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1da177e4 LT |
1 | #!/bin/sh |
2 | # | |
4964451a | 3 | # builddeb 1.3 |
1da177e4 LT |
4 | # Copyright 2003 Wichert Akkerman <wichert@wiggy.net> |
5 | # | |
6 | # Simple script to generate a deb package for a Linux kernel. All the | |
4f66199b | 7 | # complexity of what to do with a kernel after it is installed or removed |
1da177e4 | 8 | # is left to other scripts and packages: they can install scripts in the |
fe233cb6 FP |
9 | # /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location |
10 | # specified in KDEB_HOOKDIR) that will be called on package install and | |
11 | # removal. | |
1da177e4 LT |
12 | |
13 | set -e | |
14 | ||
3e2ab256 FP |
15 | create_package() { |
16 | local pname="$1" pdir="$2" | |
17 | ||
18 | # Fix ownership and permissions | |
19 | chown -R root:root "$pdir" | |
20 | chmod -R go-w "$pdir" | |
21 | ||
22 | # Create the package | |
23 | dpkg-gencontrol -isp -p$pname -P"$pdir" | |
24 | dpkg --build "$pdir" .. | |
25 | } | |
26 | ||
1da177e4 LT |
27 | # Some variables and settings used throughout the script |
28 | version=$KERNELRELEASE | |
4f66199b | 29 | revision=$(cat .version) |
c72c75db FP |
30 | if [ -n "$KDEB_PKGVERSION" ]; then |
31 | packageversion=$KDEB_PKGVERSION | |
32 | else | |
33 | packageversion=$version-$revision | |
34 | fi | |
1da177e4 | 35 | tmpdir="$objtree/debian/tmp" |
bf1b3644 | 36 | fwdir="$objtree/debian/fwtmp" |
687c3dac | 37 | packagename=linux-$version |
bf1b3644 | 38 | fwpackagename=linux-firmware-image |
687c3dac | 39 | |
4f66199b | 40 | if [ "$ARCH" = "um" ] ; then |
687c3dac SR |
41 | packagename=user-mode-linux-$version |
42 | fi | |
1da177e4 LT |
43 | |
44 | # Setup the directory structure | |
bf1b3644 | 45 | rm -rf "$tmpdir" "$fwdir" |
1da177e4 | 46 | mkdir -p "$tmpdir/DEBIAN" "$tmpdir/lib" "$tmpdir/boot" |
bf1b3644 | 47 | mkdir -p "$fwdir/DEBIAN" "$fwdir/lib" |
4f66199b | 48 | if [ "$ARCH" = "um" ] ; then |
687c3dac SR |
49 | mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/share/doc/$packagename" "$tmpdir/usr/bin" |
50 | fi | |
1da177e4 LT |
51 | |
52 | # Build and install the kernel | |
4f66199b | 53 | if [ "$ARCH" = "um" ] ; then |
687c3dac SR |
54 | $MAKE linux |
55 | cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map" | |
56 | cp .config "$tmpdir/usr/share/doc/$packagename/config" | |
57 | gzip "$tmpdir/usr/share/doc/$packagename/config" | |
58 | cp $KBUILD_IMAGE "$tmpdir/usr/bin/linux-$version" | |
59 | else | |
60 | cp System.map "$tmpdir/boot/System.map-$version" | |
61 | cp .config "$tmpdir/boot/config-$version" | |
a89b433b FP |
62 | # Not all arches include the boot path in KBUILD_IMAGE |
63 | if ! cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"; then | |
64 | cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version" | |
65 | fi | |
687c3dac | 66 | fi |
1da177e4 LT |
67 | |
68 | if grep -q '^CONFIG_MODULES=y' .config ; then | |
a91f98a2 | 69 | INSTALL_MOD_PATH="$tmpdir" make KBUILD_SRC= modules_install |
4f66199b | 70 | if [ "$ARCH" = "um" ] ; then |
687c3dac SR |
71 | mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/" |
72 | rmdir "$tmpdir/lib/modules/$version" | |
73 | fi | |
1da177e4 LT |
74 | fi |
75 | ||
76 | # Install the maintainer scripts | |
fe233cb6 FP |
77 | # Note: hook scripts under /etc/kernel are also executed by official Debian |
78 | # kernel packages, as well as kernel packages built using make-kpkg | |
79 | debhookdir=${KDEB_HOOKDIR:-/etc/kernel} | |
1da177e4 | 80 | for script in postinst postrm preinst prerm ; do |
fe233cb6 | 81 | mkdir -p "$tmpdir$debhookdir/$script.d" |
1da177e4 LT |
82 | cat <<EOF > "$tmpdir/DEBIAN/$script" |
83 | #!/bin/sh | |
84 | ||
85 | set -e | |
86 | ||
4964451a FP |
87 | # Pass maintainer script parameters to hook scripts |
88 | export DEB_MAINT_PARAMS="\$@" | |
89 | ||
fe233cb6 | 90 | test -d $debhookdir/$script.d && run-parts --arg="$version" $debhookdir/$script.d |
1da177e4 LT |
91 | exit 0 |
92 | EOF | |
93 | chmod 755 "$tmpdir/DEBIAN/$script" | |
94 | done | |
95 | ||
96 | name="Kernel Compiler <$(id -nu)@$(hostname -f)>" | |
97 | # Generate a simple changelog template | |
98 | cat <<EOF > debian/changelog | |
c72c75db | 99 | linux ($packageversion) unstable; urgency=low |
1da177e4 | 100 | |
a83ca277 | 101 | * Custom built Linux kernel. |
1da177e4 LT |
102 | |
103 | -- $name $(date -R) | |
104 | EOF | |
105 | ||
106 | # Generate a control file | |
3e2ab256 | 107 | cat <<EOF > debian/control |
dc5962fd SR |
108 | Source: linux |
109 | Section: base | |
110 | Priority: optional | |
111 | Maintainer: $name | |
112 | Standards-Version: 3.6.1 | |
3e2ab256 FP |
113 | EOF |
114 | ||
115 | if [ "$ARCH" = "um" ]; then | |
116 | cat <<EOF >> debian/control | |
dc5962fd SR |
117 | |
118 | Package: $packagename | |
6f67a004 | 119 | Provides: kernel-image-$version, linux-image-$version |
dc5962fd SR |
120 | Architecture: any |
121 | Description: User Mode Linux kernel, version $version | |
122 | User-mode Linux is a port of the Linux kernel to its own system call | |
123 | interface. It provides a kind of virtual machine, which runs Linux | |
124 | as a user process under another Linux kernel. This is useful for | |
125 | kernel development, sandboxes, jails, experimentation, and | |
126 | many other things. | |
127 | . | |
128 | This package contains the Linux kernel, modules and corresponding other | |
a83ca277 | 129 | files, version: $version. |
dc5962fd SR |
130 | EOF |
131 | ||
132 | else | |
3e2ab256 | 133 | cat <<EOF >> debian/control |
1da177e4 | 134 | |
687c3dac | 135 | Package: $packagename |
6f67a004 | 136 | Provides: kernel-image-$version, linux-image-$version |
bf1b3644 | 137 | Suggests: $fwpackagename |
1da177e4 | 138 | Architecture: any |
dc5962fd | 139 | Description: Linux kernel, version $version |
1da177e4 | 140 | This package contains the Linux kernel, modules and corresponding other |
a83ca277 | 141 | files, version: $version. |
1da177e4 | 142 | EOF |
4f66199b | 143 | |
dc5962fd | 144 | fi |
1da177e4 | 145 | |
bf1b3644 JM |
146 | # Do we have firmware? Move it out of the way and build it into a package. |
147 | if [ -e "$tmpdir/lib/firmware" ]; then | |
148 | mv "$tmpdir/lib/firmware" "$fwdir/lib/" | |
149 | ||
150 | cat <<EOF >> debian/control | |
151 | ||
152 | Package: $fwpackagename | |
153 | Architecture: all | |
154 | Description: Linux kernel firmware, version $version | |
a83ca277 | 155 | This package contains firmware from the Linux kernel, version $version. |
bf1b3644 JM |
156 | EOF |
157 | ||
3e2ab256 | 158 | create_package "$fwpackagename" "$fwdir" |
bf1b3644 JM |
159 | fi |
160 | ||
3e2ab256 | 161 | create_package "$packagename" "$tmpdir" |
1da177e4 LT |
162 | |
163 | exit 0 |