filename) output_filename = "*\\dummy^!//";
731     /* Check if output is defined as console; trigger an error in this case */
732     if (!strcmp(output_filename,stdoutmark) && IS_CONSOLE(stdout) && !forceStdout) {
737     if (!strcmp(output_filename,stdoutmark) && (displayLevel==2)) displayLevel=1;
738     if ((multiple_inputs) && (displayLevel==2)) displayLevel=1;
741     if (mode == om_auto) {
747     if (ifnIdx == 0) multiple_inputs = 0;
748     if (mode == om_decompress) {
749         if (multiple_inputs) {
756     } else if (mode == om_list){
759         if (legacy_format) {
761             if(multiple_inputs){
768             if (multiple_inputs) {
777     if (main_pause) waitEnter();
780     if (extendedFileList) {