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python: Make Python detection more robust.

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Previously, missing Python development packages made configure fail
instead of merely disabling the bindings.

* configure.ac: Check for 'PYTHON_VERSION'.
* m4/ax_python_devel.m4: Make test non-fatal.

Signed-off-by: Justus Winter <justus@g10code.com>
This commit is contained in:
Justus Winter 2016-06-01 15:33:52 +02:00
parent 73c47535b6
commit 1607aa7fe5
2 changed files with 11 additions and 2 deletions
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10
configure.ac
View File

@ -365,6 +365,16 @@ if test "$found" = "1"; then
else else
AM_PATH_PYTHON([3.3]) AM_PATH_PYTHON([3.3])
AX_SWIG_PYTHON AX_SWIG_PYTHON
if test -z "$PYTHON_VERSION"; then
if test "$explicit_languages" = "1"; then
AC_MSG_ERROR([[
***
*** Please install the python development packages.
***]])
else
enabled_languages=$(echo $enabled_languages | sed 's/python//')
fi
fi
fi fi
fi fi

3
m4/ax_python_devel.m4
View File

@ -304,13 +304,12 @@ EOD`
AC_MSG_RESULT([$pythonexists]) AC_MSG_RESULT([$pythonexists])
if test ! "x$pythonexists" = "xyes"; then if test ! "x$pythonexists" = "xyes"; then
AC_MSG_FAILURE([ AC_MSG_WARN([
Could not link test program to Python. Maybe the main Python library has been Could not link test program to Python. Maybe the main Python library has been
installed in some non-standard library path. If so, pass it to configure, installed in some non-standard library path. If so, pass it to configure,
via the LDFLAGS environment variable. via the LDFLAGS environment variable.
Example: ./configure LDFLAGS="-L/usr/non-standard-path/python/lib" Example: ./configure LDFLAGS="-L/usr/non-standard-path/python/lib"
============================================================================ ============================================================================
ERROR!
You probably have to install the development version of the Python package You probably have to install the development version of the Python package
for your distribution. The exact name of this package varies among them. for your distribution. The exact name of this package varies among them.
============================================================================ ============================================================================