| 1 | #!/usr/bin/perl -w |
| 2 | |
| 3 | # Information about the current enumeration |
| 4 | # Modifed to generate output for clg |
| 5 | |
| 6 | |
| 7 | my $flags; # Is enumeration a bitmask |
| 8 | my $seenbitshift; # Have we seen bitshift operators? |
| 9 | my $prefix; # Prefix for this enumeration |
| 10 | my $enumname; # Name for this enumeration |
| 11 | my $firstenum = 1; # Is this the first enumeration in file? |
| 12 | my @entries; # [ $name, $val ] for each entry |
| 13 | |
| 14 | sub parse_options { |
| 15 | my $opts = shift; |
| 16 | my @opts; |
| 17 | |
| 18 | for $opt (split /\s*,\s*/, $opts) { |
| 19 | my ($key,$val) = $opt =~ /\s*(\w+)(?:=(\S+))?/; |
| 20 | defined $val or $val = 1; |
| 21 | push @opts, $key, $val; |
| 22 | } |
| 23 | @opts; |
| 24 | } |
| 25 | sub parse_entries { |
| 26 | my $file = shift; |
| 27 | |
| 28 | while (<$file>) { |
| 29 | # Read lines until we have no open comments |
| 30 | while (m@/\* |
| 31 | ([^*]|\*(?!/))*$ |
| 32 | @x) { |
| 33 | my $new; |
| 34 | defined ($new = <$file>) || die "Unmatched comment"; |
| 35 | $_ .= $new; |
| 36 | } |
| 37 | # Now strip comments |
| 38 | s@/\*(?!<) |
| 39 | ([^*]+|\*(?!/))* |
| 40 | \*/@@gx; |
| 41 | |
| 42 | s@\n@ @; |
| 43 | |
| 44 | next if m@^\s*$@; |
| 45 | |
| 46 | # Handle include files |
| 47 | if (/^\#include\s*<([^>]*)>/ ) { |
| 48 | my $file= "../$1"; |
| 49 | open NEWFILE, $file or die "Cannot open include file $file: $!\n"; |
| 50 | |
| 51 | if (parse_entries (\*NEWFILE)) { |
| 52 | return 1; |
| 53 | } else { |
| 54 | next; |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | if (/^\s*\}\s*(\w+)/) { |
| 59 | $enumname = $1; |
| 60 | return 1; |
| 61 | } |
| 62 | |
| 63 | if (m@^\s* |
| 64 | (\w+)\s* # name |
| 65 | (?:=( # value |
| 66 | (?:[^,/]|/(?!\*))* |
| 67 | ))?,?\s* |
| 68 | (?:/\*< # options |
| 69 | (([^*]|\*(?!/))*) |
| 70 | >\*/)? |
| 71 | \s*$ |
| 72 | @x) { |
| 73 | my ($name, $value, $options) = ($1,$2,$3); |
| 74 | |
| 75 | if (!defined $flags && defined $value && $value =~ /<</) { |
| 76 | $seenbitshift = 1; |
| 77 | } |
| 78 | if (defined $options) { |
| 79 | my %options = parse_options($options); |
| 80 | if (!defined $options{skip}) { |
| 81 | push @entries, [ $name, $value, $options{nick} ]; |
| 82 | } |
| 83 | } else { |
| 84 | push @entries, [ $name, $value ]; |
| 85 | } |
| 86 | } else { |
| 87 | print STDERR "Can't understand: $_\n"; |
| 88 | } |
| 89 | } |
| 90 | return 0; |
| 91 | } |
| 92 | |
| 93 | sub make_lispname { |
| 94 | my $enumname = shift; |
| 95 | |
| 96 | $enumname =~ s/([A-Z])/-$1/g; |
| 97 | return substr (lc ($enumname), 5); |
| 98 | } |
| 99 | |
| 100 | |
| 101 | my $gen_arrays = 0; |
| 102 | my $gen_defs = 0; |
| 103 | |
| 104 | # Parse arguments |
| 105 | |
| 106 | if (@ARGV) { |
| 107 | if ($ARGV[0] eq "arrays") { |
| 108 | shift @ARGV; |
| 109 | $gen_arrays = 1; |
| 110 | } elsif ($ARGV[0] eq "defs") { |
| 111 | shift @ARGV; |
| 112 | $gen_defs = 1; |
| 113 | } else { |
| 114 | $gen_defs = 1; |
| 115 | } |
| 116 | |
| 117 | } |
| 118 | |
| 119 | if ($gen_defs) { |
| 120 | print ";; generated by a modified makeenums.pl ; -*- lisp -*-\n\n"; |
| 121 | } else { |
| 122 | print "/* Generated by makeenums.pl */\n\n"; |
| 123 | } |
| 124 | |
| 125 | ENUMERATION: |
| 126 | while (<>) { |
| 127 | if (eof) { |
| 128 | close (ARGV); # reset line numbering |
| 129 | $firstenum = 1; # Flag to print filename at next enum |
| 130 | } |
| 131 | |
| 132 | if (m@^\s*typedef\s+enum\s* |
| 133 | ({)?\s* |
| 134 | (?:/\*< |
| 135 | (([^*]|\*(?!/))*) |
| 136 | >\*/)? |
| 137 | @x) { |
| 138 | if (defined $2) { |
| 139 | my %options = parse_options($2); |
| 140 | $prefix = $options{prefix}; |
| 141 | $flags = $options{flags}; |
| 142 | } else { |
| 143 | $prefix = undef; |
| 144 | $flags = undef; |
| 145 | } |
| 146 | # Didn't have trailing '{' look on next lines |
| 147 | if (!defined $1) { |
| 148 | while (<>) { |
| 149 | if (s/^\s*\{//) { |
| 150 | last; |
| 151 | } |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | $seenbitshift = 0; |
| 156 | @entries = (); |
| 157 | |
| 158 | # Now parse the entries |
| 159 | parse_entries (\*ARGV); |
| 160 | |
| 161 | # figure out if this was a flags or enums enumeration |
| 162 | |
| 163 | if (!defined $flags) { |
| 164 | $flags = $seenbitshift; |
| 165 | } |
| 166 | |
| 167 | # Autogenerate a prefix |
| 168 | |
| 169 | if (!defined $prefix) { |
| 170 | for (@entries) { |
| 171 | my $name = $_->[0]; |
| 172 | if (defined $prefix) { |
| 173 | my $tmp = ~ ($name ^ $prefix); |
| 174 | ($tmp) = $tmp =~ /(^\xff*)/; |
| 175 | $prefix = $prefix & $tmp; |
| 176 | } else { |
| 177 | $prefix = $name; |
| 178 | } |
| 179 | } |
| 180 | # Trim so that it ends in an underscore |
| 181 | $prefix =~ s/_[^_]*$/_/; |
| 182 | } |
| 183 | |
| 184 | for $entry (@entries) { |
| 185 | my ($name,$value,$nick) = @{$entry}; |
| 186 | |
| 187 | if (!defined $nick) { |
| 188 | ($nick = $name) =~ s/^$prefix//; |
| 189 | $nick =~ tr/_/-/; |
| 190 | $nick = lc($nick); |
| 191 | @{$entry} = ($name, $value, $nick); |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | # Spit out the output |
| 196 | |
| 197 | if ($gen_defs) { |
| 198 | if ($firstenum) { |
| 199 | print qq(\n; enumerations from "$ARGV"\n); |
| 200 | $firstenum = 0; |
| 201 | } |
| 202 | |
| 203 | my $lispname = make_lispname ($enumname); |
| 204 | print "\n(deftype (".$lispname." \"".$enumname."\") ()\n '(". ($flags ? "flags" : "enum"); |
| 205 | |
| 206 | my $comment; |
| 207 | for (@entries) { |
| 208 | my ($name,$value,$nick) = @{$_}; |
| 209 | |
| 210 | $comment = 0; |
| 211 | if (defined $value) { |
| 212 | $value =~ s/0x/\#x/; |
| 213 | |
| 214 | print "\n"; |
| 215 | if ($flags && not ($value =~ s/1\s+<<\s+(\d+)/$1/)) { |
| 216 | print ";"; |
| 217 | $comment = 1; |
| 218 | } |
| 219 | |
| 220 | print " (:$nick $value)"; |
| 221 | } else { |
| 222 | print "\n :$nick"; |
| 223 | } |
| 224 | } |
| 225 | if ($comment) { |
| 226 | print "\n "; |
| 227 | } |
| 228 | print "))\n"; |
| 229 | |
| 230 | } else { |
| 231 | my $valuename = $enumname; |
| 232 | $valuename =~ s/([^A-Z])([A-Z])/$1_$2/g; |
| 233 | $valuename =~ s/([A-Z][A-Z])([A-Z][0-9a-z])/$1_$2/g; |
| 234 | $valuename = lc($valuename); |
| 235 | |
| 236 | print "static const GtkEnumValue _${valuename}_values[] = {\n"; |
| 237 | for (@entries) { |
| 238 | my ($name,$value,$nick) = @{$_}; |
| 239 | print qq( { $name, "$name", "$nick" },\n); |
| 240 | } |
| 241 | print " { 0, NULL, NULL }\n"; |
| 242 | print "};\n"; |
| 243 | } |
| 244 | } |
| 245 | } |