Function readSizeTFromChar

freebsd/contrib/zstd/programs/zstdcli.c:364–369

! readSizeTFromChar() : * @return : size_t value read from input in `char` format. * allows and interprets K, KB, KiB, M, MB and MiB suffix. * Will also modify `*stringPtr`, advancing it to position where it stopped reading. * Note : function will exit() program if digit sequence overflows */

 *  Will also modify `*stringPtr`, advancing it to position where it stopped reading.
 *  Note : function will exit() program if digit sequence overflows */
static size_t readSizeTFromChar(const char** stringPtr) {
    static const char errorMsg[] = "error: numeric value overflows size_t";
    size_t result;
    if (readSizeTFromCharChecked(stringPtr, &result)) { errorOut(errorMsg); }
    return result;
}

/** longCommandWArg() :
 *  check if *stringPtr is the same as longCommand.