blob: e2a129d0288d8e3924455826483c7ba6e9b162b4 [file] [log] [blame]
Patrick Williams92b42cb2022-09-03 06:53:57 -05001#
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 = "${PACKAGES}"
19
20inherit package
21
Patrick Williams92b42cb2022-09-03 06:53:57 -050022python debian_package_name_hook () {
23 import glob, copy, stat, errno, re, pathlib, subprocess
24
25 pkgdest = d.getVar("PKGDEST")
26 packages = d.getVar('PACKAGES')
27 so_re = re.compile(r"lib.*\.so")
28
29 def socrunch(s):
30 s = s.lower().replace('_', '-')
31 m = re.match(r"^(.*)(.)\.so\.(.*)$", 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"