On Tue, Nov 29, 2016 at 10:09:43AM +0100, Pavel Grunt wrote: > On Tue, 2016-11-29 at 09:52 +0100, Christophe Fergeau wrote: > > On Mon, Nov 28, 2016 at 03:11:18PM +0100, Pavel Grunt wrote: > > > Building spice or spice-gtk from git requires python modules > > > pyparsing > > > and six. Search for them in the both Python versions and set > > > the Python version accordingly. > > > --- > > > v2: Keep user set (required) version of Python > > > --- > > > m4/spice-deps.m4 | 20 +++++++++++++++++--- > > > 1 file changed, 17 insertions(+), 3 deletions(-) > > > > > > diff --git a/m4/spice-deps.m4 b/m4/spice-deps.m4 > > > index 3b22422..3f9af43 100644 > > > --- a/m4/spice-deps.m4 > > > +++ b/m4/spice-deps.m4 > > > @@ -155,15 +155,29 @@ AC_DEFUN([SPICE_CHECK_GLIB2], [ > > > # tarballs so they are disabled by default. > > > #--------------------------- > > > AC_DEFUN([SPICE_CHECK_PYTHON_MODULES], [ > > > - AM_PATH_PYTHON > > > AC_ARG_ENABLE([python-checks], > > > AS_HELP_STRING([--enable-python-checks=@<:@yes/no@:>@], > > > [Enable checks for Python modules needed > > > to build from git @<:@default=no@:>@]), > > > [], > > > [enable_python_checks="no"]) > > > if test "x$enable_python_checks" != "xno"; then > > > - AX_PYTHON_MODULE([six], [1]) > > > - AX_PYTHON_MODULE([pyparsing], [1]) > > > + AS_IF([test -n "$PYTHON"], # already set required PYTHON > > > version > > > + [AM_PATH_PYTHON > > > + AX_PYTHON_MODULE([six], [1]) > > > + AX_PYTHON_MODULE([pyparsing], [1])], > > > + [PYTHON=python3 > > > + AX_PYTHON_MODULE([six]) > > > + AX_PYTHON_MODULE([pyparsing]) > > > + test "$HAVE_PYMOD_SIX" = "yes" && test > > > "$HAVE_PYMOD_PYPARSING" = "yes"], > > > > Sorry, just noticed that you can do > > AX_PYTHON_MODULE([six], [0], [python3]) (which is the default) > > or > > AX_PYTHON_MODULE([six], [0], [python]) > > I think some distros (Arch Linux ?) ship python as python3, looking at > AX_PYTHON_MODULE I would explicitly set python2 instead of python The macro documentation is explicitly saying to use python3 for python3, and python for python2 https://www.gnu.org/software/autoconf-archive/ax_python_module.html I did not check what the macro does with that 3rd arg though. Christophe
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