1# 2# Copyright OpenEmbedded Contributors 3# 4# SPDX-License-Identifier: MIT 5# 6 7# Debian package renaming only occurs when a package is built 8# We therefore have to make sure we build all runtime packages 9# before building the current package to make the packages runtime 10# depends are correct 11# 12# Custom library package names can be defined setting 13# DEBIANNAME: + pkgname to the desired name. 14# 15# Better expressed as ensure all RDEPENDS package before we package 16# This means we can't have circular RDEPENDS/RRECOMMENDS 17 18AUTO_LIBNAME_PKGS = "${PACKAGES}" 19 20inherit package 21 22python debian_package_name_hook () { 23 import glob, copy, stat, errno, re, pathlib, subprocess 24 25 pkgdest = d.getVar("PKGDEST") 26 packages = d.getVar('PACKAGES') 27 so_re = re.compile(r"lib.*\.so") 28 29 def socrunch(s): 30 s = s.lower().replace('_', '-') 31 m = re.match(r"^(.*)(.)\.so\.(.*)$", s) 32 if m is None: 33 return None 34 if m.group(2) in '0123456789': 35 bin = '%s%s-%s' % (m.group(1), m.group(2), m.group(3)) 36 else: 37 bin = m.group(1) + m.group(2) + m.group(3) 38 dev = m.group(1) + m.group(2) 39 return (bin, dev) 40 41 def isexec(path): 42 try: 43 s = os.stat(path) 44 except (os.error, AttributeError): 45 return 0 46 return (s[stat.ST_MODE] & stat.S_IEXEC) 47 48 def add_rprovides(pkg, d): 49 newpkg = d.getVar('PKG:' + pkg) 50 if newpkg and newpkg != pkg: 51 provs = (d.getVar('RPROVIDES:' + pkg) or "").split() 52 if pkg not in provs: 53 d.appendVar('RPROVIDES:' + pkg, " " + pkg + " (=" + d.getVar("PKGV") + ")") 54 55 def auto_libname(packages, orig_pkg): 56 p = lambda var: pathlib.PurePath(d.getVar(var)) 57 libdirs = (p("base_libdir"), p("libdir")) 58 bindirs = (p("base_bindir"), p("base_sbindir"), p("bindir"), p("sbindir")) 59 60 sonames = [] 61 has_bins = 0 62 has_libs = 0 63 for f in pkgfiles[orig_pkg]: 64 # This is .../packages-split/orig_pkg/ 65 pkgpath = pathlib.PurePath(pkgdest, orig_pkg) 66 # Strip pkgpath off the full path to a file in the package, re-root 67 # so it is absolute, and then get the parent directory of the file. 68 path = pathlib.PurePath("/") / (pathlib.PurePath(f).relative_to(pkgpath).parent) 69 if path in bindirs: 70 has_bins = 1 71 if path in libdirs: 72 has_libs = 1 73 if so_re.match(os.path.basename(f)): 74 try: 75 cmd = [d.expand("${TARGET_PREFIX}objdump"), "-p", f] 76 output = subprocess.check_output(cmd).decode("utf-8") 77 for m in re.finditer(r"\s+SONAME\s+([^\s]+)", output): 78 if m.group(1) not in sonames: 79 sonames.append(m.group(1)) 80 except subprocess.CalledProcessError: 81 pass 82 bb.debug(1, 'LIBNAMES: pkg %s libs %d bins %d sonames %s' % (orig_pkg, has_libs, has_bins, sonames)) 83 soname = None 84 if len(sonames) == 1: 85 soname = sonames[0] 86 elif len(sonames) > 1: 87 lead = d.getVar('LEAD_SONAME') 88 if lead: 89 r = re.compile(lead) 90 filtered = [] 91 for s in sonames: 92 if r.match(s): 93 filtered.append(s) 94 if len(filtered) == 1: 95 soname = filtered[0] 96 elif len(filtered) > 1: 97 bb.note("Multiple matches (%s) for LEAD_SONAME '%s'" % (", ".join(filtered), lead)) 98 else: 99 bb.note("Multiple libraries (%s) found, but LEAD_SONAME '%s' doesn't match any of them" % (", ".join(sonames), lead)) 100 else: 101 bb.note("Multiple libraries (%s) found and LEAD_SONAME not defined" % ", ".join(sonames)) 102 103 if has_libs and not has_bins and soname: 104 soname_result = socrunch(soname) 105 if soname_result: 106 (pkgname, devname) = soname_result 107 for pkg in packages.split(): 108 if (d.getVar('PKG:' + pkg, False) or d.getVar('DEBIAN_NOAUTONAME:' + pkg, False)): 109 add_rprovides(pkg, d) 110 continue 111 debian_pn = d.getVar('DEBIANNAME:' + pkg, False) 112 if debian_pn: 113 newpkg = debian_pn 114 elif pkg == orig_pkg: 115 newpkg = pkgname 116 else: 117 newpkg = pkg.replace(orig_pkg, devname, 1) 118 mlpre=d.getVar('MLPREFIX') 119 if mlpre: 120 if not newpkg.find(mlpre) == 0: 121 newpkg = mlpre + newpkg 122 if newpkg != pkg: 123 bb.note("debian: renaming %s to %s" % (pkg, newpkg)) 124 d.setVar('PKG:' + pkg, newpkg) 125 add_rprovides(pkg, d) 126 else: 127 add_rprovides(orig_pkg, d) 128 129 # reversed sort is needed when some package is substring of another 130 # ie in ncurses we get without reverse sort: 131 # DEBUG: LIBNAMES: pkgname libtic5 devname libtic pkg ncurses-libtic orig_pkg ncurses-libtic debian_pn None newpkg libtic5 132 # and later 133 # DEBUG: LIBNAMES: pkgname libtic5 devname libtic pkg ncurses-libticw orig_pkg ncurses-libtic debian_pn None newpkg libticw 134 # so we need to handle ncurses-libticw->libticw5 before ncurses-libtic->libtic5 135 for pkg in sorted((d.getVar('AUTO_LIBNAME_PKGS') or "").split(), reverse=True): 136 auto_libname(packages, pkg) 137} 138 139EXPORT_FUNCTIONS package_name_hook 140 141DEBIAN_NAMES = "1" 142