3 files changed, 95 insertions, 0 deletions
diff --git a/dev-lang/jerryscript/Manifest b/dev-lang/jerryscript/Manifest
index 7531fb469eee..25bcd2dfb844 100644
--- a/dev-lang/jerryscript/Manifest
+++ b/dev-lang/jerryscript/Manifest
@@ -1 +1,2 @@
 DIST jerryscript-2.4.0.tar.gz 2802799 BLAKE2B 18a3f71e7d3e2fc43772cb94aa3b0d4d28d72c6cd174eb0195f09283c5da5140ef85e86c6ed7a82e672724563549294c26d870b55c8bd9d0a92251b1002c612a SHA512 e96e6c6a2207ff869474801a1f8bbd3ce453d4076e558736ebf6962ccab08540f57cf932ec43bcd40429e21f1c6453d77874dd0a467d91a15d8357257533c1ea
+DIST jerryscript-3.0.0.tar.gz 2257349 BLAKE2B 03d1c863630c9db58f97ca9a1c787dd8e6a84d23fbfce36ec5b9ff4b5a2d0b7c7284a20cba5d12e1e9b50878be058b5e7675285522fd3cccbee3fcb3f73826e0 SHA512 cd9767143f3821311c81f1ead85ed75d0f98ea1aa8a6dd09cdd6e207b60d78180bee277ef20bbf77b7a87924132a51b96b72d8fb169a043ed7b79ba2d636b1ee
diff --git a/dev-lang/jerryscript/files/jerryscript-3.0.0-no-werror.patch b/dev-lang/jerryscript/files/jerryscript-3.0.0-no-werror.patch
new file mode 100644
index 000000000000..b7e58e96de98
--- /dev/null
+++ b/dev-lang/jerryscript/files/jerryscript-3.0.0-no-werror.patch
@@ -0,0 +1,20 @@
+https://bugs.gentoo.org/840263
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -176,7 +176,6 @@
+ macro(jerry_add_compile_warnings)
+   foreach(_warning ${ARGV})
+     jerry_add_compile_flags(-W${_warning})
+-    jerry_add_compile_flags(-Werror=${_warning})
+   endforeach()
+ endmacro()
+ 
+@@ -224,7 +223,7 @@
+   if(NOT "${PLATFORM}" STREQUAL "WINDOWS")
+     jerry_add_compile_warnings(conversion)
+   endif()
+-  jerry_add_compile_flags(-Wno-stack-protector -Wno-attributes -Werror)
++  jerry_add_compile_flags(-Wno-stack-protector -Wno-attributes)
+ endif()
+ 
+ if(USING_GCC)
diff --git a/dev-lang/jerryscript/jerryscript-3.0.0.ebuild b/dev-lang/jerryscript/jerryscript-3.0.0.ebuild
new file mode 100644
index 000000000000..e34151cdc98a
--- /dev/null
+++ b/dev-lang/jerryscript/jerryscript-3.0.0.ebuild
@@ -0,0 +1,74 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake python-single-r1
+
+DESCRIPTION="Ultra-lightweight JavaScript engine for the Internet of Things"
+HOMEPAGE="https://github.com/jerryscript-project/jerryscript"
+SRC_URI="https://github.com/jerryscript-project/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="debugger"
+RDEPEND="debugger? ( ${PYTHON_DEPS} )"
+BDEPEND="${RDEPEND}"
+REQUIRED_USE="debugger? ( ${PYTHON_REQUIRED_USE} )"
+RESTRICT="test"
+
+PATCHES=(
+	"${FILESDIR}/jerryscript-3.0.0-no-werror.patch"
+)
+
+src_prepare() {
+	find . -name CMakeLists.txt -print0 | xargs -0 sed -i \
+		-e "s:lib/pkgconfig:$(get_libdir)/pkgconfig:" \
+		-e "s:DESTINATION lib):DESTINATION $(get_libdir)):" \
+		|| die
+	find . -name '*.pc.in' -print0 | xargs -0 sed -i \
+		-e "s|/lib\$|/$(get_libdir)|" \
+		|| die
+	cmake_src_prepare
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DENABLE_STRIP=OFF
+		-DJERRY_DEBUGGER=ON
+		-DJERRY_ERROR_MESSAGES=ON
+		-DJERRY_EXTERNAL_CONTEXT=ON
+		-DJERRY_LINE_INFO=ON
+		-DJERRY_LOGGING=ON
+		-DJERRY_PARSER_DUMP_BYTE_CODE=ON
+		-DJERRY_PARSER=ON
+		-DJERRY_REGEXP_DUMP_BYTE_CODE=ON
+		-DJERRY_SNAPSHOT_EXEC=ON
+		-DJERRY_SNAPSHOT_SAVE=ON
+	)
+	cmake_src_configure
+}
+
+src_install() {
+	local jerry_debugger_dir
+	cmake_src_install
+
+	if use debugger; then
+		jerry_debugger_dir=/usr/$(get_libdir)/jerryscript/jerry-debugger
+		insinto "${jerry_debugger_dir}"
+		doins jerry-debugger/*.py
+		python_optimize "${ED}${jerry_debugger_dir}"
+
+		cat <<-EOF > "${T}/jerry-debugger"
+		#!/usr/bin/python
+		import sys
+		sys.path.insert(0, "${EPREFIX}${jerry_debugger_dir}")
+		with open("${jerry_debugger_dir}/jerry_client.py") as f:
+		    exec(f.read())
+		EOF
+
+		python_doscript "${T}"/jerry-debugger
+	fi
+}