# Carefully read the libtool docs before updating these numbers!
# The algorithm for determining which number to change (and how) is nontrivial!
# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
-SR_LIB_VERSION_SET([SR_LIB_VERSION], [2:0:0])
+# Format: current:revision:age.
+SR_LIB_VERSION_SET([SR_LIB_VERSION], [3:0:0])
AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
# The Python bindings use SWIG to generate code.
AC_CHECK_PROGS([SWIG], [swig swig3.0 swig2.0])
+AS_IF([test "x$SWIG" != x],
+ AC_MSG_CHECKING([for $SWIG version])
+ [SWIG_VERSION=`$SWIG -version 2>&1 | sed -n 's/SWIG Version\s*//p'`]
+ AC_MSG_RESULT([$SWIG_VERSION]))
AS_IF([test "x$SWIG" = x],
[SR_APPEND([sr_python_missing], [', '], [SWIG])])
[sr_ruby_missing=],
[sr_ruby_missing='C++ bindings'])
-AX_RUBY_EXT
+AC_PATH_PROGS(RUBY, ["${RUBY-ruby}"], [])
+AS_IF([test "x$RUBY" != x],
+ AC_MSG_CHECKING([for Ruby version])
+ [RUBY_VERSION=`$RUBY -e 'puts RUBY_VERSION'`]
+ AC_MSG_RESULT([$RUBY_VERSION])
+ [RUBY_DLEXT=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["DLEXT"]]'`]
+ AC_SUBST(RUBY_DLEXT))
AS_IF([test "x$RUBY" = x],
- [SR_APPEND([sr_ruby_missing], [', '], ['Ruby'])])
+ [SR_APPEND([sr_ruby_missing], [', '], [Ruby])])
# Extract major and minor version number of the Ruby interpreter.
sr_rbmajor=${RUBY_VERSION%%.*}
AS_IF([test "x$sr_have_ruby_dev" != xyes],
[SR_APPEND([sr_ruby_missing], [', '], [Headers])])
-# The Ruby bindings use SWIG to generate code.
+# The Ruby bindings use SWIG >= 3.0.8 to generate code.
AS_IF([test "x$SWIG" = x],
- [SR_APPEND([sr_ruby_missing], [', '], [SWIG])])
+ [SR_APPEND([sr_ruby_missing], [', '], [SWIG])],
+ [AS_VERSION_COMPARE($SWIG_VERSION, "3.0.8",
+ [SR_APPEND([sr_ruby_missing], [', '], ['SWIG >= 3.0.8'])])])
AS_IF([test -z "$sr_ruby_missing"],
[BINDINGS_RUBY=$enable_ruby], [BINDINGS_RUBY=no])
AM_CONDITIONAL([BINDINGS_RUBY], [test "x$BINDINGS_RUBY" = xyes])
-# AC_SUBST(RUBY_EXT_DLEXT, $RUBY_EXT_DLEXT)
####################
## Java bindings ##