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* tool/compile_prelude.rb: use simple template system for source

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code generation.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13928 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2007-11-15 03:26:20 +00:00
parent af2ab37334
commit 3b37c74564
2 changed files with 43 additions and 32 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Nov 15 12:24:39 2007 Tanaka Akira <akr@fsij.org>
* tool/compile_prelude.rb: use simple template system for source
code generation.
Thu Nov 15 12:19:14 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/cgi/session.rb (CGI::Session::FileStore::restore): use

70
tool/compile_prelude.rb
View file

@ -51,51 +51,57 @@ lines_list = preludes.map {|filename|
[setup_lines, lines]
}
open(outfile, 'w'){|f|
f.puts <<'EOS__'
def serb(str, var)
result = ''
str.each_line {|line|
if /\A!/ =~ line
result << $'
else
line.split(/(<%.*?%>)/).each {|x|
if /\A<%(.*)%>\z/ =~ x
result << "#{var} << (#{$1}).to_s\n"
else
result << "#{var} << #{x.dump}\n"
end
}
end
}
result
end
tmp = ''
eval(serb(<<'EOS', 'tmp'))
#include "ruby/ruby.h"
#include "vm_core.h"
EOS__
preludes.zip(lines_list).each_with_index {|(prelude, (setup_lines, lines)), i|
f.puts <<EOS__
static const char prelude_name#{i}[] = "#{File.basename(prelude)}";
static const char prelude_code#{i}[] =
#{(setup_lines+lines).join("\n")}
! preludes.zip(lines_list).each_with_index {|(prelude, (setup_lines, lines)), i|
static const char prelude_name<%i%>[] = <%c_esc(File.basename(prelude))%>;
static const char prelude_code<%i%>[] =
! (setup_lines+lines).each {|line|
<%line%>
! }
;
EOS__
}
f.puts <<'EOS__'
! }
void
Init_prelude(void)
{
EOS__
lines_list.each_with_index {|(setup_lines, lines), i|
f.puts <<EOS__
! lines_list.each_with_index {|(setup_lines, lines), i|
rb_iseq_eval(rb_iseq_compile(
rb_str_new(prelude_code#{i}, sizeof(prelude_code#{i}) - 1),
rb_str_new(prelude_name#{i}, sizeof(prelude_name#{i}) - 1),
INT2FIX(#{1-setup_lines.length})));
rb_str_new(prelude_code<%i%>, sizeof(prelude_code<%i%>) - 1),
rb_str_new(prelude_name<%i%>, sizeof(prelude_name<%i%>) - 1),
INT2FIX(<%1-setup_lines.length%>)));
EOS__
}
f.puts <<EOS__
! }
#if 0
EOS__
preludes.length.times {|i|
f.puts <<EOS__
puts(prelude_code#{i});
EOS__
}
f.puts <<EOS__
! preludes.length.times {|i|
puts(prelude_code<%i%>);
! }
#endif
EOS__
f.puts <<'EOS__'
}
EOS__
EOS
open(outfile, 'w'){|f|
f << tmp
}