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-rwxr-xr-xlibiberty/configure21
1 files changed, 15 insertions, 6 deletions
diff --git a/libiberty/configure b/libiberty/configure
index bbe792d..f47833a 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -1251,13 +1251,22 @@ echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
,);;
*)
if test "x$ac_old_val" != "x$ac_new_val"; then
- { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+ # differences in whitespace do not lead to failure.
+ ac_old_val_w=`echo x $ac_old_val`
+ ac_new_val_w=`echo x $ac_new_val`
+ if test "$ac_old_val_w" != "$ac_new_val_w"; then
+ { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
- { echo "$as_me:$LINENO: former value: $ac_old_val" >&5
-echo "$as_me: former value: $ac_old_val" >&2;}
- { echo "$as_me:$LINENO: current value: $ac_new_val" >&5
-echo "$as_me: current value: $ac_new_val" >&2;}
- ac_cache_corrupted=:
+ ac_cache_corrupted=:
+ else
+ { echo "$as_me:$LINENO: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+ eval $ac_var=\$ac_old_val
+ fi
+ { echo "$as_me:$LINENO: former value: \`$ac_old_val'" >&5
+echo "$as_me: former value: \`$ac_old_val'" >&2;}
+ { echo "$as_me:$LINENO: current value: \`$ac_new_val'" >&5
+echo "$as_me: current value: \`$ac_new_val'" >&2;}
fi;;
esac
# Pass precious variables to config.status.