diff options
Diffstat (limited to 'meta/classes')
| -rw-r--r-- | meta/classes/package.bbclass | 48 |
1 files changed, 26 insertions, 22 deletions
diff --git a/meta/classes/package.bbclass b/meta/classes/package.bbclass index 4cddbefe08..b81f4f9281 100644 --- a/meta/classes/package.bbclass +++ b/meta/classes/package.bbclass @@ -815,8 +815,8 @@ python split_and_strip_files () { # elffiles = {} symlinks = {} - hardlinks = {} kernmods = [] + inodes = {} libdir = os.path.abspath(dvar + os.sep + d.getVar("libdir", True)) baselibdir = os.path.abspath(dvar + os.sep + d.getVar("base_libdir", True)) if (d.getVar('INHIBIT_PACKAGE_STRIP', True) != '1'): @@ -854,6 +854,7 @@ python split_and_strip_files () { #bb.note("Sym: %s (%d)" % (ltarget, isELF(ltarget))) symlinks[file] = target continue + # It's a file (or hardlink), not a link # ...but is it ELF, and is it already stripped? elf_file = isELF(file) @@ -865,28 +866,30 @@ python split_and_strip_files () { msg = "File '%s' from %s was already stripped, this will prevent future debugging!" % (file[len(dvar):], pn) package_qa_handle_error("already-stripped", msg, d) continue - # Check if it's a hard link to something else - if s.st_nlink > 1: - file_reference = "%d_%d" % (s.st_dev, s.st_ino) - # Hard link to something else - hardlinks[file] = file_reference - continue - elffiles[file] = elf_file + + # At this point we have an unstripped elf file. We need to: + # a) Make sure any file we strip is not hardlinked to anything else outside this tree + # b) Only strip any hardlinked file once (no races) + # c) Track any hardlinks between files so that we can reconstruct matching debug file hardlinks + + # Use a reference of device ID and inode number to indentify files + file_reference = "%d_%d" % (s.st_dev, s.st_ino) + if file_reference in inodes: + os.unlink(file) + os.link(inodes[file_reference][0], file) + inodes[file_reference].append(file) + else: + inodes[file_reference] = [file] + # break hardlink + bb.utils.copyfile(file, file) + elffiles[file] = elf_file + # Modified the file so clear the cache + cpath.updatecache(file) # # First lets process debug splitting # if (d.getVar('INHIBIT_PACKAGE_DEBUG_SPLIT', True) != '1'): - hardlinkmap = {} - # For hardlinks, process only one of the files - for file in hardlinks: - file_reference = hardlinks[file] - if file_reference not in hardlinkmap: - # If this is a new file, add it as a reference, and - # update it's type, so we can fall through and split - elffiles[file] = isELF(file) - hardlinkmap[file_reference] = file - for file in elffiles: src = file[len(dvar):] dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(src) + debugappend @@ -899,13 +902,14 @@ python split_and_strip_files () { splitdebuginfo(file, fpath, debugsrcdir, sourcefile, d) # Hardlink our debug symbols to the other hardlink copies - for file in hardlinks: - if file not in elffiles: + for ref in inodes: + if len(inodes[ref]) == 1: + continue + for file in inodes[ref][1:]: src = file[len(dvar):] dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(src) + debugappend fpath = dvar + dest - file_reference = hardlinks[file] - target = hardlinkmap[file_reference][len(dvar):] + target = inodes[ref][0][len(dvar):] ftarget = dvar + debuglibdir + os.path.dirname(target) + debugdir + "/" + os.path.basename(target) + debugappend bb.utils.mkdirhier(os.path.dirname(fpath)) #bb.note("Link %s -> %s" % (fpath, ftarget)) |