[gentoo-portage-dev] [PATCH 11/18] Add tentative EAPI6 .txz unpack support

[Michał Górny]

Support unpacking .txz-suffixed archives.
---
 bin/eapi.sh          |  4 ++++
 bin/phase-helpers.sh | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/bin/eapi.sh b/bin/eapi.sh
index fa57999..878f8e7 100644
--- a/bin/eapi.sh
+++ b/bin/eapi.sh
@@ -118,6 +118,10 @@ ___eapi_unpack_supports_xz() {
 	[[ ! ${1-${EAPI}} =~ ^(0|1|2)$ ]]
 }
 
+___eapi_unpack_supports_txz() {
+	[[ ! ${1-${EAPI}} =~ ^(0|1|2|3|4|4-python|4-slot-abi|5|5-hdepend|5-progress)$ ]]
+}
+
 ___eapi_econf_passes_--disable-dependency-tracking() {
 	[[ ! ${1-${EAPI}} =~ ^(0|1|2|3)$ ]]
 }
diff --git a/bin/phase-helpers.sh b/bin/phase-helpers.sh
index f4b64ee..182a872 100644
--- a/bin/phase-helpers.sh
+++ b/bin/phase-helpers.sh
@@ -492,6 +492,19 @@ unpack() {
 					__vecho "unpack ${x}: file format not recognized. Ignoring."
 				fi
 				;;
+			txz)
+				if ___eapi_unpack_is_case_sensitive && \
+					[[ " txz " != *" ${suffix} "* ]] ; then
+					eqawarn "QA Notice: unpack called with" \
+						"suffix '${suffix}' which is unofficially supported" \
+						"with EAPI '${EAPI}'. Instead use 'txz'."
+				fi
+				if ___eapi_supports_txz; then
+					__unpack_tar "xz -d" || return 1
+				else
+					__vecho "unpack ${x}: file format not recognized. Ignoring."
+				fi
+				;;
 			*)
 				__vecho "unpack ${x}: file format not recognized. Ignoring."
 				;;
-- 
2.1.3