main.c

        return PARAM_BAD_USE;
      break;
    case 'y':
      /* low speed time */
      config->low_speed_time = atoi(nextarg);
      if(!config->low_speed_limit)
	config->low_speed_limit = 1;
      break;
    case 'Y':
      /* low speed limit */
      config->low_speed_limit = atoi(nextarg);
      if(!config->low_speed_time)
	config->low_speed_time=30;
      break;
    case 'z': /* time condition coming up */
      switch(*nextarg) {
      case '+':
        nextarg++;
      default:
        /* If-Modified-Since: (section 14.28 in RFC2068) */
        config->timecond = TIMECOND_IFMODSINCE;
        break;
      case '-':
        /* If-Unmodified-Since:  (section 14.24 in RFC2068) */
        config->timecond = TIMECOND_IFUNMODSINCE;
        nextarg++;
        break;
      case '=':
        /* Last-Modified:  (section 14.29 in RFC2068) */
        config->timecond = TIMECOND_LASTMOD;
        nextarg++;
        break;
      }
      now=time(NULL);
      config->condtime=curl_getdate(nextarg, &now);
      if(-1 == config->condtime) {
        /* now let's see if it is a file name to get the time from instead! */
        struct stat statbuf;
        if(-1 == stat(nextarg, &statbuf)) {
          /* failed, remove time condition */
          config->timecond = TIMECOND_NONE;
        }
        else {
          /* pull the time out from the file */
          config->condtime = statbuf.st_mtime;
        }
      }
      break;
    case 'Z':
      /* specified max no of redirects (http(s)) */
      config->maxredirs = atoi(nextarg);
      break;

    default: /* unknown flag */
      return PARAM_OPTION_UNKNOWN;
    }
    hit = -1;

  } while(*++parse && !*usedarg);

  return PARAM_OK;
}


static int parseconfig(char *filename,
		       struct Configurable *config)
{
  int res;
  FILE *file;
  char filebuffer[256];
  bool usedarg;
  char *home=NULL;
  
  if(!filename || !*filename) {
    /* NULL or no file name attempts to load .curlrc from the homedir! */

#define CURLRC DOT_CHAR "curlrc"

    home = curl_getenv("HOME"); /* portable environment reader */

    if(!home)
      return 0;
    if(strlen(home)>(sizeof(filebuffer)-strlen(CURLRC))) {
      free(home);
      return 0;
    }

    sprintf(filebuffer, "%s%s%s", home, DIR_CHAR, CURLRC);

    filename = filebuffer;
  }

  if(strcmp(filename,"-"))
    file = fopen(filename, "r");
  else
    file = stdin;
  
  if(file) {
    char *line;
    char *aline;
    char *option;
    char *param;
    int lineno=0;
    bool alloced_param;

#define isseparator(x) (((x)=='=') || ((x) == ':'))

    while (NULL != (aline = my_get_line(file))) {
      lineno++;
      line = aline;
      alloced_param=FALSE;

      /* lines with # in the fist column is a comment! */
      while(isspace((int)*line))
        line++;

      switch(*line) {
      case '#':
      case '/':
      case '\r':
      case '\n':
      case '*':
      case '\0':
        free(line);
        continue;
      }

      /* the option keywords starts here */
      option = line;
      while(*line && !isspace((int)*line) && !isseparator(*line))
        line++;
      /* ... and has ended here */

      *line++=0; /* zero terminate, we have a local copy of the data */

#ifdef DEBUG_CONFIG
      fprintf(stderr, "GOT: %s\n", option);
#endif

      /* pass spaces and separator(s) */
      while(isspace((int)*line) || isseparator(*line))
        line++;
      
      /* the parameter starts here (unless quoted) */
      if(*line == '\"') {
        char *ptr;
        /* quoted parameter, do the qoute dance */
        line++;
        param=strdup(line); /* parameter */
        alloced_param=TRUE;

        ptr=param;
        while(*line && (*line != '\"')) {
          if(*line == '\\') {
            char out;
            line++;

            /* default is to output the letter after the backslah */
            switch(out = *line) {
            case '\0':
              continue; /* this'll break out of the loop */
            case 't':
              out='\t';
              break;
            case 'n':
              out='\n';
              break;
            case 'r':
              out='\r';
              break;
            case 'v':
              out='\v';
              break;
            }
            *ptr++=out;
            line++;
          }
          else
            *ptr++=*line++;
        }
        *ptr=0; /* always zero terminate */

      }
      else {
        param=line; /* parameter starts here */
        while(*line && !isspace((int)*line))
          line++;
        *line=0; /* zero terminate */
      }
#ifdef DEBUG_CONFIG
      fprintf(stderr, "PARAM: \"%s\"\n", param);
#endif
      res = getparameter(option, param, &usedarg, config);

      if(*param && !usedarg)
        /* we passed in a parameter that wasn't used! */
        res = PARAM_GOT_EXTRA_PARAMETER;

      if(res != PARAM_OK) {
        /* the help request isn't really an error */
        if(!strcmp(filename, "-")) {
          filename="<stdin>";
        }
        if(PARAM_HELP_REQUESTED != res) {
          char *reason;
          switch(res) {
          default:
          case PARAM_GOT_EXTRA_PARAMETER:
            reason = "had unsupported trailing garbage";
            break;
          case PARAM_OPTION_UNKNOWN:
            reason = "is unknown";
            break;
          case PARAM_OPTION_AMBIGUOUS:
            reason = "is ambiguous";
            break;
          case PARAM_REQUIRES_PARAMETER:
            reason = "requires parameter";
            break;
          case PARAM_BAD_USE:
            reason = "is badly used here";
            break;
          }
          fprintf(stderr, "%s:%d: warning: '%s' %s\n",
                  filename, lineno, option, reason);
        }
      }

      if(alloced_param)
        free(param);

      free(aline);
    }
    if(file != stdin)
      fclose(file);
  }
  if(home)
    free(home);
  return 0;
}

struct OutStruct {
  char *filename;
  FILE *stream;
  struct Configurable *config;
};

int my_fwrite(void *buffer, size_t size, size_t nmemb, FILE *stream)
{
  struct OutStruct *out=(struct OutStruct *)stream;
  if(out && !out->stream) {
    /* open file for writing */
    out->stream=fopen(out->filename, "wb");
    if(!out->stream)
      return -1; /* failure */
    if(out->config->nobuffer) {
      /* disable output buffering */
#ifdef HAVE_SETVBUF
      setvbuf(out->stream, NULL, _IONBF, 0);
#endif
    }
  }
  return fwrite(buffer, size, nmemb, out->stream);
}

struct ProgressData {
  size_t total;
  size_t prev;
  size_t point;
  int width;
};

int myprogress (void *clientp,
                size_t dltotal,
                size_t dlnow,
                size_t ultotal,
                size_t ulnow)
{
  /* The original progress-bar source code was written for curl by Lars Aas,
     and this new edition inherites some of his concepts. */
  
  char line[256];
  char outline[256];
  char format[40];
  float frac;
  float percent;
  int barwidth;
  int num;
  int i;

  struct ProgressData *bar = (struct ProgressData *)clientp;
  size_t total = dltotal + ultotal;

  bar->point = dlnow + ulnow; /* we've come this far */

  if(0 == total) {
    int prevblock = bar->prev / 1024;
    int thisblock = bar->point / 1024;
    while ( thisblock > prevblock ) {
      fprintf( stderr, "#" );
      prevblock++;
    }
  }
  else {
    frac = (float) bar->point / (float) total;
    percent = frac * 100.0f;
    barwidth = bar->width - 7;
    num = (int) (((float)barwidth) * frac);
    i = 0;
    for ( i = 0; i < num; i++ ) {
      line[i] = '#';
    }
    line[i] = '\0';
    sprintf( format, "%%-%ds %%5.1f%%%%", barwidth );
    sprintf( outline, format, line, percent );
    fprintf( stderr, "\r%s", outline );
  }
  bar->prev = bar->point;

  return 0;
}

void progressbarinit(struct ProgressData *bar)
{
#ifdef __EMX__
  /* 20000318 mgs */
  int scr_size [2];
#endif
  char *colp;

  memset(bar, 0, sizeof(struct ProgressData));

/* TODO: get terminal width through ansi escapes or something similar.
         try to update width when xterm is resized... - 19990617 larsa */
#ifndef __EMX__
  /* 20000318 mgs
   * OS/2 users most likely won't have this env var set, and besides that
   * we're using our own way to determine screen width */
  colp = curl_getenv("COLUMNS");
  if (colp != NULL) {
    bar->width = atoi(colp);
    free(colp);
  }
  else
    bar->width = 79;
#else
  /* 20000318 mgs
   * We use this emx library call to get the screen width, and subtract
   * one from what we got in order to avoid a problem with the cursor
   * advancing to the next line if we print a string that is as long as
   * the screen is wide. */
 
  _scrsize(scr_size);
  bar->width = scr_size[0] - 1;
#endif

}

void free_config_fields(struct Configurable *config)
{
  if(config->userpwd)
    free(config->userpwd);
  if(config->postfields)
    free(config->postfields);
  if(config->proxy)
    free(config->proxy);
  if(config->proxyuserpwd)
    free(config->proxyuserpwd);
  if(config->cookie)
    free(config->cookie);
  if(config->cookiefile)
    free(config->cookiefile);
  if(config->krb4level)
    free(config->krb4level);
  if(config->headerfile)
    free(config->headerfile);
  if(config->ftpport)
    free(config->ftpport);
  if(config->infile)
    free(config->infile);
  if(config->range)
    free(config->range);
  if(config->customrequest)
    free(config->customrequest);
  if(config->writeout)
    free(config->writeout);
  if(config->httppost)
    curl_formfree(config->httppost);
  if(config->cacert)
    free(config->cacert);

  curl_slist_free_all(config->quote); /* checks for config->quote == NULL */
  curl_slist_free_all(config->postquote); /*  */
  curl_slist_free_all(config->headers); /*  */
}


static int 
operate(struct Configurable *config, int argc, char *argv[])
{
  char errorbuffer[CURL_ERROR_SIZE];
  char useragent[128]; /* buah, we don't want a larger default user agent */
  struct ProgressData progressbar;
  struct getout *urlnode;
  struct getout *nextnode;

  struct OutStruct outs;
  struct OutStruct heads;

  char *url = NULL;

  URLGlob *urls;
  int urlnum;
  char *outfiles;
  int separator = 0;
  
  FILE *infd = stdin;
  FILE *headerfilep = NULL;
  char *urlbuffer=NULL;
  int infilesize=-1; /* -1 means unknown */
  bool stillflags=TRUE;

  bool allocuseragent=FALSE;

  CURL *curl;
  int res;
  int i;

#ifdef MALLOCDEBUG
  /* this sends all memory debug messages to a logfile named memdump */
  curl_memdebug("memdump");
#endif

  config->showerror=TRUE;
  config->conf=CONF_DEFAULT;
#if 0
  config->crlf=FALSE;
  config->quote=NULL;
#endif

  if(argc>1 &&
     (!strnequal("--", argv[1], 2) && (argv[1][0] == '-')) &&
     strchr(argv[1], 'q')) {
    /*
     * The first flag, that is not a verbose name, but a shortname
     * and it includes the 'q' flag!
     */
#if 0
    fprintf(stderr, "I TURNED OFF THE CRAP\n");
#endif
    ;
  }
  else {
    res = parseconfig(NULL, config);
    if(res)
      return res;
  }

  if ((argc < 2)  && !config->url_list) {
    helpf(NULL);
    return CURLE_FAILED_INIT;
  }

  /* Parse options */
  for (i = 1; i < argc; i++) {
    if(stillflags &&
       ('-' == argv[i][0])) {
      char *nextarg;
      bool passarg;
      char *origopt=argv[i];
      
      char *flag = argv[i];

      if(strequal("--", argv[i]))
	/* this indicates the end of the flags and thus enables the
	   following (URL) argument to start with -. */
	stillflags=FALSE;
      else {
	nextarg= (i < argc - 1)? argv[i+1]: NULL;

	res = getparameter(flag, nextarg, &passarg, config);
	if(res) {
          switch(res) {
          case PARAM_OPTION_AMBIGUOUS:
            helpf("option %s is ambiguous\n", origopt);
            break;
          case PARAM_OPTION_UNKNOWN:
            helpf("option %s is unknown\n", origopt);
            break;
          case PARAM_REQUIRES_PARAMETER:
            helpf("option %s requires an extra argument!\n", origopt);
            break;
          case PARAM_BAD_USE:
            helpf("option %s was wrongly used!\n", origopt);
            break;
          case PARAM_HELP_REQUESTED:
            /* no text */
            break;
          }
          clean_getout(config);
	  return CURLE_FAILED_INIT;
        }

	if(passarg) /* we're supposed to skip this */
	  i++;
      }
    }
    else {
      bool used;
      /* just add the URL please */
      res = getparameter("--url", argv[i], &used, config);
      if(res)
        return res;
    }
  }

  if(!config->url_list) {
    helpf("no URL specified!\n");
    return CURLE_FAILED_INIT;
  }
  if(NULL == config->useragent) {
    /* set non-zero default values: */
    snprintf(useragent, sizeof(useragent),
             CURL_NAME "/" CURL_VERSION " (" OS ") " "%s", curl_version());
    config->useragent= useragent;
  }
  else
    allocuseragent = TRUE;

  urlnode = config->url_list;

  /* loop through the list of given URLs */
  while(urlnode) {

    /* get the full URL (it might be NULL) */
    url=urlnode->url;

    if(NULL == url) {
      /* This node had no URL, skip it and continue to the next */
      if(urlnode->outfile)
        free(urlnode->outfile);
    
      /* move on to the next URL */
      nextnode=urlnode->next;
      free(urlnode); /* free the node */
      urlnode = nextnode;
      continue; /* next please */
    }

    /* default output stream is stdout */
    outs.stream = stdout;
    outs.config = config;
    
    /* expand '{...}' and '[...]' expressions and return total number of URLs
       in pattern set */
    res = glob_url(&urls, url, &urlnum);
    if(res != CURLE_OK)
      return res;

    /* save outfile pattern before expansion */
    outfiles = urlnode->outfile?strdup(urlnode->outfile):NULL;

    if ((!outfiles || strequal(outfiles, "-")) && urlnum > 1) {
      /* multiple files extracted to stdout, insert separators! */
      separator = 1;
    }
    for (i = 0; (url = next_url(urls)); ++i) {
      char *outfile;
      outfile = outfiles?strdup(outfiles):NULL;

 
      if((urlnode->flags&GETOUT_USEREMOTE) ||
         (outfile && !strequal("-", outfile)) ) {

        /* 
         * We have specified a file name to store the result in, or we have
         * decided we want to use the remote file name.
         */
      
        if(!outfile) {
          /* Find and get the remote file name */
          char * pc =strstr(url, "://");
          if(pc)
            pc+=3;
          else
            pc=url;
          pc = strrchr(pc, '/');
          outfile = (char *) NULL == pc ? NULL : strdup(pc+1) ;
          if(!outfile) {
            helpf("Remote file name has no length!\n");
            return CURLE_WRITE_ERROR;
          }
        }
        else {
          /* fill '#1' ... '#9' terms from URL pattern */
          char *storefile = outfile;
          outfile = match_url(storefile, urls);
          free(storefile);
        }
      
        if((0 == config->resume_from) && config->use_resume) {
          /* we're told to continue where we are now, then we get the size of
             the file as it is now and open it for append instead */

          struct stat fileinfo;

          if(0 == stat(outfile, &fileinfo)) {
            /* set offset to current file size: */
            config->resume_from = fileinfo.st_size;
          }
          /* else let offset remain 0 */
        }
      
        if(config->resume_from) {
          /* open file for output: */
          outs.stream=(FILE *) fopen(outfile, config->resume_from?"ab":"wb");
          if (!outs.stream) {
            helpf("Can't open '%s'!\n", outfile);
            return CURLE_WRITE_ERROR;
          }
        }
        else {
          outs.filename = outfile;
          outs.stream = NULL; /* open when needed */
        }
      }
      if(config->infile) {
        /*
         * We have specified a file to upload
         */
        struct stat fileinfo;

        /* If no file name part is given in the URL, we add this file name */
        char *ptr=strstr(url, "://");
        if(ptr)
          ptr+=3;
        else
          ptr=url;
        ptr = strrchr(ptr, '/');
        if(!ptr || !strlen(++ptr)) {
          /* The URL has no file name part, add the local file name. In order
             to be able to do so, we have to create a new URL in another
             buffer.*/

          urlbuffer=(char *)malloc(strlen(url) + strlen(config->infile) + 3);
          if(!urlbuffer) {
            helpf("out of memory\n");
            return CURLE_OUT_OF_MEMORY;
          }
          if(ptr)
            /* there is a trailing slash on the URL */
            sprintf(urlbuffer, "%s%s", url, config->infile);
          else
            /* thers is no trailing slash on the URL */
            sprintf(urlbuffer, "%s/%s", url, config->infile);
          
          url = urlbuffer; /* use our new URL instead! */
        }

        infd=(FILE *) fopen(config->infile, "rb");
        if (!infd || stat(config->infile, &fileinfo)) {
          helpf("Can't open '%s'!\n", config->infile);
          return CURLE_READ_ERROR;
        }
        infilesize=fileinfo.st_size;
      
      }
      if((config->conf&CONF_UPLOAD) &&
         config->use_resume &&
         (0==config->resume_from)) {
        config->resume_from = -1; /* -1 will then force get-it-yourself */
      }
      if(config->headerfile) {
        /* open file for output: */
        if(strcmp(config->headerfile,"-")) {
          heads.filename = config->headerfile;
          headerfilep=NULL;
        }
        else
          headerfilep=stdout;
        heads.stream = headerfilep;
        heads.config = config;
      }
    
      if(outs.stream && isatty(fileno(outs.stream)) &&
         !(config->conf&(CONF_UPLOAD|CONF_HTTPPOST)))
        /* we send the output to a tty and it isn't an upload operation,
           therefore we switch off the progress meter */
        config->conf |= CONF_NOPROGRESS;
    

      if (urlnum > 1) {
        fprintf(stderr, "\n[%d/%d]: %s --> %s\n",
                i+1, urlnum, url, outfile ? outfile : "<stdout>");
        if (separator)
          printf("%s%s\n", CURLseparator, url);
      }

      if(!config->errors)
        config->errors = stderr;

#ifdef WIN32
      if(!outfile && !(config->conf & CONF_GETTEXT)) {
        /* We get the output to stdout and we have not got the ASCII/text flag,
           then set stdout to be binary */
        setmode( 1, O_BINARY );
      }
#endif


      main_init();

      curl = curl_easy_init();
      if(curl) {
        curl_easy_setopt(curl, CURLOPT_FILE, (FILE *)&outs); /* where to store */
        /* what call to write: */
        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_fwrite);
        curl_easy_setopt(curl, CURLOPT_INFILE, infd); /* for uploads */
        /* size of uploaded file: */
        curl_easy_setopt(curl, CURLOPT_INFILESIZE, infilesize);
        curl_easy_setopt(curl, CURLOPT_URL, url);     /* what to fetch */
        curl_easy_setopt(curl, CURLOPT_PROXY, config->proxy); /* proxy to use */
        curl_easy_setopt(curl, CURLOPT_VERBOSE, config->conf&CONF_VERBOSE);
        curl_easy_setopt(curl, CURLOPT_HEADER, config->conf&CONF_HEADER);
        curl_easy_setopt(curl, CURLOPT_NOPROGRESS, config->conf&CONF_NOPROGRESS);
        curl_easy_setopt(curl, CURLOPT_NOBODY, config->conf&CONF_NOBODY);
        curl_easy_setopt(curl, CURLOPT_FAILONERROR,
                         config->conf&CONF_FAILONERROR);
        curl_easy_setopt(curl, CURLOPT_UPLOAD, config->conf&CONF_UPLOAD);
        curl_easy_setopt(curl, CURLOPT_POST, config->conf&CONF_POST);
        curl_easy_setopt(curl, CURLOPT_FTPLISTONLY,
                         config->conf&CONF_FTPLISTONLY);
        curl_easy_setopt(curl, CURLOPT_FTPAPPEND, config->conf&CONF_FTPAPPEND);
        curl_easy_setopt(curl, CURLOPT_NETRC, config->conf&CONF_NETRC);
        curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION,
                         config->conf&CONF_FOLLOWLOCATION);
        curl_easy_setopt(curl, CURLOPT_TRANSFERTEXT, config->conf&CONF_GETTEXT);
        curl_easy_setopt(curl, CURLOPT_PUT, config->conf&CONF_PUT);
        curl_easy_setopt(curl, CURLOPT_MUTE, config->conf&CONF_MUTE);
        curl_easy_setopt(curl, CURLOPT_USERPWD, config->userpwd);
        curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD, config->proxyuserpwd);
        curl_easy_setopt(curl, CURLOPT_RANGE, config->range);
        curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errorbuffer);
        curl_easy_setopt(curl, CURLOPT_TIMEOUT, config->timeout);
        curl_easy_setopt(curl, CURLOPT_POSTFIELDS, config->postfields);
        
        /* new in libcurl 7.2: */
        curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, config->postfieldsize);
        
        curl_easy_setopt(curl, CURLOPT_REFERER, config->referer);
        curl_easy_setopt(curl, CURLOPT_AUTOREFERER,
                         config->conf&CONF_AUTO_REFERER);
        curl_easy_setopt(curl, CURLOPT_USERAGENT, config->useragent);
        curl_easy_setopt(curl, CURLOPT_FTPPORT, config->ftpport);
        curl_easy_setopt(curl, CURLOPT_LOW_SPEED_LIMIT, config->low_speed_limit);
        curl_easy_setopt(curl, CURLOPT_LOW_SPEED_TIME, config->low_speed_time);
        curl_easy_setopt(curl, CURLOPT_RESUME_FROM,
                         config->use_resume?config->resume_from:0);
        curl_easy_setopt(curl, CURLOPT_COOKIE, config->cookie);
        curl_easy_setopt(curl, CURLOPT_HTTPHEADER, config->headers);
        curl_easy_setopt(curl, CURLOPT_HTTPPOST, config->httppost);
        curl_easy_setopt(curl, CURLOPT_SSLCERT, config->cert);
        curl_easy_setopt(curl, CURLOPT_SSLCERTPASSWD, config->cert_passwd);

        if(config->cacert) {
          /* available from libcurl 7.5: */
          curl_easy_setopt(curl, CURLOPT_CAINFO, config->cacert);
          curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, TRUE);
        }

        if(config->conf&(CONF_NOBODY|CONF_USEREMOTETIME)) {
          /* no body or use remote time */
          /* new in 7.5 */
          curl_easy_setopt(curl, CURLOPT_FILETIME, TRUE);
        }
      
        /* 7.5 news: */
        if (config->maxredirs) 
          curl_easy_setopt(curl, CURLOPT_MAXREDIRS, config->maxredirs); 
        else 
          curl_easy_setopt(curl, CURLOPT_MAXREDIRS, DEFAULT_MAXREDIRS); 
 
        curl_easy_setopt(curl, CURLOPT_CRLF, config->crlf);
        curl_easy_setopt(curl, CURLOPT_QUOTE, config->quote);
        curl_easy_setopt(curl, CURLOPT_POSTQUOTE, config->postquote);
        curl_easy_setopt(curl, CURLOPT_WRITEHEADER,
                         config->headerfile?&heads:NULL);
        curl_easy_setopt(curl, CURLOPT_COOKIEFILE, config->cookiefile);
        curl_easy_setopt(curl, CURLOPT_SSLVERSION, config->ssl_version);
        curl_easy_setopt(curl, CURLOPT_TIMECONDITION, config->timecond);
        curl_easy_setopt(curl, CURLOPT_TIMEVALUE, config->condtime);
        curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, config->customrequest);
        curl_easy_setopt(curl, CURLOPT_STDERR, config->errors);
      
        /* three new ones in libcurl 7.3: */
        curl_easy_setopt(curl, CURLOPT_HTTPPROXYTUNNEL, config->proxytunnel);
        curl_easy_setopt(curl, CURLOPT_INTERFACE, config->iface);
        curl_easy_setopt(curl, CURLOPT_KRB4LEVEL, config->krb4level);

        if((config->progressmode == CURL_PROGRESS_BAR) &&
           !(config->conf&(CONF_NOPROGRESS|CONF_MUTE))) {
          /* we want the alternative style, then we have to implement it
             ourselves! */
          progressbarinit(&progressbar);
          curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, myprogress);
          curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, &progressbar);
        }
        
        res = curl_easy_perform(curl);
        
        if(config->writeout) {
          ourWriteOut(curl, config->writeout);
        }
        
        /* always cleanup */
        curl_easy_cleanup(curl);
        
        if((res!=CURLE_OK) && config->showerror)
          fprintf(config->errors, "curl: (%d) %s\n", res, errorbuffer);
      }
      else
        fprintf(config->errors, "curl: failed to init libcurl!\n");

      main_free();

      if((config->errors != stderr) &&
         (config->errors != stdout))
        /* it wasn't directed to stdout or stderr so close the file! */
        fclose(config->errors);
    
      if(config->headerfile && !headerfilep && heads.stream)
        fclose(heads.stream);

      if(urlbuffer)
        free(urlbuffer);
      if (outfile && !strequal(outfile, "-") && outs.stream)
        fclose(outs.stream);
      if (config->infile)
        fclose(infd);
      if(headerfilep)
        fclose(headerfilep);
      
      if(url)
        free(url);

      if(outfile)
        free(outfile);
    }
    if(outfiles)
      free(outfiles);

    /* cleanup memory used for URL globbing patterns */
    glob_cleanup(urls);

    /* empty this urlnode struct */
    if(urlnode->url)
      free(urlnode->url);
    if(urlnode->outfile)
      free(urlnode->outfile);
    
    /* move on to the next URL */
    nextnode=urlnode->next;
    free(urlnode); /* free the node */
    urlnode = nextnode;

  } /* while-loop through all URLs */

  if(allocuseragent)
    free(config->useragent);

  return res;
}


int main(int argc, char *argv[])
{
  int res;
  struct Configurable config;
  memset(&config, 0, sizeof(struct Configurable));
  
  res = operate(&config, argc, argv);
  free_config_fields(&config);

  return res;
}

static char *my_get_line(FILE *fp)
{
   char buf[4096];
   char *nl = NULL;
   char *retval = NULL;

   do
   {
      if (NULL == fgets(buf, sizeof(buf), fp))
         break;
      if (NULL == retval)
         retval = strdup(buf);
      else
      {
         if (NULL == (retval = realloc(retval,
                                       strlen(retval) + strlen(buf) + 1)))
            break;
         strcat(retval, buf);
      }
   }
   while (NULL == (nl = strchr(retval, '\n')));

   if (NULL != nl)
     *nl = '\0';

   return retval;
}