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#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
path = File.dirname __FILE__
lib_path = File.join path, '..', 'lib', 'e17'
#
libraries = [
[ 'eina_types.h', 'eina'],
[ 'Eet.h', 'eet'],
[ 'Evas.h', 'evas'],
[ 'Evas_GL.h', 'evas'],
[ 'Edje.h', 'edje'],
[ 'Ecore.h', 'ecore'],
[ 'Ecore_Con.h', 'ecore'],
[ 'Ecore_Input.h', 'ecore'],
[ 'Ecore_Getopt.h', 'ecore'],
[ 'Ecore_Evas.h', 'ecore'],
[ 'Ecore_Fb.h', 'ecore'],
[ 'Ecore_File.h', 'ecore'],
[ 'Elementary.h', 'libelementary-ver-pre-svn-09.so.0' ],
]
#
INDENT=' '*8
#
HEADER =<<-EOF
#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
require 'e17/ffi_helper'
#
module E17
module MNAME
#
extend FFI::Library
extend FFIHelper
EOF
FOOTER =<<-EOF
end
end
#
# EOF
EOF
#
TYPES = {
'int' => ':int',
'char' => ':char',
'void' => ':void',
'long' => ':long',
'short' => ':short',
'float' => ':float',
'pid_t' => ':ulong',
'size_t' => ':ulong',
'double' => ':double',
'long int' => ':long',
'long long' => ':long_long',
'unsigned int' => ':uint',
'unsigned char' => ':uchar',
'unsigned short' => ':ushort',
'unsigned long long' => ':ulong_long',
'int *' => ':int_p',
'void *' => ':void_p',
'short *' => ':short_p',
'float *' => ':float_p',
'size_t *' => ':ulong_p',
'double *' => ':double_p',
'unsigned int *' => ':uint_p',
'unsigned char *' => ':uchar_p',
'char *' => ':string', # FIXME ?!?!
'char **' => ':string_array', # FIXME ?!?!
'char ***' => ':string_array_p', # FIXME ?!?!
'fd_set *' => ':pointer',
'FILE *' => ':pointer',
'va_list' => ':pointer', # FIXME ?!?!
'struct tm *' => ':pointer',
'struct timeval *' => ':pointer',
'struct sockaddr *' => ':pointer',
# E17 BASE TYPES
# 'Eina_Bool' => ':bool',
# 'Eina_Bool *' => ':bool_p',
'Eina_List' => ':eina_list',
'Eina_List *' => ':eina_list_p',
'Eina_Hash' => ':eina_hash',
'Eina_Hash *' => ':eina_hash_p',
'Eina_Iterator' => ':eina_iterator',
'Eina_Iterator *' => ':eina_iterator_p',
'Eina_Accessor' => ':eina_accessor',
'Eina_Accessor *' => ':eina_accessor_p',
}
#
def set_type t, v, cb=false
v = v.downcase.gsub(/(const|enum|union)/,'').strip
if not TYPES[t].nil?
puts "type already exists >#{t}< #{v}"
exit 1
end
r = TYPES[v]
v =r[1..-1] if not r.nil?
TYPES[t]=':'+v
if cb
TYPES[t+' *']=':'+v
else
TYPES[t+' *']=':'+v+'_p'
TYPES[t+' **']=':'+v+'_pp'
TYPES[t+' ***']=':'+v+'_ppp'
end
end
#
def get_type t
k = t.gsub(/(const|enum|union)/, '').strip
k.sub!(/\*/,' *') if k=~/\w+\*/
r = TYPES[k]
if r.nil?
puts "unknown type >#{k}< #{t}"
exit 1
end
r
end
#
def get_type_from_arg arg
if arg=~ /^\s*void\s*$/
return get_type 'void'
end
if arg =~ /\.\.\./
return '... FIXME'
end
k = arg.gsub(/const/,'').gsub(/\s{2,}/,' ').strip
# if not k=~/^((?:\w+\s)+\**)\s?(\w+)$/
if not k=~/(.*?)(\w+)$/
puts "wrong arg >#{k}< #{arg}"
exit 1
end
get_type $1
end
#
def wrap_text txt, col, indent
txt.gsub( /(.{1,#{col}})(?: +|$\n?)|(.{1,#{col}})/,"\\1\\2\n#{indent}").sub(/\n\s+$/,'')
end
#
def gen_enums path, indent
r = ''
open(path+'-enums','r').readlines.each do |l|
l.strip!
if not l=~/(typedef enum(?: \w+)?) {([A-Z0-9_ ,]+)} (\w+);/
r << indent+"# #{l}\n#{indent}# FIXME\n"
next
end
typedef = $1
values = $2
typename = $3
set_type typename, typename
# args = values.split(',').collect { |cst| ':'+cst.strip.downcase }.join ', '
args = values.split(',').collect { |cst| ':'+cst.strip.downcase.sub(typename.downcase+'_','') }.join ', '
r << indent+"# #{typedef} {...} #{typename};\n"
r << wrap_text( indent+"enum :#{typename.downcase}, [ #{args} ]", 150, indent+' '*4 )+"\n"
end
r
end
#
def gen_typedefs path, indent
r = ''
open(path+'-types','r').readlines.each do |l|
l.strip!
if l=~/typedef struct _\w+ (\w+);/
t = $1
set_type t, t
r << indent+"# #{l}\n"
r << indent+"typedef :pointer, :#{t.downcase}\n"
r << indent+"typedef :pointer, :#{t.downcase}_p\n"
elsif l =~/typedef ((?:\w+\**\s)+)(\w+);/
t = $2
v = $1
set_type t, v
r << indent+"# #{l}\n"
r << indent+"typedef :#{v.downcase}, :#{t.downcase}\n"
# r << indent+"typedef :#{v.downcase}, :#{t.downcase}_p\n"
else
r << indent+"# #{l}\n#{indent}# FIXME\n"
next
end
end
r
end
#
def gen_callbacks path, indent
r = ''
open(path+'-callbacks','r').readlines.each do |l|
l.strip!
if not l=~/^\s*typedef\s+([a-zA-Z0-9_\* ]+?)\s+\**((?:\(\*)?\w+\)?)\s*\((.*)\);\s*$/
r << indent+"# #{l}\n#{indent}# FIXME\n"
next
end
ret = $1
name = $2
args = $3.split(',').collect { |arg| get_type_from_arg arg }.join ', '
k = name.sub(/\(/,'').sub(/\)/,'').sub(/\*/,'')
t = name.downcase.sub(/\(/,'').sub(/\)/,'').sub(/\*/,'')
set_type k, t, true
r << indent+"# #{l}\n"
r << wrap_text(indent+"callback :#{t}, [ #{args} ], #{get_type ret}", 150, indent+' '*4 )+"\n"
end
r
end
#
def gen_functions path, indent
r = ''
r << indent+"fcts = [\n"
open(path+'-functions','r').readlines.each do |l|
l.strip!
if not l=~ /EAPI ([a-zA-Z0-9_\* ]+?)(\w+) ?\(([a-zA-Z0-9_ \*,\.]+)\)( *[A-Z]{2,})?/
r << indent+"# #{l}\n#{indent}# FIXME\n"
next
end
ret = $1
func = $2.downcase
args = $3.split(',').collect { |arg| get_type_from_arg arg }.join ', '
r << indent+"# #{l}\n"
r << wrap_text(indent+"[ :#{func}, [ #{args} ], #{get_type ret} ],", 150, indent+' '*4)+"\n"
end
r << indent+"]\n"
r
end
#
libraries.each do |header,lib|
module_name = header[0..-3].sub(/_/,'')
base = File.join path, 'api', header
dir = File.join lib_path, header[0..-3].split('_').first.downcase
Dir.mkdir dir unless Dir.exists? dir
output = File.join dir, "#{header[0..-3].downcase}-defs.rb"
puts "generate #{output}"
open(output,'w:utf-8') do |f|
f << HEADER.sub(/MNAME/,module_name)
f << "#{INDENT}#\n#{INDENT}# ENUMS\n"
f << gen_enums(base, INDENT)
f << "#{INDENT}#\n#{INDENT}# TYPEDEFS\n"
f << gen_typedefs(base, INDENT)
f << "#{INDENT}#\n#{INDENT}# CALLBACKS\n"
f << gen_callbacks(base, INDENT)
f << FOOTER
end
output = File.join dir, "#{header[0..-3].downcase}-funcs.rb"
puts "generate #{output}"
open(output,'w:utf-8') do |f|
f << HEADER.sub(/MNAME/,module_name)
f << "#{INDENT}#\n#{INDENT}ffi_lib '#{lib}'\n"
f << "#{INDENT}#\n#{INDENT}# FUNCTIONS\n"
f << gen_functions(base, INDENT)
f << "#{INDENT}#\n#{INDENT}attach_fcts fcts\n"
f << "#{INDENT}#\n#{INDENT}create_aliases '#{module_name.downcase}_'.length, fcts\n#{INDENT}#\n"
f << FOOTER
end
end
#
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