mLinux 4

1 files changed, 859 insertions, 0 deletions

diff --git a/scripts/lib/recipetool/create_buildsys.py b/scripts/lib/recipetool/create_buildsys.py
new file mode 100644
index 0000000..f84ec3d
--- /dev/null
+++ b/scripts/lib/recipetool/create_buildsys.py
@@ -0,0 +1,859 @@
+# Recipe creation tool - create command build system handlers
+#
+# Copyright (C) 2014-2016 Intel Corporation
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+import re
+import logging
+import glob
+from recipetool.create import RecipeHandler, validate_pv
+
+logger = logging.getLogger('recipetool')
+
+tinfoil = None
+plugins = None
+
+def plugin_init(pluginlist):
+    # Take a reference to the list so we can use it later
+    global plugins
+    plugins = pluginlist
+
+def tinfoil_init(instance):
+    global tinfoil
+    tinfoil = instance
+
+
+class CmakeRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'buildsystem' in handled:
+            return False
+
+        if RecipeHandler.checkfiles(srctree, ['CMakeLists.txt']):
+            classes.append('cmake')
+            values = CmakeRecipeHandler.extract_cmake_deps(lines_before, srctree, extravalues)
+            classes.extend(values.pop('inherit', '').split())
+            for var, value in values.iteritems():
+                lines_before.append('%s = "%s"' % (var, value))
+            lines_after.append('# Specify any options you want to pass to cmake using EXTRA_OECMAKE:')
+            lines_after.append('EXTRA_OECMAKE = ""')
+            lines_after.append('')
+            handled.append('buildsystem')
+            return True
+        return False
+
+    @staticmethod
+    def extract_cmake_deps(outlines, srctree, extravalues, cmakelistsfile=None):
+        # Find all plugins that want to register handlers
+        logger.debug('Loading cmake handlers')
+        handlers = []
+        for plugin in plugins:
+            if hasattr(plugin, 'register_cmake_handlers'):
+                plugin.register_cmake_handlers(handlers)
+
+        values = {}
+        inherits = []
+
+        if cmakelistsfile:
+            srcfiles = [cmakelistsfile]
+        else:
+            srcfiles = RecipeHandler.checkfiles(srctree, ['CMakeLists.txt'])
+
+        # Note that some of these are non-standard, but probably better to
+        # be able to map them anyway if we see them
+        cmake_pkgmap = {'alsa': 'alsa-lib',
+                        'aspell': 'aspell',
+                        'atk': 'atk',
+                        'bison': 'bison-native',
+                        'boost': 'boost',
+                        'bzip2': 'bzip2',
+                        'cairo': 'cairo',
+                        'cups': 'cups',
+                        'curl': 'curl',
+                        'curses': 'ncurses',
+                        'cvs': 'cvs',
+                        'drm': 'libdrm',
+                        'dbus': 'dbus',
+                        'dbusglib': 'dbus-glib',
+                        'egl': 'virtual/egl',
+                        'expat': 'expat',
+                        'flex': 'flex-native',
+                        'fontconfig': 'fontconfig',
+                        'freetype': 'freetype',
+                        'gettext': '',
+                        'git': '',
+                        'gio': 'glib-2.0',
+                        'giounix': 'glib-2.0',
+                        'glew': 'glew',
+                        'glib': 'glib-2.0',
+                        'glib2': 'glib-2.0',
+                        'glu': 'libglu',
+                        'glut': 'freeglut',
+                        'gobject': 'glib-2.0',
+                        'gperf': 'gperf-native',
+                        'gnutls': 'gnutls',
+                        'gtk2': 'gtk+',
+                        'gtk3': 'gtk+3',
+                        'gtk': 'gtk+3',
+                        'harfbuzz': 'harfbuzz',
+                        'icu': 'icu',
+                        'intl': 'virtual/libintl',
+                        'jpeg': 'jpeg',
+                        'libarchive': 'libarchive',
+                        'libiconv': 'virtual/libiconv',
+                        'liblzma': 'xz',
+                        'libxml2': 'libxml2',
+                        'libxslt': 'libxslt',
+                        'opengl': 'virtual/libgl',
+                        'openmp': '',
+                        'openssl': 'openssl',
+                        'pango': 'pango',
+                        'perl': '',
+                        'perllibs': '',
+                        'pkgconfig': '',
+                        'png': 'libpng',
+                        'pthread': '',
+                        'pythoninterp': '',
+                        'pythonlibs': '',
+                        'ruby': 'ruby-native',
+                        'sdl': 'libsdl',
+                        'sdl2': 'libsdl2',
+                        'subversion': 'subversion-native',
+                        'swig': 'swig-native',
+                        'tcl': 'tcl-native',
+                        'threads': '',
+                        'tiff': 'tiff',
+                        'wget': 'wget',
+                        'x11': 'libx11',
+                        'xcb': 'libxcb',
+                        'xext': 'libxext',
+                        'xfixes': 'libxfixes',
+                        'zlib': 'zlib',
+                        }
+
+        pcdeps = []
+        libdeps = []
+        deps = []
+        unmappedpkgs = []
+
+        proj_re = re.compile('project\s*\(([^)]*)\)', re.IGNORECASE)
+        pkgcm_re = re.compile('pkg_check_modules\s*\(\s*[a-zA-Z0-9-_]+\s*(REQUIRED)?\s+([^)\s]+)\s*\)', re.IGNORECASE)
+        pkgsm_re = re.compile('pkg_search_module\s*\(\s*[a-zA-Z0-9-_]+\s*(REQUIRED)?((\s+[^)\s]+)+)\s*\)', re.IGNORECASE)
+        findpackage_re = re.compile('find_package\s*\(\s*([a-zA-Z0-9-_]+)\s*.*', re.IGNORECASE)
+        findlibrary_re = re.compile('find_library\s*\(\s*[a-zA-Z0-9-_]+\s*(NAMES\s+)?([a-zA-Z0-9-_ ]+)\s*.*')
+        checklib_re = re.compile('check_library_exists\s*\(\s*([^\s)]+)\s*.*', re.IGNORECASE)
+        include_re = re.compile('include\s*\(\s*([^)\s]*)\s*\)', re.IGNORECASE)
+        subdir_re = re.compile('add_subdirectory\s*\(\s*([^)\s]*)\s*([^)\s]*)\s*\)', re.IGNORECASE)
+        dep_re = re.compile('([^ ><=]+)( *[<>=]+ *[^ ><=]+)?')
+
+        def find_cmake_package(pkg):
+            RecipeHandler.load_devel_filemap(tinfoil.config_data)
+            for fn, pn in RecipeHandler.recipecmakefilemap.iteritems():
+                splitname = fn.split('/')
+                if len(splitname) > 1:
+                    if splitname[0].lower().startswith(pkg.lower()):
+                        if splitname[1] == '%s-config.cmake' % pkg.lower() or splitname[1] == '%sConfig.cmake' % pkg or splitname[1] == 'Find%s.cmake' % pkg:
+                            return pn
+            return None
+
+        def interpret_value(value):
+            return value.strip('"')
+
+        def parse_cmake_file(fn, paths=None):
+            searchpaths = (paths or []) + [os.path.dirname(fn)]
+            logger.debug('Parsing file %s' % fn)
+            with open(fn, 'r') as f:
+                for line in f:
+                    line = line.strip()
+                    for handler in handlers:
+                        if handler.process_line(srctree, fn, line, libdeps, pcdeps, deps, outlines, inherits, values):
+                            continue
+                    res = include_re.match(line)
+                    if res:
+                        includefn = bb.utils.which(':'.join(searchpaths), res.group(1))
+                        if includefn:
+                            parse_cmake_file(includefn, searchpaths)
+                        else:
+                            logger.debug('Unable to recurse into include file %s' % res.group(1))
+                        continue
+                    res = subdir_re.match(line)
+                    if res:
+                        subdirfn = os.path.join(os.path.dirname(fn), res.group(1), 'CMakeLists.txt')
+                        if os.path.exists(subdirfn):
+                            parse_cmake_file(subdirfn, searchpaths)
+                        else:
+                            logger.debug('Unable to recurse into subdirectory file %s' % subdirfn)
+                        continue
+                    res = proj_re.match(line)
+                    if res:
+                        extravalues['PN'] = interpret_value(res.group(1).split()[0])
+                        continue
+                    res = pkgcm_re.match(line)
+                    if res:
+                        res = dep_re.findall(res.group(2))
+                        if res:
+                            pcdeps.extend([interpret_value(x[0]) for x in res])
+                        inherits.append('pkgconfig')
+                        continue
+                    res = pkgsm_re.match(line)
+                    if res:
+                        res = dep_re.findall(res.group(2))
+                        if res:
+                            # Note: appending a tuple here!
+                            item = tuple((interpret_value(x[0]) for x in res))
+                            if len(item) == 1:
+                                item = item[0]
+                            pcdeps.append(item)
+                        inherits.append('pkgconfig')
+                        continue
+                    res = findpackage_re.match(line)
+                    if res:
+                        origpkg = res.group(1)
+                        pkg = interpret_value(origpkg)
+                        found = False
+                        for handler in handlers:
+                            if handler.process_findpackage(srctree, fn, pkg, deps, outlines, inherits, values):
+                                logger.debug('Mapped CMake package %s via handler %s' % (pkg, handler.__class__.__name__))
+                                found = True
+                                break
+                        if found:
+                            continue
+                        elif pkg == 'Gettext':
+                            inherits.append('gettext')
+                        elif pkg == 'Perl':
+                            inherits.append('perlnative')
+                        elif pkg == 'PkgConfig':
+                            inherits.append('pkgconfig')
+                        elif pkg == 'PythonInterp':
+                            inherits.append('pythonnative')
+                        elif pkg == 'PythonLibs':
+                            inherits.append('python-dir')
+                        else:
+                            # Try to map via looking at installed CMake packages in pkgdata
+                            dep = find_cmake_package(pkg)
+                            if dep:
+                                logger.debug('Mapped CMake package %s to recipe %s via pkgdata' % (pkg, dep))
+                                deps.append(dep)
+                            else:
+                                dep = cmake_pkgmap.get(pkg.lower(), None)
+                                if dep:
+                                    logger.debug('Mapped CMake package %s to recipe %s via internal list' % (pkg, dep))
+                                    deps.append(dep)
+                                elif dep is None:
+                                    unmappedpkgs.append(origpkg)
+                        continue
+                    res = checklib_re.match(line)
+                    if res:
+                        lib = interpret_value(res.group(1))
+                        if not lib.startswith('$'):
+                            libdeps.append(lib)
+                    res = findlibrary_re.match(line)
+                    if res:
+                        libs = res.group(2).split()
+                        for lib in libs:
+                            if lib in ['HINTS', 'PATHS', 'PATH_SUFFIXES', 'DOC', 'NAMES_PER_DIR'] or lib.startswith(('NO_', 'CMAKE_', 'ONLY_CMAKE_')):
+                                break
+                            lib = interpret_value(lib)
+                            if not lib.startswith('$'):
+                                libdeps.append(lib)
+                    if line.lower().startswith('useswig'):
+                        deps.append('swig-native')
+                        continue
+
+        parse_cmake_file(srcfiles[0])
+
+        if unmappedpkgs:
+            outlines.append('# NOTE: unable to map the following CMake package dependencies: %s' % ' '.join(list(set(unmappedpkgs))))
+
+        RecipeHandler.handle_depends(libdeps, pcdeps, deps, outlines, values, tinfoil.config_data)
+
+        for handler in handlers:
+            handler.post_process(srctree, libdeps, pcdeps, deps, outlines, inherits, values)
+
+        if inherits:
+            values['inherit'] = ' '.join(list(set(inherits)))
+
+        return values
+
+
+class CmakeExtensionHandler(object):
+    '''Base class for CMake extension handlers'''
+    def process_line(self, srctree, fn, line, libdeps, pcdeps, deps, outlines, inherits, values):
+        '''
+        Handle a line parsed out of an CMake file.
+        Return True if you've completely handled the passed in line, otherwise return False.
+        '''
+        return False
+
+    def process_findpackage(self, srctree, fn, pkg, deps, outlines, inherits, values):
+        '''
+        Handle a find_package package parsed out of a CMake file.
+        Return True if you've completely handled the passed in package, otherwise return False.
+        '''
+        return False
+
+    def post_process(self, srctree, fn, pkg, deps, outlines, inherits, values):
+        '''
+        Apply any desired post-processing on the output
+        '''
+        return
+
+
+
+class SconsRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'buildsystem' in handled:
+            return False
+
+        if RecipeHandler.checkfiles(srctree, ['SConstruct', 'Sconstruct', 'sconstruct']):
+            classes.append('scons')
+            lines_after.append('# Specify any options you want to pass to scons using EXTRA_OESCONS:')
+            lines_after.append('EXTRA_OESCONS = ""')
+            lines_after.append('')
+            handled.append('buildsystem')
+            return True
+        return False
+
+
+class QmakeRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'buildsystem' in handled:
+            return False
+
+        if RecipeHandler.checkfiles(srctree, ['*.pro']):
+            classes.append('qmake2')
+            handled.append('buildsystem')
+            return True
+        return False
+
+
+class AutotoolsRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'buildsystem' in handled:
+            return False
+
+        autoconf = False
+        if RecipeHandler.checkfiles(srctree, ['configure.ac', 'configure.in']):
+            autoconf = True
+            values = AutotoolsRecipeHandler.extract_autotools_deps(lines_before, srctree, extravalues)
+            classes.extend(values.pop('inherit', '').split())
+            for var, value in values.iteritems():
+                lines_before.append('%s = "%s"' % (var, value))
+        else:
+            conffile = RecipeHandler.checkfiles(srctree, ['configure'])
+            if conffile:
+                # Check if this is just a pre-generated autoconf configure script
+                with open(conffile[0], 'r') as f:
+                    for i in range(1, 10):
+                        if 'Generated by GNU Autoconf' in f.readline():
+                            autoconf = True
+                            break
+
+        if autoconf and not ('PV' in extravalues and 'PN' in extravalues):
+            # Last resort
+            conffile = RecipeHandler.checkfiles(srctree, ['configure'])
+            if conffile:
+                with open(conffile[0], 'r') as f:
+                    for line in f:
+                        line = line.strip()
+                        if line.startswith('VERSION=') or line.startswith('PACKAGE_VERSION='):
+                            pv = line.split('=')[1].strip('"\'')
+                            if pv and not 'PV' in extravalues and validate_pv(pv):
+                                extravalues['PV'] = pv
+                        elif line.startswith('PACKAGE_NAME=') or line.startswith('PACKAGE='):
+                            pn = line.split('=')[1].strip('"\'')
+                            if pn and not 'PN' in extravalues:
+                                extravalues['PN'] = pn
+
+        if autoconf:
+            lines_before.append('')
+            lines_before.append('# NOTE: if this software is not capable of being built in a separate build directory')
+            lines_before.append('# from the source, you should replace autotools with autotools-brokensep in the')
+            lines_before.append('# inherit line')
+            classes.append('autotools')
+            lines_after.append('# Specify any options you want to pass to the configure script using EXTRA_OECONF:')
+            lines_after.append('EXTRA_OECONF = ""')
+            lines_after.append('')
+            handled.append('buildsystem')
+            return True
+
+        return False
+
+    @staticmethod
+    def extract_autotools_deps(outlines, srctree, extravalues=None, acfile=None):
+        import shlex
+
+        # Find all plugins that want to register handlers
+        logger.debug('Loading autotools handlers')
+        handlers = []
+        for plugin in plugins:
+            if hasattr(plugin, 'register_autotools_handlers'):
+                plugin.register_autotools_handlers(handlers)
+
+        values = {}
+        inherits = []
+
+        # Hardcoded map, we also use a dynamic one based on what's in the sysroot
+        progmap = {'flex': 'flex-native',
+                'bison': 'bison-native',
+                'm4': 'm4-native',
+                'tar': 'tar-native',
+                'ar': 'binutils-native',
+                'ranlib': 'binutils-native',
+                'ld': 'binutils-native',
+                'strip': 'binutils-native',
+                'libtool': '',
+                'autoconf': '',
+                'autoheader': '',
+                'automake': '',
+                'uname': '',
+                'rm': '',
+                'cp': '',
+                'mv': '',
+                'find': '',
+                'awk': '',
+                'sed': '',
+                }
+        progclassmap = {'gconftool-2': 'gconf',
+                'pkg-config': 'pkgconfig',
+                'python': 'pythonnative',
+                'python3': 'python3native',
+                'perl': 'perlnative',
+                'makeinfo': 'texinfo',
+                }
+
+        pkg_re = re.compile('PKG_CHECK_MODULES\(\s*\[?[a-zA-Z0-9_]*\]?,\s*\[?([^,\]]*)\]?[),].*')
+        pkgce_re = re.compile('PKG_CHECK_EXISTS\(\s*\[?([^,\]]*)\]?[),].*')
+        lib_re = re.compile('AC_CHECK_LIB\(\s*\[?([^,\]]*)\]?,.*')
+        libx_re = re.compile('AX_CHECK_LIBRARY\(\s*\[?[^,\]]*\]?,\s*\[?([^,\]]*)\]?,\s*\[?([a-zA-Z0-9-]*)\]?,.*')
+        progs_re = re.compile('_PROGS?\(\s*\[?[a-zA-Z0-9_]*\]?,\s*\[?([^,\]]*)\]?[),].*')
+        dep_re = re.compile('([^ ><=]+)( [<>=]+ [^ ><=]+)?')
+        ac_init_re = re.compile('AC_INIT\(\s*([^,]+),\s*([^,]+)[,)].*')
+        am_init_re = re.compile('AM_INIT_AUTOMAKE\(\s*([^,]+),\s*([^,]+)[,)].*')
+        define_re = re.compile('\s*(m4_)?define\(\s*([^,]+),\s*([^,]+)\)')
+
+        defines = {}
+        def subst_defines(value):
+            newvalue = value
+            for define, defval in defines.iteritems():
+                newvalue = newvalue.replace(define, defval)
+            if newvalue != value:
+                return subst_defines(newvalue)
+            return value
+
+        def process_value(value):
+            value = value.replace('[', '').replace(']', '')
+            if value.startswith('m4_esyscmd(') or value.startswith('m4_esyscmd_s('):
+                cmd = subst_defines(value[value.index('(')+1:-1])
+                try:
+                    if '|' in cmd:
+                        cmd = 'set -o pipefail; ' + cmd
+                    stdout, _ = bb.process.run(cmd, cwd=srctree, shell=True)
+                    ret = stdout.rstrip()
+                except bb.process.ExecutionError as e:
+                    ret = ''
+            elif value.startswith('m4_'):
+                return None
+            ret = subst_defines(value)
+            if ret:
+                ret = ret.strip('"\'')
+            return ret
+
+        # Since a configure.ac file is essentially a program, this is only ever going to be
+        # a hack unfortunately; but it ought to be enough of an approximation
+        if acfile:
+            srcfiles = [acfile]
+        else:
+            srcfiles = RecipeHandler.checkfiles(srctree, ['acinclude.m4', 'configure.ac', 'configure.in'])
+
+        pcdeps = []
+        libdeps = []
+        deps = []
+        unmapped = []
+
+        RecipeHandler.load_binmap(tinfoil.config_data)
+
+        def process_macro(keyword, value):
+            for handler in handlers:
+                if handler.process_macro(srctree, keyword, value, process_value, libdeps, pcdeps, deps, outlines, inherits, values):
+                    return
+            if keyword == 'PKG_CHECK_MODULES':
+                res = pkg_re.search(value)
+                if res:
+                    res = dep_re.findall(res.group(1))
+                    if res:
+                        pcdeps.extend([x[0] for x in res])
+                inherits.append('pkgconfig')
+            elif keyword == 'PKG_CHECK_EXISTS':
+                res = pkgce_re.search(value)
+                if res:
+                    res = dep_re.findall(res.group(1))
+                    if res:
+                        pcdeps.extend([x[0] for x in res])
+                inherits.append('pkgconfig')
+            elif keyword in ('AM_GNU_GETTEXT', 'AM_GLIB_GNU_GETTEXT', 'GETTEXT_PACKAGE'):
+                inherits.append('gettext')
+            elif keyword in ('AC_PROG_INTLTOOL', 'IT_PROG_INTLTOOL'):
+                deps.append('intltool-native')
+            elif keyword == 'AM_PATH_GLIB_2_0':
+                deps.append('glib-2.0')
+            elif keyword in ('AC_CHECK_PROG', 'AC_PATH_PROG', 'AX_WITH_PROG'):
+                res = progs_re.search(value)
+                if res:
+                    for prog in shlex.split(res.group(1)):
+                        prog = prog.split()[0]
+                        for handler in handlers:
+                            if handler.process_prog(srctree, keyword, value, prog, deps, outlines, inherits, values):
+                                return
+                        progclass = progclassmap.get(prog, None)
+                        if progclass:
+                            inherits.append(progclass)
+                        else:
+                            progdep = RecipeHandler.recipebinmap.get(prog, None)
+                            if not progdep:
+                                progdep = progmap.get(prog, None)
+                            if progdep:
+                                deps.append(progdep)
+                            elif progdep is None:
+                                if not prog.startswith('$'):
+                                    unmapped.append(prog)
+            elif keyword == 'AC_CHECK_LIB':
+                res = lib_re.search(value)
+                if res:
+                    lib = res.group(1)
+                    if not lib.startswith('$'):
+                        libdeps.append(lib)
+            elif keyword == 'AX_CHECK_LIBRARY':
+                res = libx_re.search(value)
+                if res:
+                    lib = res.group(2)
+                    if not lib.startswith('$'):
+                        header = res.group(1)
+                        libdeps.append((lib, header))
+            elif keyword == 'AC_PATH_X':
+                deps.append('libx11')
+            elif keyword in ('AX_BOOST', 'BOOST_REQUIRE'):
+                deps.append('boost')
+            elif keyword in ('AC_PROG_LEX', 'AM_PROG_LEX', 'AX_PROG_FLEX'):
+                deps.append('flex-native')
+            elif keyword in ('AC_PROG_YACC', 'AX_PROG_BISON'):
+                deps.append('bison-native')
+            elif keyword == 'AX_CHECK_ZLIB':
+                deps.append('zlib')
+            elif keyword in ('AX_CHECK_OPENSSL', 'AX_LIB_CRYPTO'):
+                deps.append('openssl')
+            elif keyword == 'AX_LIB_CURL':
+                deps.append('curl')
+            elif keyword == 'AX_LIB_BEECRYPT':
+                deps.append('beecrypt')
+            elif keyword == 'AX_LIB_EXPAT':
+                deps.append('expat')
+            elif keyword == 'AX_LIB_GCRYPT':
+                deps.append('libgcrypt')
+            elif keyword == 'AX_LIB_NETTLE':
+                deps.append('nettle')
+            elif keyword == 'AX_LIB_READLINE':
+                deps.append('readline')
+            elif keyword == 'AX_LIB_SQLITE3':
+                deps.append('sqlite3')
+            elif keyword == 'AX_LIB_TAGLIB':
+                deps.append('taglib')
+            elif keyword == 'AX_PKG_SWIG':
+                deps.append('swig')
+            elif keyword == 'AX_PROG_XSLTPROC':
+                deps.append('libxslt-native')
+            elif keyword == 'AX_WITH_CURSES':
+                deps.append('ncurses')
+            elif keyword == 'AX_PATH_BDB':
+                deps.append('db')
+            elif keyword == 'AX_PATH_LIB_PCRE':
+                deps.append('libpcre')
+            elif keyword == 'AC_INIT':
+                if extravalues is not None:
+                    res = ac_init_re.match(value)
+                    if res:
+                        extravalues['PN'] = process_value(res.group(1))
+                        pv = process_value(res.group(2))
+                        if validate_pv(pv):
+                            extravalues['PV'] = pv
+            elif keyword == 'AM_INIT_AUTOMAKE':
+                if extravalues is not None:
+                    if 'PN' not in extravalues:
+                        res = am_init_re.match(value)
+                        if res:
+                            if res.group(1) != 'AC_PACKAGE_NAME':
+                                extravalues['PN'] = process_value(res.group(1))
+                            pv = process_value(res.group(2))
+                            if validate_pv(pv):
+                                extravalues['PV'] = pv
+            elif keyword == 'define(':
+                res = define_re.match(value)
+                if res:
+                    key = res.group(2).strip('[]')
+                    value = process_value(res.group(3))
+                    if value is not None:
+                        defines[key] = value
+
+        keywords = ['PKG_CHECK_MODULES',
+                    'PKG_CHECK_EXISTS',
+                    'AM_GNU_GETTEXT',
+                    'AM_GLIB_GNU_GETTEXT',
+                    'GETTEXT_PACKAGE',
+                    'AC_PROG_INTLTOOL',
+                    'IT_PROG_INTLTOOL',
+                    'AM_PATH_GLIB_2_0',
+                    'AC_CHECK_PROG',
+                    'AC_PATH_PROG',
+                    'AX_WITH_PROG',
+                    'AC_CHECK_LIB',
+                    'AX_CHECK_LIBRARY',
+                    'AC_PATH_X',
+                    'AX_BOOST',
+                    'BOOST_REQUIRE',
+                    'AC_PROG_LEX',
+                    'AM_PROG_LEX',
+                    'AX_PROG_FLEX',
+                    'AC_PROG_YACC',
+                    'AX_PROG_BISON',
+                    'AX_CHECK_ZLIB',
+                    'AX_CHECK_OPENSSL',
+                    'AX_LIB_CRYPTO',
+                    'AX_LIB_CURL',
+                    'AX_LIB_BEECRYPT',
+                    'AX_LIB_EXPAT',
+                    'AX_LIB_GCRYPT',
+                    'AX_LIB_NETTLE',
+                    'AX_LIB_READLINE'
+                    'AX_LIB_SQLITE3',
+                    'AX_LIB_TAGLIB',
+                    'AX_PKG_SWIG',
+                    'AX_PROG_XSLTPROC',
+                    'AX_WITH_CURSES',
+                    'AX_PATH_BDB',
+                    'AX_PATH_LIB_PCRE',
+                    'AC_INIT',
+                    'AM_INIT_AUTOMAKE',
+                    'define(',
+                    ]
+
+        for handler in handlers:
+            handler.extend_keywords(keywords)
+
+        for srcfile in srcfiles:
+            nesting = 0
+            in_keyword = ''
+            partial = ''
+            with open(srcfile, 'r') as f:
+                for line in f:
+                    if in_keyword:
+                        partial += ' ' + line.strip()
+                        if partial.endswith('\\'):
+                            partial = partial[:-1]
+                        nesting = nesting + line.count('(') - line.count(')')
+                        if nesting == 0:
+                            process_macro(in_keyword, partial)
+                            partial = ''
+                            in_keyword = ''
+                    else:
+                        for keyword in keywords:
+                            if keyword in line:
+                                nesting = line.count('(') - line.count(')')
+                                if nesting > 0:
+                                    partial = line.strip()
+                                    if partial.endswith('\\'):
+                                        partial = partial[:-1]
+                                    in_keyword = keyword
+                                else:
+                                    process_macro(keyword, line.strip())
+                                break
+
+            if in_keyword:
+                process_macro(in_keyword, partial)
+
+        if extravalues:
+            for k,v in extravalues.items():
+                if v:
+                    if v.startswith('$') or v.startswith('@') or v.startswith('%'):
+                        del extravalues[k]
+                    else:
+                        extravalues[k] = v.strip('"\'').rstrip('()')
+
+        if unmapped:
+            outlines.append('# NOTE: the following prog dependencies are unknown, ignoring: %s' % ' '.join(list(set(unmapped))))
+
+        RecipeHandler.handle_depends(libdeps, pcdeps, deps, outlines, values, tinfoil.config_data)
+
+        for handler in handlers:
+            handler.post_process(srctree, libdeps, pcdeps, deps, outlines, inherits, values)
+
+        if inherits:
+            values['inherit'] = ' '.join(list(set(inherits)))
+
+        return values
+
+
+class AutotoolsExtensionHandler(object):
+    '''Base class for Autotools extension handlers'''
+    def process_macro(self, srctree, keyword, value, process_value, libdeps, pcdeps, deps, outlines, inherits, values):
+        '''
+        Handle a macro parsed out of an autotools file. Note that if you want this to be called
+        for any macro other than the ones AutotoolsRecipeHandler already looks for, you'll need
+        to add it to the keywords list in extend_keywords().
+        Return True if you've completely handled the passed in macro, otherwise return False.
+        '''
+        return False
+
+    def extend_keywords(self, keywords):
+        '''Adds keywords to be recognised by the parser (so that you get a call to process_macro)'''
+        return
+
+    def process_prog(self, srctree, keyword, value, prog, deps, outlines, inherits, values):
+        '''
+        Handle an AC_PATH_PROG, AC_CHECK_PROG etc. line
+        Return True if you've completely handled the passed in macro, otherwise return False.
+        '''
+        return False
+
+    def post_process(self, srctree, fn, pkg, deps, outlines, inherits, values):
+        '''
+        Apply any desired post-processing on the output
+        '''
+        return
+
+
+class MakefileRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'buildsystem' in handled:
+            return False
+
+        makefile = RecipeHandler.checkfiles(srctree, ['Makefile'])
+        if makefile:
+            lines_after.append('# NOTE: this is a Makefile-only piece of software, so we cannot generate much of the')
+            lines_after.append('# recipe automatically - you will need to examine the Makefile yourself and ensure')
+            lines_after.append('# that the appropriate arguments are passed in.')
+            lines_after.append('')
+
+            scanfile = os.path.join(srctree, 'configure.scan')
+            skipscan = False
+            try:
+                stdout, stderr = bb.process.run('autoscan', cwd=srctree, shell=True)
+            except bb.process.ExecutionError as e:
+                skipscan = True
+            if scanfile and os.path.exists(scanfile):
+                values = AutotoolsRecipeHandler.extract_autotools_deps(lines_before, srctree, acfile=scanfile)
+                classes.extend(values.pop('inherit', '').split())
+                for var, value in values.iteritems():
+                    if var == 'DEPENDS':
+                        lines_before.append('# NOTE: some of these dependencies may be optional, check the Makefile and/or upstream documentation')
+                    lines_before.append('%s = "%s"' % (var, value))
+                lines_before.append('')
+                for f in ['configure.scan', 'autoscan.log']:
+                    fp = os.path.join(srctree, f)
+                    if os.path.exists(fp):
+                        os.remove(fp)
+
+            self.genfunction(lines_after, 'do_configure', ['# Specify any needed configure commands here'])
+
+            func = []
+            func.append('# You will almost certainly need to add additional arguments here')
+            func.append('oe_runmake')
+            self.genfunction(lines_after, 'do_compile', func)
+
+            installtarget = True
+            try:
+                stdout, stderr = bb.process.run('make -n install', cwd=srctree, shell=True)
+            except bb.process.ExecutionError as e:
+                if e.exitcode != 1:
+                    installtarget = False
+            func = []
+            if installtarget:
+                func.append('# This is a guess; additional arguments may be required')
+                makeargs = ''
+                with open(makefile[0], 'r') as f:
+                    for i in range(1, 100):
+                        if 'DESTDIR' in f.readline():
+                            makeargs += " 'DESTDIR=${D}'"
+                            break
+                func.append('oe_runmake install%s' % makeargs)
+            else:
+                func.append('# NOTE: unable to determine what to put here - there is a Makefile but no')
+                func.append('# target named "install", so you will need to define this yourself')
+            self.genfunction(lines_after, 'do_install', func)
+
+            handled.append('buildsystem')
+        else:
+            lines_after.append('# NOTE: no Makefile found, unable to determine what needs to be done')
+            lines_after.append('')
+            self.genfunction(lines_after, 'do_configure', ['# Specify any needed configure commands here'])
+            self.genfunction(lines_after, 'do_compile', ['# Specify compilation commands here'])
+            self.genfunction(lines_after, 'do_install', ['# Specify install commands here'])
+
+
+class VersionFileRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'PV' not in extravalues:
+            # Look for a VERSION or version file containing a single line consisting
+            # only of a version number
+            filelist = RecipeHandler.checkfiles(srctree, ['VERSION', 'version'])
+            version = None
+            for fileitem in filelist:
+                linecount = 0
+                with open(fileitem, 'r') as f:
+                    for line in f:
+                        line = line.rstrip().strip('"\'')
+                        linecount += 1
+                        if line:
+                            if linecount > 1:
+                                version = None
+                                break
+                            else:
+                                if validate_pv(line):
+                                    version = line
+                if version:
+                    extravalues['PV'] = version
+                    break
+
+
+class SpecFileRecipeHandler(RecipeHandler):
+    def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
+        if 'PV' in extravalues and 'PN' in extravalues:
+            return
+        filelist = RecipeHandler.checkfiles(srctree, ['*.spec'], recursive=True)
+        pn = None
+        pv = None
+        for fileitem in filelist:
+            linecount = 0
+            with open(fileitem, 'r') as f:
+                for line in f:
+                    if line.startswith('Name:') and not pn:
+                        pn = line.split(':')[1].strip()
+                    if line.startswith('Version:') and not pv:
+                        pv = line.split(':')[1].strip()
+            if pv or pn:
+                if pv and not 'PV' in extravalues and validate_pv(pv):
+                    extravalues['PV'] = pv
+                if pn and not 'PN' in extravalues:
+                    extravalues['PN'] = pn
+                break
+
+def register_recipe_handlers(handlers):
+    # Set priorities with some gaps so that other plugins can insert
+    # their own handlers (so avoid changing these numbers)
+    handlers.append((CmakeRecipeHandler(), 50))
+    handlers.append((AutotoolsRecipeHandler(), 40))
+    handlers.append((SconsRecipeHandler(), 30))
+    handlers.append((QmakeRecipeHandler(), 20))
+    handlers.append((MakefileRecipeHandler(), 10))
+    handlers.append((VersionFileRecipeHandler(), -1))
+    handlers.append((SpecFileRecipeHandler(), -1))