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Add a check to ensure the correct autoconf version is used 

for generating the configure script.

Original idea by Martin von Löwis.
This commit is contained in:
Alexandre Vassalotti 2009-07-18 00:31:06 +00:00
parent 2ccefe1430
commit 130ae15183
1 changed files with 9 additions and 1 deletions
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10
configure.in
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@ -6,8 +6,16 @@ dnl NOTE: autoconf 2.64 doesn't seem to work (use 2.61).
# Set VERSION so we only need to edit in one place (i.e., here)
m4_define(PYTHON_VERSION, 2.7)
dnl Some m4 magic to ensure that the configure script is generated
dnl by the correct autoconf version.
m4_define([version_required],
[m4_if(m4_version_compare(m4_defn([m4_PACKAGE_VERSION]), [$1]), 0,
[],
[m4_fatal([Autoconf version $1 is required for Python], 63)])
])
version_required(2.61)
AC_REVISION($Revision$)
AC_PREREQ(2.61)
AC_INIT(python, PYTHON_VERSION, http://bugs.python.org/)
AC_CONFIG_SRCDIR([Include/object.h])
AC_CONFIG_HEADER(pyconfig.h)