f0175e1ff6
2005-03-07 Matthias Clasen <mclasen@redhat.com> * io-xpm.c: Use a generated table of offsets into a big const string to avoid relocations in the rgb color table. (#168901, Tommi Komulainen) * gen-color-table.pl: Script to generate the table, copied from Owen Taylors script by the same name in Pango. * xpm-color-table.h: The generated table.
75 lines
1.2 KiB
Perl
Executable File
75 lines
1.2 KiB
Perl
Executable File
#!/usr/bin/perl -w
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if (@ARGV != 1) {
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die "Usage: gen-color-table.pl rgb.txt > xpm-color-table.h\n";
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}
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open IN, $ARGV[0] || die "Cannot open $ARGV[0]: $!\n";
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@colors = ();
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while (defined($_ = <IN>)) {
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next if /^!/;
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if (!/^\s*([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+(.*\S)\s+$/) {
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die "Cannot parse line $_";
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}
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push @colors, [$1, $2, $3, $4];
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}
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@colors = sort { lc($a->[3]) cmp lc($b->[3]) } @colors;
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$offset = 0;
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$date = gmtime;
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print <<EOT;
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/* xpm-color-table.h: Generated by gen-color-table.pl from rgb.txt
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*
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* Date: $date
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*
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* Do not edit.
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*/
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static const char color_names[] =
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EOT
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for $color (@colors) {
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$name = $color->[3];
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if ($offset != 0) {
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print qq(\n);
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}
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print qq( "$name\\0");
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$color->[4] = $offset;
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$offset += length($name) + 1;
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}
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print ";\n\n";
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print <<EOT;
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typedef struct {
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guint16 name_offset;
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guchar red;
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guchar green;
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guchar blue;
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} XPMColorEntry;
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static const XPMColorEntry xColors[] = {
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EOT
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$i = 0;
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for $color (@colors) {
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$red = $color->[0];
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$green = $color->[1];
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$blue = $color->[2];
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$offset = $color->[4];
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if ($i != 0) {
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print ",\n";
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}
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print " { $offset, $red, $green, $blue }";
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$i++;
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}
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print "\n};\n";
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