Improve autofiles checksum check

1 files changed, 14 insertions, 14 deletions

diff --git a/configure b/configure
index ec5d9571..aa0a89cd 100755
--- a/configure
+++ b/configure
@@ -698,7 +698,7 @@ CPPFLAGS
 LDFLAGS
 CFLAGS
 CC
-MD5SUM
+SHA256SUM
 ACLOCAL
 AUTOHEADER
 AUTOCONF
@@ -2564,15 +2564,15 @@ $as_echo "no" >&6; }
 fi
 
 
-# Extract the first word of "md5sum", so it can be a program name with args.
-set dummy md5sum; ac_word=$2
+# Extract the first word of "sha256sum", so it can be a program name with args.
+set dummy sha256sum; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_MD5SUM+:} false; then :
+if ${ac_cv_prog_SHA256SUM+:} false; then :
   $as_echo_n "(cached) " >&6
 else
-  if test -n "$MD5SUM"; then
-  ac_cv_prog_MD5SUM="$MD5SUM" # Let the user override the test.
+  if test -n "$SHA256SUM"; then
+  ac_cv_prog_SHA256SUM="$SHA256SUM" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
@@ -2581,7 +2581,7 @@ do
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_prog_MD5SUM="1"
+    ac_cv_prog_SHA256SUM="1"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
@@ -2589,21 +2589,21 @@ done
   done
 IFS=$as_save_IFS
 
-  test -z "$ac_cv_prog_MD5SUM" && ac_cv_prog_MD5SUM="0"
+  test -z "$ac_cv_prog_SHA256SUM" && ac_cv_prog_SHA256SUM="0"
 fi
 fi
-MD5SUM=$ac_cv_prog_MD5SUM
-if test -n "$MD5SUM"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MD5SUM" >&5
-$as_echo "$MD5SUM" >&6; }
+SHA256SUM=$ac_cv_prog_SHA256SUM
+if test -n "$SHA256SUM"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHA256SUM" >&5
+$as_echo "$SHA256SUM" >&6; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
 
-if test "$AUTOCONF$AUTOHEADER$ACLOCAL$MD5SUM" = "1111"; then
-   if ! md5sum configure.ac m4/* | diff -w - autofiles.sums; then
+if test "$AUTOCONF$AUTOHEADER$ACLOCAL$SHA256SUM" = "1111"; then
+   if ! sha256sum -c autofiles.sums; then
        as_fn_error $? "autofiles are autodated; rerun autogen.sh" "$LINENO" 5
    fi
 fi