forked from OpenResearchComputation/fable
/
simple_compilation.py
163 lines (150 loc) · 4.59 KB
/
simple_compilation.py
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import os
op = os.path
def quote(s):
assert s.find('"') < 0
return '"'+s+'"'
def quote_list(l):
return " ".join([quote(s) for s in l])
class environment(object):
__slots__ = [
"compiler",
"obj_suffix",
"exe_suffix",
"pch_suffix",
"compiler_path",
"gcc_version",
"fable_dist",
"tbxx_root",
"__have_pch"]
def __init__(O, compiler=None):
if (os.name == "nt"):
O.compiler = "cl"
O.obj_suffix = ".obj"
O.exe_suffix = ".exe"
O.pch_suffix = None
else:
O.compiler = "g++"
O.obj_suffix = ".o"
O.exe_suffix = ""
O.pch_suffix = ".gch"
if (compiler is not None):
O.compiler = compiler
compiler_from_os_environ = os.environ.get("FABLE_COMPILER")
if (compiler_from_os_environ is not None):
O.compiler = compiler_from_os_environ
from libtbx.path import full_command_path
O.compiler_path = full_command_path(command=O.compiler+O.exe_suffix)
import libtbx.load_env
if (O.compiler == "g++" and O.compiler_path is not None):
O.gcc_version = libtbx.env_config.get_gcc_version(
command_name=O.compiler)
else:
O.gcc_version = None
O.fable_dist = libtbx.env.dist_path(module_name="fable")
if (op.isdir(op.join(O.fable_dist, "tbxx"))):
O.tbxx_root = None
else:
O.tbxx_root = op.dirname(libtbx.env.dist_path(module_name="tbxx"))
O.__have_pch = False
def set_have_pch(O):
O.__have_pch = True
def assemble_include_search_paths(O, no_quotes=False):
if (O.compiler == "cl"):
sw = "/"
else:
sw = "-"
def add_to_include_search_path(path):
if (path is None): return ""
if (not no_quotes):
path = quote(path)
return " %sI%s" % (sw, path)
return "%s%s" % (
add_to_include_search_path(O.fable_dist),
add_to_include_search_path(O.tbxx_root))
def assemble_command(O,
link,
disable_warnings,
file_names,
out_name):
qon = quote(out_name)
if (O.compiler == "cl"):
if (not link): part = "/c /Fo%s" % qon
else: part = "/Fe%s" % qon
result = "%s /nologo /EHsc %s%s %s" % (
O.compiler,
part,
O.assemble_include_search_paths(),
quote_list(file_names))
else:
if (not link): opt_c = "-c "
else: opt_c = ""
if (disable_warnings or O.gcc_version < 30400):
opt_w = "-w"
else:
opt_w = "-Wall -Wno-sign-compare -Winvalid-pch"
if (out_name.endswith(O.pch_suffix)):
assert not O.__have_pch
opt_x = " -x c++-header"
else:
opt_x = ""
if (not O.__have_pch):
opt_i = O.assemble_include_search_paths()
else:
opt_i = " -I."
result = "%s -o %s %s%s -g -O0%s%s %s" % (
O.compiler, qon, opt_c, opt_w, opt_i, opt_x, quote_list(file_names))
return result
def file_name_obj(O, file_name_cpp):
assert file_name_cpp.endswith(".cpp")
return file_name_cpp[:-4] + O.obj_suffix
def file_name_exe(O, exe_root):
return exe_root + O.exe_suffix
def compilation_command(O, file_name_cpp, disable_warnings=False):
return O.assemble_command(
link=False,
disable_warnings=disable_warnings,
file_names=[file_name_cpp],
out_name=O.file_name_obj(file_name_cpp=file_name_cpp))
def link_command(O, file_names_obj, exe_root):
return O.assemble_command(
link=True,
disable_warnings=False,
file_names=file_names_obj,
out_name=O.file_name_exe(exe_root=exe_root))
def build(O,
link,
file_name_cpp,
obj_name=None,
exe_name=None,
pch_name=None,
disable_warnings=False,
show_command=False,
Error=RuntimeError):
assert [obj_name, exe_name, pch_name].count(None) >= 2
if (link):
out_name = exe_name
out_suffix = O.exe_suffix
elif (pch_name is None):
out_name = obj_name
out_suffix = O.obj_suffix
else:
assert O.pch_suffix is not None
out_name = pch_name + O.pch_suffix
out_suffix = None
if (out_name is None):
assert file_name_cpp.endswith(".cpp")
out_name = file_name_cpp[:-4] + out_suffix
from libtbx.utils import remove_files
remove_files(out_name)
cmd = O.assemble_command(
link=link,
disable_warnings=disable_warnings,
file_names=[file_name_cpp],
out_name=out_name)
if (show_command):
print cmd
from libtbx import easy_run
buffers = easy_run.fully_buffered(command=cmd)
if (O.compiler != "cl" or buffers.stderr_lines != [file_name_cpp]):
buffers.raise_if_errors(Error=Error)
return out_name