dev-util/dub: use dub.eclass

Additionally add missing dependency virtual/pkgconfig to RDEPEND.

Signed-off-by: Andrei Horodniceanu <a.horodniceanu@proton.me>

1 files changed, 126 insertions, 0 deletions

diff --git a/dev-util/dub/dub-1.38.1-r1.ebuild b/dev-util/dub/dub-1.38.1-r1.ebuild
new file mode 100644
index 0000000..43506d2
--- /dev/null
+++ b/dev-util/dub/dub-1.38.1-r1.ebuild
@@ -0,0 +1,126 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DLANG_COMPAT=( dmd-2_{106..109} gdc-1{3,4} ldc2-1_{35..39} )
+DUB_DEPENDENCIES=(
+	gitcompatibledubpackage@1.0.1
+	gitcompatibledubpackage@1.0.4
+	urld@2.1.1
+)
+inherit dlang-single dub shell-completion
+
+DESCRIPTION="Package and build management system for D"
+HOMEPAGE="https://code.dlang.org/"
+
+GITHUB_URI="https://codeload.github.com/dlang"
+SRC_URI="
+	${GITHUB_URI}/${PN}/tar.gz/v${PV} -> ${P}.tar.gz
+	test? ( ${DUB_DEPENDENCIES_URIS} )
+"
+LICENSE="MIT"
+
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+IUSE="doc test"
+RESTRICT="!test? ( test )"
+
+RDEPEND+=" virtual/pkgconfig"
+
+src_unpack() {
+	dub_gen_settings
+	unpack "${P}.tar.gz"
+	use test && dub_copy_dependencies_locally "${DUB_DEPENDENCIES[@]}"
+}
+
+src_configure() {
+	# gdc generates unaligned memory accesses with optimizations and avx
+	# enabled. It has been fixed upstream. See:
+	# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114171
+	# Fixed in >=sys-devel/gcc-13.2.1_p20240330. Adding -mno-sse2 makes
+	# tests fail so defer to removing the common way users get avx
+	# instructions enabled (-march=native) and warn them.
+	if [[ ${ARCH} == amd64 && ${EDC} == gdc-13 && ${DCFLAGS} == *-march=native* ]]; then
+		ewarn "<sys-devel/gcc-13.2.1_p20240330 is known to generate invalid code"
+		ewarn "on amd64 with certain flags. For this reason -march=native will be"
+		ewarn "removed from your flags. Feel free to use -march=<cpu> to bypass this"
+		ewarn "precaution."
+		ewarn ""
+		ewarn "See also: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114171"
+		dlang-filter-dflags "gdc*" "-march=native"
+	fi
+}
+
+src_compile() {
+	local imports=source versions="DubApplication DubUseCurl"
+	dlang_compile_bin bin/dub $(<build-files.txt)
+
+	# Generate man pages. Rebuilds dub so put it behind a USE flag.
+	if use doc; then
+		einfo "Generating man pages"
+		# You're supposed to be able to do ./bin/dub scrips/man/gen_man.d
+		# but it gives linking errors with gdc.
+
+		# $imports is set up above.
+		versions=DubUseCurl
+		dlang_compile_bin scripts/man/gen_man{,.d} \
+						  $(sed '/^source\/app.d$/d' build-files.txt)
+		./scripts/man/gen_man || die "Could not generate man pages"
+	fi
+}
+
+src_test() {
+	# Setup the environment for the tests.
+	local -x DUB="${S}/bin/dub"
+
+	# Note, disabling tests is possible yet very hard. You have to
+	# create a bash variable containing a regex (to be used in =~) that
+	# matches all the tests that you want *to* run. It's probably easier
+	# to delete the subdirectory under ${S}/test.
+
+	# Tries to connect to github.com and fails due to the network sandbox
+	rm -rf "${S}/test/git-dependency" || die
+	# Doesn't work on non amd64/x86
+	if [[ ${ARCH} != @(amd64|x86) ]]; then
+		rm -rf test/issue1447-build-settings-vars || die
+	fi
+
+	# gdc-13 doesn't support #include's in its importC implementation.
+	if [[ ${EDC} == gdc-13 ]]; then
+		rm -rf "${S}/test/use-c-sources" || die
+	fi
+
+	# See https://bugs.gentoo.org/921581 we have to remove -op (preserve
+	# source path for output files) from the flags lest the sandbox
+	# trips us up. This shouldn't be a problem anymore with dlang-single.
+	dlang-filter-dflags "*" "--op" "-op"
+
+	# Use -Wno-error or equivalent
+	local -x DFLAGS="${DCFLAGS} ${DLANG_LDFLAGS} $(dlang_get_wno_error_flag)"
+
+	# Run the unittests in the source files.
+	"${DUB}" test --verbose -c application || die
+
+	# Some tests overwrite DUB_HOME messing up the configuration file
+	# so put it in one of the other available locations
+	mkdir -p "${S}/bin/../etc/dub" || die
+	cp "${DUB_HOME}/settings.json" "${S}/bin/../etc/dub/settings.json" || die
+
+	# Run the integration tests.
+	FRONTEND="$(dlang_get_fe_version)" test/run-unittest.sh  \
+		|| die "Tests failed"
+}
+
+src_install() {
+	dobin bin/dub
+	dodoc README.md
+
+	# Make sure there are no man files in any other section.
+	use doc && doman scripts/man/*.1
+
+	newbashcomp scripts/bash-completion/${PN}.bash ${PN}
+	dozshcomp scripts/zsh-completion/_${PN}
+	dofishcomp scripts/fish-completion/${PN}.fish
+}