On 12/30/2015 09:38 AM, Jens Axboe wrote:
so that logic does look correct. Maybe the configure check for the error
return of lex -o isn't working. Do you have CONFIG_LEX_USE_O in your
config-host.mak, if you run configure --enable-lex?
If the latter is the case, then the attached patch should hopefully
work. That'll force NOT using -o for AIX always, if lex is enabled.
--
Jens Axboe
diff --git a/configure b/configure
index e92e96b879b5..0dea5d8b0b68 100755
--- a/configure
+++ b/configure
@@ -247,6 +247,8 @@ AIX)
# Unless explicitly enabled, turn off lex.
if test -z "$disable_lex" ; then
disable_lex="yes"
+ else
+ force_no_lex_o="yes"
fi
;;
Darwin)
@@ -1505,6 +1507,9 @@ fi
# Check if lex fails using -o
if test "$arith" = "yes" ; then
+if test "$force_no_lex_o" = "yes" ; then
+ lex_use_o="no"
+else
$LEX -o lex.yy.c exp/expression-parser.l 2> /dev/null
if test "$?" = "0" ; then
lex_use_o="yes"
