Function main

runtime/LogDecompressor.cc:152–325

* Simple program to decompress log files produced by the NanoLog System. * Note that this executable must be compiled with the same BufferStuffer.h * as the LogCompressor that generated the compressedLog for this to work. */

 * as the LogCompressor that generated the compressedLog for this to work.
 */
int main(int argc, char** argv) {
    if (argc < 3) {
        printHelp(argv[0]);
        exit(1);
    }

    const char *command = argv[1];
    const char *logFileName = argv[2];
    bool find = false;
    bool sorted = false;
    bool doRCDF = false;
    FILE *outputFd = NULL;
    int filterId = -1;

    if (strcmp(command, "decompress") == 0) {
        outputFd = stdout;
        sorted = true;
    } else if (strcmp(command, "decompressUnordered") == 0) {
        outputFd = stdout;
    }  else if (strcmp(command, "rcdfTime") == 0) {
        doRCDF = true;
    } else if (strcmp(command, "minMaxMean") == 0) {
        if (argc < 4) {
            printHelp(argv[0]);
            exit(1);
        }

        try {
            filterId = std::stoi(argv[3]);
        } catch (const std::invalid_argument& e) {
            printf("Invalid logId, please enter a number: %s\r\n", argv[3]);
            exit(-1);
        } catch (const std::out_of_range& e) {
            printf("The logId is too large: %s\r\n", argv[3]);
            exit(-1);
        }

        if (filterId < 0) {
            printf("The logId must be positive: %s\r\n", argv[3]);
            exit(-1);
        }
    } else if (strcmp(command, "find") == 0) {
        if (argc < 4) {
            printHelp(argv[0]);
            exit(1);
        }

        find = true;
    } else {
        printHelp(argv[0]);
        exit(1);
    }

    Decoder decoder;
    if(!decoder.open(logFileName)) {
        printf("Unable to open file %s\r\n", logFileName);
        exit(1);
    }