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changeset 12998:de97ad7c83eb

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pty: Make forkpty check work.
author Simon Josefsson <simon@josefsson.org>
date Wed, 17 Mar 2010 15:29:00 +0100
parents 3870d1e5f8d4
children e7606e6e8c83
files ChangeLog m4/pty.m4
diffstat 2 files changed, 6 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-03-17  Ludovic Courtès <ludo@gnu.org>  (tiny change)
+
+	* m4/pty.m4: Unset $ac_cv_have_decl_forkpty before the second
+	`AC_CHECK_DECL' invocation.
+
 2010-03-15  Sergey Poznyakoff  <gray@gnu.org.ua>
 
 	* lib/inttostr.c (inttostr): Make sure the invocation of verify
--- a/m4/pty.m4
+++ b/m4/pty.m4
@@ -17,6 +17,7 @@
   if test $ac_cv_header_pty_h != yes; then
     AC_CHECK_DECL([forkpty],,, [[#include <util.h>]])
     if test $ac_cv_have_decl_forkpty = no; then
+      unset ac_cv_have_decl_forkpty
       AC_CHECK_DECL([forkpty],,, [[#include <libutil.h>]])
       if test $ac_cv_have_decl_forkpty = no; then
         AC_MSG_WARN([[Cannot find forkpty, build will likely fail]])