gentoo auto-resync : 15:07:2024 - 12:27:33

7 files changed, 407 insertions, 213 deletions

diff --git a/eclass/Manifest.gz b/eclass/Manifest.gz
index 1c02ac319a8f..9e0230d8dc84 100644
--- a/eclass/Manifest.gz
+++ b/eclass/Manifest.gz
diff --git a/eclass/gnome.org.eclass b/eclass/gnome.org.eclass
index 760dc2ba0b66..70884edefef7 100644
--- a/eclass/gnome.org.eclass
+++ b/eclass/gnome.org.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: gnome.org.eclass
@@ -7,22 +7,19 @@
 # @AUTHOR:
 # Authors: Spidler <spidler@gentoo.org> with help of carparski.
 # eclass variable additions and documentation: Gilles Dartiguelongue <eva@gentoo.org>
-# @SUPPORTED_EAPIS: 5 6 7 8
+# @SUPPORTED_EAPIS: 7 8
 # @BLURB: Helper eclass for gnome.org hosted archives
 # @DESCRIPTION:
 # Provide a default SRC_URI for tarball hosted on gnome.org mirrors.
 
 case ${EAPI} in
-	5|6|7|8) ;;
+	7|8) ;;
 	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
 esac
 
 if [[ -z ${_GNOME_ORG_ECLASS} ]] ; then
 _GNOME_ORG_ECLASS=1
 
-# versionator inherit kept for older EAPIs due to ebuilds (potentially) relying on it
-[[ ${EAPI} == [56] ]] && inherit eapi7-ver versionator
-
 # @ECLASS_VARIABLE: GNOME_TARBALL_SUFFIX
 # @PRE_INHERIT
 # @DESCRIPTION:
@@ -33,19 +30,13 @@ _GNOME_ORG_ECLASS=1
 
 # Even though xz-utils are in @system, they must still be added to BDEPEND; see
 # https://archives.gentoo.org/gentoo-dev/msg_a0d4833eb314d1be5d5802a3b710e0a4.xml
-if [[ ${GNOME_TARBALL_SUFFIX} == "xz" ]]; then
-	if [[ ${EAPI} != [56] ]]; then
-		BDEPEND="app-arch/xz-utils"
-	else
-		DEPEND="app-arch/xz-utils"
-	fi
-fi
+[[ ${GNOME_TARBALL_SUFFIX} == "xz" ]] && BDEPEND="app-arch/xz-utils"
 
 # @ECLASS_VARIABLE: GNOME_ORG_MODULE
 # @DESCRIPTION:
 # Name of the module as hosted on gnome.org mirrors.
 # Leave unset if package name matches module name.
-: "${GNOME_ORG_MODULE:=$PN}"
+: "${GNOME_ORG_MODULE:=${PN}}"
 
 # @ECLASS_VARIABLE: GNOME_ORG_RELEASE
 # @INTERNAL
diff --git a/eclass/gnome2-utils.eclass b/eclass/gnome2-utils.eclass
index bbee2a419dfc..dd4014c09bf7 100644
--- a/eclass/gnome2-utils.eclass
+++ b/eclass/gnome2-utils.eclass
@@ -4,7 +4,7 @@
 # @ECLASS: gnome2-utils.eclass
 # @MAINTAINER:
 # gnome@gentoo.org
-# @SUPPORTED_EAPIS: 5 6 7 8
+# @SUPPORTED_EAPIS: 7 8
 # @PROVIDES: xdg-utils
 # @BLURB: Auxiliary functions commonly used by Gnome packages.
 # @DESCRIPTION:
@@ -15,13 +15,12 @@
 #  * GConf schemas management
 #  * scrollkeeper (old Gnome help system) management
 
-[[ ${EAPI} == 5 ]] && inherit multilib
 # toolchain-funs.eclass: tc-is-cross-compiler
 # xdg-utils.eclass: xdg_environment_reset, xdg_icon_cache_update
 inherit toolchain-funcs xdg-utils
 
 case ${EAPI} in
-	5|6|7|8) ;;
+	7|8) ;;
 	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
 esac
 
@@ -100,7 +99,7 @@ gnome2_environment_reset() {
 	# Ensure we don't rely on dconf/gconf while building, bug #511946
 	export GSETTINGS_BACKEND="memory"
 
-	if has ${EAPI} 6 7; then
+	if [[ ${EAPI} == 7 ]]; then
 		# Try to cover the packages honoring this variable, bug #508124
 		export GST_INSPECT="$(type -P true)"
 
@@ -126,7 +125,7 @@ gnome2_gconf_savelist() {
 # using gconftool-2.
 # This function should be called from pkg_postinst.
 gnome2_gconf_install() {
-	local updater="${EROOT%/}${GCONFTOOL_BIN}"
+	local updater="${EROOT}${GCONFTOOL_BIN}"
 
 	if [[ -z "${GNOME2_ECLASS_SCHEMAS}" ]]; then
 		debug-print "No GNOME 2 GConf schemas found"
@@ -148,15 +147,15 @@ gnome2_gconf_install() {
 
 	# We are ready to install the GCONF Scheme now
 	unset GCONF_DISABLE_MAKEFILE_SCHEMA_INSTALL
-	export GCONF_CONFIG_SOURCE="$("${updater}" --get-default-source | sed "s;:/;:${ROOT%/}/;")"
+	export GCONF_CONFIG_SOURCE="$("${updater}" --get-default-source | sed "s;:/;:${ROOT}/;")"
 
 	einfo "Installing GNOME 2 GConf schemas"
 
 	local F
 	for F in ${GNOME2_ECLASS_SCHEMAS}; do
-		if [[ -e "${EROOT%/}/${F}" ]]; then
+		if [[ -e "${EROOT}/${F}" ]]; then
 			debug-print "Installing schema: ${F}"
-			"${updater}" --makefile-install-rule "${EROOT%/}/${F}" 1>/dev/null
+			"${updater}" --makefile-install-rule "${EROOT}/${F}" 1>/dev/null
 		fi
 	done
 
@@ -174,7 +173,7 @@ gnome2_gconf_install() {
 # Removes schema files previously installed by the current ebuild from Gconf's
 # database.
 gnome2_gconf_uninstall() {
-	local updater="${EROOT%/}${GCONFTOOL_BIN}"
+	local updater="${EROOT}${GCONFTOOL_BIN}"
 
 	if [[ -z "${GNOME2_ECLASS_SCHEMAS}" ]]; then
 		debug-print "No GNOME 2 GConf schemas found"
@@ -194,15 +193,15 @@ gnome2_gconf_uninstall() {
 	fi
 
 	unset GCONF_DISABLE_MAKEFILE_SCHEMA_INSTALL
-	export GCONF_CONFIG_SOURCE="$("${updater}" --get-default-source | sed "s;:/;:${ROOT%/}/;")"
+	export GCONF_CONFIG_SOURCE="$("${updater}" --get-default-source | sed "s;:/;:${ROOT}/;")"
 
 	einfo "Uninstalling GNOME 2 GConf schemas"
 
 	local F
 	for F in ${GNOME2_ECLASS_SCHEMAS}; do
-		if [[ -e "${EROOT%/}/${F}" ]]; then
+		if [[ -e "${EROOT}/${F}" ]]; then
 			debug-print "Uninstalling gconf schema: ${F}"
-			"${updater}" --makefile-uninstall-rule "${EROOT%/}/${F}" 1>/dev/null
+			"${updater}" --makefile-uninstall-rule "${EROOT}/${F}" 1>/dev/null
 		fi
 	done
 
@@ -221,31 +220,29 @@ gnome2_gconf_uninstall() {
 # calls to scrollkeeper-update and sandbox violations.
 # This function should be called from src_prepare.
 gnome2_omf_fix() {
-	local omf_makefiles filename
-
-	omf_makefiles="$@"
+	local omf_makefiles=( "$@" )
 
 	if [[ -f ${S}/omf.make ]] ; then
-		omf_makefiles="${omf_makefiles} ${S}/omf.make"
+		omf_makefiles+=( "${S}"/omf.make )
 	fi
 
 	if [[ -f ${S}/gnome-doc-utils.make ]] ; then
-		omf_makefiles="${omf_makefiles} ${S}/gnome-doc-utils.make"
+		omf_makefiles+=( "${S}"/gnome-doc-utils.make )
 	fi
 
 	# testing fixing of all makefiles found
 	# The sort is important to ensure .am is listed before the respective .in for
 	# maintainer mode regeneration not kicking in due to .am being newer than .in
-	for filename in $(find "${S}" -name "Makefile.in" -o -name "Makefile.am" |sort) ; do
-		omf_makefiles="${omf_makefiles} ${filename}"
-	done
+	local filename
+	while IFS="" read -r filename ; do
+		omf_makefiles+=( "${filename}" )
+	done < <(find "${S}" -name "Makefile.in" -o -name "Makefile.am" | sort)
 
 	ebegin "Fixing OMF Makefiles"
 
-	local retval=0
+	local omf retval=0
 	local fails=( )
-
-	for omf in ${omf_makefiles} ; do
+	for omf in "${omf_makefiles[@]}" ; do
 		sed -i -e 's:scrollkeeper-update:true:' "${omf}"
 		retval=$?
 
@@ -253,7 +250,7 @@ gnome2_omf_fix() {
 			debug-print "updating of ${omf} failed"
 
 			# Add to the list of failures
-			fails[$(( ${#fails[@]} + 1 ))]=$omf
+			fails+=( "${omf}" )
 
 			retval=2
 		fi
@@ -261,6 +258,7 @@ gnome2_omf_fix() {
 
 	eend $retval
 
+	local f
 	for f in "${fails[@]}" ; do
 		eerror "Failed to update OMF Makefile $f"
 	done
@@ -282,7 +280,7 @@ gnome2_scrollkeeper_savelist() {
 # Updates the global scrollkeeper database.
 # This function should be called from pkg_postinst and pkg_postrm.
 gnome2_scrollkeeper_update() {
-	local updater="${EROOT%/}${SCROLLKEEPER_UPDATE_BIN}"
+	local updater="${EROOT}${SCROLLKEEPER_UPDATE_BIN}"
 
 	if [[ -z "${GNOME2_ECLASS_SCROLLS}" ]]; then
 		debug-print "No scroll cache to update"
@@ -303,7 +301,7 @@ gnome2_scrollkeeper_update() {
 	fi
 
 	ebegin "Updating scrollkeeper database ..."
-	"${updater}" -q -p "${EROOT%/}${SCROLLKEEPER_DIR}"
+	"${updater}" -q -p "${EROOT}${SCROLLKEEPER_DIR}"
 	eend $?
 }
 
@@ -324,7 +322,7 @@ gnome2_schemas_savelist() {
 # Updates GSettings schemas.
 # This function should be called from pkg_postinst and pkg_postrm.
 gnome2_schemas_update() {
-	local updater="${EROOT%/}${GLIB_COMPILE_SCHEMAS}"
+	local updater="${EROOT}${GLIB_COMPILE_SCHEMAS}"
 
 	if tc-is-cross-compiler ; then
 		ewarn "Updating of GSettings schemas skipped due to cross-compilation."
@@ -340,7 +338,7 @@ gnome2_schemas_update() {
 	fi
 
 	ebegin "Updating GSettings schemas"
-	${updater} --allow-any-name "$@" "${EROOT%/}/usr/share/glib-2.0/schemas" &>/dev/null
+	${updater} --allow-any-name "$@" "${EROOT}/usr/share/glib-2.0/schemas" &>/dev/null
 	eend $?
 }
 
@@ -360,8 +358,8 @@ gnome2_gdk_pixbuf_savelist() {
 # Updates gdk-pixbuf loader cache if GNOME2_ECLASS_GDK_PIXBUF_LOADERS has some.
 # This function should be called from pkg_postinst and pkg_postrm.
 gnome2_gdk_pixbuf_update() {
-	local updater="${EROOT%/}/usr/bin/${CHOST}-gdk-pixbuf-query-loaders"
-	[[ -x ${updater} ]] || updater="${EROOT%/}/usr/bin/gdk-pixbuf-query-loaders"
+	local updater="${EROOT}/usr/bin/${CHOST}-gdk-pixbuf-query-loaders"
+	[[ -x ${updater} ]] || updater="${EROOT}/usr/bin/gdk-pixbuf-query-loaders"
 
 	if tc-is-cross-compiler ; then
 		ewarn "Updating of gdk-pixbuf loader cache skipped due to cross-compilation."
@@ -380,7 +378,7 @@ gnome2_gdk_pixbuf_update() {
 	local tmp_file=$(mktemp "${T}"/tmp.XXXXXXXXXX) || die "Failed to create temporary file"
 	${updater} 1> "${tmp_file}" &&
 	chmod 0644 "${tmp_file}" &&
-	cp -f "${tmp_file}" "${EROOT%/}/usr/$(get_libdir)/gdk-pixbuf-2.0/2.10.0/loaders.cache" &&
+	cp -f "${tmp_file}" "${EROOT}/usr/$(get_libdir)/gdk-pixbuf-2.0/2.10.0/loaders.cache" &&
 	rm "${tmp_file}" # don't replace this with mv, required for SELinux support
 	eend $?
 }
@@ -398,7 +396,7 @@ gnome2_query_immodules_gtk2() {
 	fi
 
 	ebegin "Updating gtk2 input method module cache"
-	GTK_IM_MODULE_FILE="${EROOT%/}/usr/$(get_libdir)/gtk-2.0/2.10.0/immodules.cache" \
+	GTK_IM_MODULE_FILE="${EROOT}/usr/$(get_libdir)/gtk-2.0/2.10.0/immodules.cache" \
 		"${updater}" --update-cache
 	eend $?
 }
@@ -416,7 +414,7 @@ gnome2_query_immodules_gtk3() {
 	fi
 
 	ebegin "Updating gtk3 input method module cache"
-	GTK_IM_MODULE_FILE="${EROOT%/}/usr/$(get_libdir)/gtk-3.0/3.0.0/immodules.cache" \
+	GTK_IM_MODULE_FILE="${EROOT}/usr/$(get_libdir)/gtk-3.0/3.0.0/immodules.cache" \
 		"${updater}" --update-cache
 	eend $?
 }
@@ -426,8 +424,8 @@ gnome2_query_immodules_gtk3() {
 # Updates glib's gio modules cache.
 # This function should be called from pkg_postinst and pkg_postrm.
 gnome2_giomodule_cache_update() {
-	local updater="${EROOT%/}/usr/bin/${CHOST}-gio-querymodules"
-	[[ -x ${updater} ]] || updater="${EROOT%/}/usr/bin/gio-querymodules"
+	local updater="${EROOT}/usr/bin/${CHOST}-gio-querymodules"
+	[[ -x ${updater} ]] || updater="${EROOT}/usr/bin/gio-querymodules"
 
 	if tc-is-cross-compiler ; then
 		ewarn "Updating of GIO modules cache skipped due to cross-compilation."
@@ -443,7 +441,7 @@ gnome2_giomodule_cache_update() {
 	fi
 
 	ebegin "Updating GIO modules cache"
-	${updater} "${EROOT%/}"/usr/$(get_libdir)/gio/modules
+	${updater} "${EROOT}"/usr/$(get_libdir)/gio/modules
 	eend $?
 }
 
@@ -486,30 +484,3 @@ gnome2_disable_deprecation_warning() {
 		ewarn "Failed to disable deprecation warnings in ${makefile}"
 	done
 }
-
-case ${EAPI} in
-5|6)
-
-# @FUNCTION: gnome2_icon_savelist
-# @DESCRIPTION:
-# Find the icons that are about to be installed and save their location
-# in the GNOME2_ECLASS_ICONS environment variable. This is only
-# necessary for eclass implementations that call
-# gnome2_icon_cache_update conditionally.
-# This function should be called from pkg_preinst.
-gnome2_icon_savelist() {
-	pushd "${ED}" > /dev/null || die
-	export GNOME2_ECLASS_ICONS=$(find 'usr/share/icons' -maxdepth 1 -mindepth 1 -type d 2> /dev/null)
-	popd > /dev/null || die
-}
-
-# @FUNCTION: gnome2_icon_cache_update
-# @DESCRIPTION:
-# Updates Gtk+ icon cache files under /usr/share/icons.
-# Deprecated. Please use xdg_icon_cache_update from xdg-utils.eclass
-gnome2_icon_cache_update() {
-	xdg_icon_cache_update
-}
-
-;;
-esac
diff --git a/eclass/gnome2.eclass b/eclass/gnome2.eclass
index 66de2df97f9f..9ef5d92a1c9e 100644
--- a/eclass/gnome2.eclass
+++ b/eclass/gnome2.eclass
@@ -4,7 +4,7 @@
 # @ECLASS: gnome2.eclass
 # @MAINTAINER:
 # gnome@gentoo.org
-# @SUPPORTED_EAPIS: 6 7 8
+# @SUPPORTED_EAPIS: 7 8
 # @PROVIDES: gnome2-utils
 # @BLURB: Provides phases for Gnome/Gtk+ based packages.
 # @DESCRIPTION:
@@ -12,7 +12,7 @@
 # GNOME framework. For additional functions, see gnome2-utils.eclass.
 
 case ${EAPI} in
-	6|7|8) ;;
+	7|8) ;;
 	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
 esac
 
@@ -22,11 +22,9 @@ _GNOME2_ECLASS=1
 # @ECLASS_VARIABLE: GNOME2_EAUTORECONF
 # @DEFAULT_UNSET
 # @DESCRIPTION:
-# Run eautoreconf instead of only elibtoolize
-GNOME2_EAUTORECONF=${GNOME2_EAUTORECONF:-""}
+# Run eautoreconf instead of only elibtoolize if set to "yes".
 
 [[ ${GNOME2_EAUTORECONF} == yes ]] && inherit autotools
-[[ ${EAPI} == 6 ]] && inherit ltprune
 
 inherit libtool gnome.org gnome2-utils xdg
 
@@ -34,7 +32,6 @@ inherit libtool gnome.org gnome2-utils xdg
 # @DEFAULT_UNSET
 # @DESCRIPTION:
 # Extra options passed to elibtoolize
-ELTCONF=${ELTCONF:-""}
 
 # @ECLASS_VARIABLE: GNOME2_ECLASS_GIO_MODULES
 # @INTERNAL
@@ -42,13 +39,10 @@ ELTCONF=${ELTCONF:-""}
 # Array containing glib GIO modules
 
 # @ECLASS_VARIABLE: GNOME2_LA_PUNT
+# @DEFAULT_UNSET
 # @DESCRIPTION:
-# In EAPI 6, it relies on prune_libtool_files (from ltprune.eclass) for
-# this. Later EAPIs use find ... -delete. Available values for GNOME2_LA_PUNT:
-# - "no": will not clean any .la files
-# - "yes": will run prune_libtool_files --modules
-# - If it is not set, it will run prune_libtool_files
-GNOME2_LA_PUNT=${GNOME2_LA_PUNT:-""}
+# If set to "no", no .la files will be cleaned, otherwise
+# will run "find ... -delete" in src_install.
 
 # @FUNCTION: gnome2_src_prepare
 # @DESCRIPTION:
@@ -141,8 +135,7 @@ gnome2_src_install() {
 	export GCONF_DISABLE_MAKEFILE_SCHEMA_INSTALL="1"
 
 	local sk_tmp_dir="/var/lib/scrollkeeper"
-	# scrollkeeper-update from rarian doesn't do anything. Then, since eapi6
-	# we stop taking care of it
+	# scrollkeeper-update from rarian doesn't do anything.
 	#
 	# if this is not present, scrollkeeper-update may segfault and
 	# create bogus directories in /var/lib/
@@ -150,9 +143,8 @@ gnome2_src_install() {
 
 	unset GCONF_DISABLE_MAKEFILE_SCHEMA_INSTALL
 
-	# Handle documentation as 'default' for eapi5, bug #373131
-	# Since eapi6 this is handled by default on its own plus MAINTAINERS and HACKING
-	# files that are really common in gnome packages (bug #573390)
+	# Install MAINTAINERS and HACKING which are really common
+	# in gnome packages (bug #573390)
 	local d
 	for d in HACKING MAINTAINERS; do
 		[[ -s ${d} ]] && dodoc "${d}"
@@ -170,16 +162,8 @@ gnome2_src_install() {
 	rm -rf "${ED}/usr/share/applications/mimeinfo.cache" || die
 
 	# Delete all .la files
-	if has ${EAPI} 6; then
-		case "${GNOME2_LA_PUNT}" in
-			yes)    prune_libtool_files --modules;;
-			no)     ;;
-			*)      prune_libtool_files;;
-		esac
-	else
-		if [[ ${GNOME2_LA_PUNT} != 'no' ]]; then
-			find "${ED}" -name '*.la' -delete || die
-		fi
+	if [[ ${GNOME2_LA_PUNT} != no ]]; then
+		find "${ED}" -type f -name '*.la' -delete || die
 	fi
 }
 
diff --git a/eclass/rebar-utils.eclass b/eclass/rebar-utils.eclass
new file mode 100644
index 000000000000..5657908eb8e9
--- /dev/null
+++ b/eclass/rebar-utils.eclass
@@ -0,0 +1,160 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+# @ECLASS: rebar-utils.eclass
+# @MAINTAINER:
+# Florian Schmaus <flow@gentoo.org>
+# @AUTHOR:
+# Amadeusz Żołnowski <aidecoe@gentoo.org>
+# @SUPPORTED_EAPIS: 7 8
+# @BLURB: Auxiliary functions for using dev-util/rebar.
+# @DESCRIPTION:
+# This eclass provides a set of axiliary functions commonly needed
+# when building Erlang/OTP packages with rebar.
+
+case ${EAPI} in
+	7|8) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
+
+if [[ -z ${_REBAR_UTILS_ECLASS} ]]; then
+_REBAR_UTILS_ECLASS=1
+
+# @ECLASS_VARIABLE: REBAR_APP_SRC
+# @DESCRIPTION:
+# Relative path to .app.src description file. Defaults to
+# 'src/${PN}.app.src'.
+: "${REBAR_APP_SRC:=src/${PN}.app.src}"
+
+# @FUNCTION: get_erl_libs
+# @RETURN: the path to Erlang lib directory
+# @DESCRIPTION:
+# Get the full path without EPREFIX to Erlang lib directory.
+get_erl_libs() {
+	echo "/usr/$(get_libdir)/erlang/lib"
+}
+
+# @FUNCTION: _rebar_find_dep
+# @INTERNAL
+# @USAGE: <project_name>
+# @RETURN: 0 success, 1 dependency not found, 2 multiple versions found
+# @DESCRIPTION:
+# Find a Erlang package/project by name in Erlang lib directory. Project
+# directory is usually suffixed with version. It is matched to '<project_name>'
+# or '<project_name>-*'.
+_rebar_find_dep() {
+	local pn="${1}"
+	local p
+	local result
+
+	pushd "${EPREFIX}$(get_erl_libs)" >/dev/null || return 1
+	for p in ${pn} ${pn}-*; do
+		if [[ -d ${p} ]]; then
+			# Ensure there's at most one matching.
+			[[ ${result} ]] && return 2
+			result="${p}"
+		fi
+	done
+	popd >/dev/null || die
+
+	[[ ${result} ]] || return 1
+	echo "${result}"
+}
+
+# @FUNCTION: rebar_disable_coverage
+# @USAGE: [<rebar_config>]
+# @DESCRIPTION:
+# Disable coverage in rebar.config. This is a workaround for failing coverage.
+# Coverage is not relevant in this context, so there's no harm to disable it,
+# although the issue should be fixed.
+rebar_disable_coverage() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local rebar_config="${1:-rebar.config}"
+
+	sed -e 's/{cover_enabled, true}/{cover_enabled, false}/' \
+		-i "${rebar_config}" \
+		|| die "failed to disable coverage in ${rebar_config}"
+}
+
+# @FUNCTION: rebar_fix_include_path
+# @USAGE: <project_name> [<rebar_config>]
+# @DESCRIPTION:
+# Fix path in rebar.config to 'include' directory of dependent project/package,
+# so it points to installation in system Erlang lib rather than relative 'deps'
+# directory.
+#
+# <rebar_config> is optional. Default is 'rebar.config'.
+#
+# The function dies on failure.
+rebar_fix_include_path() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local pn="${1}"
+	local rebar_config="${2:-rebar.config}"
+	local erl_libs="${EPREFIX}$(get_erl_libs)"
+	local p
+
+	p="$(_rebar_find_dep "${pn}")" \
+		|| die "failed to unambiguously resolve dependency of '${pn}'"
+
+	gawk -i inplace \
+		-v erl_libs="${erl_libs}" -v pn="${pn}" -v p="${p}" '
+/^{[[:space:]]*erl_opts[[:space:]]*,/, /}[[:space:]]*\.$/ {
+	pattern = "\"(./)?deps/" pn "/include\"";
+	if (match($0, "{i,[[:space:]]*" pattern "[[:space:]]*}")) {
+		sub(pattern, "\"" erl_libs "/" p "/include\"");
+	}
+	print $0;
+	next;
+}
+1
+' "${rebar_config}" || die "failed to fix include paths in ${rebar_config} for '${pn}'"
+}
+
+# @FUNCTION: rebar_remove_deps
+# @USAGE: [<rebar_config>]
+# @DESCRIPTION:
+# Remove dependencies list from rebar.config and deceive build rules that any
+# dependencies are already fetched and built. Otherwise rebar tries to fetch
+# dependencies and compile them.
+#
+# <rebar_config> is optional. Default is 'rebar.config'.
+#
+# The function dies on failure.
+rebar_remove_deps() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local rebar_config="${1:-rebar.config}"
+
+	mkdir -p "${S}/deps" && :>"${S}/deps/.got" && :>"${S}/deps/.built" || die
+	gawk -i inplace '
+/^{[[:space:]]*deps[[:space:]]*,/, /}[[:space:]]*\.$/ {
+	if ($0 ~ /}[[:space:]]*\.$/) {
+		print "{deps, []}.";
+	}
+	next;
+}
+1
+' "${rebar_config}" || die "failed to remove deps from ${rebar_config}"
+}
+
+# @FUNCTION: rebar_set_vsn
+# @USAGE: [<version>]
+# @DESCRIPTION:
+# Set version in project description file if it's not set.
+#
+# <version> is optional. Default is PV stripped from version suffix.
+#
+# The function dies on failure.
+rebar_set_vsn() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local version="${1:-${PV%_*}}"
+
+	sed -e "s/vsn, git/vsn, \"${version}\"/" \
+		-i "${S}/${REBAR_APP_SRC}" \
+		|| die "failed to set version in src/${PN}.app.src"
+}
+
+fi
diff --git a/eclass/rebar.eclass b/eclass/rebar.eclass
index 97638c761814..1e4e845a9adb 100644
--- a/eclass/rebar.eclass
+++ b/eclass/rebar.eclass
@@ -7,6 +7,7 @@
 # @AUTHOR:
 # Amadeusz Żołnowski <aidecoe@gentoo.org>
 # @SUPPORTED_EAPIS: 7 8
+# @PROVIDES: rebar-utils
 # @BLURB: Build Erlang/OTP projects using dev-util/rebar.
 # @DESCRIPTION:
 # An eclass providing functions to build Erlang/OTP projects using
@@ -27,6 +28,8 @@ esac
 if [[ -z ${_REBAR_ECLASS} ]]; then
 _REBAR_ECLASS=1
 
+inherit rebar-utils
+
 RDEPEND="dev-lang/erlang:="
 DEPEND="${RDEPEND}"
 BDEPEND="
@@ -34,19 +37,6 @@ BDEPEND="
 	>=sys-apps/gawk-4.1
 "
 
-# @ECLASS_VARIABLE: REBAR_APP_SRC
-# @DESCRIPTION:
-# Relative path to .app.src description file.
-REBAR_APP_SRC="${REBAR_APP_SRC-src/${PN}.app.src}"
-
-# @FUNCTION: get_erl_libs
-# @RETURN: the path to Erlang lib directory
-# @DESCRIPTION:
-# Get the full path without EPREFIX to Erlang lib directory.
-get_erl_libs() {
-	echo "/usr/$(get_libdir)/erlang/lib"
-}
-
 # @FUNCTION: _rebar_find_dep
 # @INTERNAL
 # @USAGE: <project_name>
@@ -74,22 +64,6 @@ _rebar_find_dep() {
 	echo "${result}"
 }
 
-# @FUNCTION: rebar_disable_coverage
-# @USAGE: [<rebar_config>]
-# @DESCRIPTION:
-# Disable coverage in rebar.config. This is a workaround for failing coverage.
-# Coverage is not relevant in this context, so there's no harm to disable it,
-# although the issue should be fixed.
-rebar_disable_coverage() {
-	debug-print-function ${FUNCNAME} "${@}"
-
-	local rebar_config="${1:-rebar.config}"
-
-	sed -e 's/{cover_enabled, true}/{cover_enabled, false}/' \
-		-i "${rebar_config}" \
-		|| die "failed to disable coverage in ${rebar_config}"
-}
-
 # @FUNCTION: erebar
 # @USAGE: <targets>
 # @DESCRIPTION:
@@ -105,86 +79,6 @@ erebar() {
 	rebar -v skip_deps=true "$@" || die -n "rebar $@ failed"
 }
 
-# @FUNCTION: rebar_fix_include_path
-# @USAGE: <project_name> [<rebar_config>]
-# @DESCRIPTION:
-# Fix path in rebar.config to 'include' directory of dependent project/package,
-# so it points to installation in system Erlang lib rather than relative 'deps'
-# directory.
-#
-# <rebar_config> is optional. Default is 'rebar.config'.
-#
-# The function dies on failure.
-rebar_fix_include_path() {
-	debug-print-function ${FUNCNAME} "${@}"
-
-	local pn="${1}"
-	local rebar_config="${2:-rebar.config}"
-	local erl_libs="${EPREFIX}$(get_erl_libs)"
-	local p
-
-	p="$(_rebar_find_dep "${pn}")" \
-		|| die "failed to unambiguously resolve dependency of '${pn}'"
-
-	gawk -i inplace \
-		-v erl_libs="${erl_libs}" -v pn="${pn}" -v p="${p}" '
-/^{[[:space:]]*erl_opts[[:space:]]*,/, /}[[:space:]]*\.$/ {
-	pattern = "\"(./)?deps/" pn "/include\"";
-	if (match($0, "{i,[[:space:]]*" pattern "[[:space:]]*}")) {
-		sub(pattern, "\"" erl_libs "/" p "/include\"");
-	}
-	print $0;
-	next;
-}
-1
-' "${rebar_config}" || die "failed to fix include paths in ${rebar_config} for '${pn}'"
-}
-
-# @FUNCTION: rebar_remove_deps
-# @USAGE: [<rebar_config>]
-# @DESCRIPTION:
-# Remove dependencies list from rebar.config and deceive build rules that any
-# dependencies are already fetched and built. Otherwise rebar tries to fetch
-# dependencies and compile them.
-#
-# <rebar_config> is optional. Default is 'rebar.config'.
-#
-# The function dies on failure.
-rebar_remove_deps() {
-	debug-print-function ${FUNCNAME} "${@}"
-
-	local rebar_config="${1:-rebar.config}"
-
-	mkdir -p "${S}/deps" && :>"${S}/deps/.got" && :>"${S}/deps/.built" || die
-	gawk -i inplace '
-/^{[[:space:]]*deps[[:space:]]*,/, /}[[:space:]]*\.$/ {
-	if ($0 ~ /}[[:space:]]*\.$/) {
-		print "{deps, []}.";
-	}
-	next;
-}
-1
-' "${rebar_config}" || die "failed to remove deps from ${rebar_config}"
-}
-
-# @FUNCTION: rebar_set_vsn
-# @USAGE: [<version>]
-# @DESCRIPTION:
-# Set version in project description file if it's not set.
-#
-# <version> is optional. Default is PV stripped from version suffix.
-#
-# The function dies on failure.
-rebar_set_vsn() {
-	debug-print-function ${FUNCNAME} "${@}"
-
-	local version="${1:-${PV%_*}}"
-
-	sed -e "s/vsn, git/vsn, \"${version}\"/" \
-		-i "${S}/${REBAR_APP_SRC}" \
-		|| die "failed to set version in src/${PN}.app.src"
-}
-
 # @FUNCTION: rebar_src_prepare
 # @DESCRIPTION:
 # Prevent rebar from fetching and compiling dependencies. Set version in
diff --git a/eclass/rebar3.eclass b/eclass/rebar3.eclass
new file mode 100644
index 000000000000..f6383b9c8cdd
--- /dev/null
+++ b/eclass/rebar3.eclass
@@ -0,0 +1,194 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+# @ECLASS: rebar3.eclass
+# @MAINTAINER:
+# Florian Schmaus <flow@gentoo.org>
+# @AUTHOR:
+# Amadeusz Żołnowski <aidecoe@gentoo.org>
+# Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>
+# @SUPPORTED_EAPIS: 8
+# @PROVIDES: rebar-utils
+# @BLURB: Build Erlang/OTP projects using dev-util/rebar:3.
+# @DESCRIPTION:
+# An eclass providing functions to build Erlang/OTP projects using
+# dev-util/rebar:3.
+#
+# rebar is a tool which tries to resolve dependencies itself which is by
+# cloning remote git repositories. Dependent projects are usually expected to
+# be in sub-directory 'deps' rather than looking at system Erlang lib
+# directory. Projects relying on rebar usually don't have 'install' make
+# targets. The eclass workarounds some of these problems. It handles
+# installation in a generic way for Erlang/OTP structured projects.
+
+case ${EAPI} in
+	8) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
+
+if [[ -z ${_REBAR3_ECLASS} ]]; then
+_REBAR3_ECLASS=1
+
+inherit edo rebar-utils
+
+RDEPEND="dev-lang/erlang:="
+DEPEND="${RDEPEND}"
+BDEPEND="
+	dev-util/rebar:3
+	>=sys-apps/gawk-4.1
+"
+
+# @ECLASS_VARIABLE: REBAR_PROFILE
+# @DESCRIPTION:
+# Rebar profile to use. Defaults to
+# 'default'.
+: "${REBAR_PROFILE:=default}"
+
+# @FUNCTION: _rebar_find_dep
+# @INTERNAL
+# @USAGE: <project_name>
+# @RETURN: 0 success, 1 dependency not found, 2 multiple versions found
+# @DESCRIPTION:
+# Find a Erlang package/project by name in Erlang lib directory. Project
+# directory is usually suffixed with version. It is matched to '<project_name>'
+# or '<project_name>-*'.
+_rebar_find_dep() {
+	local pn="${1}"
+	local p
+	local result
+
+	pushd "${EPREFIX}$(get_erl_libs)" >/dev/null || return 1
+	for p in ${pn} ${pn}-*; do
+		if [[ -d ${p} ]]; then
+			# Ensure there's at most one matching.
+			[[ ${result} ]] && return 2
+			result="${p}"
+		fi
+	done
+	popd >/dev/null || die
+
+	[[ ${result} ]] || return 1
+	echo "${result}"
+}
+
+# @FUNCTION: erebar3
+# @USAGE: <targets>
+# @DESCRIPTION:
+# Run rebar with verbose flag. Die on failure.
+erebar3() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	(( $# > 0 )) || die "${FUNCNAME}: at least one target is required"
+
+	case ${1} in
+		eunit|ct)
+			local -x ERL_LIBS="." ;;
+		*)
+			local -x ERL_LIBS="${EPREFIX}$(get_erl_libs)" ;;
+	esac
+
+	local -x HEX_OFFLINE=true
+	edo rebar3 "$@"
+}
+
+# @FUNCTION: rebar3_src_prepare
+# @DESCRIPTION:
+# Prevent rebar3 from fetching and compiling dependencies. Set version in
+# project description file if it's not set.
+#
+# Existence of rebar.config is optional, but file description file must exist
+# at 'src/${PN}.app.src'.
+rebar3_src_prepare() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	default
+	rebar_set_vsn
+
+	if [[ -f rebar.lock ]]; then
+		rm rebar.lock || die
+	fi
+
+	if [[ -f rebar.config ]]; then
+		rebar_disable_coverage
+		rebar_remove_deps
+	fi
+}
+
+# @FUNCTION: rebar3_src_configure
+# @DESCRIPTION:
+# Configure with ERL_LIBS set.
+rebar3_src_configure() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local -x ERL_LIBS="${EPREFIX}$(get_erl_libs)"
+	default
+}
+
+# @FUNCTION: rebar3_src_compile
+# @DESCRIPTION:
+# Compile project with rebar3.
+rebar3_src_compile() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	erebar3 as "${REBAR_PROFILE}" release --all
+}
+
+# @FUNCTION: rebar3_src_test
+# @DESCRIPTION:
+# Run unit tests.
+rebar3_src_test() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	erebar3 eunit -v
+}
+
+# @FUNCTION: rebar3_install_lib
+# @USAGE: <dir>
+# @DESCRIPTION:
+# Install BEAM files, include headers and native libraries.
+#
+# Function expects that project conforms to Erlang/OTP structure.
+rebar3_install_lib() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local dest="$(get_erl_libs)/${P}"
+	insinto "${dest}"
+
+	pushd "${1?}" >/dev/null || die
+	for dir in ebin include priv; do
+		if [[ -d ${dir} && ! -L ${dir} ]]; then
+			doins -r "${dir}"
+		fi
+	done
+	popd >/dev/null || die
+}
+
+# @FUNCTION: rebar3_src_install
+# @DESCRIPTION:
+# Install built release or library.
+#
+# Function expects that project conforms to Erlang/OTP structure.
+rebar3_src_install() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	pushd "_build/${REBAR_PROFILE}" >/dev/null || die
+	if [[ -d rel/${PN} ]]; then
+		if ! declare -f rebar3_install_release >/dev/null; then
+			die "${FUNCNAME}: a custom function named 'rebar3_install_release' is required to install a release"
+		fi
+		pushd rel/${PN} >/dev/null || die
+		rebar3_install_release || die
+		popd >/dev/null || die
+	elif [[ -d lib/${PN} ]]; then
+		rebar3_install_lib lib/${PN}
+	else
+		die "No releases or libraries to install"
+	fi
+	popd >/dev/null || die
+
+	einstalldocs
+}
+
+fi
+
+EXPORT_FUNCTIONS src_prepare src_compile src_test src_install