Adding upstream version 1.5.0.upstream/1.5.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 15 insertions, 5 deletions

diff --git a/hooks/maybe-merged-usr/setup00.sh b/hooks/maybe-merged-usr/setup00.sh
index a6bd712..6568af2 100755
--- a/hooks/maybe-merged-usr/setup00.sh
+++ b/hooks/maybe-merged-usr/setup00.sh
@@ -4,12 +4,22 @@ set -eu
 
 env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-get update --error-on=any
 
-# if the usr-is-merged package cannot be installed with apt, do nothing
-if ! env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-cache show --no-all-versions usr-is-merged > /dev/null 2>&1; then
-	echo "no package called usr-is-merged found -- not running merged-usr setup hook" >&2
-	exit 0
+if env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-cache show --no-all-versions usr-is-merged > /dev/null 2>&1; then
+	# if apt-cache exited successfully, then usr-is-merged exists either as
+	# a real or virtual package
+	if env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-cache show --no-all-versions usr-is-merged 2>/dev/null | grep -q "Package: usr-is-merged"; then
+		echo "usr-is-merged found -- running merged-usr setup hook" >&2
+	else
+		# The usr-is-merged must be virtual, so assume that nothing
+		# has to be done. This is the case with Debian Trixie or later
+		# or with Ubuntu Lunar or later
+		echo "usr-is-merged found but not real -- not running merged-usr setup hook" >&2
+		exit 0
+	fi
 else
-	echo "package usr-is-merged found -- running merged-usr setup hook" >&2
+	# if the usr-is-merged package cannot be installed with apt, do nothing
+	echo "no package providing usr-is-merged found -- not running merged-usr setup hook" >&2
+	exit 0
 fi
 
 # resolve the script path using several methods in order: