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author | Tudor Florea <tudor.florea@enea.com> | 2015-10-09 22:59:03 +0200 |
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committer | Tudor Florea <tudor.florea@enea.com> | 2015-10-09 22:59:03 +0200 |
commit | 972dcfcdbfe75dcfeb777150c136576cf1a71e99 (patch) | |
tree | 97a61cd7e293d7ae9d56ef7ed0f81253365bb026 /meta/classes/chrpath.bbclass | |
download | poky-972dcfcdbfe75dcfeb777150c136576cf1a71e99.tar.gz |
initial commit for Enea Linux 5.0 arm
Signed-off-by: Tudor Florea <tudor.florea@enea.com>
Diffstat (limited to 'meta/classes/chrpath.bbclass')
-rw-r--r-- | meta/classes/chrpath.bbclass | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/meta/classes/chrpath.bbclass b/meta/classes/chrpath.bbclass new file mode 100644 index 0000000000..77b19372ba --- /dev/null +++ b/meta/classes/chrpath.bbclass | |||
@@ -0,0 +1,115 @@ | |||
1 | CHRPATH_BIN ?= "chrpath" | ||
2 | PREPROCESS_RELOCATE_DIRS ?= "" | ||
3 | |||
4 | def process_file_linux(cmd, fpath, rootdir, baseprefix, tmpdir, d): | ||
5 | import subprocess as sub | ||
6 | |||
7 | p = sub.Popen([cmd, '-l', fpath],stdout=sub.PIPE,stderr=sub.PIPE) | ||
8 | err, out = p.communicate() | ||
9 | # If returned succesfully, process stderr for results | ||
10 | if p.returncode != 0: | ||
11 | return | ||
12 | |||
13 | # Throw away everything other than the rpath list | ||
14 | curr_rpath = err.partition("RPATH=")[2] | ||
15 | #bb.note("Current rpath for %s is %s" % (fpath, curr_rpath.strip())) | ||
16 | rpaths = curr_rpath.split(":") | ||
17 | new_rpaths = [] | ||
18 | modified = False | ||
19 | for rpath in rpaths: | ||
20 | # If rpath is already dynamic copy it to new_rpath and continue | ||
21 | if rpath.find("$ORIGIN") != -1: | ||
22 | new_rpaths.append(rpath.strip()) | ||
23 | continue | ||
24 | rpath = os.path.normpath(rpath) | ||
25 | if baseprefix not in rpath and tmpdir not in rpath: | ||
26 | new_rpaths.append(rpath.strip()) | ||
27 | continue | ||
28 | new_rpaths.append("$ORIGIN/" + os.path.relpath(rpath.strip(), os.path.dirname(fpath.replace(rootdir, "/")))) | ||
29 | modified = True | ||
30 | |||
31 | # if we have modified some rpaths call chrpath to update the binary | ||
32 | if modified: | ||
33 | args = ":".join(new_rpaths) | ||
34 | #bb.note("Setting rpath for %s to %s" %(fpath, args)) | ||
35 | p = sub.Popen([cmd, '-r', args, fpath],stdout=sub.PIPE,stderr=sub.PIPE) | ||
36 | out, err = p.communicate() | ||
37 | if p.returncode != 0: | ||
38 | bb.error("%s: chrpath command failed with exit code %d:\n%s%s" % (d.getVar('PN', True), p.returncode, out, err)) | ||
39 | raise bb.build.FuncFailed | ||
40 | |||
41 | def process_file_darwin(cmd, fpath, rootdir, baseprefix, tmpdir, d): | ||
42 | import subprocess as sub | ||
43 | |||
44 | p = sub.Popen([d.expand("${HOST_PREFIX}otool"), '-L', fpath],stdout=sub.PIPE,stderr=sub.PIPE) | ||
45 | err, out = p.communicate() | ||
46 | # If returned succesfully, process stderr for results | ||
47 | if p.returncode != 0: | ||
48 | return | ||
49 | for l in err.split("\n"): | ||
50 | if "(compatibility" not in l: | ||
51 | continue | ||
52 | rpath = l.partition("(compatibility")[0].strip() | ||
53 | if baseprefix not in rpath: | ||
54 | continue | ||
55 | |||
56 | newpath = "@loader_path/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/"))) | ||
57 | p = sub.Popen([d.expand("${HOST_PREFIX}install_name_tool"), '-change', rpath, newpath, fpath],stdout=sub.PIPE,stderr=sub.PIPE) | ||
58 | err, out = p.communicate() | ||
59 | |||
60 | def process_dir (rootdir, directory, d): | ||
61 | import stat | ||
62 | |||
63 | rootdir = os.path.normpath(rootdir) | ||
64 | cmd = d.expand('${CHRPATH_BIN}') | ||
65 | tmpdir = os.path.normpath(d.getVar('TMPDIR')) | ||
66 | baseprefix = os.path.normpath(d.expand('${base_prefix}')) | ||
67 | hostos = d.getVar("HOST_OS", True) | ||
68 | |||
69 | #bb.debug("Checking %s for binaries to process" % directory) | ||
70 | if not os.path.exists(directory): | ||
71 | return | ||
72 | |||
73 | if "linux" in hostos: | ||
74 | process_file = process_file_linux | ||
75 | elif "darwin" in hostos: | ||
76 | process_file = process_file_darwin | ||
77 | else: | ||
78 | # Relocations not supported | ||
79 | return | ||
80 | |||
81 | dirs = os.listdir(directory) | ||
82 | for file in dirs: | ||
83 | fpath = directory + "/" + file | ||
84 | fpath = os.path.normpath(fpath) | ||
85 | if os.path.islink(fpath): | ||
86 | # Skip symlinks | ||
87 | continue | ||
88 | |||
89 | if os.path.isdir(fpath): | ||
90 | process_dir(rootdir, fpath, d) | ||
91 | else: | ||
92 | #bb.note("Testing %s for relocatability" % fpath) | ||
93 | |||
94 | # We need read and write permissions for chrpath, if we don't have | ||
95 | # them then set them temporarily. Take a copy of the files | ||
96 | # permissions so that we can restore them afterwards. | ||
97 | perms = os.stat(fpath)[stat.ST_MODE] | ||
98 | if os.access(fpath, os.W_OK|os.R_OK): | ||
99 | perms = None | ||
100 | else: | ||
101 | # Temporarily make the file writeable so we can chrpath it | ||
102 | os.chmod(fpath, perms|stat.S_IRWXU) | ||
103 | process_file(cmd, fpath, rootdir, baseprefix, tmpdir, d) | ||
104 | |||
105 | if perms: | ||
106 | os.chmod(fpath, perms) | ||
107 | |||
108 | def rpath_replace (path, d): | ||
109 | bindirs = d.expand("${bindir} ${sbindir} ${base_sbindir} ${base_bindir} ${libdir} ${base_libdir} ${libexecdir} ${PREPROCESS_RELOCATE_DIRS}").split() | ||
110 | |||
111 | for bindir in bindirs: | ||
112 | #bb.note ("Processing directory " + bindir) | ||
113 | directory = path + "/" + bindir | ||
114 | process_dir (path, directory, d) | ||
115 | |||