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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2012-06-14 14:00:02 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2012-06-14 14:00:02 +0000
commitd1351e98fd001f613f35f0ea6e3b37c03baf26e8 (patch)
treedd817aef583ee856d8197666ff7e607ab289a882 /configure.in
parentb1644bfca9be98395eb951cccb592fe0bafc873a (diff)
fix CPPOUTFILE
* configure.in (RUBY_CPPOUTFILE): check if output is really sent to specified file to tell if -o option works. [ruby-dev:45742] [Bug#6591] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36087 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in3
1 files changed, 2 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index 964b96d5d7..347a628169 100644
--- a/configure.in
+++ b/configure.in
@@ -139,7 +139,8 @@ AC_DEFUN([RUBY_CPPOUTFILE],
[cppflags=$CPPFLAGS
CPPFLAGS='-o conftest-1.i'
rb_cv_cppoutfile=no
-AC_TRY_CPP([], [test -f conftest-1.i && rb_cv_cppoutfile=yes])
+AC_TRY_CPP([test-for-cppout],
+ [grep test-for-cppout conftest-1.i > /dev/null && rb_cv_cppoutfile=yes])
CPPFLAGS=$cppflags
rm -f conftest*])
if test "$rb_cv_cppoutfile" = yes; then