blob: df5134a108a19375e80e567eaf82f9f04a481874 [file] [log] [blame]
Brad Bishopd89cb5f2019-04-10 09:02:41 -04001inherit terminal
2
3python do_ccmake() {
4 import shutil
5
6 # copy current config for diffing
7 config = os.path.join(d.getVar("B"), "CMakeCache.txt")
8 if os.path.exists(config):
9 shutil.copy(config, config + ".orig")
10
11 oe_terminal(d.expand("ccmake ${OECMAKE_GENERATOR_ARGS} ${OECMAKE_SOURCEPATH} -Wno-dev"),
12 d.getVar("PN") + " - ccmake", d)
13
14 if os.path.exists(config) and os.path.exists(config + ".orig"):
15 if bb.utils.md5_file(config) != bb.utils.md5_file(config + ".orig"):
16 # the cmake class uses cmake --build, which will by default
17 # regenerate configuration, simply mark the compile step as tainted
18 # to ensure it is re-run
19 bb.note("Configuration changed, recompile will be forced")
20 bb.build.write_taint('do_compile', d)
21
22}
23do_ccmake[depends] += "cmake-native:do_populate_sysroot"
24do_ccmake[nostamp] = "1"
25do_ccmake[dirs] = "${B}"
26addtask ccmake after do_configure
27
28def cmake_parse_config_cache(path):
29 with open(path, "r") as f:
30 for i in f:
31 i = i.rstrip("\n")
32 if len(i) == 0 or i.startswith("//") or i.startswith("#"):
33 continue # empty or comment
34 key, value = i.split("=", 1)
35 key, keytype = key.split(":")
36 if keytype in ["INTERNAL", "STATIC"]:
37 continue # skip internal and static config options
38 yield key, keytype, value
39
40def cmake_diff_config_vars(a, b):
41 removed, added = [], []
42
43 for ak, akt, av in a:
44 found = False
45 for bk, bkt, bv in b:
46 if bk == ak:
47 found = True
48 if bkt != akt or bv != av: # changed
49 removed.append((ak, akt, av))
50 added.append((bk, bkt, bv))
51 break
52 # remove any missing from b
53 if not found:
54 removed.append((ak, akt, av))
55
56 # add any missing from a
57 for bk, bkt, bv in b:
58 if not any(bk == ak for ak, akt, av in a):
59 added.append((bk, bkt, bv))
60
61 return removed, added
62
63python do_ccmake_diffconfig() {
64 import shutil
65 config = os.path.join(d.getVar("B"), "CMakeCache.txt")
66 if os.path.exists(config) and os.path.exists(config + ".orig"):
67 if bb.utils.md5_file(config) != bb.utils.md5_file(config + ".orig"):
68 # scan the changed options
69 old = list(cmake_parse_config_cache(config + ".orig"))
70 new = list(cmake_parse_config_cache(config))
71 _, added = cmake_diff_config_vars(old, new)
72
73 if len(added) != 0:
74 with open(d.expand("${WORKDIR}/configuration.inc"), "w") as f:
75 f.write("EXTRA_OECMAKE += \" \\\n")
76 for k, kt, v in added:
77 escaped = v if " " not in v else "\"{0}\"".format(v)
78 f.write(" -D{0}:{1}={2} \\\n".format(k, kt, escaped))
79 f.write(" \"\n")
80 bb.plain("Configuration recipe fragment written to: {0}".format(d.expand("${WORKDIR}/configuration.inc")))
81
82 with open(d.expand("${WORKDIR}/site-file.cmake"), "w") as f:
83 for k, kt, v in added:
Brad Bishopc342db32019-05-15 21:57:59 -040084 f.write("SET({0} \"{1}\" CACHE {2} \"\")\n".format(k, v, kt))
Brad Bishopd89cb5f2019-04-10 09:02:41 -040085 bb.plain("Configuration cmake fragment written to: {0}".format(d.expand("${WORKDIR}/site-file.cmake")))
86
87 # restore the original config
88 shutil.copy(config + ".orig", config)
89 else:
90 bb.plain("No configuration differences, skipping configuration fragment generation.")
91 else:
92 bb.fatal("No config files found. Did you run ccmake?")
93}
94do_ccmake_diffconfig[nostamp] = "1"
95do_ccmake_diffconfig[dirs] = "${B}"
96addtask ccmake_diffconfig
97