1# 2# Copyright OpenEmbedded Contributors 3# 4# SPDX-License-Identifier: MIT 5# 6 7# avoids build breaks when using no-static-libs.inc 8DISABLE_STATIC = "" 9 10# What Python interpretter to use. Defaults to Python 3 but can be 11# overridden if required. 12WAF_PYTHON ?= "python3" 13 14B = "${WORKDIR}/build" 15do_configure[cleandirs] += "${B}" 16 17EXTRA_OECONF:append = " ${PACKAGECONFIG_CONFARGS}" 18 19EXTRA_OEWAF_BUILD ??= "" 20# In most cases, you want to pass the same arguments to `waf build` and `waf 21# install`, but you can override it if necessary 22EXTRA_OEWAF_INSTALL ??= "${EXTRA_OEWAF_BUILD}" 23 24def waflock_hash(d): 25 # Calculates the hash used for the waf lock file. This should include 26 # all of the user controllable inputs passed to waf configure. Note 27 # that the full paths for ${B} and ${S} are used; this is OK and desired 28 # because a change to either of these should create a unique lock file 29 # to prevent collisions. 30 import hashlib 31 h = hashlib.sha512() 32 def update(name): 33 val = d.getVar(name) 34 if val is not None: 35 h.update(val.encode('utf-8')) 36 update('S') 37 update('B') 38 update('prefix') 39 update('EXTRA_OECONF') 40 return h.hexdigest() 41 42# Use WAFLOCK to specify a separate lock file. The build is already 43# sufficiently isolated by setting the output directory, this ensures that 44# bitbake won't step on toes of any other configured context in the source 45# directory (e.g. if the source is coming from externalsrc and was previously 46# configured elsewhere). 47export WAFLOCK = ".lock-waf_oe_${@waflock_hash(d)}_build" 48BB_BASEHASH_IGNORE_VARS += "WAFLOCK" 49 50python waf_preconfigure() { 51 import subprocess 52 subsrcdir = d.getVar('S') 53 python = d.getVar('WAF_PYTHON') 54 wafbin = os.path.join(subsrcdir, 'waf') 55 try: 56 result = subprocess.check_output([python, wafbin, '--version'], cwd=subsrcdir, stderr=subprocess.STDOUT) 57 # Output looks like: 58 # # output from lower modules (e.g. warnings, ...) 59 # waf X.Y.Z ... 60 # So, look for the line starting with "waf " 61 version = None 62 for line in result.decode('utf-8').split("\n"): 63 if line.startswith("waf "): 64 version = line.split()[1] 65 break 66 67 if not version or not bb.utils.is_semver(version): 68 bb.warn("Unable to parse \"waf --version\" output. Assuming waf version without bindir/libdir support.") 69 bb.warn("waf·--version·output = \n%s" % result.decode('utf-8')) 70 elif bb.utils.vercmp_string_op(version, "1.8.7", ">="): 71 bb.note("waf version is high enough to add --bindir and --libdir") 72 d.setVar("WAF_EXTRA_CONF", "--bindir=${bindir} --libdir=${libdir}") 73 except subprocess.CalledProcessError as e: 74 bb.warn("Unable to execute waf --version, exit code %d. Assuming waf version without bindir/libdir support." % e.returncode) 75 except FileNotFoundError: 76 bb.fatal("waf does not exist in %s" % subsrcdir) 77} 78 79do_configure[prefuncs] += "waf_preconfigure" 80 81waf_do_configure() { 82 (cd ${S} && ${WAF_PYTHON} ./waf configure -o ${B} --prefix=${prefix} ${WAF_EXTRA_CONF} ${EXTRA_OECONF}) 83} 84 85do_compile[progress] = "outof:^\[\s*(\d+)/\s*(\d+)\]\s+" 86waf_do_compile() { 87 (cd ${S} && ${WAF_PYTHON} ./waf build ${@oe.utils.parallel_make_argument(d, '-j%d', limit=64)} ${EXTRA_OEWAF_BUILD}) 88} 89 90waf_do_install() { 91 (cd ${S} && ${WAF_PYTHON} ./waf install --destdir=${D} ${EXTRA_OEWAF_INSTALL}) 92} 93 94EXPORT_FUNCTIONS do_configure do_compile do_install 95