[gentoo-dev] [PATCH 02/30] distutils-r1.eclass: Get wheel name from the backend

["Michał Górny" <mgorny@gentoo.org>]

Use the wheel name returned by build_wheel() rather than trying to guess
it from WHEEL_DIR.

Signed-off-by: Michał Górny <mgorny@gentoo.org>
---
 eclass/distutils-r1.eclass | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/eclass/distutils-r1.eclass b/eclass/distutils-r1.eclass
index 81eea83c67b3..22070f6b74f4 100644
--- a/eclass/distutils-r1.eclass
+++ b/eclass/distutils-r1.eclass
@@ -1032,22 +1032,18 @@ distutils-r1_python_compile() {
 
 		local build_backend=$(_distutils-r1_get_backend)
 		einfo "  Building the wheel via ${build_backend}"
-		"${EPYTHON}" -c "import ${build_backend%:*}; \
+		local wheel=$("${EPYTHON}" -c "import ${build_backend%:*}; \
 			import os; \
-			${build_backend/:/.}.build_wheel(os.environ['WHEEL_BUILD_DIR'])" ||
-			die "Wheel build failed"
-
-		local wheel=( "${WHEEL_BUILD_DIR}"/*.whl )
-		if [[ ${#wheel[@]} -ne 1 ]]; then
-			die "Incorrect number of wheels created (${#wheel[@]}): ${wheel[*]}"
-		fi
+			print(${build_backend/:/.}.build_wheel(os.environ['WHEEL_BUILD_DIR']))" ||
+			die "Wheel build failed")
+		[[ -n ${wheel} ]] || die "No wheel name returned"
 
 		local root=${BUILD_DIR}/install
 		einfo "  Installing the wheel to ${root}"
 		# NB: --compile-bytecode does not produce the correct paths,
 		# and python_optimize doesn't handle being called outside D,
 		# so we just defer compiling until the final merge
-		"${EPYTHON}" -m installer -d "${root}" "${wheel}" \
+		"${EPYTHON}" -m installer -d "${root}" "${WHEEL_BUILD_DIR}/${wheel}" \
 			--no-compile-bytecode ||
 			die "installer failed"
 
-- 
2.35.1