gentoo auto-resync : 04:09:2022 - 04:20:30

10 files changed, 358 insertions, 0 deletions

diff --git a/dev-util/b2/Manifest b/dev-util/b2/Manifest
new file mode 100644
index 000000000000..2a92210b008a
--- /dev/null
+++ b/dev-util/b2/Manifest
@@ -0,0 +1,10 @@
+AUX b2-4.9.2-add-none-feature-options.patch 588 BLAKE2B b2531258cd54eb73f9a0b9172d07d5e71856cf1112d7e39bd82e3cf14416aee92681833f73a2e0627ee787757dd12ca82d3d132a3a5b5c396cf8243ce2330767 SHA512 144a348afa5af165da3cbc922fd12a63f57d7d2c4d2300342fe08ef506eea8819dab3d8b8181179205530aca98e931b8a1062f4c3e0c7078a637c9aede2949e4
+AUX b2-4.9.2-darwin-gentoo-toolchain.patch 399 BLAKE2B 213ddbeac6be079df8383ac51c1935c21c7c4e9c2fad2dc71cc0e6317d1bcb282d7fa26997eb677408a5b5fdf2809062c54be18265dd618ec01cc771d99fdff1 SHA512 9d69ecab3cdd58915269491ed98824c554a5291820b8c3116d3aa36acee69edca4eb1528baeece513d290c20fcedabd342d426aa2c153f7ad5f08e0815357868
+AUX b2-4.9.2-disable_python_rpath.patch 343 BLAKE2B 7b8449db1054dcee76ecbe1b1c826ae3d6964acfcfc0850ff3c75d3c71b043587bccac6b96797229c6dec39beb593893d16ae93a4d7fd16b969129fe63f73d0b SHA512 99bc1260f3d36faf60ab2837039466201bddfeec5c60f65c1c5e52d6d6c1667d419376328f8202596aa2b66448308175d2504062ee6e1708ea0f44d02988ceb4
+AUX b2-4.9.2-no-implicit-march-flags.patch 8376 BLAKE2B 50e0b8effbb268467d90cc51df70dc4bd234789b352a279d9bb3e60161be80296f5f31f4a0d2a3d1ae2380f3079f7b950b24ef494574e25bbda48b516c6aacbb SHA512 0089a48cbe3e9e4f222e5cd1e9e12a5c4d16857b002a1c849f4cf6f8d7935c0a9b1e0f51ced51bf5346c2fdcbd214ce05e3c144c98fbf82a9842c45b59c19740
+AUX b2-4.9.2-odr.patch 1109 BLAKE2B 0bf70f2b2237369acd5089d1d1c6e1362f1d3528b036a7f7b9c5c4d077e60850f45c87a67c830f441297e09be2f7dd8bf41ea45a2c66b307678404c4a0db0ed5 SHA512 90ca58661322b35c4af6543558015368385a1b0e12740cd76723d893f95411645ec4a3a23694503863dd786b73a0ec9b0cb34b473e357334d8e82d973f800e4b
+AUX b2-4.9.2-respect-user-flags.patch 461 BLAKE2B e5a9e0293afb7bde189c03677189ef11e0c1c07b8e02d598dc7e4d02f9fe1bf7079e94adb4150cd551ce0bf39b8c5710cb2f6b4bc685588900c4644127836fb2 SHA512 54af91eecd42cc8e5a079e29f1f3d9a8ebc8a6587254038167f531ddb217108d49161689bd45e1ed7e92eb7cfed53addeee2971e16e41d02fe3904b071bd96b9
+AUX site-config.jam 688 BLAKE2B e43a7ad1a94d113a7f890e8b634770f5c60556101d428d83f655bbbe72c46b587485886a9941d05a2ae4319fc325f1e0ecfb9b660158b81c5e9fd02e0b1c0530 SHA512 b65bf1be3133f9f66d3139b00f195a288591bb20a13ba35041507c2c33d7d2da6047c3b02dc27bc4eb21798b91e1262a60e294b7fd4af90808b9de0f5af517df
+DIST b2-4.9.2.tar.gz 975882 BLAKE2B 83c2ef85c9f1ae20922541ca8c344316f1660ee069426e3a9907c0a19e1c94db470c67d0c29a1f31788eddb86ab414ab06b9713f8ea53d974d1d8f0ca29f4aa5 SHA512 eab180770608b863dcf6a5fbc626e1733cf4353cf62f4189bd28258a03591fdb7853f5dddb4d3dad60f1bb06db5415025b792a30c2c65f7b1278f61e33f903e3
+EBUILD b2-4.9.2.ebuild 1874 BLAKE2B 0ee2cf909fba380873e0cc2e9a1866d290e0910fc3324744e1c6bdaa53338e18aecd11cdd89bea3d48a8898db9e1c5f0013af82346006396925eb4588f67adff SHA512 4b006b3c0bebd08ddf2470bfc60d071e1c2a37fe7135cb0e671e68fb7e3dcc5b23ef62b61b395b550467068bb0bb9cacd2d8877eafd3ba2eda221e328a61d5d1
+MISC metadata.xml 320 BLAKE2B e32bcf6d7bfe5e8a0f36d34022d49ef8baf1d4c0324fa7e7b25e1fa41ac81c21e010a8e49d456b7ce6027c51af57b6b07f3bdc8b7e05daa18b288c63a58a171e SHA512 767da992cd650d91b393848e73d6f0626febcb02eba350a16d390e8416a2832c49b1ca2608be98a9f4abd9ae2078a7f1a543a387be139e5533f90d82171796bf
diff --git a/dev-util/b2/b2-4.9.2.ebuild b/dev-util/b2/b2-4.9.2.ebuild
new file mode 100644
index 000000000000..87941672b2d5
--- /dev/null
+++ b/dev-util/b2/b2-4.9.2.ebuild
@@ -0,0 +1,64 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit flag-o-matic toolchain-funcs
+
+MY_PV="$(ver_rs 1- _)"
+
+DESCRIPTION="A system for large project software construction, simple to use and powerful"
+HOMEPAGE="https://www.bfgroup.xyz/b2/"
+SRC_URI="https://github.com/bfgroup/b2/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/${P}/src"
+
+LICENSE="Boost-1.0"
+SLOT="0"
+#KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="examples"
+RESTRICT="test"
+
+RDEPEND="!dev-util/boost-build"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-4.9.2-disable_python_rpath.patch
+	"${FILESDIR}"/${PN}-4.9.2-darwin-gentoo-toolchain.patch
+	"${FILESDIR}"/${PN}-4.9.2-add-none-feature-options.patch
+	"${FILESDIR}"/${PN}-4.9.2-respect-user-flags.patch
+	"${FILESDIR}"/${PN}-4.9.2-no-implicit-march-flags.patch
+	"${FILESDIR}"/${PN}-4.9.2-odr.patch
+)
+
+src_configure() {
+	# need to enable LFS explicitly for 64-bit offsets on 32-bit hosts (#761100)
+	append-lfs-flags
+}
+
+src_compile() {
+	cd engine || die
+	${CONFIG_SHELL:-${BASH}} ./build.sh cxx --cxx="$(tc-getCXX)" --cxxflags="${CXXFLAGS}" -d+2 --without-python || die "building b2 failed"
+}
+
+src_test() {
+	# Forget tests, b2 is a lost cause
+	:
+}
+
+src_install() {
+	dobin engine/b2
+
+	insinto /usr/share/b2/src
+	doins -r "${FILESDIR}/site-config.jam" \
+		bootstrap.jam build-system.jam ../example/user-config.jam \
+		build kernel options tools util
+
+	find "${ED}"/usr/share/b2/src -iname '*.py' -delete || die
+
+	dodoc ../notes/{changes,release_procedure,build_dir_option,relative_source_paths}.txt
+
+	if use examples; then
+		docinto examples
+		dodoc -r ../example/.
+		docompress -x /usr/share/doc/${PF}/examples
+	fi
+}
diff --git a/dev-util/b2/files/b2-4.9.2-add-none-feature-options.patch b/dev-util/b2/files/b2-4.9.2-add-none-feature-options.patch
new file mode 100644
index 000000000000..620dea0af51b
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-add-none-feature-options.patch
@@ -0,0 +1,22 @@
+--- a/tools/features/debug-feature.jam
++++ b/tools/features/debug-feature.jam
+@@ -18,7 +18,7 @@ common usage is to build release variant with debugging information.
+ |# # end::doc[]
+ 
+ feature.feature debug-symbols
+-    : on off
++    : on off none
+     : propagated ;
+ 
+ #| tag::prof-doc[]
+--- a/tools/features/optimization-feature.jam
++++ b/tools/features/optimization-feature.jam
+@@ -16,7 +16,7 @@ smaller binary.
+ |# # end::doc[]
+ 
+ feature.feature optimization
+-    : off speed space minimal debug
++    : off none speed space minimal debug
+     : propagated ;
+ 
+ #| tag::inline-doc[]
diff --git a/dev-util/b2/files/b2-4.9.2-darwin-gentoo-toolchain.patch b/dev-util/b2/files/b2-4.9.2-darwin-gentoo-toolchain.patch
new file mode 100644
index 000000000000..8de98014dbdc
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-darwin-gentoo-toolchain.patch
@@ -0,0 +1,16 @@
+Avoid adding all kinds of things to the toolchain's flags that within
+Gentoo (Prefix) we really shouldn't, such as sysroot, deployment target,
+arch, etc.
+
+--- a/tools/darwin.jam
++++ b/tools/darwin.jam
+@@ -240,6 +240,9 @@
+         }
+     }
+ 
++    # leave compiler flags etc. up to the toolchain
++    return $(version-feature) ;
++
+     if $(version-feature)
+     {
+         if $(.debug-configuration)
diff --git a/dev-util/b2/files/b2-4.9.2-disable_python_rpath.patch b/dev-util/b2/files/b2-4.9.2-disable_python_rpath.patch
new file mode 100644
index 000000000000..b7b47cc93a47
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-disable_python_rpath.patch
@@ -0,0 +1,11 @@
+--- a/tools/python.jam
++++ b/tools/python.jam
+@@ -1000,7 +1000,7 @@
+             # linux).
+           : $(usage-requirements)
+             <testing.launcher>$(set-PYTHONPATH)
+-              <library-path>$(libraries) <dll-path>$(dll-path) <library>python.lib
++              <library-path>$(libraries) <library>python.lib
+           ;
+     }
+ 
diff --git a/dev-util/b2/files/b2-4.9.2-no-implicit-march-flags.patch b/dev-util/b2/files/b2-4.9.2-no-implicit-march-flags.patch
new file mode 100644
index 000000000000..2845d6e52f84
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-no-implicit-march-flags.patch
@@ -0,0 +1,148 @@
+--- a/tools/gcc.jam
++++ b/tools/gcc.jam
+@@ -1131,145 +1131,11 @@ local rule cpu-flags ( toolset variable : architecture : instruction-set + :
+ # x86 and compatible
+ # The 'native' option appeared in gcc 4.2 so we cannot safely use it as default.
+ # Use i686 instead for 32-bit.
+-toolset.flags gcc OPTIONS <architecture>x86/<address-model>32/<instruction-set> : -march=i686 ;
+-cpu-flags gcc OPTIONS : x86 : native : -march=native ;
+-cpu-flags gcc OPTIONS : x86 : i486 : -march=i486 ;
+-cpu-flags gcc OPTIONS : x86 : i586 : -march=i586 ;
+-cpu-flags gcc OPTIONS : x86 : i686 : -march=i686 ;
+-cpu-flags gcc OPTIONS : x86 : pentium : -march=pentium ;
+-cpu-flags gcc OPTIONS : x86 : pentium-mmx : -march=pentium-mmx ;
+-cpu-flags gcc OPTIONS : x86 : pentiumpro : -march=pentiumpro ;
+-cpu-flags gcc OPTIONS : x86 : pentium2 : -march=pentium2 ;
+-cpu-flags gcc OPTIONS : x86 : pentium3 : -march=pentium3 ;
+-cpu-flags gcc OPTIONS : x86 : pentium3m : -march=pentium3m ;
+-cpu-flags gcc OPTIONS : x86 : pentium-m : -march=pentium-m ;
+-cpu-flags gcc OPTIONS : x86 : pentium4 : -march=pentium4 ;
+-cpu-flags gcc OPTIONS : x86 : pentium4m : -march=pentium4m ;
+-cpu-flags gcc OPTIONS : x86 : prescott : -march=prescott ;
+-cpu-flags gcc OPTIONS : x86 : nocona : -march=nocona ;
+-cpu-flags gcc OPTIONS : x86 : core2 : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : conroe : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : conroe-xe : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : conroe-l : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : allendale : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : wolfdale : -march=core2 -msse4.1 ;
+-cpu-flags gcc OPTIONS : x86 : merom : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : merom-xe : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : kentsfield : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : kentsfield-xe : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : yorksfield : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : penryn : -march=core2 ;
+-cpu-flags gcc OPTIONS : x86 : corei7 : -march=corei7 ;
+-cpu-flags gcc OPTIONS : x86 : nehalem : -march=corei7 ;
+-cpu-flags gcc OPTIONS : x86 : corei7-avx : -march=corei7-avx ;
+-cpu-flags gcc OPTIONS : x86 : sandy-bridge : -march=corei7-avx ;
+-cpu-flags gcc OPTIONS : x86 : core-avx-i : -march=core-avx-i ;
+-cpu-flags gcc OPTIONS : x86 : ivy-bridge : -march=core-avx-i ;
+-cpu-flags gcc OPTIONS : x86 : haswell : -march=core-avx-i -mavx2 -mfma -mbmi -mbmi2 -mlzcnt ;
+-cpu-flags gcc OPTIONS : x86 : broadwell : -march=broadwell ;
+-cpu-flags gcc OPTIONS : x86 : skylake : -march=skylake ;
+-cpu-flags gcc OPTIONS : x86 : skylake-avx512 : -march=skylake-avx512 ;
+-cpu-flags gcc OPTIONS : x86 : cannonlake : -march=skylake-avx512 -mavx512vbmi -mavx512ifma -msha ;
+-cpu-flags gcc OPTIONS : x86 : icelake-client : -march=icelake-client ;
+-cpu-flags gcc OPTIONS : x86 : icelake-server : -march=icelake-server ;
+-cpu-flags gcc OPTIONS : x86 : cascadelake : -march=skylake-avx512 -mavx512vnni ;
+-cpu-flags gcc OPTIONS : x86 : cooperlake : -march=cooperlake ;
+-cpu-flags gcc OPTIONS : x86 : tigerlake : -march=tigerlake ;
+-cpu-flags gcc OPTIONS : x86 : rocketlake : -march=rocketlake ;
+-cpu-flags gcc OPTIONS : x86 : alderlake : -march=alderlake ;
+-cpu-flags gcc OPTIONS : x86 : sapphirerapids : -march=sapphirerapids ;
+-cpu-flags gcc OPTIONS : x86 : k6 : -march=k6 ;
+-cpu-flags gcc OPTIONS : x86 : k6-2 : -march=k6-2 ;
+-cpu-flags gcc OPTIONS : x86 : k6-3 : -march=k6-3 ;
+-cpu-flags gcc OPTIONS : x86 : athlon : -march=athlon ;
+-cpu-flags gcc OPTIONS : x86 : athlon-tbird : -march=athlon-tbird ;
+-cpu-flags gcc OPTIONS : x86 : athlon-4 : -march=athlon-4 ;
+-cpu-flags gcc OPTIONS : x86 : athlon-xp : -march=athlon-xp ;
+-cpu-flags gcc OPTIONS : x86 : athlon-mp : -march=athlon-mp ;
+ ##
+-cpu-flags gcc OPTIONS : x86 : k8 : -march=k8 ;
+-cpu-flags gcc OPTIONS : x86 : opteron : -march=opteron ;
+-cpu-flags gcc OPTIONS : x86 : athlon64 : -march=athlon64 ;
+-cpu-flags gcc OPTIONS : x86 : athlon-fx : -march=athlon-fx ;
+-cpu-flags gcc OPTIONS : x86 : k8-sse3 : -march=k8-sse3 ;
+-cpu-flags gcc OPTIONS : x86 : opteron-sse3 : -march=opteron-sse3 ;
+-cpu-flags gcc OPTIONS : x86 : athlon64-sse3 : -march=athlon64-sse3 ;
+-cpu-flags gcc OPTIONS : x86 : amdfam10 : -march=amdfam10 ;
+-cpu-flags gcc OPTIONS : x86 : barcelona : -march=barcelona ;
+-cpu-flags gcc OPTIONS : x86 : bdver1 : -march=bdver1 ;
+-cpu-flags gcc OPTIONS : x86 : bdver2 : -march=bdver2 ;
+-cpu-flags gcc OPTIONS : x86 : bdver3 : -march=bdver3 ;
+-cpu-flags gcc OPTIONS : x86 : bdver4 : -march=bdver4 ;
+-cpu-flags gcc OPTIONS : x86 : btver1 : -march=btver1 ;
+-cpu-flags gcc OPTIONS : x86 : btver2 : -march=btver2 ;
+-cpu-flags gcc OPTIONS : x86 : znver1 : -march=znver1 ;
+-cpu-flags gcc OPTIONS : x86 : znver2 : -march=znver2 ;
+-cpu-flags gcc OPTIONS : x86 : znver3 : -march=znver3 ;
+-cpu-flags gcc OPTIONS : x86 : winchip-c6 : -march=winchip-c6 ;
+-cpu-flags gcc OPTIONS : x86 : winchip2 : -march=winchip2 ;
+-cpu-flags gcc OPTIONS : x86 : c3 : -march=c3 ;
+-cpu-flags gcc OPTIONS : x86 : c3-2 : -march=c3-2 ;
+-cpu-flags gcc OPTIONS : x86 : c7 : -march=c7 ;
+ ##
+-cpu-flags gcc OPTIONS : x86 : atom : -march=atom ;
+ # Sparc
+-cpu-flags gcc OPTIONS : sparc : v7 : -mcpu=v7 : default ;
+-cpu-flags gcc OPTIONS : sparc : cypress : -mcpu=cypress ;
+-cpu-flags gcc OPTIONS : sparc : v8 : -mcpu=v8 ;
+-cpu-flags gcc OPTIONS : sparc : supersparc : -mcpu=supersparc ;
+-cpu-flags gcc OPTIONS : sparc : sparclite : -mcpu=sparclite ;
+-cpu-flags gcc OPTIONS : sparc : hypersparc : -mcpu=hypersparc ;
+-cpu-flags gcc OPTIONS : sparc : sparclite86x : -mcpu=sparclite86x ;
+-cpu-flags gcc OPTIONS : sparc : f930 : -mcpu=f930 ;
+-cpu-flags gcc OPTIONS : sparc : f934 : -mcpu=f934 ;
+-cpu-flags gcc OPTIONS : sparc : sparclet : -mcpu=sparclet ;
+-cpu-flags gcc OPTIONS : sparc : tsc701 : -mcpu=tsc701 ;
+-cpu-flags gcc OPTIONS : sparc : v9 : -mcpu=v9 ;
+-cpu-flags gcc OPTIONS : sparc : ultrasparc : -mcpu=ultrasparc ;
+-cpu-flags gcc OPTIONS : sparc : ultrasparc3 : -mcpu=ultrasparc3 ;
+ # RS/6000 & PowerPC
+-cpu-flags gcc OPTIONS : power : 403 : -mcpu=403 ;
+-cpu-flags gcc OPTIONS : power : 505 : -mcpu=505 ;
+-cpu-flags gcc OPTIONS : power : 601 : -mcpu=601 ;
+-cpu-flags gcc OPTIONS : power : 602 : -mcpu=602 ;
+-cpu-flags gcc OPTIONS : power : 603 : -mcpu=603 ;
+-cpu-flags gcc OPTIONS : power : 603e : -mcpu=603e ;
+-cpu-flags gcc OPTIONS : power : 604 : -mcpu=604 ;
+-cpu-flags gcc OPTIONS : power : 604e : -mcpu=604e ;
+-cpu-flags gcc OPTIONS : power : 620 : -mcpu=620 ;
+-cpu-flags gcc OPTIONS : power : 630 : -mcpu=630 ;
+-cpu-flags gcc OPTIONS : power : 740 : -mcpu=740 ;
+-cpu-flags gcc OPTIONS : power : 7400 : -mcpu=7400 ;
+-cpu-flags gcc OPTIONS : power : 7450 : -mcpu=7450 ;
+-cpu-flags gcc OPTIONS : power : 750 : -mcpu=750 ;
+-cpu-flags gcc OPTIONS : power : 801 : -mcpu=801 ;
+-cpu-flags gcc OPTIONS : power : 821 : -mcpu=821 ;
+-cpu-flags gcc OPTIONS : power : 823 : -mcpu=823 ;
+-cpu-flags gcc OPTIONS : power : 860 : -mcpu=860 ;
+-cpu-flags gcc OPTIONS : power : 970 : -mcpu=970 ;
+-cpu-flags gcc OPTIONS : power : 8540 : -mcpu=8540 ;
+-cpu-flags gcc OPTIONS : power : power : -mcpu=power ;
+-cpu-flags gcc OPTIONS : power : power2 : -mcpu=power2 ;
+-cpu-flags gcc OPTIONS : power : power3 : -mcpu=power3 ;
+-cpu-flags gcc OPTIONS : power : power4 : -mcpu=power4 ;
+-cpu-flags gcc OPTIONS : power : power5 : -mcpu=power5 ;
+-cpu-flags gcc OPTIONS : power : powerpc : -mcpu=powerpc ;
+-cpu-flags gcc OPTIONS : power : powerpc64 : -mcpu=powerpc64 ;
+-cpu-flags gcc OPTIONS : power : rios : -mcpu=rios ;
+-cpu-flags gcc OPTIONS : power : rios1 : -mcpu=rios1 ;
+-cpu-flags gcc OPTIONS : power : rios2 : -mcpu=rios2 ;
+-cpu-flags gcc OPTIONS : power : rsc : -mcpu=rsc ;
+-cpu-flags gcc OPTIONS : power : rs64a : -mcpu=rs64 ;
+-cpu-flags gcc OPTIONS : s390x : z196 : -march=z196 ;
+-cpu-flags gcc OPTIONS : s390x : zEC12 : -march=zEC12 ;
+-cpu-flags gcc OPTIONS : s390x : z13 : -march=z13 ;
+-cpu-flags gcc OPTIONS : s390x : z14 : -march=z14 ;
+-cpu-flags gcc OPTIONS : s390x : z15 : -march=z15 ;
+ # ARM
+-cpu-flags gcc OPTIONS : arm : cortex-a9+vfpv3 : -mcpu=cortex-a9 -mfpu=vfpv3 -mfloat-abi=hard ;
+-cpu-flags gcc OPTIONS : arm : cortex-a53 : -mcpu=cortex-a53 ;
+-cpu-flags gcc OPTIONS : arm : cortex-r5 : -mcpu=cortex-r5 ;
+-cpu-flags gcc OPTIONS : arm : cortex-r5+vfpv3-d16 : -mcpu=cortex-r5 -mfpu=vfpv3-d16 -mfloat-abi=hard ;
+ # AIX variant of RS/6000 & PowerPC
+ toolset.flags gcc AROPTIONS <address-model>64/<target-os>aix : "-X64" ;
+ 
diff --git a/dev-util/b2/files/b2-4.9.2-odr.patch b/dev-util/b2/files/b2-4.9.2-odr.patch
new file mode 100644
index 000000000000..62cbca189640
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-odr.patch
@@ -0,0 +1,54 @@
+Avoid ODR violations by giving "_stack" internal linkage
+https://bugs.gentoo.org/858320
+
+--- a/engine/function.cpp
++++ b/engine/function.cpp
+@@ -213,11 +213,11 @@
+ } JAM_FUNCTION;
+ 
+ 
++namespace
++{
+ typedef struct _stack STACK;
+ typedef STACK* stack_ptr;
+ 
+-namespace
+-{
+     template <typename T>
+     using remove_cref_t
+         = typename std::remove_const<
+@@ -260,7 +260,6 @@
+         typename select_last_impl<(sizeof...(A) == 1), type_list<A...> >
+             ::template type<A...>;
+     #endif
+-}
+ 
+ struct _stack
+ {
+@@ -439,6 +438,8 @@
+     cleanups_size += n;
+ }
+ 
++}
++
+ static STACK * stack_global()
+ {
+     static _stack singleton;
+--- a/engine/make1.cpp
++++ b/engine/make1.cpp
+@@ -86,6 +86,7 @@
+ #define T_STATE_MAKE1B  1  /* make1b() should be called */
+ #define T_STATE_MAKE1C  2  /* make1c() should be called */
+ 
++namespace {
+ typedef struct _state state;
+ struct _state
+ {
+@@ -94,6 +95,7 @@
+     TARGET * parent;    /* parent argument necessary for MAKE1A */
+     int32_t  curstate;  /* current state */
+ };
++}
+ 
+ static void make1a( state * const );
+ static void make1b( state * const );
diff --git a/dev-util/b2/files/b2-4.9.2-respect-user-flags.patch b/dev-util/b2/files/b2-4.9.2-respect-user-flags.patch
new file mode 100644
index 000000000000..b0de4f0e885f
--- /dev/null
+++ b/dev-util/b2/files/b2-4.9.2-respect-user-flags.patch
@@ -0,0 +1,11 @@
+--- a/engine/build.sh
++++ b/engine/build.sh
+@@ -496,7 +496,7 @@ modules/set.cpp \
+     if test_true ${B2_DEBUG_OPT} ; then B2_CXXFLAGS="${B2_CXXFLAGS_DEBUG}"
+     else B2_CXXFLAGS="${B2_CXXFLAGS_RELEASE} -DNDEBUG"
+     fi
+-    ( B2_VERBOSE_OPT=${TRUE} echo_run ${B2_CXX} ${B2_CXXFLAGS} ${B2_SOURCES} -o b2 )
++    ( B2_VERBOSE_OPT=${TRUE} echo_run ${B2_CXX} ${CPPFLAGS} ${B2_CXXFLAGS} ${LDFLAGS} ${B2_SOURCES} -o b2 )
+ }
+ 
+ if test_true ${B2_VERBOSE_OPT} ; then
diff --git a/dev-util/b2/files/site-config.jam b/dev-util/b2/files/site-config.jam
new file mode 100644
index 000000000000..6afe52684ccc
--- /dev/null
+++ b/dev-util/b2/files/site-config.jam
@@ -0,0 +1,11 @@
+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the Boost Software License, Version 1.0. 
+# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 
+
+# Define two new variants to be used when building boost (or separate boost-libs)
+# on Gentoo. The two variants make use of Gentoo-specific optimization and debug-symbols
+# values "none" which are not part of the official boost distribution.
+# DO NOT RELY ON THE FOLLOWING VARIANTS TO BE PRESENT ON OTHER OS!
+variant gentoorelease : release : <optimization>none <debug-symbols>none <runtime-link>shared ;
+variant gentoodebug   : debug   : <optimization>none <debug-symbols>on   <runtime-link>shared ;
+
diff --git a/dev-util/b2/metadata.xml b/dev-util/b2/metadata.xml
new file mode 100644
index 000000000000..97a8de7cc239
--- /dev/null
+++ b/dev-util/b2/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>soap@gentoo.org</email>
+		<name>David Seifert</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">bfgroup/b2</remote-id>
+	</upstream>
+</pkgmetadata>