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author | Torsten Landschoff <torsten@landschoff.net> | 2010-05-13 20:00:51 +0200 |
---|---|---|
committer | Peter Simons <simons@cryp.to> | 2010-05-14 12:40:52 +0200 |
commit | a30921d407d4cfc9343809cfad4acbae6ef6f6d8 (patch) | |
tree | 091ac1538949e00867337147a3efd53fcaa5e1f3 /m4 | |
parent | 9e3bd0889a454a7d34d57e73d36858b6ff8c09cc (diff) | |
download | autoconf-archive-a30921d407d4cfc9343809cfad4acbae6ef6f6d8.tar.gz |
AX_PKG_SWIG: Fix the version detection of AX_PKG_SWIG to support SWIG >= 2.0.
The version detection in the AX_PKG_SWIG macro was incorrect and failed
to accept SWIG 2.0 where SWIG >= 1.3.x is requested.
Patch submitted in <http://savannah.gnu.org/patch/?7187>.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/ax_pkg_swig.m4 | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/m4/ax_pkg_swig.m4 b/m4/ax_pkg_swig.m4 index 88da5ee..81226fb 100644 --- a/m4/ax_pkg_swig.m4 +++ b/m4/ax_pkg_swig.m4 @@ -62,7 +62,7 @@ # modified version of the Autoconf Macro, you may extend this special # exception to the GPL to apply to your modified version as well. -#serial 6 +#serial 7 AC_DEFUN([AX_PKG_SWIG],[ AC_PATH_PROG([SWIG],[swig]) @@ -105,9 +105,15 @@ AC_DEFUN([AX_PKG_SWIG],[ if test -z "$available_patch" ; then [available_patch=0] fi - if test $available_major -ne $required_major \ - -o $available_minor -ne $required_minor \ - -o $available_patch -lt $required_patch ; then + # Convert the version tuple into a single number for easier comparison. + # Using base 100 should be safe since SWIG internally uses BCD values + # to encode its version number. + required_swig_vernum=`expr $required_major \* 10000 \ + \+ $required_minor \* 100 \+ $required_patch` + available_swig_vernum=`expr $available_major \* 10000 \ + \+ $available_minor \* 100 \+ $available_patch` + + if test $available_swig_vernum -lt $required_swig_vernum; then AC_MSG_WARN([SWIG version >= $1 is required. You have $swig_version.]) SWIG='' m4_ifval([$3],[$3],[]) |