Refinement by Stefan Krah (see issue 11715, msg133194) to exit early if the

dpkg-architecture command is not found on $PATH.  This should fix the failures
on FreeBSD and Solaris, which do not create the target file via I/O
redirection if the command isn't found (unlike Linux and OS X which do).

1 files changed, 2 insertions, 0 deletions

diff --git a/setup.py b/setup.py
index d37bcd0ed8..cbaf1abd82 100644
--- a/setup.py
+++ b/setup.py
@@ -373,6 +373,8 @@ class PyBuildExt(build_ext):
     def add_multiarch_paths(self):
         # Debian/Ubuntu multiarch support.
         # https://wiki.ubuntu.com/MultiarchSpec
+        if not find_executable('dpkg-architecture'):
+            return
         tmpfile = os.path.join(self.build_temp, 'multiarch')
         if not os.path.exists(self.build_temp):
             os.makedirs(self.build_temp)