enable R20 builds

1 files changed, 10 insertions, 10 deletions

diff --git a/configure.ac b/configure.ac
index 27ac813c2..cf165ad48 100644
--- a/configure.ac
+++ b/configure.ac
@@ -415,7 +415,7 @@ esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking Erlang version compatibility" >&5
 $as_echo_n "checking Erlang version compatibility... " >&6; }
-erlang_version_error="The installed Erlang version must be >= R14B (erts-5.8.1) and =< 19 (erts-8.0)"
+erlang_version_error="The installed Erlang version must be >= R14B (erts-5.8.1) and =< 20 (erts-9)"
 
 version="`${ERL} -version 2>&1 | ${SED} 's/[[^0-9]]/ /g'` 0 0 0"
 major_version=`echo $version | ${AWK} "{print \\$1}"`
@@ -423,11 +423,11 @@ minor_version=`echo $version | ${AWK} "{print \\$2}"`
 patch_version=`echo $version | ${AWK} "{print \\$3}"`
 echo -n "detected Erlang version: $major_version.$minor_version.$patch_version..."
 
-if test $major_version -lt 5 -o $major_version -gt 8; then
+if test $major_version -lt 5 -o $major_version -gt 9; then
     as_fn_error $? "$erlang_version_error major_version does not match" "$LINENO" 5
 fi
 
-if test $major_version -eq 5 -a $minor_version -lt 8; then
+if test $major_version -eq 5 -a $minor_version -lt 9; then
     as_fn_error $? "$erlang_version_error minor_version does not match" "$LINENO" 5
 fi
 
@@ -442,9 +442,9 @@ otp_release="`\
 AC_SUBST(otp_release)
 
 AM_CONDITIONAL([USE_OTP_NIFS],
-    [can_use_nifs=$(echo $otp_release | grep -E "^(R14B|R15|R16|17|18|19)")])
+    [can_use_nifs=$(echo $otp_release | grep -E "^(R14B|R15|R16|17|18|19|20)")])
 AM_CONDITIONAL([USE_EJSON_COMPARE_NIF],
-    [can_use_ejson=$(echo $otp_release | grep -E "^(R14B03|R15|R16|17|18|19)")])
+    [can_use_ejson=$(echo $otp_release | grep -E "^(R14B03|R15|R16|17|18|19|20)")])
 
 has_crypto=`\
     ${ERL} -eval "\
@@ -453,7 +453,7 @@ has_crypto=`\
 
 if test -n "$has_crypto"; then
     AC_MSG_ERROR([Could not find the Erlang crypto library.
-    
+
 Has Erlang been compiled with OpenSSL support?])
 fi
 
@@ -461,7 +461,7 @@ AC_PATH_PROG([ERLC], [erlc])
 
 if test x${ERLC} = x; then
     AC_MSG_ERROR([Could not find the `erlc' executable.
-    
+
 Is Erlang installed?])
 fi
 
@@ -574,7 +574,7 @@ AC_CHECK_PROG([HAS_PDFLATEX], [pdflatex], [yes])
 if test x${HAS_PDFLATEX} = x; then
     if test x${strictness_enabled} = xyes; then
         AC_MSG_ERROR([Could not find the `pdflatex' executable.
-    
+
 Is LaTeX installed?])
     else
         AC_MSG_WARN([You will be unable to regenerate PDF documentation.])
@@ -586,7 +586,7 @@ AC_CHECK_PROG([HAS_MAKEINFO], [makeinfo], [yes])
 if test x${HAS_MAKEINFO} = x; then
     if test x${strictness_enabled} = xyes; then
         AC_MSG_ERROR([Could not find the `makeinfo' executable.
-    
+
 Is GNU Texinfo installed?])
     else
         AC_MSG_WARN([You will be unable to regenerate info documentation.])
@@ -598,7 +598,7 @@ AC_CHECK_PROG([HAS_INSTALLINFO], [install-info], [yes])
 if test x${HAS_INSTALLINFO} = x; then
     if test x${strictness_enabled} = xyes; then
         AC_MSG_ERROR([Could not find the `install-info' executable.
-    
+
 Is GNU Texinfo installed?])
     else
         AC_MSG_WARN([You will be unable to install info documentation.])