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-rw-r--r--unix/configure.in9
1 files changed, 9 insertions, 0 deletions
diff --git a/unix/configure.in b/unix/configure.in
index bfe145c..7964bc2 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -36,6 +36,15 @@ LOCALES="cs da de el en en_gb eo es fr hu it nl pl pt ru sv"
SC_PATH_TCLCONFIG
SC_LOAD_TCLCONFIG
+if test "${TCL_MAJOR_VERSION}" -ne 8 ; then
+ AC_MSG_ERROR([${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}])
+fi
+if test "${TCL_MINOR_VERSION}" -lt 6 ; then
+ AC_MSG_ERROR([${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}])
+fi
+
SC_PROG_TCLSH
SC_BUILD_TCLSH