summaryrefslogtreecommitdiff
path: root/scripts/oe-pkgdata-util
blob: 2427f10d898293c1179fb835c7ad2c7a54b19ee2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#!/usr/bin/env python

# OpenEmbedded pkgdata utility
#
# Written by: Paul Eggleton <paul.eggleton@linux.intel.com>
#
# Copyright 2012 Intel Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#
# Currently only has one function - mapping of packages to their dev/dbg/doc/locale etc. 
# counterparts ("glob" command). Could be extended in future to perform other useful querying
# functions on the pkgdata though.
#

import sys
import os
import os.path
import fnmatch
import re

def usage():
    print("syntax: pkgdata-util glob [-d] <pkgdatadir> <vendor-os> <pkglist> \"<globs>\"");



def glob(args):
    if len(args) < 4:
        usage()
        sys.exit(1)

    pkgdata_dir = args[0]
    target_suffix = args[1]
    pkglist_file = args[2]
    globs = args[3].split()

    if target_suffix.startswith("-"):
        target_suffix = target_suffix[1:]

    skipregex = re.compile("-locale-|^locale-base-|-dev$|-doc$|-dbg$|-staticdev$|^kernel-module-")

    mappedpkgs = set()
    with open(pkglist_file, 'r') as f:
        for line in f:
            fields = line.rstrip().split()
            if len(fields) < 2:
                continue
            pkg = fields[0]
            arch = fields[1]
            multimach_target_sys = "%s-%s" % (arch, target_suffix)

            # Skip packages for which there is no point applying globs
            if skipregex.search(pkg):
                if debug:
                    print("%s -> !!" % pkg)
                continue

            # Skip packages that already match the globs, so if e.g. a dev package
            # is already installed and thus in the list, we don't process it any further
            # Most of these will be caught by skipregex already, but just in case...
            already = False
            for g in globs:
                if fnmatch.fnmatchcase(pkg, g):
                    already = True
                    break
            if already:
                if debug:
                    print("%s -> !" % pkg)
                continue

            # Define some functions
            def revpkgdata(pkgn):
                return os.path.join(pkgdata_dir, multimach_target_sys, "runtime-reverse", pkgn)
            def fwdpkgdata(pkgn):
                return os.path.join(pkgdata_dir, multimach_target_sys, "runtime", pkgn)
            def readpn(pkgdata_file):
                pn = ""
                with open(pkgdata_file, 'r') as f:
                    for line in f:
                        if line.startswith("PN:"):
                            pn = line.split(': ')[1].rstrip()
                return pn
            def readrenamed(pkgdata_file):
                renamed = ""
                pn = os.path.basename(pkgdata_file)
                with open(pkgdata_file, 'r') as f:
                    for line in f:
                        if line.startswith("PKG_%s:" % pn):
                            renamed = line.split(': ')[1].rstrip()
                return renamed

            # Main processing loop
            for g in globs:
                mappedpkg = ""
                # First just try substitution (i.e. packagename -> packagename-dev)
                newpkg = g.replace("*", pkg)
                revlink = revpkgdata(newpkg)
                if os.path.exists(revlink):
                    mappedpkg = os.path.basename(os.readlink(revlink))
                    fwdfile = fwdpkgdata(mappedpkg)
                    if os.path.exists(fwdfile):
                        mappedpkg = readrenamed(fwdfile)
                else:
                    # That didn't work, so now get the PN, substitute that, then map in the other direction
                    revlink = revpkgdata(pkg)
                    if os.path.exists(revlink):
                        pn = readpn(revlink)
                        newpkg = g.replace("*", pn)
                        fwdfile = fwdpkgdata(newpkg)
                        if os.path.exists(fwdfile):
                            mappedpkg = readrenamed(fwdfile)
                    else:
                        # Package doesn't even exist...
                        if debug:
                            print "%s is not a valid package!" % (pkg)
                        break

                if mappedpkg:
                    if debug:
                        print "%s (%s) -> %s" % (pkg, g, mappedpkg)
                    mappedpkgs.add(mappedpkg)
                else:
                    if debug:
                        print "%s (%s) -> ?" % (pkg, g)

    if debug:
        print "------"

    print("\n".join(mappedpkgs))



# Too lazy to use getopt
debug = False
noopt = False
args = []
for arg in sys.argv[1:]:
    if arg == "--":
        noopt = True
    else:
        if not noopt:
            if arg == "-d":
                debug = True
                continue
        args.append(arg)

if len(args) < 1:
    usage()
    sys.exit(1)

if args[0] == "glob":
    glob(args[1:])
else:
    usage()
    sys.exit(1)