Merge branch 'pan/otp_8692_static_config_cache' into dev

* pan/otp_8692_static_config_cache:
  Teach rc.sh to use tail -n +2 instead of tail +2
  Make win32.config.cache static and copied when doing otp_build configure

3 files changed, 22 insertions, 8 deletions

diff --git a/erts/autoconf/win32.config.cache b/erts/autoconf/win32.config.cache.static
index 31dfe510cd..31dfe510cd 100755
--- a/erts/autoconf/win32.config.cache
+++ b/erts/autoconf/win32.config.cache.static
diff --git a/erts/etc/win32/cygwin_tools/vc/rc.sh b/erts/etc/win32/cygwin_tools/vc/rc.sh
index 6a6921c49e..054c672e64 100755
--- a/erts/etc/win32/cygwin_tools/vc/rc.sh
+++ b/erts/etc/win32/cygwin_tools/vc/rc.sh
@@ -2,20 +2,20 @@
 # set -x
 # 
 # %CopyrightBegin%
-# 
-# Copyright Ericsson AB 2002-2009. All Rights Reserved.
-# 
+#
+# Copyright Ericsson AB 2002-2010. All Rights Reserved.
+#
 # The contents of this file are subject to the Erlang Public License,
 # Version 1.1, (the "License"); you may not use this file except in
 # compliance with the License. You should have received a copy of the
 # Erlang Public License along with this software. If not, it can be
 # retrieved online at http://www.erlang.org/.
-# 
+#
 # Software distributed under the License is distributed on an "AS IS"
 # basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 # the License for the specific language governing rights and limitations
 # under the License.
-# 
+#
 # %CopyrightEnd%
 # 
 # Save the command line for debug outputs
@@ -80,7 +80,7 @@ if [ "X$RC_SH_DEBUG_LOG" != "X" ]; then
 fi
 eval $RCC "$CMD"  >/tmp/rc.exe.${p}.1 2>/tmp/rc.exe.${p}.2
 RES=$?
-tail +2 /tmp/rc.exe.${p}.2 >&2
+tail -n +2 /tmp/rc.exe.${p}.2 >&2
 cat /tmp/rc.exe.${p}.1
 rm -f /tmp/rc.exe.${p}.2 /tmp/rc.exe.${p}.1
 exit $RES
diff --git a/otp_build b/otp_build
index 67608138f7..1744351f8b 100755
--- a/otp_build
+++ b/otp_build
@@ -505,6 +505,15 @@ EOF
     return 0
 }
 
+maybe_copy_static_cache ()
+{
+    if [ '!' -z "$OVERRIDE_CONFIG_CACHE_STATIC" ]; then
+	if [ '!' -z "$OVERRIDE_CONFIG_CACHE" ]; then
+	    cp -f "$OVERRIDE_CONFIG_CACHE_STATIC" "$OVERRIDE_CONFIG_CACHE"
+	fi
+    fi
+}
+
 do_configure ()
 {
     setup_make
@@ -534,6 +543,7 @@ do_configure ()
 		exit 1;;
 	esac
     else
+	maybe_copy_static_cache
 	try_cross_configure "$@"
 	if [ $cross_configure = no ]; then
 	    CONFIG_FLAGS=
@@ -550,6 +560,7 @@ do_lazy_configure ()
 	echo "Not supported for cross compilation" >&2
 	exit 1
     fi
+    maybe_copy_static_cache
     CONFIG_FLAGS=
     set_config_flags "$@"
     CONFIGURE_FLAGS="$@"
@@ -756,8 +767,11 @@ echo_env_win32 ()
     echo_setenv CXX cc.sh ';'
     echo_setenv AR ar.sh ';'
     echo_setenv RANLIB true ';'
-    echo_setenv OVERRIDE_CONFIG_CACHE "$ERL_TOP/erts/autoconf/win32.config.cache"
-    echo_setenv PATH "$ERL_TOP/erts/etc/win32/cygwin_tools/vc:$ERL_TOP/erts/etc/win32/cygwin_tools:$P3"
+    if [ -f "$ERL_TOP/erts/autoconf/win32.config.cache.static" ]; then
+	echo_setenv OVERRIDE_CONFIG_CACHE_STATIC  "$ERL_TOP/erts/autoconf/win32.config.cache.static" ';'
+    fi
+    echo_setenv OVERRIDE_CONFIG_CACHE "$ERL_TOP/erts/autoconf/win32.config.cache" ';'
+    echo_setenv PATH "$ERL_TOP/erts/etc/win32/cygwin_tools/vc:$ERL_TOP/erts/etc/win32/cygwin_tools:$P3" ';'
     echo_envinfo
 }