From 2a79c47f95d0e9c4a6846c9ec96c69ec65ec198d Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Fri, 4 Apr 2008 11:39:20 +0000
Subject: re PR middle-end/4334 (Flow control insn inside a basic block,
 arm/netbsd, gcc 3.1)

        PR binutils/4334
        * acx.m4 (ACX_CHECK_CYGWIN_CAT_WORKS): New macro to check that
        cygwin builds are not running in textmode.

        * configure.ac: Run ACX_XHEXK_CYGWIN_CAT_WORKS for cygwin hosted
        builds.
        * configure: Regenerate.

From-SVN: r133894
---
 configure | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index 0fc08b58..b146180 100755
--- a/configure
+++ b/configure
@@ -2780,6 +2780,33 @@ case "${host}" in
     host_makefile_frag="config/mh-djgpp"
     ;;
   *-cygwin*)
+
+echo "$as_me:$LINENO: checking to see if cat works as expected" >&5
+echo $ECHO_N "checking to see if cat works as expected... $ECHO_C" >&6
+echo a >cygwin-cat-check
+if test `cat cygwin-cat-check` == a ; then
+  rm cygwin-cat-check
+  echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else
+  rm cygwin-cat-check
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+  { { echo "$as_me:$LINENO: error: The cat command does not ignore carriage return characters.
+  Please either mount the build directory in binary mode or run the following
+  commands before running any configure script:
+set -o igncr
+export SHELLOPTS
+  " >&5
+echo "$as_me: error: The cat command does not ignore carriage return characters.
+  Please either mount the build directory in binary mode or run the following
+  commands before running any configure script:
+set -o igncr
+export SHELLOPTS
+  " >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
     host_makefile_frag="config/mh-cygwin"
     ;;
   *-mingw*)
-- 
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