[
dnl Find a Python interpreter. Python versions prior to 2.0 are not
dnl supported. (2.0 was released on October 16, 2000).
- m4_define_default([am_py_min_ver], m4_ifval([$1], [$1], [2.0]))
- dnl The arbitrary default maximum version.
- m4_define_default([am_py_max_ver], [4.0])
-
+ dnl FIXME: Remove the need to hard-code Python versions here.
m4_define_default([_AM_PYTHON_INTERPRETER_LIST],
- [[python] \
- dnl If we want some Python 2 versions (min version <= 2.7),
- dnl also search for "python2".
- m4_if(m4_version_compare(am_py_min_ver, [2.8]), [-1], [python2], []) \
- [python3] \
- dnl Construct a comma-separated list of interpreter names (python2.6,
- dnl python2.7, etc). We only care about the first 3 characters of the
- dnl version strings (major-dot-minor; not
- dnl major-dot-minor-dot-bugfix[-dot-whatever])
- m4_foreach([py_ver],
- m4_esyscmd_s(seq -s[[", "]] -f["[[%.1f]]"] m4_substr(am_py_max_ver, [0], [3]) -0.1 m4_substr(am_py_min_ver, [0], [3])),
- dnl Remove python2.8 and python2.9 since they will never exist
- [m4_bmatch(py_ver, [2.[89]], [], [python]py_ver)])])
+[python python2 python3 python3.6 python3.5 python3.4 python3.3 python3.2 dnl
+ python3.1 python3.0 python2.7 python2.6 python2.5 python2.4 python2.3 dnl
+ python2.2 python2.1 python2.0])
AC_ARG_VAR([PYTHON], [the Python interpreter])