sys-cluster/charliecloud: Add squashfuse USE-flag.

Starting from version 0.10, a SquashFS container workflow
is supported (runtime dependency).

Package-Manager: Portage-2.3.69, Repoman-2.3.16
Signed-off-by: Oliver Freyermuth <o.freyermuth@googlemail.com>
Closes: https://github.com/gentoo/gentoo/pull/12458
Signed-off-by: Michał Górny <mgorny@gentoo.org>

sys-cluster/charliecloud/charliecloud-0.10.ebuild

@@ -21,7 +21,7 @@ HOMEPAGE="https://hpc.github.io/charliecloud/"
 
 SLOT="0"
 LICENSE="Apache-2.0"
-IUSE="doc examples +pv"
+IUSE="doc examples +pv squashfuse"
 
 # Extensive test suite exists, but downloads container images
 # directly and via Docker and installs packages inside using apt/yum.
@@ -32,6 +32,7 @@ REQUIRED_USE="${PYTHON_REQUIRED_USE}"
 
 RDEPEND="${PYTHON_DEPS}
 	pv? ( sys-apps/pv )
+	squashfuse? ( sys-fs/squashfuse )
 "
 DEPEND="doc? (
 		dev-python/sphinx[${PYTHON_USEDEP}]

sys-cluster/charliecloud/charliecloud-9999.ebuild

@@ -21,7 +21,7 @@ HOMEPAGE="https://hpc.github.io/charliecloud/"
 
 SLOT="0"
 LICENSE="Apache-2.0"
-IUSE="doc examples +pv"
+IUSE="doc examples +pv squashfuse"
 
 # Extensive test suite exists, but downloads container images
 # directly and via Docker and installs packages inside using apt/yum.
@@ -32,6 +32,7 @@ REQUIRED_USE="${PYTHON_REQUIRED_USE}"
 
 RDEPEND="${PYTHON_DEPS}
 	pv? ( sys-apps/pv )
+	squashfuse? ( sys-fs/squashfuse )
 "
 DEPEND="doc? (
 		dev-python/sphinx[${PYTHON_USEDEP}]

sys-cluster/charliecloud/metadata.xml

@@ -18,5 +18,6 @@
   </upstream>
   <use>
     <flag name='pv'>Use sys-apps/pv to enable progress bar functionality</flag>
+    <flag name='squashfuse'>Use sys-fs/squashfuse for the SquashFS workflow</flag>
   </use>
 </pkgmetadata>