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-rwxr-xr-xkernel/postinst.d/initramfs-tools36
-rwxr-xr-xkernel/postrm.d/initramfs-tools36
2 files changed, 72 insertions, 0 deletions
diff --git a/kernel/postinst.d/initramfs-tools b/kernel/postinst.d/initramfs-tools
new file mode 100755
index 0000000..6b6fef3
--- /dev/null
+++ b/kernel/postinst.d/initramfs-tools
@@ -0,0 +1,36 @@
+#!/bin/sh -e
+
+version="$1"
+bootopt=""
+
+command -v update-initramfs >/dev/null 2>&1 || exit 0
+
+# passing the kernel version is required
+if [ -z "${version}" ]; then
+ echo >&2 "W: initramfs-tools: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
+ exit 2
+fi
+
+# exit if kernel does not need an initramfs
+if [ "$INITRD" = 'No' ]; then
+ exit 0
+fi
+
+# absolute file name of kernel image may be passed as a second argument;
+# create the initrd in the same directory
+if [ -n "$2" ]; then
+ bootdir=$(dirname "$2")
+ bootopt="-b ${bootdir}"
+fi
+
+# avoid running multiple times
+if [ -n "$DEB_MAINT_PARAMS" ]; then
+ eval set -- "$DEB_MAINT_PARAMS"
+ if [ -z "$1" ] || [ "$1" != "configure" ]; then
+ exit 0
+ fi
+fi
+
+# we're good - create initramfs. update runs do_bootloader
+# shellcheck disable=SC2086
+update-initramfs -c -k "${version}" ${bootopt} >&2
diff --git a/kernel/postrm.d/initramfs-tools b/kernel/postrm.d/initramfs-tools
new file mode 100755
index 0000000..c340beb
--- /dev/null
+++ b/kernel/postrm.d/initramfs-tools
@@ -0,0 +1,36 @@
+#!/bin/sh -e
+
+version="$1"
+bootopt=""
+
+[ -x /usr/sbin/update-initramfs ] || exit 0
+
+# passing the kernel version is required
+if [ -z "${version}" ]; then
+ echo >&2 "W: initramfs-tools: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
+ exit 0
+fi
+
+# exit if custom kernel does not need an initramfs
+if [ "$INITRD" = 'No' ]; then
+ exit 0
+fi
+
+# absolute file name of kernel image may be passed as a second argument;
+# create the initrd in the same directory
+if [ -n "$2" ]; then
+ bootdir=$(dirname "$2")
+ bootopt="-b ${bootdir}"
+fi
+
+# avoid running multiple times
+if [ -n "$DEB_MAINT_PARAMS" ]; then
+ eval set -- "$DEB_MAINT_PARAMS"
+ if [ -z "$1" ] || [ "$1" != "remove" ]; then
+ exit 0
+ fi
+fi
+
+# delete initramfs
+# shellcheck disable=SC2086
+update-initramfs -d -k "${version}" ${bootopt} >&2