Trivial fixes for C89 compliancy

src/cookies.c

@@ -518,12 +518,12 @@ check_domain_match (const char *cookie_domain, const char *host)
 {
 
 #ifdef HAVE_LIBPSL
-  DEBUGP (("cdm: 1"));
   char *cookie_domain_lower = NULL;
   char *host_lower = NULL;
   const psl_ctx_t *psl;
   int is_acceptable;
 
+  DEBUGP (("cdm: 1"));
   if (!(psl = psl_builtin()))
     {
       DEBUGP (("\nlibpsl not built with a public suffix list. "

src/ftp-basic.c

@@ -963,16 +963,18 @@ ftp_list (int csock, const char *file, bool avoid_list_a, bool avoid_list,
   bool ok = false;
   size_t i = 0;
 
-  *list_a_used = false;
-
   /* 2013-10-12 Andrea Urbani (matfanjol)
      For more information about LIST and "LIST -a" please look at ftp.c,
      function getftp, text "__LIST_A_EXPLANATION__".
 
      If somebody changes the following commands, please, checks also the
      later "i" variable.  */
-  const char *list_commands[] = { "LIST -a",
+  static const char *list_commands[] = {
-                                  "LIST" };
+    "LIST -a",
+    "LIST"
+  };
+
+  *list_a_used = false;
 
   if (avoid_list_a)
     {

src/ftp.c

@@ -2221,9 +2221,9 @@ has_insecure_name_p (const char *s)
 static bool
 is_invalid_entry (struct fileinfo *f)
 {
-  struct fileinfo *cur;
+  struct fileinfo *cur = f;
-  cur = f;
   char *f_name = f->name;
+
   /* If the node we're currently checking has a duplicate later, we eliminate
    * the current node and leave the next one intact. */
   while (cur->next)

src/gnutls.c

@@ -122,9 +122,10 @@ ssl_init (void)
           while ((dent = readdir (dir)) != NULL)
             {
               struct stat st;
-              char ca_file[dirlen + strlen(dent->d_name) + 2];
+              size_t ca_file_length = dirlen + strlen(dent->d_name) + 2;
+              char *ca_file = alloca(ca_file_length);
 
-              snprintf (ca_file, sizeof(ca_file), "%s/%s", ca_directory, dent->d_name);
+              snprintf (ca_file, ca_file_length, "%s/%s", ca_directory, dent->d_name);
               if (stat (ca_file, &st) != 0)
                 continue;
 
@@ -432,9 +433,10 @@ ssl_connect_wget (int fd, const char *hostname)
   struct wgnutls_transport_context *ctx;
   gnutls_session_t session;
   int err,alert;
-  gnutls_init (&session, GNUTLS_CLIENT);
   const char *str;
 
+  gnutls_init (&session, GNUTLS_CLIENT);
+
   /* We set the server name but only if it's not an IP address. */
   if (! is_valid_ip_address (hostname))
     {

src/host.c

@@ -592,7 +592,7 @@ cache_query (const char *host)
   al = hash_table_get (host_name_addresses_map, host);
   if (al)
     {
-      DEBUGP (("Found %s in host_name_addresses_map (%p)\n", host, al));
+      DEBUGP (("Found %s in host_name_addresses_map (%p)\n", host, (void *) al));
       ++al->refcount;
       return al;
     }

src/html-url.c

@@ -788,6 +788,7 @@ get_urls_file (const char *file)
     {
       int up_error_code;
       char *url_text;
+      char *new_url;
       struct urlpos *entry;
       struct url *url;
 
@@ -822,7 +823,7 @@ get_urls_file (const char *file)
           url_text = merged;
         }
 
-      char *new_url = rewrite_shorthand_url (url_text);
+      new_url = rewrite_shorthand_url (url_text);
       if (new_url)
         {
           xfree (url_text);

src/http.c

@@ -1532,6 +1532,7 @@ read_response_body (struct http_stat *hs, int sock, FILE *fp, wgint contlen,
   int warc_payload_offset = 0;
   FILE *warc_tmp = NULL;
   int warcerr = 0;
+  int flags = 0;
 
   if (opt.warc_filename != NULL)
     {
@@ -1568,7 +1569,6 @@ read_response_body (struct http_stat *hs, int sock, FILE *fp, wgint contlen,
     }
 
   /* Read the response body.  */
-  int flags = 0;
   if (contlen != -1)
     /* If content-length is present, read that much; otherwise, read
        until EOF.  The HTTP spec doesn't require the server to
@@ -2147,11 +2147,13 @@ gethttp (struct url *u, struct http_stat *hs, int *dt, struct url *proxy,
           write_error = fd_write (sock, opt.body_data, body_data_size, -1);
           if (write_error >= 0 && warc_tmp != NULL)
             {
+              int warc_tmp_written;
+
               /* Remember end of headers / start of payload. */
               warc_payload_offset = ftello (warc_tmp);
 
               /* Write a copy of the data to the WARC record. */
-              int warc_tmp_written = fwrite (opt.body_data, 1, body_data_size, warc_tmp);
+              warc_tmp_written = fwrite (opt.body_data, 1, body_data_size, warc_tmp);
               if (warc_tmp_written != body_data_size)
                 write_error = -2;
             }
@@ -2334,6 +2336,7 @@ read_header:
   if (statcode == HTTP_STATUS_UNAUTHORIZED)
     {
       /* Authorization is required.  */
+      uerr_t auth_err = RETROK;
 
       /* Normally we are not interested in the response body.
          But if we are writing a WARC file we are: we like to keep everyting.  */
@@ -2371,7 +2374,6 @@ read_header:
         }
 
       pconn.authorized = false;
-      uerr_t auth_err = RETROK;
       if (!auth_finished && (user && passwd))
         {
           /* IIS sends multiple copies of WWW-Authenticate, one with
@@ -3864,7 +3866,7 @@ digest_authentication_encode (const char *au, const char *user,
         snprintf (cnonce, sizeof (cnonce), "%08x", random_number(INT_MAX));
 
         md5_init_ctx (&ctx);
-        // md5_process_bytes (hash, MD5_DIGEST_SIZE, &ctx);
+        /* md5_process_bytes (hash, MD5_DIGEST_SIZE, &ctx); */
         md5_process_bytes (a1buf, MD5_DIGEST_SIZE * 2, &ctx);
         md5_process_bytes ((unsigned char *)":", 1, &ctx);
         md5_process_bytes ((unsigned char *)nonce, strlen (nonce), &ctx);

src/main.c

@@ -1010,18 +1010,21 @@ char *program_argstring; /* Needed by wget_warc.c. */
 int
 main (int argc, char **argv)
 {
-  char **url, **t;
+  char **url, **t, *p;
   int i, ret, longindex;
   int nurl;
+  int retconf;
+  int argstring_length;
+  bool use_userconfig = false;
+  bool noconfig = false;
   bool append_to_log = false;
 
-  total_downloaded_bytes = 0;
-
-  program_name = argv[0];
-
   struct ptimer *timer = ptimer_new ();
   double start_time = ptimer_measure (timer);
 
+  total_downloaded_bytes = 0;
+  program_name = argv[0];
+
   i18n_initialize ();
 
   /* Construct the name of the executable, without the directory part.  */
@@ -1042,10 +1045,9 @@ main (int argc, char **argv)
 #endif
 
   /* Construct the arguments string. */
-  int argstring_length = 1;
+  for (argstring_length = 1, i = 1; i < argc; i++)
-  for (i = 1; i < argc; i++)
     argstring_length += strlen (argv[i]) + 2 + 1;
-  char *p = program_argstring = malloc (argstring_length * sizeof (char));
+  p = program_argstring = malloc (argstring_length * sizeof (char));
   if (p == NULL)
     {
       fprintf (stderr, _("Memory allocation problem\n"));
@@ -1053,8 +1055,10 @@ main (int argc, char **argv)
     }
   for (i = 1; i < argc; i++)
     {
+      int arglen;
+
       *p++ = '"';
-      int arglen = strlen (argv[i]);
+      arglen = strlen (argv[i]);
       memcpy (p, argv[i], arglen);
       p += arglen;
       *p++ = '"';
@@ -1070,9 +1074,6 @@ main (int argc, char **argv)
   /* This separate getopt_long is needed to find the user config file
      option ("--config") and parse it before the other user options. */
   longindex = -1;
-  int retconf;
-  bool use_userconfig = false;
-  bool noconfig = false;
 
   while ((retconf = getopt_long (argc, argv,
                                 short_options, long_options, &longindex)) != -1)
@@ -1731,10 +1732,11 @@ outputting to a regular file.\n"));
       total_downloaded_bytes != 0)
     {
       double end_time = ptimer_measure (timer);
-      ptimer_destroy (timer);
-
       char *wall_time = xstrdup (secs_to_human_time (end_time - start_time));
       char *download_time = xstrdup (secs_to_human_time (total_download_time));
+
+      ptimer_destroy (timer);
+
       logprintf (LOG_NOTQUIET,
                  _("FINISHED --%s--\nTotal wall clock time: %s\n"
                    "Downloaded: %d files, %s in %s (%s)\n"),

src/openssl.c

@@ -169,6 +169,8 @@ static int ssl_true_initialized = 0;
 bool
 ssl_init (void)
 {
+  SSL_METHOD const *meth;
+
 #if OPENSSL_VERSION_NUMBER >= 0x00907000
   if (ssl_true_initialized == 0)
     {
@@ -177,8 +179,6 @@ ssl_init (void)
     }
 #endif
 
-  SSL_METHOD const *meth;
-
   if (ssl_ctx)
     /* The SSL has already been initialized. */
     return true;

src/progress.c

@@ -946,6 +946,8 @@ create_image (struct bar_progress *bp, double dl_total_time, bool done)
   /* The difference between the number of bytes used,
      and the number of columns used. */
   int bytes_cols_diff = 0;
+  int cols_diff;
+  const char *down_size;
 
   if (progress_size < 5)
     progress_size = 0;
@@ -963,6 +965,7 @@ create_image (struct bar_progress *bp, double dl_total_time, bool done)
       int offset_cols;
       int bytes_in_filename, offset_bytes, col;
       int *cols_ret = &col;
+      int padding;
 
       if (((orig_filename_cols > MAX_FILENAME_COLS) && !opt.noscroll) && !done)
         offset_cols = ((int) bp->tick) % (orig_filename_cols - MAX_FILENAME_COLS + 1);
@@ -972,7 +975,7 @@ create_image (struct bar_progress *bp, double dl_total_time, bool done)
       bytes_in_filename = cols_to_bytes (bp->f_download + offset_bytes, MAX_FILENAME_COLS, cols_ret);
       memcpy (p, bp->f_download + offset_bytes, bytes_in_filename);
       p += bytes_in_filename;
-      int padding = MAX_FILENAME_COLS - *cols_ret;
+      padding = MAX_FILENAME_COLS - *cols_ret;
       for (;padding;padding--)
           *p++ = ' ';
       *p++ = ' ';
@@ -1055,8 +1058,8 @@ create_image (struct bar_progress *bp, double dl_total_time, bool done)
  ++bp->tick;
 
   /* " 234.56M" */
-  const char * down_size = human_readable (size, 1000, 2);
+  down_size = human_readable (size, 1000, 2);
-  int cols_diff = 7 - count_cols (down_size);
+  cols_diff = 7 - count_cols (down_size);
   while (cols_diff > 0)
   {
     *p++=' ';

src/retr.c

@@ -378,8 +378,10 @@ fd_read_body (const char *downloaded_filename, int fd, FILE *out, wgint toread,
 
       if (ret > 0)
         {
+          int write_res;
+
           sum_read += ret;
-          int write_res = write_data (out, out2, dlbuf, ret, &skip, &sum_written);
+          write_res = write_data (out, out2, dlbuf, ret, &skip, &sum_written);
           if (write_res < 0)
             {
               ret = (write_res == -3) ? -3 : -2;
@@ -1056,7 +1058,7 @@ retrieve_from_file (const char *file, bool html, int *count)
 
   for (cur_url = url_list; cur_url; cur_url = cur_url->next, ++*count)
     {
-      char *filename = NULL, *new_file = NULL;
+      char *filename = NULL, *new_file = NULL, *proxy;
       int dt;
       struct iri *tmpiri = iri_dup (iri);
       struct url *parsed_url = NULL;
@@ -1072,7 +1074,7 @@ retrieve_from_file (const char *file, bool html, int *count)
 
       parsed_url = url_parse (cur_url->url->url, NULL, tmpiri, true);
 
-      char *proxy = getproxy (cur_url->url);
+      proxy = getproxy (cur_url->url);
       if ((opt.recursive || opt.page_requisites)
           && (cur_url->url->scheme != SCHEME_FTP || proxy))
         {
@@ -1285,9 +1287,11 @@ bool
 url_uses_proxy (struct url * u)
 {
   bool ret;
+  char *proxy;
+
   if (!u)
     return false;
-  char *proxy = getproxy (u);
+  proxy = getproxy (u);
   ret = proxy != NULL;
   free(proxy);
   return ret;

src/warc.c

@@ -165,10 +165,12 @@ warc_write_buffer (const char *buffer, size_t size)
 static bool
 warc_write_string (const char *str)
 {
+  size_t n;
+
   if (!warc_write_ok)
     return false;
 
-  size_t n = strlen (str);
+  n = strlen (str);
   if (n != warc_write_buffer (str, n))
     warc_write_ok = false;
 
@@ -257,6 +259,9 @@ warc_write_block_from_file (FILE *data_in)
 {
   /* Add the Content-Length header. */
   char content_length[MAX_INT_TO_STRING_LEN(off_t)];
+  char buffer[BUFSIZ];
+  size_t s;
+
   fseeko (data_in, 0L, SEEK_END);
   number_to_string (content_length, ftello (data_in));
   warc_write_header ("Content-Length", content_length);
@@ -268,8 +273,6 @@ warc_write_block_from_file (FILE *data_in)
     warc_write_ok = false;
 
   /* Copy the data in the file to the WARC record. */
-  char buffer[BUFSIZ];
-  size_t s;
   while (warc_write_ok && (s = fread (buffer, 1, BUFSIZ, data_in)) > 0)
     {
       if (warc_write_buffer (buffer, s) < s)
@@ -294,6 +297,11 @@ warc_write_end_record (void)
   /* We start a new gzip stream for each record.  */
   if (warc_write_ok && warc_current_gzfile)
     {
+      char extra_header[EXTRA_GZIP_HEADER_SIZE];
+      char static_header[GZIP_STATIC_HEADER_SIZE];
+      off_t current_offset, uncompressed_size, compressed_size;
+      size_t result;
+
       if (gzclose (warc_current_gzfile) != Z_OK)
         {
           warc_write_ok = false;
@@ -319,17 +327,16 @@ warc_write_end_record (void)
       */
 
       /* Calculate the uncompressed and compressed sizes. */
-      off_t current_offset = ftello (warc_current_file);
+      current_offset = ftello (warc_current_file);
-      off_t uncompressed_size = current_offset - warc_current_gzfile_offset;
+      uncompressed_size = current_offset - warc_current_gzfile_offset;
-      off_t compressed_size = warc_current_gzfile_uncompressed_size;
+      compressed_size = warc_current_gzfile_uncompressed_size;
 
       /* Go back to the static GZIP header. */
       fseeko (warc_current_file, warc_current_gzfile_offset
               + EXTRA_GZIP_HEADER_SIZE, SEEK_SET);
 
       /* Read the header. */
-      char static_header[GZIP_STATIC_HEADER_SIZE];
+      result = fread (static_header, 1, GZIP_STATIC_HEADER_SIZE,
-      size_t result = fread (static_header, 1, GZIP_STATIC_HEADER_SIZE,
                              warc_current_file);
       if (result != GZIP_STATIC_HEADER_SIZE)
         {
@@ -346,7 +353,6 @@ warc_write_end_record (void)
       fwrite (static_header, 1, GZIP_STATIC_HEADER_SIZE, warc_current_file);
 
       /* Prepare the extra GZIP header. */
-      char extra_header[EXTRA_GZIP_HEADER_SIZE];
       /* XLEN, the length of the extra header fields.  */
       extra_header[0]  = ((EXTRA_GZIP_HEADER_SIZE - 2) & 255);
       extra_header[1]  = ((EXTRA_GZIP_HEADER_SIZE - 2) >> 8) & 255;
@@ -660,16 +666,18 @@ warc_uuid_str (char *urn_str)
 static bool
 warc_write_warcinfo_record (char *filename)
 {
+  FILE *warc_tmp;
+  char timestamp[22];
+  char *filename_copy, *filename_basename;
+
   /* Write warc-info record as the first record of the file. */
   /* We add the record id of this info record to the other records in the
      file. */
   warc_current_warcinfo_uuid_str = (char *) malloc (48);
   warc_uuid_str (warc_current_warcinfo_uuid_str);
 
-  char timestamp[22];
   warc_timestamp (timestamp);
 
-  char *filename_copy, *filename_basename;
   filename_copy = strdup (filename);
   filename_basename = strdup (basename (filename_copy));
 
@@ -681,7 +689,7 @@ warc_write_warcinfo_record (char *filename)
   warc_write_header ("WARC-Filename", filename_basename);
 
   /* Create content.  */
-  FILE *warc_tmp = warc_tempfile ();
+  warc_tmp = warc_tempfile ();
   if (warc_tmp == NULL)
     {
       free (filename_copy);
@@ -731,22 +739,6 @@ warc_write_warcinfo_record (char *filename)
 static bool
 warc_start_new_file (bool meta)
 {
-  if (opt.warc_filename == NULL)
-    return false;
-
-  if (warc_current_file != NULL)
-    fclose (warc_current_file);
-
-  free (warc_current_warcinfo_uuid_str);
-  free (warc_current_filename);
-
-  warc_current_file_number++;
-
-  int base_filename_length = strlen (opt.warc_filename);
-  /* filename format:  base + "-" + 5 digit serial number + ".warc.gz" */
-  char *new_filename = malloc (base_filename_length + 1 + 5 + 8 + 1);
-  warc_current_filename = new_filename;
-
 #ifdef __VMS
 # define WARC_GZ "warc-gz"
 #else /* def __VMS */
@@ -759,6 +751,25 @@ warc_start_new_file (bool meta)
   const char *extension = "warc";
 #endif
 
+  int base_filename_length;
+  char *new_filename;
+
+  if (opt.warc_filename == NULL)
+    return false;
+
+  if (warc_current_file != NULL)
+    fclose (warc_current_file);
+
+  free (warc_current_warcinfo_uuid_str);
+  free (warc_current_filename);
+
+  warc_current_file_number++;
+
+  base_filename_length = strlen (opt.warc_filename);
+  /* filename format:  base + "-" + 5 digit serial number + ".warc.gz" */
+  new_filename = malloc (base_filename_length + 1 + 5 + 8 + 1);
+  warc_current_filename = new_filename;
+
   /* If max size is enabled, we add a serial number to the file names. */
   if (meta)
     sprintf (new_filename, "%s-meta.%s", opt.warc_filename, extension);
@@ -830,12 +841,13 @@ static bool
 warc_parse_cdx_header (char *lineptr, int *field_num_original_url,
                        int *field_num_checksum, int *field_num_record_id)
 {
+  char *token;
+  char *save_ptr;
+
   *field_num_original_url = -1;
   *field_num_checksum = -1;
   *field_num_record_id = -1;
 
-  char *token;
-  char *save_ptr;
   token = strtok_r (lineptr, CDX_FIELDSEP, &save_ptr);
 
   if (token != NULL && strcmp (token, "CDX") == 0)
@@ -876,13 +888,12 @@ warc_process_cdx_line (char *lineptr, int field_num_original_url,
   char *original_url = NULL;
   char *checksum = NULL;
   char *record_id = NULL;
-
   char *token;
   char *save_ptr;
-  token = strtok_r (lineptr, CDX_FIELDSEP, &save_ptr);
+  int field_num = 0;
 
   /* Read this line to get the fields we need. */
-  int field_num = 0;
+  token = strtok_r (lineptr, CDX_FIELDSEP, &save_ptr);
   while (token != NULL)
     {
       char **val;
@@ -944,17 +955,17 @@ warc_process_cdx_line (char *lineptr, int field_num_original_url,
 static bool
 warc_load_cdx_dedup_file (void)
 {
-  FILE *f = fopen (opt.warc_cdx_dedup_filename, "r");
+  FILE *f;
-  if (f == NULL)
+  char *lineptr = NULL;
-    return false;
+  size_t n = 0;
-
+  ssize_t line_length;
   int field_num_original_url = -1;
   int field_num_checksum = -1;
   int field_num_record_id = -1;
 
-  char *lineptr = NULL;
+  f = fopen (opt.warc_cdx_dedup_filename, "r");
-  size_t n = 0;
+  if (f == NULL)
-  ssize_t line_length;
+    return false;
 
   /* The first line should contain the CDX header.
      Format:  " CDX x x x x x"
@@ -983,6 +994,8 @@ _("CDX file does not list record ids. (Missing column 'u'.)\n"));
     }
   else
     {
+      int nrecords;
+
       /* Initialize the table. */
       warc_cdx_dedup_table = hash_table_new (1000, warc_hash_sha1_digest,
                                              warc_cmp_sha1_digest);
@@ -1000,7 +1013,7 @@ _("CDX file does not list record ids. (Missing column 'u'.)\n"));
       while (line_length != -1);
 
       /* Print results. */
-      int nrecords = hash_table_count (warc_cdx_dedup_table);
+      nrecords = hash_table_count (warc_cdx_dedup_table);
       logprintf (LOG_VERBOSE, ngettext ("Loaded %d record from CDX.\n\n",
                                         "Loaded %d records from CDX.\n\n",
                                          nrecords),
@@ -1020,11 +1033,12 @@ _("CDX file does not list record ids. (Missing column 'u'.)\n"));
 static struct warc_cdx_record *
 warc_find_duplicate_cdx_record (char *url, char *sha1_digest_payload)
 {
+  struct warc_cdx_record *rec_existing;
+
   if (warc_cdx_dedup_table == NULL)
     return NULL;
 
-  struct warc_cdx_record *rec_existing
+  rec_existing = hash_table_get (warc_cdx_dedup_table, sha1_digest_payload);
-    = hash_table_get (warc_cdx_dedup_table, sha1_digest_payload);
 
   if (rec_existing && strcmp (rec_existing->url, url) == 0)
     return rec_existing;
@@ -1095,11 +1109,13 @@ warc_init (void)
 static void
 warc_write_metadata (void)
 {
+  char manifest_uuid[48];
+  FILE *warc_tmp_fp;
+
   /* If there are multiple WARC files, the metadata should be written to a separate file. */
   if (opt.warc_maxsize > 0)
     warc_start_new_file (true);
 
-  char manifest_uuid [48];
   warc_uuid_str (manifest_uuid);
 
   fflush (warc_manifest_fp);
@@ -1109,7 +1125,7 @@ warc_write_metadata (void)
                               warc_manifest_fp, -1);
   /* warc_write_resource_record has closed warc_manifest_fp. */
 
-  FILE * warc_tmp_fp = warc_tempfile ();
+  warc_tmp_fp = warc_tempfile ();
   if (warc_tmp_fp == NULL)
     {
       logprintf (LOG_NOTQUIET, _("Could not open temporary WARC file.\n"));
@@ -1164,6 +1180,8 @@ FILE *
 warc_tempfile (void)
 {
   char filename[100];
+  int fd;
+
   if (path_search (filename, 100, opt.warc_tempdir, "wget", true) == -1)
     return NULL;
 
@@ -1182,7 +1200,7 @@ warc_tempfile (void)
     return fopen (tfn, "w+", "fop=tmd");    /* Create auto-delete temp file. */
   }
 #else /* def __VMS */
-  int fd = mkostemp (filename, O_TEMPORARY);
+  fd = mkostemp (filename, O_TEMPORARY);
   if (fd < 0)
     return NULL;
 
@@ -1246,6 +1264,9 @@ warc_write_cdx_record (const char *url, const char *timestamp_str,
 {
   /* Transform the timestamp. */
   char timestamp_str_cdx[15];
+  char offset_string[MAX_INT_TO_STRING_LEN(off_t)];
+  const char *checksum;
+
   memcpy (timestamp_str_cdx     , timestamp_str     , 4); /* "YYYY" "-" */
   memcpy (timestamp_str_cdx +  4, timestamp_str +  5, 2); /* "mm"   "-" */
   memcpy (timestamp_str_cdx +  6, timestamp_str +  8, 2); /* "dd"   "T" */
@@ -1255,7 +1276,6 @@ warc_write_cdx_record (const char *url, const char *timestamp_str,
   timestamp_str_cdx[14] = '\0';
 
   /* Rewrite the checksum. */
-  const char *checksum;
   if (payload_digest != NULL)
     checksum = payload_digest + 5; /* Skip the "sha1:" */
   else
@@ -1266,7 +1286,6 @@ warc_write_cdx_record (const char *url, const char *timestamp_str,
   if (redirect_location == NULL || strlen(redirect_location) == 0)
     redirect_location = "-";
 
-  char offset_string[MAX_INT_TO_STRING_LEN(off_t)];
   number_to_string (offset_string, offset);
 
   /* Print the CDX line. */
@@ -1298,10 +1317,11 @@ warc_write_revisit_record (char *url, char *timestamp_str,
                            char *refers_to, ip_address *ip, FILE *body)
 {
   char revisit_uuid [48];
-  warc_uuid_str (revisit_uuid);
-
   char *block_digest = NULL;
   char sha1_res_block[SHA1_DIGEST_SIZE];
+
+  warc_uuid_str (revisit_uuid);
+
   sha1_stream (body, sha1_res_block);
   block_digest = warc_base32_sha1_digest (sha1_res_block);
 
@@ -1351,6 +1371,8 @@ warc_write_response_record (char *url, char *timestamp_str,
   char *payload_digest = NULL;
   char sha1_res_block[SHA1_DIGEST_SIZE];
   char sha1_res_payload[SHA1_DIGEST_SIZE];
+  char response_uuid [48];
+  off_t offset;
 
   if (opt.warc_digests_enabled)
     {
@@ -1395,11 +1417,10 @@ warc_write_response_record (char *url, char *timestamp_str,
 
   /* Not a revisit, just store the record. */
 
-  char response_uuid [48];
   warc_uuid_str (response_uuid);
 
   fseeko (warc_current_file, 0L, SEEK_END);
-  off_t offset = ftello (warc_current_file);
+  offset = ftello (warc_current_file);
 
   warc_write_start_record ();
   warc_write_header ("WARC-Type", "response");