Commits
Kouhei Sutou authored 3f36f62d29e
ARROW-3125: [C++] Add support for finding libpython on MSYS2
libpython on MSYS2 uses "${PYTHON_PREFIX}/lib/libpython3.6m.dll.a"
format.
Author: Kouhei Sutou <kou@clear-code.com>
Closes #2540 from kou/cpp-support-finding-libpython-on-msys2 and squashes the following commits:
8e648850 <Kouhei Sutou> Add support for finding libpython on MSYS2