xref: /OK3568_Linux_fs/yocto/poky/meta/classes/waf.bbclass (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1# avoids build breaks when using no-static-libs.inc
2DISABLE_STATIC = ""
3
4# What Python interpretter to use.  Defaults to Python 3 but can be
5# overridden if required.
6WAF_PYTHON ?= "python3"
7
8B = "${WORKDIR}/build"
9do_configure[cleandirs] += "${B}"
10
11EXTRA_OECONF:append = " ${PACKAGECONFIG_CONFARGS}"
12
13EXTRA_OEWAF_BUILD ??= ""
14# In most cases, you want to pass the same arguments to `waf build` and `waf
15# install`, but you can override it if necessary
16EXTRA_OEWAF_INSTALL ??= "${EXTRA_OEWAF_BUILD}"
17
18def waflock_hash(d):
19    # Calculates the hash used for the waf lock file. This should include
20    # all of the user controllable inputs passed to waf configure. Note
21    # that the full paths for ${B} and ${S} are used; this is OK and desired
22    # because a change to either of these should create a unique lock file
23    # to prevent collisions.
24    import hashlib
25    h = hashlib.sha512()
26    def update(name):
27        val = d.getVar(name)
28        if val is not None:
29            h.update(val.encode('utf-8'))
30    update('S')
31    update('B')
32    update('prefix')
33    update('EXTRA_OECONF')
34    return h.hexdigest()
35
36# Use WAFLOCK to specify a separate lock file. The build is already
37# sufficiently isolated by setting the output directory, this ensures that
38# bitbake won't step on toes of any other configured context in the source
39# directory (e.g. if the source is coming from externalsrc and was previously
40# configured elsewhere).
41export WAFLOCK = ".lock-waf_oe_${@waflock_hash(d)}_build"
42BB_BASEHASH_IGNORE_VARS += "WAFLOCK"
43
44python waf_preconfigure() {
45    import subprocess
46    subsrcdir = d.getVar('S')
47    python = d.getVar('WAF_PYTHON')
48    wafbin = os.path.join(subsrcdir, 'waf')
49    try:
50        result = subprocess.check_output([python, wafbin, '--version'], cwd=subsrcdir, stderr=subprocess.STDOUT)
51        version = result.decode('utf-8').split()[1]
52        if bb.utils.vercmp_string_op(version, "1.8.7", ">="):
53            d.setVar("WAF_EXTRA_CONF", "--bindir=${bindir} --libdir=${libdir}")
54    except subprocess.CalledProcessError as e:
55        bb.warn("Unable to execute waf --version, exit code %d. Assuming waf version without bindir/libdir support." % e.returncode)
56    except FileNotFoundError:
57        bb.fatal("waf does not exist in %s" % subsrcdir)
58}
59
60do_configure[prefuncs] += "waf_preconfigure"
61
62waf_do_configure() {
63	(cd ${S} && ${WAF_PYTHON} ./waf configure -o ${B} --prefix=${prefix} ${WAF_EXTRA_CONF} ${EXTRA_OECONF})
64}
65
66do_compile[progress] = "outof:^\[\s*(\d+)/\s*(\d+)\]\s+"
67waf_do_compile()  {
68	(cd ${S} && ${WAF_PYTHON} ./waf build ${@oe.utils.parallel_make_argument(d, '-j%d', limit=64)} ${EXTRA_OEWAF_BUILD})
69}
70
71waf_do_install() {
72	(cd ${S} && ${WAF_PYTHON} ./waf install --destdir=${D} ${EXTRA_OEWAF_INSTALL})
73}
74
75EXPORT_FUNCTIONS do_configure do_compile do_install
76