summaryrefslogtreecommitdiffstats
path: root/meta/classes/relocatable.bbclass
diff options
context:
space:
mode:
Diffstat (limited to 'meta/classes/relocatable.bbclass')
-rw-r--r--meta/classes/relocatable.bbclass91
1 files changed, 2 insertions, 89 deletions
diff --git a/meta/classes/relocatable.bbclass b/meta/classes/relocatable.bbclass
index 072f533f4f..4ca9981f44 100644
--- a/meta/classes/relocatable.bbclass
+++ b/meta/classes/relocatable.bbclass
@@ -1,93 +1,6 @@
1SYSROOT_PREPROCESS_FUNCS += "relocatable_binaries_preprocess" 1inherit chrpath
2
3CHRPATH_BIN ?= "chrpath"
4PREPROCESS_RELOCATE_DIRS ?= ""
5
6def process_dir (directory, d):
7 import subprocess as sub
8 import stat
9
10 cmd = d.expand('${CHRPATH_BIN}')
11 tmpdir = d.getVar('TMPDIR')
12 basedir = d.expand('${base_prefix}')
13
14 #bb.debug("Checking %s for binaries to process" % directory)
15 if not os.path.exists(directory):
16 return
17
18 dirs = os.listdir(directory)
19 for file in dirs:
20 fpath = directory + "/" + file
21 fpath = os.path.normpath(fpath)
22 if os.path.islink(fpath):
23 # Skip symlinks
24 continue
25
26 if os.path.isdir(fpath):
27 process_dir(fpath, d)
28 else:
29 #bb.note("Testing %s for relocatability" % fpath)
30
31 # We need read and write permissions for chrpath, if we don't have
32 # them then set them temporarily. Take a copy of the files
33 # permissions so that we can restore them afterwards.
34 perms = os.stat(fpath)[stat.ST_MODE]
35 if os.access(fpath, os.W_OK|os.R_OK):
36 perms = None
37 else:
38 # Temporarily make the file writeable so we can chrpath it
39 os.chmod(fpath, perms|stat.S_IRWXU)
40 2
41 p = sub.Popen([cmd, '-l', fpath],stdout=sub.PIPE,stderr=sub.PIPE) 3SYSROOT_PREPROCESS_FUNCS += "relocatable_binaries_preprocess"
42 err, out = p.communicate()
43 # If returned succesfully, process stderr for results
44 if p.returncode != 0:
45 continue
46
47 # Throw away everything other than the rpath list
48 curr_rpath = err.partition("RPATH=")[2]
49 #bb.note("Current rpath for %s is %s" % (fpath, curr_rpath.strip()))
50 rpaths = curr_rpath.split(":")
51 new_rpaths = []
52 for rpath in rpaths:
53 # If rpath is already dynamic continue
54 if rpath.find("$ORIGIN") != -1:
55 continue
56 # If the rpath shares a root with base_prefix determine a new dynamic rpath from the
57 # base_prefix shared root
58 if rpath.find(basedir) != -1:
59 depth = fpath.partition(basedir)[2].count('/')
60 libpath = rpath.partition(basedir)[2].strip()
61 # otherwise (i.e. cross packages) determine a shared root based on the TMPDIR
62 # NOTE: This will not work reliably for cross packages, particularly in the case
63 # where your TMPDIR is a short path (i.e. /usr/poky) as chrpath cannot insert an
64 # rpath longer than that which is already set.
65 else:
66 depth = fpath.rpartition(tmpdir)[2].count('/')
67 libpath = rpath.partition(tmpdir)[2].strip()
68
69 base = "$ORIGIN"
70 while depth > 1:
71 base += "/.."
72 depth-=1
73 new_rpaths.append("%s%s" % (base, libpath))
74
75 # if we have modified some rpaths call chrpath to update the binary
76 if len(new_rpaths):
77 args = ":".join(new_rpaths)
78 #bb.note("Setting rpath for %s to %s" %(fpath, args))
79 sub.call([cmd, '-r', args, fpath])
80
81 if perms:
82 os.chmod(fpath, perms)
83
84def rpath_replace (path, d):
85 bindirs = d.expand("${bindir} ${sbindir} ${base_sbindir} ${base_bindir} ${libdir} ${base_libdir} ${libexecdir} ${PREPROCESS_RELOCATE_DIRS}").split()
86
87 for bindir in bindirs:
88 #bb.note ("Processing directory " + bindir)
89 directory = path + "/" + bindir
90 process_dir (directory, d)
91 4
92python relocatable_binaries_preprocess() { 5python relocatable_binaries_preprocess() {
93 rpath_replace(d.expand('${SYSROOT_DESTDIR}'), d) 6 rpath_replace(d.expand('${SYSROOT_DESTDIR}'), d)