From cae7f886e31f25fd9255be05322626675713d74f Mon Sep 17 00:00:00 2001
From: "Gregory P. Smith" <greg@mad-scientist.com>
Date: Sun, 7 Sep 2008 06:44:12 +0000
Subject: [PATCH] rerun autoconf after r66288, add the Misc/NEWS entry.

---
 Misc/NEWS |   3 ++
 configure | 133 ++++++++++++++----------------------------------------
 2 files changed, 38 insertions(+), 98 deletions(-)

diff --git a/Misc/NEWS b/Misc/NEWS
index ebf0956d719..e0e95087880 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -76,6 +76,9 @@ Core and builtins
 - Issue #2588, #2589: Fix potential integer underflow and overflow
   conditions in the PyOS_vsnprintf C API function.
 
+- Issue #1204: The configure script now tests for additional libraries
+  that may be required when linking against readline.  This fixes issues
+  with x86_64 builds on some platforms (a few Linux flavors and OpenBSD).
 
 Library
 -------
diff --git a/configure b/configure
index 4ee0b96887a..415619bc83d 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 60465 .
+# From configure.in Revision: 66288 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61 for python 2.5.
 #
@@ -2003,7 +2003,7 @@ case $ac_sys_system/$ac_sys_release in
   # On OpenBSD, select(2) is not available if _XOPEN_SOURCE is defined,
   # even though select is a POSIX function. Reported by J. Ribbens.
   # Reconfirmed for OpenBSD 3.3 by Zachary Hamm, for 3.4 by Jason Ish.
-  OpenBSD/2.* | OpenBSD/3.[0123456789] | OpenBSD/4.[0])
+  OpenBSD/2.* | OpenBSD/3.[0123456789] | OpenBSD/4.[0123])
     define_xopen_source=no
     # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
     # also defined. This can be overridden by defining _BSD_SOURCE
@@ -20977,14 +20977,20 @@ fi
 # save the value of LIBS so we don't actually link Python with readline
 LIBS_no_readline=$LIBS
 
-{ echo "$as_me:$LINENO: checking for readline in -lreadline" >&5
-echo $ECHO_N "checking for readline in -lreadline... $ECHO_C" >&6; }
-if test "${ac_cv_lib_readline_readline+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lreadline  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
+# On some systems we need to link readline to a termcap compatible
+# library.  NOTE: Keep the precedence of listed libraries synchronised
+# with setup.py.
+py_cv_lib_readline=no
+{ echo "$as_me:$LINENO: checking how to link readline libs" >&5
+echo $ECHO_N "checking how to link readline libs... $ECHO_C" >&6; }
+for py_libtermcap in "" ncursesw ncurses curses termcap; do
+  if test -z "$py_libtermcap"; then
+    READLINE_LIBS="-lreadline"
+  else
+    READLINE_LIBS="-lreadline -l$py_libtermcap"
+  fi
+  LIBS="$READLINE_LIBS $LIBS_no_readline"
+  cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -21024,102 +21030,33 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext &&
        $as_test_x conftest$ac_exeext; then
-  ac_cv_lib_readline_readline=yes
+  py_cv_lib_readline=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	ac_cv_lib_readline_readline=no
+
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_readline_readline" >&5
-echo "${ECHO_T}$ac_cv_lib_readline_readline" >&6; }
-if test $ac_cv_lib_readline_readline = yes; then
-  cat >>confdefs.h <<_ACEOF
+  if test $py_cv_lib_readline = yes; then
+    break
+  fi
+done
+# Uncomment this line if you want to use READINE_LIBS in Makefile or scripts
+#AC_SUBST([READLINE_LIBS])
+if test $py_cv_lib_readline = !yes; then
+  { echo "$as_me:$LINENO: result: none" >&5
+echo "${ECHO_T}none" >&6; }
+else
+  { echo "$as_me:$LINENO: result: $READLINE_LIBS" >&5
+echo "${ECHO_T}$READLINE_LIBS" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
 #define HAVE_LIBREADLINE 1
 _ACEOF
 
-  LIBS="-lreadline $LIBS"
-
-fi
-
-if test "$ac_cv_have_readline_readline" = no
-then
-
-{ echo "$as_me:$LINENO: checking for readline in -ltermcap" >&5
-echo $ECHO_N "checking for readline in -ltermcap... $ECHO_C" >&6; }
-if test "${ac_cv_lib_termcap_readline+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ltermcap  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char readline ();
-int
-main ()
-{
-return readline ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
-  (eval "$ac_link") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
-  ac_cv_lib_termcap_readline=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_cv_lib_termcap_readline=no
-fi
-
-rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_termcap_readline" >&5
-echo "${ECHO_T}$ac_cv_lib_termcap_readline" >&6; }
-if test $ac_cv_lib_termcap_readline = yes; then
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBTERMCAP 1
-_ACEOF
-
-  LIBS="-ltermcap $LIBS"
-
-fi
-
 fi
 
 # check for readline 2.1
@@ -21129,7 +21066,7 @@ if test "${ac_cv_lib_readline_rl_callback_handler_install+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lreadline  $LIBS"
+LIBS="-lreadline $READLINE_LIBS $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -21257,7 +21194,7 @@ if test "${ac_cv_lib_readline_rl_pre_input_hook+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lreadline  $LIBS"
+LIBS="-lreadline $READLINE_LIBS $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -21328,7 +21265,7 @@ if test "${ac_cv_lib_readline_rl_completion_matches+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lreadline  $LIBS"
+LIBS="-lreadline $READLINE_LIBS $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF