dev-util/scons: Bump to 4.0.0

Signed-off-by: Michał Górny <mgorny@gentoo.org>

4 files changed, 221 insertions, 0 deletions

diff --git a/dev-util/scons/Manifest b/dev-util/scons/Manifest
index 5e209cb4ed40..19474baa8d4c 100644
--- a/dev-util/scons/Manifest
+++ b/dev-util/scons/Manifest
@@ -6,3 +6,7 @@ DIST scons-3.1.2-user.html 1126908 BLAKE2B 38e7695b6ef1e79b3eed4455fbe84ec1587be
 DIST scons-3.1.2-user.pdf 2557502 BLAKE2B 1c89d845d23c4e434c9db11d8730121f0b8dc6f2fca21dabe3e7204373cdf743d831a1835731332e39ccd7f3f49da068ba34a33a2937e9dd205e38d9c8b2b321 SHA512 9da887c157cb95f7802cb4b96080b0e56f2ad7663021b8be0839e71d473422fe9dd0dadf0ad1b067160c39511e91c6b3d9aaff8e238bb46b10a03ae89b12e169
 DIST scons-3.1.2.gh.tar.gz 5534888 BLAKE2B 63e8b069cfddfed6a2ce8bcb7816b51b1881ca7a1a3e552f2eec5ecd1deae80720b0acfb711ab17067efdc9d0e4aea696e9f4eee6b374071bfc60e7bb79cc58a SHA512 b096501ea37e62f596f16b46b4022ad7979f359b10849d4c5fa17731a6c3ec34e0890374de175a8aa7539ae677777142ccf5dfae39a74696efcdbcc00e89bccf
 DIST scons-3.1.2.tar.gz 668298 BLAKE2B 14251e2bab425dfc31d1d6d9325a67725dae42576d2a5c204f0ff7948aa2da5aadd3fdf03bbbccd615757520fedee5e18ca2ba13aaf07a4ddfec330db4221203 SHA512 bfc0d58d33408a03eb37c1eff166af8139078026e6b43d6274afceac889d0a6743e359e89ad9a30be5ca43aeed26fba92fa4732854750b7d53091ef3e99b3d33
+DIST scons-4.0.0-user.html 1414886 BLAKE2B 1005a79040a4e035fa667a7c2f6231300c5fcade558d373eb6af36f4a8fdfcdb9c48ca0e5ecc36add72548f4ce6b904a745cbd6275649e1a1ce0e9172843259d SHA512 d4ce7b528ae714617a20adf49c66beb478d432f33f095ffb05f30038b2295cfe658c1dab421563dfae674bd0d4c343b98058cb8decc5393883675f4c9a7cf5a6
+DIST scons-4.0.0-user.pdf 2468838 BLAKE2B 6541fbc9d8f409ccde07746cb2a6e046fe4a4b868c2b6b80401c30c9d99a27acb2a4aedba9f47ba9e4cf8ac62510bec43a9aac33cba6912b837e13baeb996353 SHA512 cc62fd88dc0dda77515328b434492f8dbc0b4f615a2f3bb4841391ded7fbc738050b2ca7308c820d55efa59c28540391bd546ecec909b1fa7df66a944bdaa8aa
+DIST scons-4.0.0.gh.tar.gz 5584060 BLAKE2B 316be6af0cf52181391ba3251315a0d7da6024a3c650c3de927ff9db041aba096a95f09a7a13f64f78e20473490eb08fb2b0da191c9c3957fad9113e2d3dab14 SHA512 8277c8ceeba5e9612e8c757b3ab736cf116f66e707f4127b1e09f21d3a71ca7fd13dde0453f73b97c168cd05d8ba97084c010f3dcc1e29bb26ebbbeae9ea8338
+DIST scons-4.0.0.tar.gz 2874600 BLAKE2B 439b4e32cb62f5b9546af771eb292a5ff36eddb23fbd169fe065d2dbc3c3916d0551a2807bf765952384e46e036fe4b6142b739b5cfe385217539e1a22daf5ff SHA512 38c8f6600bc5f4b5385eb65ff1e98e8464dcea2a1128173f883a06822eca2e250998c666418a9cbbe2c30ff26da4de3c5fdd68381e68708d93e59bea8680337c
diff --git a/dev-util/scons/files/scons-4.0.0-env-passthrough.patch b/dev-util/scons/files/scons-4.0.0-env-passthrough.patch
new file mode 100644
index 000000000000..23538395e972
--- /dev/null
+++ b/dev-util/scons/files/scons-4.0.0-env-passthrough.patch
@@ -0,0 +1,40 @@
+From f2f8536be12f1d095382e7598060c1eb51eb5337 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
+Date: Wed, 9 May 2018 17:04:49 +0200
+Subject: [PATCH] posix: Support GENTOO_SCONS_ENV_PASSTHROUGH=1
+
+Support GENTOO_SCONS_ENV_PASSTHROUGH=1 variable to override the default
+of wiping the environment and resetting PATH to default, and instead
+pass all variables through.
+---
+ src/SCons/Platform/posix.py | 14 +++++++++++---
+ 1 file changed, 11 insertions(+), 3 deletions(-)
+
+diff --git a/src/SCons/Platform/posix.py b/src/SCons/Platform/posix.py
+index 8db08db1..af34650c 100644
+--- a/src/SCons/Platform/posix.py
++++ b/src/SCons/Platform/posix.py
+@@ -87,9 +87,17 @@ def generate(env):
+     pspawn = piped_env_spawn
+     # Note that this means that 'escape' is no longer used
+ 
+-    if 'ENV' not in env:
+-        env['ENV']        = {}
+-    env['ENV']['PATH']    = '/usr/local/bin:/opt/bin:/bin:/usr/bin'
++    # Force pass-through of environment variables in Gentoo builds
++    if os.environ.get('GENTOO_SCONS_ENV_PASSTHROUGH', False):
++        new_env = os.environ.copy()
++        if 'ENV' in env:
++            new_env.update(env['ENV'])
++        env['ENV'] = new_env
++    else:
++        if 'ENV' not in env:
++            env['ENV']        = {}
++        env['ENV']['PATH']    = '/usr/local/bin:/opt/bin:/bin:/usr/bin'
++
+     env['OBJPREFIX']      = ''
+     env['OBJSUFFIX']      = '.o'
+     env['SHOBJPREFIX']    = '$OBJPREFIX'
+-- 
+2.17.0
+
diff --git a/dev-util/scons/files/scons-4.0.0-respect-cc-etc-r1.patch b/dev-util/scons/files/scons-4.0.0-respect-cc-etc-r1.patch
new file mode 100644
index 000000000000..d187a17ae60c
--- /dev/null
+++ b/dev-util/scons/files/scons-4.0.0-respect-cc-etc-r1.patch
@@ -0,0 +1,88 @@
+From 929986e568446f54c2a99c309fbb4d05bd4af00a Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
+Date: Thu, 10 May 2018 08:01:08 +0200
+Subject: [PATCH] posix: Also force common toolchain vars for Gentoo
+
+---
+ src/SCons/Platform/posix.py | 20 ++++++++++++++++++++
+ src/SCons/Tool/cc.py        |  3 ++-
+ src/SCons/Tool/cxx.py       |  3 ++-
+ src/SCons/Tool/link.py      |  3 ++-
+ 4 files changed, 26 insertions(+), 3 deletions(-)
+
+diff --git a/src/SCons/Platform/posix.py b/src/SCons/Platform/posix.py
+index 739310a1..ef7528e0 100644
+--- a/src/SCons/Platform/posix.py
++++ b/src/SCons/Platform/posix.py
+@@ -95,6 +95,26 @@ def generate(env):
+         if 'ENV' in env:
+             new_env.update(env['ENV'])
+         env['ENV'] = new_env
++
++        # Furthermore, force common compiler/linker variables as well
++        envvar_mapping = {
++            'AR': 'AR',
++            'AS': 'AS',
++            'ASFLAGS': 'ASFLAGS',
++            'CC': 'CC',
++            'CXX': 'CXX',
++            'CFLAGS': 'CFLAGS',
++            'CXXFLAGS': 'CXXFLAGS',
++            'CPPFLAGS': 'CPPFLAGS',
++            'LDFLAGS': 'LINKFLAGS',
++        }
++
++        for envvar, toolvar in envvar_mapping.items():
++            if toolvar not in env and envvar in env['ENV']:
++                val = env['ENV'][envvar]
++                if toolvar.endswith('FLAGS'):
++                    val = SCons.Util.CLVar(val)
++                env[toolvar] = val
+     else:
+         if 'ENV' not in env:
+             env['ENV']        = {}
+diff --git a/src/SCons/Tool/cc.py b/src/SCons/Tool/cc.py
+index 590ec5fd..5f9229a0 100644
+--- a/src/SCons/Tool/cc.py
++++ b/src/SCons/Tool/cc.py
+@@ -80,7 +80,8 @@ def generate(env):
+ 
+     if 'CC' not in env:
+         env['CC']    = env.Detect(compilers) or compilers[0]
+-    env['CFLAGS']    = SCons.Util.CLVar('')
++    if 'CFLAGS' not in env:
++        env['CFLAGS'] = SCons.Util.CLVar('')
+     env['CCCOM']     = '$CC -o $TARGET -c $CFLAGS $CCFLAGS $_CCCOMCOM $SOURCES'
+     env['SHCC']      = '$CC'
+     env['SHCFLAGS'] = SCons.Util.CLVar('$CFLAGS')
+diff --git a/src/SCons/Tool/cxx.py b/src/SCons/Tool/cxx.py
+index 430851c8..ca5ab563 100644
+--- a/src/SCons/Tool/cxx.py
++++ b/src/SCons/Tool/cxx.py
+@@ -74,7 +74,8 @@ def generate(env):
+ 
+     if 'CXX' not in env:
+         env['CXX']    = env.Detect(compilers) or compilers[0]
+-    env['CXXFLAGS']   = SCons.Util.CLVar('')
++    if 'CXXFLAGS' not in env:
++        env['CXXFLAGS'] = SCons.Util.CLVar('')
+     env['CXXCOM']     = '$CXX -o $TARGET -c $CXXFLAGS $CCFLAGS $_CCCOMCOM $SOURCES'
+     env['SHCXX']      = '$CXX'
+     env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS')
+diff --git a/src/SCons/Tool/link.py b/src/SCons/Tool/link.py
+index 5adc6ca2..a12ea8ed 100644
+--- a/src/SCons/Tool/link.py
++++ b/src/SCons/Tool/link.py
+@@ -318,7 +318,8 @@ def generate(env):
+ 
+     env['SMARTLINK'] = smart_link
+     env['LINK'] = "$SMARTLINK"
+-    env['LINKFLAGS'] = SCons.Util.CLVar('')
++    if 'LINKFLAGS' not in env:
++        env['LINKFLAGS'] = SCons.Util.CLVar('')
+ 
+     # __RPATH is only set to something ($_RPATH typically) on platforms that support it.
+     env['LINKCOM'] = '$LINK -o $TARGET $LINKFLAGS $__RPATH $SOURCES $_LIBDIRFLAGS $_LIBFLAGS'
+-- 
+2.20.1
+
diff --git a/dev-util/scons/scons-4.0.0.ebuild b/dev-util/scons/scons-4.0.0.ebuild
new file mode 100644
index 000000000000..83796abe817a
--- /dev/null
+++ b/dev-util/scons/scons-4.0.0.ebuild
@@ -0,0 +1,89 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_USE_SETUPTOOLS=rdepend
+PYTHON_COMPAT=( python3_{6,7,8} )
+PYTHON_REQ_USE="threads(+)"
+
+inherit distutils-r1
+
+DESCRIPTION="Extensible Python-based build utility"
+HOMEPAGE="https://www.scons.org/"
+SRC_URI="
+	https://downloads.sourceforge.net/project/scons/scons/${PV}/${P}.tar.gz
+	doc? (
+		https://www.scons.org/doc/${PV}/PDF/${PN}-user.pdf -> ${P}-user.pdf
+		https://www.scons.org/doc/${PV}/HTML/${PN}-user.html -> ${P}-user.html
+	)
+	test? ( https://github.com/scons/scons/archive/${PV}.tar.gz -> ${P}.gh.tar.gz )"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
+IUSE="doc test"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	test? (
+		dev-libs/libxml2[${PYTHON_USEDEP}]
+		dev-python/lxml[${PYTHON_USEDEP}]
+	)
+"
+
+S=${WORKDIR}/${P}/src
+
+PATCHES=(
+	# support env passthrough for Gentoo ebuilds
+	"${FILESDIR}"/scons-4.0.0-env-passthrough.patch
+	# respect CC, CXX, C*FLAGS, LDFLAGS by default
+	"${FILESDIR}"/scons-4.0.0-respect-cc-etc-r1.patch
+)
+
+src_unpack() {
+	# use the git directory structure, but put pregenerated release
+	# inside src/ subdirectory to make our life easier
+	if use test; then
+		unpack "${P}.gh.tar.gz"
+	else
+		mkdir -p "${P}"/src || die
+	fi
+
+	tar -C "${P}"/src --strip-components=1 -xzf "${DISTDIR}/${P}.tar.gz" || die
+}
+
+src_prepare() {
+	# apply patches relatively to top directory
+	cd "${WORKDIR}/${P}" || die
+	distutils-r1_src_prepare
+
+	# remove half-broken, useless custom commands
+	# and fix manpage install location
+	sed -i -e '/cmdclass/,/},$/d' \
+		-e '/data_files/s:man/:share/man/:' "${S}"/setup.py || die
+}
+
+python_test() {
+	# set variable from escons() of scons-util.eclass to make env-passthrough patch work within test env
+	local -x GENTOO_SCONS_ENV_PASSTHROUGH=1
+	# unset some env variables to pass appropriate tests
+	unset AR AS ASFLAGS CC CXX CFLAGS CXXFLAGS CPPFLAGS LDFLAGS
+	cd "${WORKDIR}/${P}" || die
+	"${EPYTHON}" runtest.py -a --passed \
+		-j "$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")" \
+		--builddir "${BUILD_DIR}/lib"
+
+	# runtest.py script returns "0" if all tests are passed
+	# and returns "2" if there are any tests with "no result"
+	# (i.e. in case if some tools are not installed or it's Windows specific tests)
+	[[ ${?} == [02] ]] || die "Tests fail with ${EPYTHON}"
+}
+
+python_install_all() {
+	local DOCS=( {CHANGES,README,RELEASE}.txt )
+	distutils-r1_python_install_all
+	rm "${ED}/usr/bin/scons.bat" || die
+
+	use doc && dodoc "${DISTDIR}"/${P}-user.{pdf,html}
+}