dev-util/mingw64-toolchain: add IUSE=bin-symlinks

Kept off-by-default given crossdev is still preferred for
full featured mingw toolchain usage, just for anyone that
wants it (also works out better with ccache).

Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

2 files changed, 34 insertions, 1 deletions

diff --git a/dev-util/mingw64-toolchain/metadata.xml b/dev-util/mingw64-toolchain/metadata.xml
index 7a95ab69a652..ec66707e7ad0 100644
--- a/dev-util/mingw64-toolchain/metadata.xml
+++ b/dev-util/mingw64-toolchain/metadata.xml
@@ -5,6 +5,13 @@
 		<email>ionen@gentoo.org</email>
 		<name>Ionen Wolkens</name>
 	</maintainer>
+	<use>
+		<flag name="bin-symlinks">
+			Symlink executables to usr/bin to be in default
+			PATH (conflicts with crossdev mingw, and crossdev
+			is preferable for a fully featured toolchain)
+		</flag>
+	</use>
 	<upstream>
 		<remote-id type="cpe">cpe:/a:gnu:gcc</remote-id>
 		<remote-id type="cpe">cpe:/a:gnu:binutils</remote-id>
diff --git a/dev-util/mingw64-toolchain/mingw64-toolchain-11.0.1.ebuild b/dev-util/mingw64-toolchain/mingw64-toolchain-11.0.1.ebuild
index d8d4a4846a8a..94e4af656ed4 100644
--- a/dev-util/mingw64-toolchain/mingw64-toolchain-11.0.1.ebuild
+++ b/dev-util/mingw64-toolchain/mingw64-toolchain-11.0.1.ebuild
@@ -42,7 +42,7 @@ LICENSE="
 SLOT="0"
 # unkeyworded for testing
 #KEYWORDS="-* ~amd64 ~x86"
-IUSE="+abi_x86_32 custom-cflags debug"
+IUSE="+abi_x86_32 bin-symlinks custom-cflags debug"
 
 RDEPEND="
 	dev-libs/gmp:=
@@ -50,6 +50,16 @@ RDEPEND="
 	dev-libs/mpfr:=
 	sys-libs/zlib:=
 	virtual/libiconv
+	bin-symlinks? (
+		abi_x86_64? (
+			!cross-x86_64-w64-mingw32/binutils
+			!cross-x86_64-w64-mingw32/gcc
+		)
+		abi_x86_32? (
+			!cross-i686-w64-mingw32/binutils
+			!cross-i686-w64-mingw32/gcc
+		)
+	)
 "
 DEPEND="${RDEPEND}"
 
@@ -300,6 +310,14 @@ src_compile() {
 		popd >/dev/null || die
 	fi
 
+	if use bin-symlinks; then
+		mkdir -p -- "${MWT_D}${EPREFIX}"/usr/bin/ || die
+		local bin
+		for bin in "${sysroot}"/bin/*; do
+			ln -rs -- "${bin}" "${MWT_D}${EPREFIX}"/usr/bin/ || die
+		done
+	fi
+
 	# portage doesn't know the right strip executable to use for CTARGET
 	# and it can lead to .a mangling, notably with 32bit (breaks toolchain)
 	dostrip -x ${mwtdir}/{${CTARGET}/lib{,32},lib/gcc/${CTARGET}}
@@ -319,6 +337,9 @@ src_install() {
 }
 
 pkg_postinst() {
+	use bin-symlinks && has_version dev-util/shadowman && [[ ! ${ROOT} ]] &&
+		eselect compiler-shadow update all
+
 	if [[ ! ${REPLACING_VERSIONS} ]]; then
 		elog "Note that this package is primarily intended for Wine and related"
 		elog "packages to depend on without needing a manual crossdev setup."
@@ -337,3 +358,8 @@ pkg_postinst() {
 		ewarn "packages and optionally only one needs to be kept."
 	fi
 }
+
+pkg_postrm() {
+	use bin-symlinks && has_version dev-util/shadowman && [[ ! ${ROOT} ]] &&
+		eselect compiler-shadow clean all
+}