Add back AH_CHECK_HEADERS.

* lib/autoconf/general.m4 (AH_CHECK_HEADERS): New.
* NEWS: Add new section.

diff --git a/ChangeLog b/ChangeLog
index 61bda1a2af7148920736520f2946860f7402f870..1deccc6cba84ee2ac2743f5e98ff46e8251e290f 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2009-07-30  Paolo Bonzini  <bonzini@gnu.org>
+
+       Add back AH_CHECK_HEADERS.
+       * lib/autoconf/general.m4 (AH_CHECK_HEADERS): New.
+       * NEWS: Create new section.
+
 2009-07-29  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        testsuite: avoid bogus hostname match from inner test logs.

diff --git a/NEWS b/NEWS
index fc5730f29e37a5e77fd075b14055a9fbc2b1e62b..7e8a522560ad000a055e7ac03d3a32c390f864d7 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,14 @@
 GNU Autoconf NEWS - User visible changes.
 
+* Major changes in Autoconf 2.64a (????-??-??) [experimental]
+  Released by ???? ????
+
+** The following undocumented autoconf macros, removed in Autoconf 2.64,
+   have been reinstated:
+   AH_CHECK_HEADERS
+
+   These macros are present only for backwards compatibility purposes.
+
 * Major changes in Autoconf 2.64 (2009-07-26) [stable]
   Released by Eric Blake, based on git versions 2.63b.*.
 

diff --git a/lib/autoconf/headers.m4 b/lib/autoconf/headers.m4
index 21b512c8fa7a1f54c5338a70d0f101861fd0d691..36c18993963738b23248cf272da32721114d0409 100644 (file)
--- a/lib/autoconf/headers.m4
+++ b/lib/autoconf/headers.m4
@@ -253,6 +253,12 @@ m4_define([_AH_CHECK_HEADER],
   [Define to 1 if you have the <$1> header file.])])
 
 
+# AH_CHECK_HEADERS(HEADER-FILE...)
+# --------------------------------
+m4_define([AH_CHECK_HEADERS],
+[m4_foreach_w([AC_Header], [$1], [_AH_CHECK_HEADER(m4_defn([AC_Header]))])])
+
+
 # AC_CHECK_HEADERS(HEADER-FILE...,
 #                 [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
 #                 [INCLUDES])