diff --git a/Misc/NEWS b/Misc/NEWS index 9b53ce9b92b..53975f02b8a 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -312,6 +312,9 @@ Tests Build ----- +- Issue #11715: Fix multiarch detection without having Debian development + tools (dpkg-dev) installed. + - Issue #15037: Build OS X installers with local copy of ncurses 5.9 libraries to avoid curses.unget_wch bug present in older versions of ncurses such as those shipped with OS X. diff --git a/setup.py b/setup.py index bc1e1bbd877..7f863a47896 100644 --- a/setup.py +++ b/setup.py @@ -379,6 +379,27 @@ class PyBuildExt(build_ext): def add_multiarch_paths(self): # Debian/Ubuntu multiarch support. # https://wiki.ubuntu.com/MultiarchSpec + cc = sysconfig.get_config_var('CC') + tmpfile = os.path.join(self.build_temp, 'multiarch') + if not os.path.exists(self.build_temp): + os.makedirs(self.build_temp) + ret = os.system( + '%s -print-multiarch > %s 2> /dev/null' % (cc, tmpfile)) + multiarch_path_component = '' + try: + if ret >> 8 == 0: + with open(tmpfile) as fp: + multiarch_path_component = fp.readline().strip() + finally: + os.unlink(tmpfile) + + if multiarch_path_component != '': + add_dir_to_list(self.compiler.library_dirs, + '/usr/lib/' + multiarch_path_component) + add_dir_to_list(self.compiler.include_dirs, + '/usr/include/' + multiarch_path_component) + return + if not find_executable('dpkg-architecture'): return opt = ''