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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-10-27 05:56:24 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-10-27 05:56:24 +0000
commit1b4e1375374c37d092d069b887fca61e53701ad8 (patch)
tree813fce60d4a05ca5fc610b0dfd8d4a354728f473 /configure.in
parent9598856e868be10661ac5aff827ef39f14e2aa2d (diff)
* configure.in (RUBY_FUNC_ATTRIBUTE): unset temporary variable.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33534 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in21
1 files changed, 8 insertions, 13 deletions
diff --git a/configure.in b/configure.in
index f434d9be15..4f1a74e935 100644
--- a/configure.in
+++ b/configure.in
@@ -797,15 +797,9 @@ if test "$rb_cv_va_args_macro" = yes; then
fi
AC_DEFUN([RUBY_DEFINE_IF], [dnl
- m4_ifval([$1],[test "$1" && cat <<EOH >> confdefs.h
-@%:@if $1
-EOH
-])dnl
-AC_DEFINE_UNQUOTED($2, $3)
- m4_ifval([$1],[test "$1" && cat <<EOH >> confdefs.h
-@%:@endif /* $1 */
-EOH
-])dnl
+ m4_ifval([$1],[test "$1" && AS_ECHO("@%:@if $1") >> confdefs.h])
+AC_DEFINE_UNQUOTED($2, $3)dnl
+ m4_ifval([$1],[test "$1" && AS_ECHO("@%:@endif /* $1 */") >> confdefs.h])
])dnl
dnl RUBY_FUNC_ATTRIBUTE(attrib, macroname, cachevar, condition)
@@ -818,7 +812,7 @@ m4_ifval([$3], dnl
[AS_VAR_PUSHDEF([rbcv],[$3])], dnl
[AS_VAR_PUSHDEF([rbcv],[rb_cv_func_][$1])]dnl
)dnl
-m4_ifval([$4], [rbcv_cond=[$4]; test "$rbcv_cond" || unset rbcv_cond])
+m4_ifval([$4], [rbcv_cond=["$4"]; test "$rbcv_cond" || unset rbcv_cond])
AC_CACHE_CHECK(for [$1] function attribute, rbcv,
[rbcv=x
RUBY_WERROR_FLAG([
@@ -835,10 +829,11 @@ ${rbcv_cond+[@%:@endif]})
done
])])
if test "$rbcv" != x; then
- RUBY_DEFINE_IF([${rbcv_cond}], attrib[(x)], $rbcv)
+ RUBY_DEFINE_IF(m4_ifval([$4],[${rbcv_cond}]), attrib[(x)], $rbcv)
fi
-AS_VAR_POPDEF([attrib])
-AS_VAR_POPDEF([rbcv])
+m4_ifval([$4], [unset rbcv_cond])dnl
+AS_VAR_POPDEF([attrib])dnl
+AS_VAR_POPDEF([rbcv])dnl
])
RUBY_FUNC_ATTRIBUTE(noreturn, NORETURN)