version 3.0.1

[bison.git] / build-aux / cross-options.pl

diff --git a/build-aux/cross-options.pl b/build-aux/cross-options.pl
index 478303d5665c1cd969a17f6b079dd29ed1892a50..0f5009ce0c9afe062b953e7973bc08f2adea2bd7 100755 (executable)
--- a/build-aux/cross-options.pl
+++ b/build-aux/cross-options.pl
@@ -18,49 +18,59 @@ while (<STDIN>)
         \s                # Spaces.
         /x)
     {
-       my ($short, $long, $opt, $arg) = ($1, $2, $3, $4);
-       $short = '' if ! defined $short;
-       $short = '-d' if $long eq '--defines' && ! $short;
-       my $dir = '%' . substr($long, 2);
-       $dir = '' if index ($scanner, "\"$dir\"") < 0;
-       if ($arg)
-       {
+        my ($short, $long, $opt, $arg) = ($1, $2, $3, $4);
+        $short = '' if ! defined $short;
+        $short = '-d' if $long eq '--defines' && ! $short;
+        my $dir = '%' . substr($long, 2);
+        if (index ($scanner, "\"$dir\"") < 0)
+        {
+          if ($long eq '--force-define') { $dir = '%define'; }
+          else { $dir = ''; }
+        }
+        if ($arg)
+        {
             # if $opt, $arg contains the closing ].
             substr ($arg, -1) = ''
                 if $opt eq '[';
-           $arg =~ s/^=//;
+            $arg =~ s/^=//;
             $arg = lc ($arg);
-           my $dir_arg = $arg;
+            my $dir_arg = $arg;
             # If the argument is compite (e.g., for --define[=NAME[=VALUE]]),
             # put each word in @var, to build @var{name}[=@var{value}], not
             # @var{name[=value]}].
-           $arg =~ s/(\w+)/\@var{$1}/g;
-           $arg = '[' . $arg . ']'
-               if $opt eq '[';
-           # For arguments of directives: this only works if all arguments
-           # are strings and have the same syntax as on the command line.
-           if ($dir_arg eq 'name[=value]')
-           {
-               $dir_arg = '@var{name} ["@var{value}"]';
-           }
-           else
-           {
-               $dir_arg =~ s/(\w+)/\@var{"$1"}/g;
-               $dir_arg = '[' . $dir_arg . ']'
-                   if $opt eq '[';
-           }
-           $long = "$long=$arg";
-           $short = "$short $arg" if $short && $short ne '-d';
-           $dir = "$dir $dir_arg" if $dir;
-       }
-       $option{$long} = $short;
-       $directive{$long} = $dir;
+            $arg =~ s/(\w+)/\@var{$1}/g;
+            my $long_arg = "=$arg";
+            if ($opt eq '[') {
+              $long_arg = "[$long_arg]";
+              $arg = "[$arg]";
+            }
+            # For arguments of directives: this only works if all arguments
+            # are strings and have the same syntax as on the command line.
+            if ($dir_arg eq 'name[=value]')
+            {
+                $dir_arg = '@var{name} ["@var{value}"]';
+            }
+            else
+            {
+                $dir_arg =~ s/(\w+)/\@var{"$1"}/g;
+                $dir_arg = '[' . $dir_arg . ']'
+                    if $opt eq '[';
+            }
+            $long = "$long$long_arg";
+            $short = "$short $arg" if $short && $short ne '-d';
+            $dir = "$dir $dir_arg" if $dir;
+        }
+        $option{$long} = $short;
+        $directive{$long} = $dir;
     }
 }
 
+my $sep = '';
 foreach my $long (sort keys %option)
 {
     # Avoid trailing spaces.
+    print $sep;
+    $sep = "\n";
     print '@item @option{', $long, "}\n\@tab";
     print ' @option{', $option{$long}, '}' if $option{$long};
     print "\n\@tab";