1 files changed, 60 insertions, 0 deletions
diff --git a/mkosi.images/build/mkosi.conf.d/centos-fedora/mkosi.prepare b/mkosi.images/build/mkosi.conf.d/centos-fedora/mkosi.prepare
new file mode 100755
index 0000000..6028dc3
--- /dev/null
+++ b/mkosi.images/build/mkosi.conf.d/centos-fedora/mkosi.prepare
@@ -0,0 +1,60 @@
+#!/bin/bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+set -e
+
+if [[ "$1" == "build" ]]; then
+    exit 0
+fi
+
+if [[ ! -f "pkg/$PKG_SUBDIR/systemd.spec" ]]; then
+    echo "spec not found at pkg/$PKG_SUBDIR/systemd.spec, run mkosi with -ff to make sure the spec is cloned" >&2
+    exit 1
+fi
+
+mkosi-chroot \
+    rpmspec \
+    --with upstream \
+    --query \
+    --buildrequires \
+    --define "_topdir /var/tmp" \
+    --define "_sourcedir pkg/$PKG_SUBDIR" \
+    "pkg/$PKG_SUBDIR/systemd.spec" |
+        grep --invert-match --regexp systemd --regexp /bin/sh --regexp "rpmlib(" --regexp udev --regexp grubby --regexp sdubby |
+        sort --unique |
+        tee /tmp/buildrequires |
+        xargs --delimiter '\n' mkosi-install
+
+# rpmbuild -br tries to build a source package which means all source files have to exist which isn't the
+# case when using --build-in-place so we get rid of the source file that doesn't exist to make it happy.
+# TODO: Use -bd instead of -br and get rid of this once we don't need to build on CentOS Stream 9 anymore.
+sed '/Source0/d' --in-place "pkg/$PKG_SUBDIR/systemd.spec"
+
+until mkosi-chroot \
+    rpmbuild \
+    -br \
+    --build-in-place \
+    --with upstream \
+    --define "_topdir /var/tmp" \
+    --define "_sourcedir pkg/$PKG_SUBDIR" \
+    --define "_build_name_fmt %%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm" \
+    "pkg/$PKG_SUBDIR/systemd.spec"
+do
+    EXIT_STATUS=$?
+    if [[ $EXIT_STATUS -ne 11 ]]; then
+        exit $EXIT_STATUS
+    fi
+
+    mkosi-chroot \
+        rpm \
+        --query \
+        --package \
+        --requires \
+        /var/tmp/SRPMS/systemd-*.buildreqs.nosrc.rpm |
+            grep --invert-match '^rpmlib(' |
+            sort --unique >/tmp/dynamic-buildrequires
+
+    sort /tmp/buildrequires /tmp/dynamic-buildrequires |
+        uniq --unique |
+        tee --append /tmp/buildrequires |
+        xargs --delimiter '\n' mkosi-install
+done