From 25a161ad90f820fc5ba3d997b72a0b17f0cd0112 Mon Sep 17 00:00:00 2001
From: cage <cage-invalid@invalid>
Date: Wed, 13 Jan 2021 18:36:42 +0100
Subject: [PATCH] - Reportedly the program works with 1.4.16.

- suggest the user how to bypass the compiler check.
---
 configure    | 4 +++-
 configure.ac | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index e8df965..d48f1f7 100755
--- a/configure
+++ b/configure
@@ -6748,7 +6748,7 @@ fi
 
 
 
-SBCL_MIN_VERSION="1.5.9";
+SBCL_MIN_VERSION="1.4.16";
 SBCL_VERSION=`${LISP_COMPILER} --version | ${GAWK} -- '// {print $2}'`
 
 CHECK_COMPILER_VERSION_P="yes"
@@ -6764,6 +6764,8 @@ if test "$enable_check_sbcl_version" = "yes" || test "$enable_check_sbcl_version
 
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler is too old" >&5
 $as_echo_n "checking if the compiler is too old... " >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: To Disable this tests use type './configure --disable-check-sbcl-version." >&5
+$as_echo "$as_me: To Disable this tests use type './configure --disable-check-sbcl-version." >&6;}
 
    if test "$SBCL_VERSION_OK" = "1" ; then
       as_fn_error $? "Lisp compiler too old, $SBCL_MIN_VERSION is the oldest supported." "$LINENO" 5
diff --git a/configure.ac b/configure.ac
index cbd3680..36a66e6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -76,7 +76,7 @@ fi
 AC_PROG_MKDIR_P
 
 dnl check sbcl version
-SBCL_MIN_VERSION="1.5.9";
+SBCL_MIN_VERSION="1.4.16";
 SBCL_VERSION=`${LISP_COMPILER} --version | ${GAWK} -- '// {print $2}'`
 
 CHECK_COMPILER_VERSION_P="yes"
@@ -87,6 +87,7 @@ if test "$enable_check_sbcl_version" = "yes" || test "$enable_check_sbcl_version
    SBCL_VERSION_OK=`echo "$SBCL_VERSION $SBCL_MIN_VERSION" | awk -f compare_version.awk`
 
    AC_MSG_CHECKING([if the compiler is too old])
+   AC_MSG_NOTICE([To Disable this tests use type './configure --disable-check-sbcl-version.])
 
    if test "$SBCL_VERSION_OK" = "1" ; then
       AC_MSG_ERROR([Lisp compiler too old, $SBCL_MIN_VERSION is the oldest supported.])