Handle correctly some malloc failures.

[wget] / src / main.c

diff --git a/src/main.c b/src/main.c
index 2846735900da5bccadd9b7818fd28fbdcd270fb4..9eefc98fcfdc5392f920799067c499113f25f0af 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -289,7 +289,9 @@ static struct cmdline_option option_data[] =
     { "wait", 'w', OPT_VALUE, "wait", -1 },
     { "waitretry", 0, OPT_VALUE, "waitretry", -1 },
     { "warc-cdx", 0, OPT_BOOLEAN, "warccdx", -1 },
+#ifdef HAVE_LIBZ
     { "warc-compression", 0, OPT_BOOLEAN, "warccompression", -1 },
+#endif
     { "warc-dedup", 0, OPT_VALUE, "warccdxdedup", -1 },
     { "warc-digests", 0, OPT_BOOLEAN, "warcdigests", -1 },
     { "warc-file", 0, OPT_VALUE, "warcfile", -1 },
@@ -674,8 +676,10 @@ WARC options:\n"),
        --warc-cdx                write CDX index files.\n"),
     N_("\
        --warc-dedup=FILENAME     do not store records listed in this CDX file.\n"),
+#ifdef HAVE_LIBZ
     N_("\
        --no-warc-compression     do not compress WARC files with GZIP.\n"),
+#endif
     N_("\
        --no-warc-digests         do not calculate SHA1 digests.\n"),
     N_("\
@@ -984,15 +988,20 @@ main (int argc, char **argv)
   for (i = 1; i < argc; i++)
     argstring_length += strlen (argv[i]) + 2 + 1;
   char *p = program_argstring = malloc (argstring_length * sizeof (char));
+  if (p == NULL)
+    {
+      fprintf (stderr, _("Memory allocation problem\n"));
+      exit (2);
+    }
   for (i = 1; i < argc; i++)
-  {
-    *p++ = '"';
-    int arglen = strlen (argv[i]);
-    memcpy (p, argv[i], arglen);
-    p += arglen;
-    *p++ = '"';
-    *p++ = ' ';
-  }
+    {
+      *p++ = '"';
+      int arglen = strlen (argv[i]);
+      memcpy (p, argv[i], arglen);
+      p += arglen;
+      *p++ = '"';
+      *p++ = ' ';
+    }
   *p = '\0';
 
   /* Load the hard-coded defaults.  */
@@ -1351,6 +1360,11 @@ for details.\n\n"));
 
   /* Fill in the arguments.  */
   url = alloca_array (char *, nurl + 1);
+  if (url == NULL)
+    {
+      fprintf (stderr, _("Memory allocation problem\n"));
+      exit (2);
+    }
   for (i = 0; i < nurl; i++, optind++)
     {
       char *rewritten = rewrite_shorthand_url (argv[optind]);