xref: /linux-6.15/scripts/package/mkspec (revision b537925f)
1#!/bin/sh
2#
3#	Output a simple RPM spec file.
4#	This version assumes a minimum of RPM 4.13
5#
6#	The only gothic bit here is redefining install_post to avoid
7#	stripping the symbols from files in the kernel which we want
8#
9#	Patched for non-x86 by Opencon (L) 2002 <[email protected]>
10#
11
12# how we were called determines which rpms we build and how we build them
13if [ "$1" = prebuilt ]; then
14	S=DEL
15else
16	S=
17
18	mkdir -p rpmbuild/SOURCES
19	cp linux.tar.gz rpmbuild/SOURCES
20	cp "${KCONFIG_CONFIG}" rpmbuild/SOURCES/config
21	"${srctree}/scripts/package/gen-diff-patch" rpmbuild/SOURCES/diff.patch
22fi
23
24if grep -q CONFIG_MODULES=y include/config/auto.conf; then
25	M=
26else
27	M=DEL
28fi
29
30# We can label the here-doc lines for conditional output to the spec file
31#
32# Labels:
33#  $S: this line is enabled only when building source package
34#  $M: this line is enabled only when CONFIG_MODULES is enabled
35sed -e '/^DEL/d' -e 's/^\t*//' <<EOF
36%define ARCH ${ARCH}
37%define KERNELRELEASE ${KERNELRELEASE}
38%define pkg_release $("${srctree}/init/build-version")
39
40# _arch is undefined if /usr/lib/rpm/platform/*/macros was not included.
41%{!?_arch: %define _arch dummy}
42%{!?make: %define make make}
43%define makeflags %{?_smp_mflags} ARCH=%{ARCH}
44
45	Name: kernel
46	Summary: The Linux Kernel
47	Version: %(echo %{KERNELRELEASE} | sed -e 's/-/_/g')
48	Release: %{pkg_release}
49	License: GPL
50	Group: System Environment/Kernel
51	Vendor: The Linux Community
52	URL: https://www.kernel.org
53	Source0: linux.tar.gz
54	Source1: config
55	Source2: diff.patch
56	Provides: kernel-%{KERNELRELEASE}
57	BuildRequires: bc binutils bison dwarves
58	BuildRequires: (elfutils-libelf-devel or libelf-devel) flex
59	BuildRequires: gcc make openssl openssl-devel perl python3 rsync
60
61	%define __spec_install_post /usr/lib/rpm/brp-compress || :
62	%define debug_package %{nil}
63
64	%description
65	The Linux Kernel, the operating system core itself
66
67	%package headers
68	Summary: Header files for the Linux kernel for use by glibc
69	Group: Development/System
70	Obsoletes: kernel-headers
71	Provides: kernel-headers = %{version}
72	%description headers
73	Kernel-headers includes the C header files that specify the interface
74	between the Linux kernel and userspace libraries and programs.  The
75	header files define structures and constants that are needed for
76	building most standard programs and are also needed for rebuilding the
77	glibc package.
78
79$S$M	%package devel
80$S$M	Summary: Development package for building kernel modules to match the %{version} kernel
81$S$M	Group: System Environment/Kernel
82$S$M	AutoReqProv: no
83$S$M	%description -n kernel-devel
84$S$M	This package provides kernel headers and makefiles sufficient to build modules
85$S$M	against the %{version} kernel package.
86$S$M
87	%prep
88	%setup -q -n linux
89	cp %{SOURCE1} .config
90	patch -p1 < %{SOURCE2}
91
92	%build
93	%{make} %{makeflags} KERNELRELEASE=%{KERNELRELEASE} KBUILD_BUILD_VERSION=%{release}
94
95	%install
96	mkdir -p %{buildroot}/boot
97	%ifarch ia64
98	mkdir -p %{buildroot}/boot/efi
99	cp \$(%{make} %{makeflags} -s image_name) %{buildroot}/boot/efi/vmlinuz-%{KERNELRELEASE}
100	ln -s efi/vmlinuz-%{KERNELRELEASE} %{buildroot}/boot/
101	%else
102	cp \$(%{make} %{makeflags} -s image_name) %{buildroot}/boot/vmlinuz-%{KERNELRELEASE}
103	%endif
104	%{make} %{makeflags} INSTALL_MOD_PATH=%{buildroot} modules_install
105	%{make} %{makeflags} INSTALL_HDR_PATH=%{buildroot}/usr headers_install
106	cp System.map %{buildroot}/boot/System.map-%{KERNELRELEASE}
107	cp .config %{buildroot}/boot/config-%{KERNELRELEASE}
108	ln -fns /usr/src/kernels/%{KERNELRELEASE} %{buildroot}/lib/modules/%{KERNELRELEASE}/build
109	ln -fns /usr/src/kernels/%{KERNELRELEASE} %{buildroot}/lib/modules/%{KERNELRELEASE}/source
110$S$M	%{make} %{makeflags} run-command KBUILD_RUN_COMMAND='\${srctree}/scripts/package/install-extmod-build %{buildroot}/usr/src/kernels/%{KERNELRELEASE}'
111
112	%clean
113	rm -rf %{buildroot}
114
115	%post
116	if [ -x /sbin/installkernel -a -r /boot/vmlinuz-%{KERNELRELEASE} -a -r /boot/System.map-%{KERNELRELEASE} ]; then
117	cp /boot/vmlinuz-%{KERNELRELEASE} /boot/.vmlinuz-%{KERNELRELEASE}-rpm
118	cp /boot/System.map-%{KERNELRELEASE} /boot/.System.map-%{KERNELRELEASE}-rpm
119	rm -f /boot/vmlinuz-%{KERNELRELEASE} /boot/System.map-%{KERNELRELEASE}
120	/sbin/installkernel %{KERNELRELEASE} /boot/.vmlinuz-%{KERNELRELEASE}-rpm /boot/.System.map-%{KERNELRELEASE}-rpm
121	rm -f /boot/.vmlinuz-%{KERNELRELEASE}-rpm /boot/.System.map-%{KERNELRELEASE}-rpm
122	fi
123
124	%preun
125	if [ -x /sbin/new-kernel-pkg ]; then
126	new-kernel-pkg --remove %{KERNELRELEASE} --rminitrd --initrdfile=/boot/initramfs-%{KERNELRELEASE}.img
127	elif [ -x /usr/bin/kernel-install ]; then
128	kernel-install remove %{KERNELRELEASE}
129	fi
130
131	%postun
132	if [ -x /sbin/update-bootloader ]; then
133	/sbin/update-bootloader --remove %{KERNELRELEASE}
134	fi
135
136	%files
137	%defattr (-, root, root)
138	/lib/modules/%{KERNELRELEASE}
139	%exclude /lib/modules/%{KERNELRELEASE}/build
140	%exclude /lib/modules/%{KERNELRELEASE}/source
141	/boot/*
142
143	%files headers
144	%defattr (-, root, root)
145	/usr/include
146$S$M
147$S$M	%files devel
148$S$M	%defattr (-, root, root)
149$S$M	/usr/src/kernels/%{KERNELRELEASE}
150$S$M	/lib/modules/%{KERNELRELEASE}/build
151$S$M	/lib/modules/%{KERNELRELEASE}/source
152EOF
153