xref: /OK3568_Linux_fs/yocto/poky/meta/classes/update-rc.d.bbclass (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1UPDATERCPN ?= "${PN}"
2
3DEPENDS:append:class-target = "${@bb.utils.contains('DISTRO_FEATURES', 'sysvinit', ' update-rc.d initscripts', '', d)}"
4
5UPDATERCD = "update-rc.d"
6UPDATERCD:class-cross = ""
7UPDATERCD:class-native = ""
8UPDATERCD:class-nativesdk = ""
9
10INITSCRIPT_PARAMS ?= "defaults"
11
12INIT_D_DIR = "${sysconfdir}/init.d"
13
14def use_updatercd(d):
15    # If the distro supports both sysvinit and systemd, and the current recipe
16    # supports systemd, only call update-rc.d on rootfs creation or if systemd
17    # is not running. That's because systemctl enable/disable will already call
18    # update-rc.d if it detects initscripts.
19    if bb.utils.contains('DISTRO_FEATURES', 'systemd', True, False, d) and bb.data.inherits_class('systemd', d):
20        return '[ -n "$D" -o ! -d /run/systemd/system ]'
21    return 'true'
22
23PACKAGE_WRITE_DEPS += "update-rc.d-native"
24
25updatercd_postinst() {
26if ${@use_updatercd(d)} && type update-rc.d >/dev/null 2>/dev/null; then
27	if [ -n "$D" ]; then
28		OPT="-r $D"
29	else
30		OPT="-s"
31	fi
32	update-rc.d $OPT ${INITSCRIPT_NAME} ${INITSCRIPT_PARAMS}
33fi
34}
35
36updatercd_prerm() {
37if ${@use_updatercd(d)} && [ -z "$D" -a -x "${INIT_D_DIR}/${INITSCRIPT_NAME}" ]; then
38	${INIT_D_DIR}/${INITSCRIPT_NAME} stop || :
39fi
40}
41
42updatercd_postrm() {
43if ${@use_updatercd(d)} && type update-rc.d >/dev/null 2>/dev/null; then
44	if [ -n "$D" ]; then
45		OPT="-f -r $D"
46	else
47		OPT="-f"
48	fi
49	update-rc.d $OPT ${INITSCRIPT_NAME} remove
50fi
51}
52
53
54def update_rc_after_parse(d):
55    if d.getVar('INITSCRIPT_PACKAGES', False) == None:
56        if d.getVar('INITSCRIPT_NAME', False) == None:
57            bb.fatal("%s inherits update-rc.d but doesn't set INITSCRIPT_NAME" % d.getVar('FILE', False))
58        if d.getVar('INITSCRIPT_PARAMS', False) == None:
59            bb.fatal("%s inherits update-rc.d but doesn't set INITSCRIPT_PARAMS" % d.getVar('FILE', False))
60
61python __anonymous() {
62    update_rc_after_parse(d)
63}
64
65PACKAGESPLITFUNCS:prepend = "${@bb.utils.contains('DISTRO_FEATURES', 'sysvinit', 'populate_packages_updatercd ', '', d)}"
66PACKAGESPLITFUNCS:remove:class-nativesdk = "populate_packages_updatercd "
67
68populate_packages_updatercd[vardeps] += "updatercd_prerm updatercd_postrm updatercd_postinst"
69populate_packages_updatercd[vardepsexclude] += "OVERRIDES"
70
71python populate_packages_updatercd () {
72    def update_rcd_auto_depend(pkg):
73        import subprocess
74        import os
75        path = d.expand("${D}${INIT_D_DIR}/${INITSCRIPT_NAME}")
76        if not os.path.exists(path):
77            return
78        statement = "grep -q -w '/etc/init.d/functions' %s" % path
79        if subprocess.call(statement, shell=True) == 0:
80            mlprefix = d.getVar('MLPREFIX') or ""
81            d.appendVar('RDEPENDS:' + pkg, ' %sinitd-functions' % (mlprefix))
82
83    def update_rcd_package(pkg):
84        bb.debug(1, 'adding update-rc.d calls to postinst/prerm/postrm for %s' % pkg)
85
86        localdata = bb.data.createCopy(d)
87        overrides = localdata.getVar("OVERRIDES")
88        localdata.setVar("OVERRIDES", "%s:%s" % (pkg, overrides))
89
90        update_rcd_auto_depend(pkg)
91
92        postinst = d.getVar('pkg_postinst:%s' % pkg)
93        if not postinst:
94            postinst = '#!/bin/sh\n'
95        postinst += localdata.getVar('updatercd_postinst')
96        d.setVar('pkg_postinst:%s' % pkg, postinst)
97
98        prerm = d.getVar('pkg_prerm:%s' % pkg)
99        if not prerm:
100            prerm = '#!/bin/sh\n'
101        prerm += localdata.getVar('updatercd_prerm')
102        d.setVar('pkg_prerm:%s' % pkg, prerm)
103
104        postrm = d.getVar('pkg_postrm:%s' % pkg)
105        if not postrm:
106                postrm = '#!/bin/sh\n'
107        postrm += localdata.getVar('updatercd_postrm')
108        d.setVar('pkg_postrm:%s' % pkg, postrm)
109
110        d.appendVar('RRECOMMENDS:' + pkg, " ${MLPREFIX}${UPDATERCD}")
111
112    # Check that this class isn't being inhibited (generally, by
113    # systemd.bbclass) before doing any work.
114    if not d.getVar("INHIBIT_UPDATERCD_BBCLASS"):
115        pkgs = d.getVar('INITSCRIPT_PACKAGES')
116        if pkgs == None:
117            pkgs = d.getVar('UPDATERCPN')
118            packages = (d.getVar('PACKAGES') or "").split()
119            if not pkgs in packages and packages != []:
120                pkgs = packages[0]
121        for pkg in pkgs.split():
122            update_rcd_package(pkg)
123}
124