revert changes to generate_features.pl and generate_query_config.pl

These script should depend solely on the external, mbedtls config
diff --git a/scripts/generate_query_config.pl b/scripts/generate_query_config.pl
index af3076b..f15e03a 100755
--- a/scripts/generate_query_config.pl
+++ b/scripts/generate_query_config.pl
@@ -14,13 +14,11 @@
 # information is used to automatically generate the body of the query_config()
 # function by using the template in scripts/data_files/query_config.fmt.
 #
-# Usage: ./scripts/generate_query_config.pl include_crypto
+# Usage: ./scripts/generate_query_config.pl without arguments
 
 use strict;
 
-my $include_crypto = 1;
 my $config_file = "./include/mbedtls/config.h";
-my $crypto_config_file = "./crypto/include/mbedtls/config.h";
 
 my $query_config_format_file = "./scripts/data_files/query_config.fmt";
 my $query_config_file = "./programs/ssl/query_config.c";
@@ -35,52 +33,31 @@
 );
 my $excluded_re = join '|', @excluded;
 
+open(CONFIG_FILE, "$config_file") or die "Opening config file '$config_file': $!";
 
 # This variable will contain the string to replace in the CHECK_CONFIG of the
 # format file
 my $config_check = "";
-my %defines_seen;
-my @files = ($config_file);
 
+while (my $line = <CONFIG_FILE>) {
+    if ($line =~ /^(\/\/)?\s*#\s*define\s+(MBEDTLS_\w+).*/) {
+        my $name = $2;
 
-if( @ARGV ) {
-    die "Invalid number of arguments" if scalar @ARGV != 1;
-    ($include_crypto) = @ARGV;
-}
+        # Skip over the macro that prevents multiple inclusion
+        next if "MBEDTLS_CONFIG_H" eq $name;
 
-if( $include_crypto ) {
-    push(@files, $crypto_config_file);
-}
+        # Skip over the macro if it is in the ecluded list
+        next if $name =~ /$excluded_re/;
 
-foreach my $file (@files) {
-    open(FILE, "$file") or die "Opening config file failed: '$file': $!";
-    while (my $line = <FILE>) {
-        if ($line =~ /^(\/\/)?\s*#\s*define\s+(MBEDTLS_\w+).*/) {
-            my $name = $2;
-
-            # Skip over the macro that prevents multiple inclusion
-            next if "MBEDTLS_CONFIG_H" eq $name;
-
-            # Skip over the macro if it is in the excluded list
-            next if $name =~ /$excluded_re/;
-
-            # Skip if this define is already added
-            if( $defines_seen{$name}++ ) {
-                print "Skipping $name, already added. \n";
-                next;
-            }
-
-            $config_check .= "#if defined($name)\n";
-            $config_check .= "    if( strcmp( \"$name\", config ) == 0 )\n";
-            $config_check .= "    {\n";
-            $config_check .= "        MACRO_EXPANSION_TO_STR( $name );\n";
-            $config_check .= "        return( 0 );\n";
-            $config_check .= "    }\n";
-            $config_check .= "#endif /* $name */\n";
-            $config_check .= "\n";
-        }
+        $config_check .= "#if defined($name)\n";
+        $config_check .= "    if( strcmp( \"$name\", config ) == 0 )\n";
+        $config_check .= "    {\n";
+        $config_check .= "        MACRO_EXPANSION_TO_STR( $name );\n";
+        $config_check .= "        return( 0 );\n";
+        $config_check .= "    }\n";
+        $config_check .= "#endif /* $name */\n";
+        $config_check .= "\n";
     }
-    close(FILE);
 }
 
 # Read the full format file into a string