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102 lines
4.1 KiB
102 lines
4.1 KiB
#!/usr/bin/python3 -tt |
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# Copyright 2012 Jussi Pakkanen |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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import interpreter, environment |
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import os, stat |
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class ShellGenerator(): |
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def __init__(self, code, source_dir, build_dir): |
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self.code = code |
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self.environment = environment.Environment(source_dir, build_dir) |
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self.interpreter = interpreter.Interpreter(code) |
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self.build_filename = 'compile.sh' |
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def generate(self): |
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self.interpreter.run() |
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outfilename = os.path.join(self.environment.get_build_dir(), self.build_filename) |
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outfile = open(outfilename, 'w') |
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outfile.write('#!/bin/sh\n\n') |
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outfile.write('echo This is an autogenerated shell script build file for project \\"%s\\".\n' |
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% self.interpreter.get_project()) |
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outfile.write('echo This is experimental and most likely will not work!\n') |
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self.generate_commands(outfile) |
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outfile.close() |
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os.chmod(outfilename, stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC |\ |
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stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH) |
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def generate_single_compile(self, target, outfile, src): |
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compiler = None |
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for i in self.interpreter.compilers: |
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if i.can_compile(src): |
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compiler = i |
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break |
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if compiler is None: |
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raise RuntimeError('No specified compiler can handle file ' + src) |
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abs_src = os.path.join(self.environment.get_source_dir(), src) |
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abs_obj = os.path.join(self.environment.get_build_dir(), src) |
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abs_obj += '.' + self.environment.get_object_suffix() |
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commands = [] |
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commands += compiler.get_exelist() |
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commands += compiler.get_debug_flags() |
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commands += compiler.get_std_warn_flags() |
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commands += compiler.get_compile_only_flags() |
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for dep in target.get_external_deps(): |
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commands += dep.get_compile_flags() |
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commands.append(abs_src) |
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commands += compiler.get_output_flags() |
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commands.append(abs_obj) |
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quoted = environment.shell_quote(commands) |
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outfile.write('\necho Compiling \\"%s\\"\n' % src) |
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outfile.write(' '.join(quoted) + ' || exit\n') |
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return abs_obj |
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def generate_link(self, target, outfile, outname, obj_list): |
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linker = self.interpreter.compilers[0] # Fixme. |
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commands = [] |
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commands += linker.get_exelist() |
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commands += obj_list |
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for dep in target.get_external_deps(): |
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commands += dep.get_link_flags() |
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commands += linker.get_output_flags() |
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commands.append(outname) |
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quoted = environment.shell_quote(commands) |
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outfile.write('\necho Linking \\"%s\\".\n' % outname) |
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outfile.write(' '.join(quoted) + ' || exit\n') |
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def generate_commands(self, outfile): |
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for i in self.interpreter.get_executables().items(): |
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name = i[0] |
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e = i[1] |
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print('Generating executable', name) |
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outname = os.path.join(self.environment.get_build_dir(), e.get_basename()) |
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suffix = self.environment.get_exe_suffix() |
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if suffix != '': |
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outname = outname + '.' + suffix |
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obj_list = [] |
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for src in e.get_sources(): |
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obj_list.append(self.generate_single_compile(e, outfile, src)) |
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self.generate_link(e, outfile, outname, obj_list) |
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if __name__ == '__main__': |
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code = """ |
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project('simple generator') |
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language('c') |
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executable('prog', 'prog.c') |
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""" |
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os.chdir(os.path.split(__file__)[0]) |
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g = ShellGenerator(code, '.', 'work area') |
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g.generate()
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