common/autoconf/configure

Fri, 26 Oct 2012 14:29:57 -0700

author
ohair
date
Fri, 26 Oct 2012 14:29:57 -0700
changeset 494
e64f2cb57d05
parent 478
2ba6f4da4bf3
child 797
69da99676239
permissions
-rw-r--r--

8000992: Update new build-infra makefiles
Summary: Build-infra project integration. Multiple authors on this work: erikj and ihse primarily, also changes from ohair, tbell, and dholmes. Special credit to ohstrom for his smartjavac work.
Reviewed-by: erikj, ihse, dholmes, tbell

     1 #!/bin/bash
     2 #
     3 # Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
     4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     5 #
     6 # This code is free software; you can redistribute it and/or modify it
     7 # under the terms of the GNU General Public License version 2 only, as
     8 # published by the Free Software Foundation.
     9 #
    10 # This code is distributed in the hope that it will be useful, but WITHOUT
    11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    12 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    13 # version 2 for more details (a copy is included in the LICENSE file that
    14 # accompanied this code).
    15 #
    16 # You should have received a copy of the GNU General Public License version
    17 # 2 along with this work; if not, write to the Free Software Foundation,
    18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    19 #
    20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    21 # or visit www.oracle.com if you need additional information or have any
    22 # questions.
    23 #
    25 if test "x$BASH_VERSION" = x; then
    26   echo This script needs bash to run.
    27   echo It is recommended to use the configure script in the source tree root instead.
    28   exit 1
    29 fi
    31 CONFIGURE_COMMAND_LINE="$@"
    32 conf_script_dir=`dirname $0`
    34 if [ "$CUSTOM_CONFIG_DIR" = "" ]; then
    35   conf_custom_script_dir="$conf_script_dir/../../jdk/make/closed/autoconf"
    36 else
    37   conf_custom_script_dir=$CUSTOM_CONFIG_DIR
    38 fi
    40 ###
    41 ### Test that the generated configure is up-to-date
    42 ###
    44 run_autogen_or_fail() {
    45   if test "x`which autoconf 2> /dev/null`" = x; then
    46     echo "Cannot locate autoconf, unable to correct situation."
    47     echo "Please install autoconf and run 'bash autogen.sh' to update the generated files."
    48     echo "Error: Cannot continue" 1>&2
    49     exit 1
    50   else
    51     echo "Running autogen.sh to correct the situation"
    52     bash $conf_script_dir/autogen.sh
    53   fi
    54 }
    56 check_autoconf_timestamps() {
    57   for file in $conf_script_dir/configure.ac $conf_script_dir/*.m4 ; do
    58     if test $file -nt $conf_script_dir/generated-configure.sh; then
    59       echo "Warning: The configure source files is newer than the generated files."
    60       run_autogen_or_fail
    61     fi
    62   done
    64   if test -e $conf_custom_script_dir/generated-configure.sh; then
    65     # If custom source configure is available, make sure it is up-to-date as well.
    66     for file in $conf_script_dir/configure.ac $conf_script_dir/*.m4 $conf_custom_script_dir/*.m4; do
    67       if test $file -nt $conf_custom_script_dir/generated-configure.sh; then
    68         echo "Warning: The configure source files is newer than the custom generated files."
    69         run_autogen_or_fail
    70       fi
    71     done
    72   fi
    73 }
    75 check_hg_updates() {
    76   if test "x`which hg 2> /dev/null`" != x; then
    77     conf_updated_autoconf_files=`cd $conf_script_dir && hg status -mard 2> /dev/null | grep autoconf`
    78     if test "x$conf_updated_autoconf_files" != x; then
    79       echo "Configure source code has been updated, checking time stamps"
    80       check_autoconf_timestamps
    81     fi
    83     if test -e $conf_custom_script_dir; then
    84       # If custom source configure is available, make sure it is up-to-date as well.
    85       conf_custom_updated_autoconf_files=`cd $conf_custom_script_dir && hg status -mard 2> /dev/null | grep autoconf`
    86       if test "x$conf_custom_updated_autoconf_files" != x; then
    87         echo "Configure custom source code has been updated, checking time stamps"
    88         check_autoconf_timestamps
    89       fi
    90     fi
    92   fi
    93 }
    95 # Check for local changes
    96 check_hg_updates
    98 if test -e $conf_custom_script_dir/generated-configure.sh; then
    99   # Test if open configure is newer than custom configure, if so, custom needs to
   100   # be regenerated. This test is required to ensure consistency with custom source.
   101   conf_open_configure_timestamp=`grep DATE_WHEN_GENERATED= $conf_script_dir/generated-configure.sh  | cut -d"=" -f 2`
   102   conf_custom_configure_timestamp=`grep DATE_WHEN_GENERATED= $conf_custom_script_dir/generated-configure.sh  | cut -d"=" -f 2`
   103   if test $conf_open_configure_timestamp -gt $conf_custom_configure_timestamp; then
   104     echo "Warning: The generated configure file contains changes not present in the custom generated file."
   105     run_autogen_or_fail
   106   fi
   107 fi
   109 # Autoconf calls the configure script recursively sometimes. 
   110 # Don't start logging twice in that case
   111 if test "x$conf_debug_configure" = xtrue; then
   112   conf_debug_configure=recursive
   113 fi
   114 ###
   115 ### Process command-line arguments
   116 ###
   117 conf_processed_arguments=()
   118 conf_openjdk_target=
   120 for conf_option
   121 do
   122   case $conf_option in
   123   --openjdk-target=*)
   124     conf_openjdk_target=`expr "X$conf_option" : '[^=]*=\(.*\)'`
   125     continue ;;
   126   --debug-configure)
   127     if test "x$conf_debug_configure" != xrecursive; then
   128       conf_debug_configure=true
   129       export conf_debug_configure
   130     fi
   131     continue ;;
   132   *)
   133     conf_processed_arguments=("${conf_processed_arguments[@]}" "$conf_option") ;;
   134   esac
   136   case $conf_option in
   137   -build | --build | --buil | --bui | --bu |-build=* | --build=* | --buil=* | --bui=* | --bu=*)
   138     conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
   139   -target | --target | --targe | --targ | --tar | --ta | --t | -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
   140     conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
   141   -host | --host | --hos | --ho | -host=* | --host=* | --hos=* | --ho=*)
   142     conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
   143   -help | --help | --hel | --he | -h)
   144     conf_print_help=true ;;
   145   esac
   146 done
   148 if test "x$conf_legacy_crosscompile" != "x"; then
   149   if test "x$conf_openjdk_target" != "x"; then
   150     echo "Error: Specifying --openjdk-target together with autoconf"
   151     echo "legacy cross-compilation flags is not supported."
   152     echo "You specified: --openjdk-target=$conf_openjdk_target and $conf_legacy_crosscompile."
   153     echo "The recommended use is just --openjdk-target."
   154     exit 1
   155   else
   156     echo "Warning: You are using legacy autoconf cross-compilation flags."
   157     echo "It is recommended that you use --openjdk-target instead."
   158     echo ""
   159   fi
   160 fi
   162 if test "x$conf_openjdk_target" != "x"; then
   163   conf_build_platform=`sh $conf_script_dir/build-aux/config.guess`
   164   conf_processed_arguments=("--build=$conf_build_platform" "--host=$conf_openjdk_target" "--target=$conf_openjdk_target" "${conf_processed_arguments[@]}")
   165 fi
   167 # Make configure exit with error on invalid options as default.
   168 # Can be overridden by --disable-option-checking, since we prepend our argument
   169 # and later options override earlier.
   170 conf_processed_arguments=("--enable-option-checking=fatal" "${conf_processed_arguments[@]}")
   172 ###
   173 ### Call the configure script
   174 ###
   175 if test -e $conf_custom_script_dir/generated-configure.sh; then
   176   # Custom source configure available; run that instead
   177   echo Running custom generated-configure.sh
   178   conf_script_to_run=$conf_custom_script_dir/generated-configure.sh
   179 else
   180   echo Running generated-configure.sh
   181   conf_script_to_run=$conf_script_dir/generated-configure.sh
   182 fi  
   184 if test "x$conf_debug_configure" != x; then
   185   # Turn on shell debug output if requested (initial or recursive)
   186   set -x
   187 fi
   189 if test "x$conf_debug_configure" = xtrue; then
   190   # Turn on logging, but don't turn on twice when called recursive
   191   conf_debug_logfile=./debug-configure.log
   192   (exec 3>&1 ; (. $conf_script_to_run "${conf_processed_arguments[@]}" 2>&1 1>&3 ) | tee -a $conf_debug_logfile 1>&2 ; exec 3>&-) | tee -a $conf_debug_logfile
   193 else
   194   ( . $conf_script_to_run "${conf_processed_arguments[@]}" )
   195 fi
   197 conf_result_code=$?
   198 ###
   199 ### Post-processing
   200 ###
   202 if test $conf_result_code -eq 0; then
   203   if test "x$conf_print_help" = xtrue; then
   204     cat <<EOT
   206 Additional (non-autoconf) OpenJDK Options:
   207   --openjdk-target=TARGET cross-compile with TARGET as target platform
   208                           (i.e. the one you will run the resulting binary on).
   209                           Equivalent to --host=TARGET --target=TARGET
   210                           --build=<current platform>
   211   --debug-configure       Run the configure script with additional debug
   212                           logging enabled.
   214 Please be aware that, when cross-compiling, the OpenJDK configure script will
   215 generally use 'target' where autoconf traditionally uses 'host'.
   216 EOT
   217   fi
   218 else
   219   echo configure exiting with result code $conf_result_code
   220 fi
   222 # Move the log file to the output root, if this was successfully created
   223 if test -d "$OUTPUT_ROOT"; then
   224   mv -f config.log "$OUTPUT_ROOT" 2> /dev/null
   225 fi
   227 exit $conf_result_code

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