common/autoconf/configure

Thu, 05 Apr 2018 07:59:52 -0700

author
kevinw
date
Thu, 05 Apr 2018 07:59:52 -0700
changeset 2206
7ba4e17574e0
parent 2204
0e87966d7ff1
child 2211
2209644bcac4
permissions
-rw-r--r--

8034788: Rewrite toolchain.m4 to support multiple toolchains per platform.
Reviewed-by: ihse, henryjen, erikj

ohair@494 1 #!/bin/bash
ohair@494 2 #
kevinw@2206 3 # Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
ohair@494 4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@494 5 #
ohair@494 6 # This code is free software; you can redistribute it and/or modify it
ohair@494 7 # under the terms of the GNU General Public License version 2 only, as
ohair@494 8 # published by the Free Software Foundation.
ohair@494 9 #
ohair@494 10 # This code is distributed in the hope that it will be useful, but WITHOUT
ohair@494 11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@494 12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@494 13 # version 2 for more details (a copy is included in the LICENSE file that
ohair@494 14 # accompanied this code).
ohair@494 15 #
ohair@494 16 # You should have received a copy of the GNU General Public License version
ohair@494 17 # 2 along with this work; if not, write to the Free Software Foundation,
ohair@494 18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@494 19 #
ohair@494 20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@494 21 # or visit www.oracle.com if you need additional information or have any
ohair@494 22 # questions.
ohair@494 23 #
ohair@494 24
ohair@494 25 if test "x$BASH_VERSION" = x; then
ohair@494 26 echo This script needs bash to run.
ohair@494 27 echo It is recommended to use the configure script in the source tree root instead.
ohair@494 28 exit 1
ohair@494 29 fi
ohair@425 30
ihse@1323 31 # Force autoconf to use bash. This also means we must disable autoconf re-exec.
ihse@1322 32 export CONFIG_SHELL=$BASH
ihse@1323 33 export _as_can_reexec=no
ihse@1322 34
erikj@458 35 CONFIGURE_COMMAND_LINE="$@"
erikj@458 36 conf_script_dir=`dirname $0`
ohair@478 37
ohair@478 38 if [ "$CUSTOM_CONFIG_DIR" = "" ]; then
ohair@478 39 conf_custom_script_dir="$conf_script_dir/../../jdk/make/closed/autoconf"
ohair@478 40 else
ohair@478 41 conf_custom_script_dir=$CUSTOM_CONFIG_DIR
ohair@478 42 fi
erikj@458 43
erikj@458 44 ###
erikj@458 45 ### Test that the generated configure is up-to-date
erikj@458 46 ###
erikj@458 47
ohair@494 48 run_autogen_or_fail() {
ohair@494 49 if test "x`which autoconf 2> /dev/null`" = x; then
ohair@494 50 echo "Cannot locate autoconf, unable to correct situation."
ohair@494 51 echo "Please install autoconf and run 'bash autogen.sh' to update the generated files."
ohair@494 52 echo "Error: Cannot continue" 1>&2
ohair@494 53 exit 1
ohair@494 54 else
ohair@494 55 echo "Running autogen.sh to correct the situation"
ohair@494 56 bash $conf_script_dir/autogen.sh
ohair@494 57 fi
erikj@458 58 }
erikj@458 59
ohair@494 60 check_autoconf_timestamps() {
ohair@494 61 for file in $conf_script_dir/configure.ac $conf_script_dir/*.m4 ; do
ohair@494 62 if test $file -nt $conf_script_dir/generated-configure.sh; then
ohair@494 63 echo "Warning: The configure source files is newer than the generated files."
ohair@494 64 run_autogen_or_fail
erikj@458 65 fi
erikj@458 66 done
erikj@458 67
ohair@494 68 if test -e $conf_custom_script_dir/generated-configure.sh; then
ohair@494 69 # If custom source configure is available, make sure it is up-to-date as well.
ohair@494 70 for file in $conf_script_dir/configure.ac $conf_script_dir/*.m4 $conf_custom_script_dir/*.m4; do
ohair@494 71 if test $file -nt $conf_custom_script_dir/generated-configure.sh; then
ohair@494 72 echo "Warning: The configure source files is newer than the custom generated files."
ohair@494 73 run_autogen_or_fail
ohair@494 74 fi
ohair@494 75 done
ohair@494 76 fi
ohair@494 77 }
ohair@494 78
ohair@494 79 check_hg_updates() {
ohair@494 80 if test "x`which hg 2> /dev/null`" != x; then
ohair@494 81 conf_updated_autoconf_files=`cd $conf_script_dir && hg status -mard 2> /dev/null | grep autoconf`
ohair@494 82 if test "x$conf_updated_autoconf_files" != x; then
ohair@494 83 echo "Configure source code has been updated, checking time stamps"
ohair@494 84 check_autoconf_timestamps
ohair@494 85 fi
ohair@494 86
ohair@494 87 if test -e $conf_custom_script_dir; then
ohair@494 88 # If custom source configure is available, make sure it is up-to-date as well.
ohair@494 89 conf_custom_updated_autoconf_files=`cd $conf_custom_script_dir && hg status -mard 2> /dev/null | grep autoconf`
ohair@494 90 if test "x$conf_custom_updated_autoconf_files" != x; then
ohair@494 91 echo "Configure custom source code has been updated, checking time stamps"
ohair@494 92 check_autoconf_timestamps
ohair@494 93 fi
ohair@494 94 fi
ohair@494 95 fi
ohair@494 96 }
ohair@494 97
ohair@494 98 # Check for local changes
ohair@494 99 check_hg_updates
ohair@494 100
ohair@494 101 if test -e $conf_custom_script_dir/generated-configure.sh; then
ohair@478 102 # Test if open configure is newer than custom configure, if so, custom needs to
ohair@478 103 # be regenerated. This test is required to ensure consistency with custom source.
ohair@494 104 conf_open_configure_timestamp=`grep DATE_WHEN_GENERATED= $conf_script_dir/generated-configure.sh | cut -d"=" -f 2`
ohair@494 105 conf_custom_configure_timestamp=`grep DATE_WHEN_GENERATED= $conf_custom_script_dir/generated-configure.sh | cut -d"=" -f 2`
ohair@494 106 if test $conf_open_configure_timestamp -gt $conf_custom_configure_timestamp; then
ohair@494 107 echo "Warning: The generated configure file contains changes not present in the custom generated file."
ohair@494 108 run_autogen_or_fail
erikj@458 109 fi
ohair@425 110 fi
ohair@425 111
ihse@839 112 # Autoconf calls the configure script recursively sometimes.
ohair@478 113 # Don't start logging twice in that case
ohair@494 114 if test "x$conf_debug_configure" = xtrue; then
ohair@478 115 conf_debug_configure=recursive
ohair@478 116 fi
erikj@458 117 ###
erikj@458 118 ### Process command-line arguments
erikj@458 119 ###
ohair@494 120 conf_processed_arguments=()
erikj@458 121 conf_openjdk_target=
ohair@425 122
erikj@458 123 for conf_option
ohair@425 124 do
erikj@458 125 case $conf_option in
ihse@839 126 --openjdk-target=*)
ihse@839 127 conf_openjdk_target=`expr "X$conf_option" : '[^=]*=\(.*\)'`
kevinw@2204 128 ;;
ihse@839 129 --debug-configure)
ihse@839 130 if test "x$conf_debug_configure" != xrecursive; then
ihse@839 131 conf_debug_configure=true
ihse@839 132 export conf_debug_configure
ihse@839 133 fi
kevinw@2204 134 ;;
kevinw@2204 135 [^-]*=*)
kevinw@2204 136 # Add name of variable to CONFIGURE_OVERRIDDEN_VARIABLES list inside !...!.
kevinw@2204 137 conf_env_var=`expr "x$conf_option" : 'x\([^=]*\)='`
kevinw@2204 138 CONFIGURE_OVERRIDDEN_VARIABLES="$CONFIGURE_OVERRIDDEN_VARIABLES!$conf_env_var!"
kevinw@2204 139 # ... and then process argument as usual
kevinw@2204 140 conf_processed_arguments=("${conf_processed_arguments[@]}" "$conf_option")
kevinw@2204 141 ;;
ihse@839 142 *)
kevinw@2204 143 conf_processed_arguments=("${conf_processed_arguments[@]}" "$conf_option")
kevinw@2204 144 ;;
ohair@425 145 esac
ohair@425 146
erikj@458 147 case $conf_option in
ihse@839 148 -build | --build | --buil | --bui | --bu |-build=* | --build=* | --buil=* | --bui=* | --bu=*)
ihse@839 149 conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
ihse@839 150 -target | --target | --targe | --targ | --tar | --ta | --t | -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
ihse@839 151 conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
ihse@839 152 -host | --host | --hos | --ho | -host=* | --host=* | --hos=* | --ho=*)
ihse@839 153 conf_legacy_crosscompile="$conf_legacy_crosscompile $conf_option" ;;
ihse@839 154 -help | --help | --hel | --he | -h)
ihse@839 155 conf_print_help=true ;;
ohair@425 156 esac
ohair@425 157 done
ohair@425 158
ohair@494 159 if test "x$conf_legacy_crosscompile" != "x"; then
ohair@494 160 if test "x$conf_openjdk_target" != "x"; then
erikj@458 161 echo "Error: Specifying --openjdk-target together with autoconf"
erikj@458 162 echo "legacy cross-compilation flags is not supported."
erikj@458 163 echo "You specified: --openjdk-target=$conf_openjdk_target and $conf_legacy_crosscompile."
erikj@458 164 echo "The recommended use is just --openjdk-target."
erikj@458 165 exit 1
erikj@458 166 else
erikj@458 167 echo "Warning: You are using legacy autoconf cross-compilation flags."
erikj@458 168 echo "It is recommended that you use --openjdk-target instead."
erikj@458 169 echo ""
ohair@425 170 fi
ohair@425 171 fi
ohair@425 172
ohair@494 173 if test "x$conf_openjdk_target" != "x"; then
erikj@458 174 conf_build_platform=`sh $conf_script_dir/build-aux/config.guess`
ohair@494 175 conf_processed_arguments=("--build=$conf_build_platform" "--host=$conf_openjdk_target" "--target=$conf_openjdk_target" "${conf_processed_arguments[@]}")
ohair@425 176 fi
ohair@425 177
erikj@458 178 # Make configure exit with error on invalid options as default.
erikj@458 179 # Can be overridden by --disable-option-checking, since we prepend our argument
erikj@458 180 # and later options override earlier.
ohair@494 181 conf_processed_arguments=("--enable-option-checking=fatal" "${conf_processed_arguments[@]}")
ohair@425 182
erikj@458 183 ###
erikj@458 184 ### Call the configure script
erikj@458 185 ###
ohair@494 186 if test -e $conf_custom_script_dir/generated-configure.sh; then
ohair@478 187 # Custom source configure available; run that instead
ohair@478 188 echo Running custom generated-configure.sh
ohair@478 189 conf_script_to_run=$conf_custom_script_dir/generated-configure.sh
erikj@458 190 else
ohair@478 191 echo Running generated-configure.sh
ohair@478 192 conf_script_to_run=$conf_script_dir/generated-configure.sh
ihse@839 193 fi
ohair@478 194
ohair@494 195 if test "x$conf_debug_configure" != x; then
ohair@478 196 # Turn on shell debug output if requested (initial or recursive)
ohair@478 197 set -x
ohair@425 198 fi
ohair@425 199
ohair@494 200 if test "x$conf_debug_configure" = xtrue; then
ohair@478 201 # Turn on logging, but don't turn on twice when called recursive
ohair@478 202 conf_debug_logfile=./debug-configure.log
ohair@494 203 (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
ohair@478 204 else
ohair@494 205 ( . $conf_script_to_run "${conf_processed_arguments[@]}" )
ohair@478 206 fi
ohair@478 207
ohair@478 208 conf_result_code=$?
erikj@458 209 ###
erikj@458 210 ### Post-processing
erikj@458 211 ###
ohair@425 212
ohair@494 213 if test $conf_result_code -eq 0; then
ohair@494 214 if test "x$conf_print_help" = xtrue; then
ohair@494 215 cat <<EOT
ohair@494 216
ohair@494 217 Additional (non-autoconf) OpenJDK Options:
ohair@494 218 --openjdk-target=TARGET cross-compile with TARGET as target platform
ohair@494 219 (i.e. the one you will run the resulting binary on).
ohair@494 220 Equivalent to --host=TARGET --target=TARGET
ohair@494 221 --build=<current platform>
ohair@494 222 --debug-configure Run the configure script with additional debug
ohair@494 223 logging enabled.
ohair@494 224
kevinw@2206 225 EOT
kevinw@2206 226
kevinw@2206 227 # Print list of toolchains. This must be done by the autoconf script.
kevinw@2206 228 ( CONFIGURE_PRINT_TOOLCHAIN_LIST=true . $conf_script_to_run PRINTF=printf )
kevinw@2206 229
kevinw@2206 230 cat <<EOT
kevinw@2206 231
ohair@494 232 Please be aware that, when cross-compiling, the OpenJDK configure script will
ohair@494 233 generally use 'target' where autoconf traditionally uses 'host'.
kevinw@2204 234
kevinw@2204 235 Also note that variables must be passed on the command line. Variables in the
kevinw@2204 236 environment will generally be ignored, unlike traditional autoconf scripts.
ohair@494 237 EOT
ohair@494 238 fi
ohair@494 239 else
ohair@494 240 echo configure exiting with result code $conf_result_code
ohair@494 241 fi
ohair@494 242
ohair@478 243 exit $conf_result_code

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