Update copyright notice.

[ginac.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index e4abd81fd5a4476d3407bd7dc89ebaca10fad809..631cbc07861dbb3498c9f4ec858b1090a9e04542 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -58,8 +58,9 @@ AC_DEFINE_UNQUOTED(ARCHIVE_VERSION, $ARCHIVE_VERSION, [Current GiNaC archive fil
 AC_DEFINE_UNQUOTED(ARCHIVE_AGE, $ARCHIVE_AGE, [GiNaC archive file version age])
 
 dnl libtool versioning (We don't use libtool's age numbering since we promise
-dnl to keep the binary interface compatible if only ginac_micro_version changes.)
-LT_VERSION_INFO="ginac_lt_current:ginac_lt_revision:0"
+dnl to keep the binary interface compatible if only ginac_micro_version changes.
+dnl In effect, age==current.)
+LT_VERSION_INFO="ginac_lt_current:ginac_lt_revision:ginac_lt_current"
 LT_RELEASE="ginac_release"
 
 AC_SUBST(LT_VERSION_INFO)
@@ -103,6 +104,7 @@ GINAC_READLINE
 
 dnl Check for dl library (needed for GiNaC::compile).
 GINAC_EXCOMPILER
+AM_CONDITIONAL(CONFIG_EXCOMPILER, [test "x${CONFIG_EXCOMPILER}" = "xyes"])
 
 dnl Check for utilities needed by the different kinds of documentation.
 dnl Documentation needs only be built when extending it, so never mind if it