def installHeaders(extraHeaders=None):
""" Install the files needed to build out-of-tree kernel modules. """
extras = ["drivers/media/dvb-core",
"drivers/media/dvb-frontends",
"drivers/media/tuners",
"drivers/media/platform"]
if extraHeaders:
extras.extend(extraHeaders)
pruned = ["include", "scripts", "Documentation"]
wanted = ["Makefile*", "Kconfig*", "Kbuild*", "*.sh", "*.pl", "*.lds"]
suffix = __getSuffix()
headersDirectoryName = "usr/src/linux-headers-%s" % suffix
# Get the destination directory for header installation
destination = os.path.join(get.installDIR(), headersDirectoryName)
shelltools.makedirs(destination)
# First create the skel
find_cmd = "find . -path %s -prune -o -type f \( -name %s \) -print" % \
(
" -prune -o -path ".join(["'./%s/*'" % l for l in pruned]),
" -o -name ".join(["'%s'" % k for k in wanted])
) + " | cpio -pVd --preserve-modification-time %s" % destination
shelltools.system(find_cmd)
# Install additional headers
for headers in extras:
shelltools.system("cp -a %s/*.h %s/%s" % (headers, destination, headers))
# Install remaining headers
shelltools.system("cp -a %s %s" % (" ".join(pruned), destination))
# Cleanup directories
shelltools.system("rm -rf %s/scripts/*.o" % destination)
shelltools.system("rm -rf %s/scripts/*/*.o" % destination)
shelltools.system("rm -rf %s/Documentation/DocBook" % destination)
# Finally copy the include directories found in arch/
shelltools.system("(find arch -name include -type d -print | \
xargs -n1 -i: find : -type f) | \
cpio -pd --preserve-modification-time %s" % destination)
# Copy Modules.symvers and System.map
shutil.copy("Module.symvers", "%s/" % destination)
shutil.copy("System.map", "%s/" % destination)
# Copy .config file which will be needed by some external modules
shutil.copy(".config", "%s/" % destination)
# Settle the correct build symlink to this headers
pisilinuxtools.dosym("/%s" % headersDirectoryName, "/lib/modules/%s/build" % suffix)
pisilinuxtools.dosym("build", "/lib/modules/%s/source" % suffix)
