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[build-toolchain] Add an option to control if code built by the toolchain links by default to the OS runtime or the toolchain runtime.
Today by default, we always link against the runtime runtime. This option just lets our users decide what they want, but leaves the defaults alone.
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‎utils/build-presets.ini

Lines changed: 33 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1277,6 +1277,7 @@ darwin-toolchain-display-name-short=%(darwin_toolchain_display_name_short)s
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darwin-toolchain-name=%(darwin_toolchain_xctoolchain_name)s
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darwin-toolchain-version=%(darwin_toolchain_version)s
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darwin-toolchain-alias=%(darwin_toolchain_alias)s
1280+
darwin-toolchain-require-use-os-runtime=0
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[preset: mixin_osx_package_test]
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build-subdir=buildbot_osx
@@ -1296,6 +1297,8 @@ lldb-test-swift-only
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# Path to the .tar.gz package we would create.
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installable-package=%(installable_package)s
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1300+
[preset: mixin_osx_package,use_os_runtime]:
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darwin-toolchain-require-use-os-runtime=1
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[preset: buildbot_osx_package]
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mixin-preset=
@@ -1306,6 +1309,11 @@ mixin-preset=
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# SKIP LLDB TESTS (67923799)
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skip-test-lldb
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[preset: buildbot_osx_package,use_os_runtime]
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mixin-preset=
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buildbot_osx_package
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mixin_osx_package,use_os_runtime
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[preset: buildbot_osx_package,no_assertions]
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mixin-preset=
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mixin_osx_package_base
@@ -1315,12 +1323,20 @@ dash-dash
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no-assertions
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[preset: buildbot_osx_package,no_assertions,use_os_runtime]
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mixin-preset=
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buildbot_osx_package,no_assertions
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mixin_osx_package,use_os_runtime
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[preset: buildbot_osx_package,no_assertions,lto]
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mixin-preset=buildbot_osx_package,no_assertions
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lto
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[preset: buildbot_osx_package,no_assertions,lto,use_os_runtime]
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mixin-preset=
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buildbot_osx_package,no_assertions,lto
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mixin_osx_package,use_os_runtime
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[preset: buildbot_osx_package,no_assertions,no_test]
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mixin-preset=
@@ -1339,6 +1355,10 @@ skip-test-swiftsyntax
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skip-test-skstresstester
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skip-test-swiftevolve
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1358+
[preset: buildbot_osx_package,no_assertions,no_test,use_os_runtime]
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mixin-preset=
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buildbot_osx_package,no_assertions,no_test
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mixin_osx_package,use_os_runtime
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# Debug version of the compilers, release version of the stdlib.
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[preset: buildbot_osx_package,tools=DA,stdlib=R]
@@ -1352,6 +1372,11 @@ debug-llvm
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debug-swift
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no-swift-stdlib-assertions
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[preset: buildbot_osx_package,tools=DA,stdlib=R,use_os_runtime]
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mixin-preset=
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buildbot_osx_package,tools=DA,stdlib=R
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mixin_osx_package,use_os_runtime
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[preset: mixin_buildbot_osx_package,no_test]
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skip-test-swift
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skip-test-swiftpm
@@ -1370,6 +1395,14 @@ mixin-preset=
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buildbot_osx_package
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mixin_buildbot_osx_package,no_test
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# macOS package without test that when linked against uses the OS runtime
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# instead of the toolchain runtime.
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[preset: buildbot_osx_package,no_test,use_os_runtime]
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mixin-preset=
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buildbot_osx_package
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mixin_buildbot_osx_package,no_test
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mixin_osx_package,use_os_runtime
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#===------------------------------------------------------------------------===#
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# LLDB build configurations
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#

‎utils/build-script-impl

Lines changed: 7 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -114,6 +114,7 @@ KNOWN_SETTINGS=(
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darwin-toolchain-installer-package "" "The path to installer pkg"
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darwin-toolchain-name "" "Directory name for xctoolchain"
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darwin-toolchain-version "" "Version for xctoolchain info plist and installer pkg"
117+
darwin-toolchain-require-use-os-runtime "0" "When setting up a plist for a toolchain, require the users of the toolchain to link against the OS instead of the packaged toolchain runtime. 0 for false, 1 for true"
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darwin-xcrun-toolchain "default" "the name of the toolchain to use on Darwin"
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## Build Types for Components
@@ -3050,6 +3051,11 @@ function build_and_test_installable_package() {
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COMPATIBILITY_VERSION_DISPLAY_STRING="Xcode 8.0"
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DARWIN_TOOLCHAIN_CREATED_DATE="$(date -u +'%a %b %d %T GMT %Y')"
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3054+
SWIFT_USE_DEVELOPMENT_TOOLCHAIN_RUNTIME="YES"
3055+
if [[ "${DARWIN_TOOLCHAIN_REQUIRE_USE_OS_RUNTIME}" -eq "1" ]]; then
3056+
SWIFT_USE_DEVELOPMENT_TOOLCHAIN_RUNTIME="NO"
3057+
fi
3058+
30533059
echo "-- Removing: ${DARWIN_TOOLCHAIN_INFO_PLIST}"
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call rm -f ${DARWIN_TOOLCHAIN_INFO_PLIST}
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@@ -3068,7 +3074,7 @@ function build_and_test_installable_package() {
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call ${PLISTBUDDY_BIN} -c "Add OverrideBuildSettings:SWIFT_DISABLE_REQUIRED_ARCLITE string 'YES'" "${DARWIN_TOOLCHAIN_INFO_PLIST}"
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call ${PLISTBUDDY_BIN} -c "Add OverrideBuildSettings:SWIFT_LINK_OBJC_RUNTIME string 'YES'" "${DARWIN_TOOLCHAIN_INFO_PLIST}"
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call ${PLISTBUDDY_BIN} -c "Add OverrideBuildSettings:SWIFT_DEVELOPMENT_TOOLCHAIN string 'YES'" "${DARWIN_TOOLCHAIN_INFO_PLIST}"
3071-
call ${PLISTBUDDY_BIN} -c "Add OverrideBuildSettings:SWIFT_USE_DEVELOPMENT_TOOLCHAIN_RUNTIME string 'YES'" "${DARWIN_TOOLCHAIN_INFO_PLIST}"
3077+
call ${PLISTBUDDY_BIN} -c "Add OverrideBuildSettings:SWIFT_USE_DEVELOPMENT_TOOLCHAIN_RUNTIME string '${SWIFT_USE_DEVELOPMENT_TOOLCHAIN_RUNTIME}'" "${DARWIN_TOOLCHAIN_INFO_PLIST}"
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call chmod a+r "${DARWIN_TOOLCHAIN_INFO_PLIST}"
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‎utils/build-toolchain

Lines changed: 12 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -35,6 +35,9 @@ function usage() {
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echo "--preset-prefix"
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echo "Customize the preset invoked by prepending a prefix"
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echo ""
38+
echo "--use-os-runtime"
39+
echo "Require this toolchain to link against against the OS runtime rather than the toolchains packaged runtime"
40+
echo ""
3841
}
3942

4043
RESULT_DIR=$PWD
@@ -46,6 +49,8 @@ DRY_RUN=
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BUNDLE_PREFIX=
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PRESET_FILE_FLAGS=
4851
PRESET_PREFIX=
52+
PRESET_SUFFIX=
53+
4954
case $(uname -s) in
5055
Darwin)
5156
SWIFT_PACKAGE=buildbot_osx_package,no_test
@@ -85,6 +90,9 @@ while [ $# -ne 0 ]; do
8590
--preset-prefix)
8691
shift
8792
PRESET_PREFIX="$1"
93+
;;
94+
--use-os-runtime)
95+
PRESET_SUFFIX=",use_os_runtime"
8896
;;
8997
-h|--help)
9098
usage
@@ -133,7 +141,8 @@ DRY_RUN="${DRY_RUN}"
133141
DISTCC_FLAG="${DISTCC_FLAG}"
134142
PRESET_FILE_FLAGS="${PRESET_FILE_FLAGS}"
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136-
./utils/build-script ${DRY_RUN} ${DISTCC_FLAG} ${PRESET_FILE_FLAGS} --preset="${PRESET_PREFIX}${SWIFT_PACKAGE}" \
144+
./utils/build-script ${DRY_RUN} ${DISTCC_FLAG} ${PRESET_FILE_FLAGS} \
145+
--preset="${PRESET_PREFIX}${SWIFT_PACKAGE}${PRESET_SUFFIX}" \
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install_destdir="${SWIFT_INSTALL_DIR}" \
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installable_package="${SWIFT_INSTALLABLE_PACKAGE}" \
139148
install_toolchain_dir="${SWIFT_TOOLCHAIN_DIR}" \
@@ -144,4 +153,5 @@ PRESET_FILE_FLAGS="${PRESET_FILE_FLAGS}"
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darwin_toolchain_display_name_short="${DISPLAY_NAME_SHORT}" \
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darwin_toolchain_xctoolchain_name="${TOOLCHAIN_NAME}" \
146155
darwin_toolchain_version="${TOOLCHAIN_VERSION}" \
147-
darwin_toolchain_alias="Local"
156+
darwin_toolchain_alias="Local" \
157+
darwin_toolchain_require_use_os_runtime="${REQUIRE_USE_OS_RUNTIME}"

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