Renamed generators to backends.

1 files changed, 0 insertions, 720 deletions

diff --git a/generators.py b/generators.py
deleted file mode 100755
index 0a3c589..0000000
--- a/generators.py
+++ /dev/null
@@ -1,720 +0,0 @@
-#!/usr/bin/python3 -tt
-
-# Copyright 2012 Jussi Pakkanen
-
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-
-#     http://www.apache.org/licenses/LICENSE-2.0
-
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import os, stat, re, pickle
-import interpreter, nodes
-import environment
-from meson_install import InstallData
-
-def shell_quote(cmdlist):
-    return ["'" + x + "'" for x in cmdlist]
-
-def ninja_quote(text):
-    return text.replace(' ', '$ ')
-
-def do_conf_file(src, dst, variables):
-    data = open(src).readlines()
-    regex = re.compile('@(.*?)@')
-    result = []
-    for line in data:
-        match = re.search(regex, line)
-        while match:
-            varname = match.group(1)
-            if varname in variables:
-                var = variables[varname]
-                if isinstance(var, str):
-                    pass
-                elif isinstance(var, nodes.StringStatement):
-                    var = var.get_value()
-                else:
-                    raise RuntimeError('Tried to replace a variable with something other than a string.')
-            else:
-                var = ''
-            line = line.replace('@' + varname + '@', var)
-            match = re.search(regex, line)
-        result.append(line)
-    open(dst, 'w').writelines(result)
-
-
-class Generator():
-    def __init__(self, build, interp):
-        self.build = build
-        self.environment = build.environment
-        self.interpreter = interp
-        self.processed_targets = {}
-        self.build_to_src = os.path.relpath(self.environment.get_source_dir(),
-                                            self.environment.get_build_dir())
-
-    def get_compiler_for_source(self, src):
-        for i in self.build.compilers:
-            if i.can_compile(src):
-                return i
-        raise RuntimeError('No specified compiler can handle file ' + src)
-
-    def get_target_filename(self, target):
-        targetdir = self.get_target_dir(target)
-        filename = os.path.join(targetdir, target.get_filename())
-        return filename
-
-    def get_target_dir(self, target):
-        dirname = target.get_subdir()
-        os.makedirs(os.path.join(self.environment.get_build_dir(), dirname), exist_ok=True)
-        return dirname
-    
-    def get_target_private_dir(self, target):
-        dirname = os.path.join(self.get_target_dir(target), target.get_basename() + '.dir')
-        os.makedirs(os.path.join(self.environment.get_build_dir(), dirname), exist_ok=True)
-        return dirname
-
-    def generate_target(self, target, outfile):
-        name = target.get_basename()
-        if name in self.processed_targets:
-            return
-        self.process_target_dependencies(target, outfile)
-        print('Generating target', name)
-        outname = self.get_target_filename(target)
-        obj_list = []
-        if target.has_pch():
-            self.generate_pch(target, outfile)
-        for src in target.get_sources():
-            obj_list.append(self.generate_single_compile(target, outfile, src))
-        self.generate_link(target, outfile, outname, obj_list)
-        self.generate_shlib_aliases(target, self.get_target_dir(target), outfile)
-        self.processed_targets[name] = True
-
-    def process_target_dependencies(self, target, outfile):
-        for t in target.get_dependencies():
-            tname = t.get_basename()
-            if not tname in self.processed_targets:
-                self.generate_target(t, outfile)
-
-    def get_pch_include_args(self, compiler, target):
-        args = []
-        pchpath = self.get_target_private_dir(target)
-        includearg = compiler.get_include_arg(pchpath)
-        for p in target.get_pch():
-            if compiler.can_compile(p):
-                args.append('-include')
-                args.append(os.path.split(p)[-1])
-        if len(args) > 0:
-            args = [includearg] + args
-        return args
-
-    def generate_basic_compiler_flags(self, target, compiler):
-        commands = []
-        commands += self.build.get_global_flags(compiler)
-        commands += target.get_extra_args(compiler.get_language())
-        if self.environment.options.buildtype != 'plain':
-            commands += compiler.get_debug_flags()
-        if self.environment.options.buildtype == 'optimized':
-            commands += compiler.get_std_opt_flags()
-        if self.environment.options.coverage:
-            commands += compiler.get_coverage_flags()
-        commands += compiler.get_std_warn_flags()
-        if isinstance(target, interpreter.SharedLibrary):
-            commands += compiler.get_pic_flags()
-        for dep in target.get_external_deps():
-            commands += dep.get_compile_flags()
-        return commands
-
-    def build_target_link_arguments(self, deps):
-        args = []
-        for d in deps:
-            if not isinstance(d, interpreter.StaticLibrary) and\
-            not isinstance(d, interpreter.SharedLibrary):
-                raise RuntimeError('Tried to link with a non-library target "%s".' % d.get_basename())
-            fname = self.get_target_filename(d)
-            fname = './' + fname # Hack to make ldd find the library.
-            args.append(fname)
-        return args
-
-    def generate_configure_files(self):
-        for cf in self.build.get_configure_files():
-            infile = os.path.join(self.environment.get_source_dir(),
-                                  cf.get_subdir(),
-                                  cf.get_source_name())
-            outdir = os.path.join(self.environment.get_build_dir(),
-                                   cf.get_subdir())
-            os.makedirs(outdir, exist_ok=True)
-            outfile = os.path.join(outdir, cf.get_target_name())
-            do_conf_file(infile, outfile, self.interpreter.get_variables())
-
-class NinjaGenerator(Generator):
-
-    def __init__(self, build, interp):
-        Generator.__init__(self, build, interp)
-        self.ninja_filename = 'build.ninja'
-
-    def generate(self):
-        outfilename = os.path.join(self.environment.get_build_dir(), self.ninja_filename)
-        outfile = open(outfilename, 'w')
-        self.generate_configure_files()
-        outfile.write('# This is the build file for project "%s"\n' % self.build.get_project())
-        outfile.write('# It is autogenerated. Do not edit by hand.\n\n')
-        self.generate_rules(outfile)
-        outfile.write('# Build rules for targets\n\n')
-        [self.generate_target(t, outfile) for t in self.build.get_targets().values()]
-        outfile.write('# Test rules\n\n')
-        self.generate_tests(outfile)
-        outfile.write('# Install rules\n\n')
-        self.generate_install(outfile)
-        if self.environment.options.coverage:
-            outfile.write('# Coverage rules\n\n')
-            self.generate_coverage_rules(outfile)
-        outfile.write('# Suffix\n\n')
-        self.generate_ending(outfile)
-
-    def generate_coverage_rules(self, outfile):
-        (gcovr_exe, lcov_exe, genhtml_exe) = environment.find_coverage_tools()
-        added_rule = False
-        if gcovr_exe:
-            added_rule = True
-            xmlbuild = 'build coverage-xml: CUSTOM_COMMAND\n'
-            xmlcommand = " COMMAND = '%s' -x -r '%s' -o coverage.xml\n\n" %\
-                (ninja_quote(gcovr_exe), ninja_quote(self.environment.get_build_dir()))
-            outfile.write(xmlbuild)
-            outfile.write(xmlcommand)
-            textbuild = 'build coverage-text: CUSTOM_COMMAND\n'
-            textcommand = " COMMAND = '%s' -r '%s' -o coverage.txt\n\n" %\
-                (ninja_quote(gcovr_exe), ninja_quote(self.environment.get_build_dir()))
-            outfile.write(textbuild)
-            outfile.write(textcommand)
-        if lcov_exe and genhtml_exe:
-            added_rule = True
-            phony = 'build coverage-html: phony coveragereport/index.html\n'
-            htmlbuild = 'build coveragereport/index.html: CUSTOM_COMMAND\n'
-            lcov_command = "'%s' --directory '%s' --capture --output-file coverage.info --no-checksum" %\
-                (ninja_quote(lcov_exe), ninja_quote(self.environment.get_build_dir()))
-            genhtml_command = "'%s' --prefix='%s' --output-directory coveragereport --title='Code coverage' --legend --show-details coverage.info" %\
-                (ninja_quote(genhtml_exe), ninja_quote(self.environment.get_build_dir()))
-            command = ' COMMAND = %s && %s\n\n' % (lcov_command, genhtml_command)
-            outfile.write(phony)
-            outfile.write(htmlbuild)
-            outfile.write(command)
-        if not added_rule:
-            print('Warning: coverage requested but neither gcovr nor lcov/genhtml found.')
-
-    def generate_install(self, outfile):
-        script_root = self.environment.get_script_dir()
-        install_script = os.path.join(script_root, 'meson_install.py')
-        install_data_file = os.path.join(self.environment.get_scratch_dir(), 'install.dat')
-        depfixer = os.path.join(script_root, 'depfixer.py')
-        d = InstallData(self.environment.get_prefix(), depfixer, './') # Fixme
-
-        outfile.write('build install: CUSTOM_COMMAND | all\n')
-        outfile.write(" COMMAND = '%s' '%s'\n\n" % (ninja_quote(install_script), ninja_quote(install_data_file)))
-        self.generate_target_install(d)
-        self.generate_header_install(d)
-        self.generate_man_install(d)
-        self.generate_data_install(d)
-        ofile = open(install_data_file, 'wb')
-        pickle.dump(d, ofile)
-
-    def generate_target_install(self, d):
-        libdir = self.environment.get_libdir()
-        bindir = self.environment.get_bindir()
-
-        should_strip = self.environment.options.strip
-        for t in self.build.get_targets().values():
-            if t.should_install():
-                if isinstance(t, interpreter.Executable):
-                    outdir = bindir
-                else:
-                    outdir = libdir
-                i = [self.get_target_filename(t), outdir, t.get_aliaslist(), should_strip]
-                d.targets.append(i)
-
-    def generate_header_install(self, d):
-        incroot = self.environment.get_includedir()
-        headers = self.build.get_headers()
-
-        for h in headers:
-            outdir = os.path.join(incroot, h.get_subdir())
-            for f in h.get_sources():
-                abspath = os.path.join(self.environment.get_source_dir(), f) # FIXME
-                i = [abspath, outdir]
-                d.headers.append(i)
-
-    def generate_man_install(self, d):
-        manroot = self.environment.get_mandir()
-        man = self.build.get_man()
-        for m in man:
-            for f in m.get_sources():
-                num = f.split('.')[-1]
-                subdir = 'man' + num
-                srcabs = os.path.join(self.environment.get_source_dir(), f)
-                dstabs = os.path.join(manroot, 
-                                      os.path.join(subdir, f + '.gz'))
-                i = [srcabs, dstabs]
-                d.man.append(i)
-
-    def generate_data_install(self, d):
-        dataroot = self.environment.get_datadir()
-        data = self.build.get_data()
-        for de in data:
-            subdir = os.path.join(dataroot, de.get_subdir())
-            for f in de.get_sources():
-                srcabs = os.path.join(self.environment.get_source_dir(), f)
-                dstabs = os.path.join(subdir, f)
-                i = [srcabs, dstabs]
-                d.data.append(i)
-
-    def generate_tests(self, outfile):
-        script_root = self.environment.get_script_dir()
-        test_script = os.path.join(script_root, 'meson_test.py')
-        test_data = os.path.join(self.environment.get_scratch_dir(), 'meson_test_setup.dat')
-        outfile.write('build test: CUSTOM_COMMAND\n')
-        outfile.write(' COMMAND = \'%s\' \'%s\'\n\n' % (ninja_quote(test_script), ninja_quote(test_data)))
-        datafile = open(test_data, 'w')
-        for t in self.build.get_tests():
-            datafile.write(self.get_target_filename(t.get_exe()) + '\n')
-        datafile.close()
-
-    def generate_rules(self, outfile):
-        outfile.write('# Rules for compiling.\n\n')
-        self.generate_compile_rules(outfile)
-        outfile.write('# Rules for linking.\n\n')
-        self.generate_static_link_rules(outfile)
-        self.generate_dynamic_link_rules(outfile)
-        outfile.write('# Other rules\n\n')
-        outfile.write('rule CUSTOM_COMMAND\n')
-        outfile.write(' command = $COMMAND\n')
-        outfile.write(' restat = 1\n\n')
-        outfile.write('rule REGENERATE_BUILD\n')
-        c = (ninja_quote(self.environment.get_build_command()),
-             ninja_quote(self.environment.get_source_dir()),
-             ninja_quote(self.environment.get_build_dir()))
-        outfile.write(" command = '%s' '%s' '%s' -G ninja\n" % c)
-        outfile.write(' description = Regenerating build files\n')
-        outfile.write(' generator = 1\n\n')
-
-    def generate_static_link_rules(self, outfile):
-        static_linker = self.build.static_linker
-        rule = 'rule STATIC_LINKER\n'
-        command = ' command = %s  $LINK_FLAGS $out $in\n' % \
-        ' '.join(static_linker.get_exelist())
-        description = ' description = Static linking library $out\n\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-
-    def generate_dynamic_link_rules(self, outfile):
-        for compiler in self.build.compilers:
-            langname = compiler.get_language()
-            rule = 'rule %s_LINKER\n' % langname
-            command = ' command = %s $FLAGS  %s $out $in $LINK_FLAGS $aliasing\n' % \
-            (' '.join(compiler.get_exelist()),\
-             ' '.join(compiler.get_output_flags()))
-            description = ' description = Linking target $out'
-            outfile.write(rule)
-            outfile.write(command)
-            outfile.write(description)
-            outfile.write('\n')
-        outfile.write('\n')
-
-    def generate_compile_rules(self, outfile):
-        for compiler in self.build.compilers:
-            langname = compiler.get_language()
-            rule = 'rule %s_COMPILER\n' % langname
-            depflags = compiler.get_dependency_gen_flags('$out', '$DEPFILE')
-            command = " command = %s $FLAGS %s %s $out %s $in\n" % \
-            (' '.join(compiler.get_exelist()),\
-             ' '.join(['\'%s\''% d for d in depflags]),\
-             ' '.join(compiler.get_output_flags()),\
-             ' '.join(compiler.get_compile_only_flags()))
-            description = ' description = Compiling %s object $out\n' % langname
-            dep = ' depfile = $DEPFILE\n'
-            outfile.write(rule)
-            outfile.write(command)
-            outfile.write(dep)
-            outfile.write(description)
-            outfile.write('\n')
-        outfile.write('\n')
-
-    def generate_single_compile(self, target, outfile, src):
-        compiler = self.get_compiler_for_source(src)
-        commands = self.generate_basic_compiler_flags(target, compiler)
-        abs_src = os.path.join(self.build_to_src, target.get_source_subdir(), src)
-        abs_obj = os.path.join(self.get_target_private_dir(target), src)
-        abs_obj += '.' + self.environment.get_object_suffix()
-        dep_file = abs_obj + '.' + compiler.get_depfile_suffix()
-        pchlist = target.get_pch()
-        if len(pchlist) == 0:
-            pch_dep = ''
-        else:
-            arr = []
-            for pch in pchlist:
-                i = os.path.join(self.get_target_private_dir(target),
-                                  os.path.split(pch)[-1] + '.' + compiler.get_pch_suffix())
-                arr.append(i)
-            pch_dep = '|| ' + ' '.join([ninja_quote(i) for i in arr])
-        for i in target.get_include_dirs():
-            basedir = i.get_curdir()
-            for d in i.get_incdirs():
-                expdir =  os.path.join(basedir, d)
-                fulldir = os.path.join(self.environment.get_source_dir(), expdir)
-                barg = compiler.get_include_arg(expdir)
-                sarg = compiler.get_include_arg(fulldir)
-                commands.append(barg)
-                commands.append(sarg)
-        commands += self.get_pch_include_args(compiler, target)
-        compiler_name = '%s_COMPILER' % compiler.get_language()
-        build = 'build %s: %s %s %s\n' % \
-        (ninja_quote(abs_obj), compiler_name, ninja_quote(abs_src),
-         pch_dep)
-        dep = ' DEPFILE = %s\n' % dep_file
-        flags = ' FLAGS = %s\n\n' % ' '.join(["'" + ninja_quote(t) + "'" for t in commands])
-        outfile.write(build)
-        outfile.write(dep)
-        outfile.write(flags)
-        return abs_obj
-
-    def generate_pch(self, target, outfile):
-        for pch in target.get_pch():
-            if '/' not in pch:
-                raise interpreter.InvalidArguments('Precompiled header of "%s" must not be in the same direcotory as source, please put it in a subdirectory.' % target.get_basename())
-            compiler = self.get_compiler_for_source(pch)
-            commands = []
-            commands += self.generate_basic_compiler_flags(target, compiler)
-            src = os.path.join(self.build_to_src, target.get_source_subdir(), pch)
-            dst = os.path.join(self.get_target_private_dir(target),
-                                  os.path.split(pch)[-1] + '.' + compiler.get_pch_suffix())
-            dep = dst + '.' + compiler.get_depfile_suffix()
-            build = 'build %s: %s %s\n' % (ninja_quote(dst), 
-                                           ninja_quote(compiler.get_language() + '_COMPILER'),
-                                           ninja_quote(src))
-            flags = ' FLAGS = %s\n' % ' '.join([ninja_quote(t) for t in commands])
-            depfile = ' DEPFILE = %s\n\n' % ninja_quote(dep)
-            outfile.write(build)
-            outfile.write(flags)
-            outfile.write(depfile)
-
-    def generate_link(self, target, outfile, outname, obj_list):
-        if isinstance(target, interpreter.StaticLibrary):
-            linker = self.build.static_linker
-            linker_base = 'STATIC'
-        else:
-            linker = self.build.compilers[0]
-            linker_base = linker.get_language() # Fixme.
-        linker_rule = linker_base + '_LINKER'
-        commands = []
-        if isinstance(target, interpreter.Executable):
-            commands += linker.get_std_exe_link_flags()
-        elif isinstance(target, interpreter.SharedLibrary):
-            commands += linker.get_std_shared_lib_link_flags()
-            commands += linker.get_pic_flags()
-        elif isinstance(target, interpreter.StaticLibrary):
-            commands += linker.get_std_link_flags()
-        else:
-            raise RuntimeError('Unknown build target type.')
-        for dep in target.get_external_deps():
-            commands += dep.get_link_flags()
-        dependencies = target.get_dependencies()
-        commands += self.build_target_link_arguments(dependencies)
-        if self.environment.options.coverage:
-            commands += linker.get_coverage_link_flags()
-        if len(dependencies) == 0:
-            dep_targets = ''
-        else:
-            dep_targets = '| ' + ' '.join([ninja_quote(self.get_target_filename(t)) for t in dependencies])
-        build = 'build %s: %s %s %s\n' % \
-        (ninja_quote(outname), linker_rule, ' '.join([ninja_quote(i) for i in obj_list]),
-         dep_targets)
-        flags = ' LINK_FLAGS = %s\n' % ' '.join([ninja_quote(a) for a in commands])
-        outfile.write(build)
-        outfile.write(flags)
-
-    def generate_shlib_aliases(self, target, outdir, outfile):
-        basename = target.get_filename()
-        aliases = target.get_aliaslist()
-        aliascmd = ''
-        for alias in aliases:
-            aliasfile = os.path.join(outdir, alias)
-            cmd = " && ln -s -f '%s' '%s'" % (ninja_quote(basename), ninja_quote(aliasfile))
-            aliascmd += cmd
-        outfile.write(' aliasing =%s\n\n' % aliascmd)
-
-    def generate_ending(self, outfile):
-        targetlist = [self.get_target_filename(t) for t in self.build.get_targets().values()]
-        build = 'build all: phony %s\n' % ' '.join(targetlist)
-        default = 'default all\n\n'
-        outfile.write(build)
-        outfile.write(default)
-
-        deps = [ ninja_quote(os.path.join(self.build_to_src, df)) \
-                for df in self.interpreter.get_build_def_files()]
-        depstr = ' '.join(deps)
-        buildregen = 'build build.ninja: REGENERATE_BUILD | %s\n\n' % depstr
-        outfile.write(buildregen)
-
-        ignore_missing = 'build %s: phony\n\n' % depstr
-        outfile.write(ignore_missing)
-
-class ShellGenerator(Generator):
-    def __init__(self, build, interp):
-        Generator.__init__(self, build, interp)
-        self.build_filename = 'compile.sh'
-        self.test_filename = 'run_tests.sh'
-        self.install_filename = 'install.sh'
-
-    def generate(self):
-        self.generate_compile_script()
-        self.generate_test_script()
-        self.generate_install_script()
-
-    def create_shfile(self, outfilename, message):
-        outfile = open(outfilename, 'w')
-        outfile.write('#!/bin/sh\n\n')
-        outfile.write(message)
-        cdcmd = ['cd', self.environment.get_build_dir()]
-        outfile.write(' '.join(shell_quote(cdcmd)) + '\n')
-        os.chmod(outfilename, stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC |\
-                 stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH)
-        return outfile
-
-    def generate_compile_script(self):
-        outfilename = os.path.join(self.environment.get_build_dir(), self.build_filename)
-        message = """echo This is an autogenerated shell script build file for project \\"%s\\"
-echo This is experimental and most likely will not work!
-""" % self.build.get_project()
-        outfile = self.create_shfile(outfilename, message)
-        self.generate_commands(outfile)
-        outfile.close()
-
-    def generate_test_script(self):
-        outfilename = os.path.join(self.environment.get_build_dir(), self.test_filename)
-        message = """echo This is an autogenerated test script for project \\"%s\\"
-echo This is experimental and most likely will not work!
-echo Run compile.sh before this or bad things will happen.
-""" % self.build.get_project()
-        outfile = self.create_shfile(outfilename, message)
-        self.generate_tests(outfile)
-        outfile.close()
-
-    def generate_install_script(self):
-        outfilename = os.path.join(self.environment.get_build_dir(), self.install_filename)
-        message = """echo This is an autogenerated install script for project \\"%s\\"
-echo This is experimental and most likely will not work!
-echo Run compile.sh before this or bad things will happen.
-""" % self.build.get_project()
-        outfile = self.create_shfile(outfilename, message)
-        self.generate_configure_files()
-        self.generate_target_install(outfile)
-        self.generate_header_install(outfile)
-        self.generate_man_install(outfile)
-        self.generate_data_install(outfile)
-        outfile.close()
-    
-    def make_subdir(self, outfile, sdir):
-        cmdlist = ['mkdir', '-p', sdir]
-        outfile.write(' '.join(shell_quote(cmdlist)) + ' || exit\n')
-        
-    def copy_file(self, outfile, filename, outdir):
-        cpcommand = ['cp', filename, outdir]
-        cpcommand = ' '.join(shell_quote(cpcommand)) + ' || exit\n'
-        outfile.write(cpcommand)
-
-    def generate_data_install(self, outfile):
-        prefix = self.environment.get_prefix()
-        dataroot = os.path.join(prefix, self.environment.get_datadir())
-        data = self.build.get_data()
-        if len(data) != 0:
-            outfile.write('\necho Installing data files.\n')
-        else:
-            outfile.write('\necho This project has no data files to install.\n')
-        for d in data:
-            subdir = os.path.join(dataroot, d.get_subdir())
-            absdir = os.path.join(self.environment.get_prefix(), subdir)
-            for f in d.get_sources():
-                self.make_subdir(outfile, absdir)
-                srcabs = os.path.join(self.environment.get_source_dir(), f)
-                dstabs = os.path.join(absdir, f)
-                self.copy_file(outfile, srcabs, dstabs)
-
-    def generate_man_install(self, outfile):
-        prefix = self.environment.get_prefix()
-        manroot = os.path.join(prefix, self.environment.get_mandir())
-        man = self.build.get_man()
-        if len(man) != 0:
-            outfile.write('\necho Installing man pages.\n')
-        else:
-            outfile.write('\necho This project has no man pages to install.\n')
-        for m in man:
-            for f in m.get_sources():
-                num = f.split('.')[-1]
-                subdir = 'man' + num
-                absdir = os.path.join(manroot, subdir)
-                self.make_subdir(outfile, absdir)
-                srcabs = os.path.join(self.environment.get_source_dir(), f)
-                dstabs = os.path.join(manroot, 
-                                      os.path.join(subdir, f + '.gz'))
-                cmd = "gzip < '%s' > '%s' || exit\n" % (srcabs, dstabs)
-                outfile.write(cmd)
-
-    def generate_header_install(self, outfile):
-        prefix = self.environment.get_prefix()
-        incroot = os.path.join(prefix, self.environment.get_includedir())
-        headers = self.build.get_headers()
-        if len(headers) != 0:
-            outfile.write('\necho Installing headers.\n')
-        else:
-            outfile.write('\necho This project has no headers to install.\n')
-        for h in headers:
-            outdir = os.path.join(incroot, h.get_subdir())
-            self.make_subdir(outfile, outdir)
-            for f in h.get_sources():
-                abspath = os.path.join(self.environment.get_source_dir(), f) # FIXME
-                self.copy_file(outfile, abspath, outdir)
-
-    def generate_target_install(self, outfile):
-        prefix = self.environment.get_prefix()
-        libdir = os.path.join(prefix, self.environment.get_libdir())
-        bindir = os.path.join(prefix, self.environment.get_bindir())
-        self.make_subdir(outfile, libdir)
-        self.make_subdir(outfile, bindir)
-        if len(self.build.get_targets()) != 0:
-            outfile.write('\necho Installing targets.\n')
-        else:
-            outfile.write('\necho This project has no targets to install.\n')
-        for tmp in self.build.get_targets().items():
-            (name, t) = tmp
-            if t.should_install():
-                if isinstance(t, interpreter.Executable):
-                    outdir = bindir
-                else:
-                    outdir = libdir
-                outfile.write('echo Installing "%s".\n' % name)
-                self.copy_file(outfile, self.get_target_filename(t), outdir)
-                self.generate_shlib_aliases(t, outdir, outfile)
-                self.fix_deps(outfile, t, outdir)
-
-    def fix_deps(self, outfile, target, outdir):
-        if isinstance(target, interpreter.StaticLibrary):
-            return
-        depfixer = self.environment.get_depfixer()
-        fname = os.path.join(outdir, target.get_filename())
-        cmds = [depfixer, fname, './']
-        outfile.write(' '.join(shell_quote(cmds)) + ' || exit\n')
-
-    def generate_tests(self, outfile):
-        for t in self.build.get_tests():
-            cmds = []
-            cmds.append(self.get_target_filename(t.get_exe()))
-            outfile.write('echo Running test \\"%s\\".\n' % t.get_name())
-            outfile.write(' '.join(shell_quote(cmds)) + ' || exit\n')
-
-
-    def generate_single_compile(self, target, outfile, src):
-        compiler = self.get_compiler_for_source(src)
-        commands = []
-        commands += compiler.get_exelist()
-        commands += self.generate_basic_compiler_flags(target, compiler)
-        commands += compiler.get_compile_only_flags()
-        abs_src = os.path.join(self.environment.get_source_dir(), target.get_source_subdir(), src)
-        abs_obj = os.path.join(self.get_target_private_dir(target), src)
-        abs_obj += '.' + self.environment.get_object_suffix()
-        for i in target.get_include_dirs():
-            basedir = i.get_curdir()
-            for d in i.get_incdirs():
-                expdir =  os.path.join(basedir, d)
-                fulldir = os.path.join(self.environment.get_source_dir(), expdir)
-                barg = compiler.get_include_arg(expdir)
-                sarg = compiler.get_include_arg(fulldir)
-                commands.append(barg)
-                commands.append(sarg)
-        commands += self.get_pch_include_args(compiler, target)
-        commands.append(abs_src)
-        commands += compiler.get_output_flags()
-        commands.append(abs_obj)
-        quoted = shell_quote(commands)
-        outfile.write('\necho Compiling \\"%s\\"\n' % src)
-        outfile.write(' '.join(quoted) + ' || exit\n')
-        return abs_obj
-
-    def generate_link(self, target, outfile, outname, obj_list):
-        if isinstance(target, interpreter.StaticLibrary):
-            linker = self.build.static_linker
-        else:
-            linker = self.build.compilers[0] # Fixme.
-        commands = []
-        commands += linker.get_exelist()
-        if isinstance(target, interpreter.StaticLibrary):
-            commands += linker.get_std_link_flags()
-        commands += linker.get_output_flags()
-        commands.append(outname)
-        commands += obj_list
-        if isinstance(target, interpreter.Executable):
-            commands += linker.get_std_exe_link_flags()
-        elif isinstance(target, interpreter.SharedLibrary):
-            commands += linker.get_std_shared_lib_link_flags()
-            commands += linker.get_pic_flags()
-        elif isinstance(target, interpreter.StaticLibrary):
-            pass
-        else:
-            raise RuntimeError('Unknown build target type.')
-        for dep in target.get_external_deps():
-            commands += dep.get_link_flags()
-        commands += self.build_target_link_arguments(target.get_dependencies())
-        quoted = shell_quote(commands)
-        outfile.write('\necho Linking \\"%s\\".\n' % target.get_basename())
-        outfile.write(' '.join(quoted) + ' || exit\n')
-
-    def generate_commands(self, outfile):
-        for i in self.build.get_targets().items():
-            target = i[1]
-            self.generate_target(target, outfile)
-
-
-    def generate_pch(self, target, outfile):
-        print('Generating pch for "%s"' % target.get_basename())
-        for pch in target.get_pch():
-            if '/' not in pch:
-                raise interpreter.InvalidArguments('Precompiled header of "%s" must not be in the same direcotory as source, please put it in a subdirectory.' % target.get_basename())
-            compiler = self.get_compiler_for_source(pch)
-            commands = []
-            commands += compiler.get_exelist()
-            commands += self.generate_basic_compiler_flags(target, compiler)
-            srcabs = os.path.join(self.environment.get_source_dir(), target.get_source_subdir(), pch)
-            dstabs = os.path.join(self.environment.get_build_dir(),
-                                   self.get_target_private_dir(target),
-                                   os.path.split(pch)[-1] + '.' + compiler.get_pch_suffix())
-            commands.append(srcabs)
-            commands += compiler.get_output_flags()
-            commands.append(dstabs)
-            quoted = shell_quote(commands)
-            outfile.write('\necho Generating pch \\"%s\\".\n' % pch)
-            outfile.write(' '.join(quoted) + ' || exit\n')
-
-    def generate_shlib_aliases(self, target, outdir, outfile):
-        basename = target.get_filename()
-        aliases = target.get_aliaslist()
-        for alias in aliases:
-            aliasfile = os.path.join(outdir, alias)
-            cmd = ['ln', '-s', '-f', basename, aliasfile]
-            outfile.write(' '.join(shell_quote(cmd)) + '|| exit\n')
-
-if __name__ == '__main__':
-    code = """
-    project('simple generator')
-    language('c')
-    executable('prog', 'prog.c', 'dep.c')
-    """
-    import environment
-    os.chdir(os.path.split(__file__)[0])
-    envir = environment.Environment('.', 'work area')
-    intpr = interpreter.Interpreter(code, envir)
-    g = ShellGenerator(intpr, envir)
-    g.generate()