8065215: Print warning summary at end of configure

Reviewed-by: erikj, tbell

common/autoconf/configure.ac

@@ -275,3 +275,4 @@ $CHMOD +x $OUTPUT_ROOT/compare.sh
 # Finally output some useful information to the user
 HELP_PRINT_SUMMARY_AND_WARNINGS
 CUSTOM_SUMMARY_AND_WARNINGS_HOOK
+HELP_REPEAT_WARNINGS

common/autoconf/generated-configure.sh

@@ -3971,6 +3971,8 @@ pkgadd_help() {
 
 
 
+
+
 #
 # Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -4329,7 +4331,7 @@ TOOLCHAIN_DESCRIPTION_xlc="IBM XL C/C++"
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1416582260
+DATE_WHEN_GENERATED=1416582658
 
 ###############################################################################
 #
@@ -52427,15 +52429,15 @@ $CHMOD +x $OUTPUT_ROOT/compare.sh
   printf "====================================================\n"
   if test "x$no_create" != "xyes"; then
     if test "x$IS_RECONFIGURE" != "xyes"; then
-      printf "A new configuration has been successfully created in\n %s\n" "$OUTPUT_ROOT"
+      printf "A new configuration has been successfully created in\n%s\n" "$OUTPUT_ROOT"
     else
-      printf "The existing configuration has been successfully updated in\n %s\n" "$OUTPUT_ROOT"
+      printf "The existing configuration has been successfully updated in\n%s\n" "$OUTPUT_ROOT"
     fi
   else
     if test "x$IS_RECONFIGURE" != "xyes"; then
       printf "A configuration has been successfully checked but not created\n"
     else
-      printf "The existing configuration has been successfully checked in\n %s\n" "$OUTPUT_ROOT"
+      printf "The existing configuration has been successfully checked in\n%s\n" "$OUTPUT_ROOT"
     fi
   fi
   if test "x$CONFIGURE_COMMAND_LINE" != x; then
@@ -52507,3 +52509,15 @@ $CHMOD +x $OUTPUT_ROOT/compare.sh
   fi
 
 
+
+if test -e "$OUTPUT_ROOT/config.log"; then
+  $GREP '^configure:.*: WARNING:' "$OUTPUT_ROOT/config.log" > /dev/null 2>&1
+  if test $? -eq 0; then
+    printf "The following warnings were produced. Repeated here for convenience:\n"
+    # We must quote sed expression (using []) to stop m4 from eating the [].
+    $GREP '^configure:.*: WARNING:' "$OUTPUT_ROOT/config.log" | $SED -e  's/^configure:[0-9]*: //'
+    printf "\n"
+  fi
+fi
+
+

common/autoconf/help.m4

@@ -178,15 +178,15 @@ AC_DEFUN_ONCE([HELP_PRINT_SUMMARY_AND_WARNINGS],
   printf "====================================================\n"
   if test "x$no_create" != "xyes"; then
     if test "x$IS_RECONFIGURE" != "xyes"; then
-      printf "A new configuration has been successfully created in\n %s\n" "$OUTPUT_ROOT"
+      printf "A new configuration has been successfully created in\n%s\n" "$OUTPUT_ROOT"
     else
-      printf "The existing configuration has been successfully updated in\n %s\n" "$OUTPUT_ROOT"
+      printf "The existing configuration has been successfully updated in\n%s\n" "$OUTPUT_ROOT"
     fi
   else
     if test "x$IS_RECONFIGURE" != "xyes"; then
       printf "A configuration has been successfully checked but not created\n"
     else
-      printf "The existing configuration has been successfully checked in\n %s\n" "$OUTPUT_ROOT"
+      printf "The existing configuration has been successfully checked in\n%s\n" "$OUTPUT_ROOT"
     fi
   fi
   if test "x$CONFIGURE_COMMAND_LINE" != x; then
@@ -257,3 +257,17 @@ AC_DEFUN_ONCE([HELP_PRINT_SUMMARY_AND_WARNINGS],
     printf "\n"
   fi
 ])
+
+AC_DEFUN_ONCE([HELP_REPEAT_WARNINGS],
+[
+if test -e "$OUTPUT_ROOT/config.log"; then
+  $GREP '^configure:.*: WARNING:' "$OUTPUT_ROOT/config.log" > /dev/null 2>&1
+  if test $? -eq 0; then
+    printf "The following warnings were produced. Repeated here for convenience:\n"
+    # We must quote sed expression (using []) to stop m4 from eating the [].
+    $GREP '^configure:.*: WARNING:' "$OUTPUT_ROOT/config.log" | $SED -e [ 's/^configure:[0-9]*: //' ]
+    printf "\n"
+  fi
+fi
+
+])