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Viewing changes to daemon/libs/pjproject-2.1.0/pkgconfig.py

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2015-01-07 14:51:16 UTC
  • mfrom: (4.3.5 sid)
  • Revision ID: package-import@ubuntu.com-20150107145116-yxnafinf4lrdvrmx
Tags: 1.4.1-0.1ubuntu1
* Merge with Debian, remaining changes:
 - Drop soprano, nepomuk build-dep
* Drop ubuntu patches, now upstream

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Lines of Context:
daemon/libs/pjproject-2.1.0/pkgconfig.py
1
 
import sys
2
 
import os
3
 
 
4
 
REMOVE_THESE = ["-I/usr/include", "-I/usr/include/", "-L/usr/lib", "-L/usr/lib/"]
5
 
 
6
 
class Pkg:
7
 
        def __init__(self, pkg_name):
8
 
                self.name = pkg_name
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                self.priority = 0
10
 
                self.vars = {}
11
 
 
12
 
        def parse(self, pkg_config_path):
13
 
                f = None
14
 
                for pkg_path in pkg_config_path.split(':'):
15
 
                        if pkg_path[-1] != '/':
16
 
                                pkg_path += '/'
17
 
                        fname = pkg_path + self.name + '.pc'
18
 
                        try:
19
 
                                f = open(fname, "r")
20
 
                                break
21
 
                        except:
22
 
                                continue
23
 
                if not f:
24
 
                        #sys.stderr.write("pkgconfig.py: unable to find %s.pc in %s\n" % (self.name, pkg_config_path))
25
 
                        return False
26
 
 
27
 
                for line in f.readlines():
28
 
                        line = line.strip()
29
 
                        if not line:
30
 
                                continue
31
 
                        if line[0]=='#':
32
 
                                continue
33
 
                        pos1 = line.find('=')
34
 
                        pos2 = line.find(':')
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                        if pos1 > 0 and (pos1 < pos2 or pos2 < 0):
36
 
                                pos = pos1
37
 
                        elif pos2 > 0 and (pos2 < pos1 or pos1 < 0):
38
 
                                pos = pos2
39
 
                        else:
40
 
                                continue
41
 
                        name = line[:pos].lower()
42
 
                        value = line[pos+1:]
43
 
                        self.vars[name] = value
44
 
                f.close()
45
 
 
46
 
                for name in self.vars.keys():
47
 
                        value = self.vars[name]
48
 
                        while True:
49
 
                                pos1 = value.find("${")
50
 
                                if pos1 < 0:
51
 
                                        break
52
 
                                pos2 = value.find("}")
53
 
                                if pos2 < 0:
54
 
                                        break
55
 
                                value = value.replace(value[pos1:pos2+1], self.vars[value[pos1+2:pos2]])
56
 
                        self.vars[name] = value
57
 
                return True
58
 
 
59
 
        def requires(self):
60
 
                if not 'requires' in self.vars:
61
 
                        return []
62
 
                deps = []
63
 
                req_list = self.vars['requires']
64
 
                for req_item in req_list.split(','):
65
 
                        req_item = req_item.strip()
66
 
                        for i in range(len(req_item)):
67
 
                                if "=<>".find(req_item[i]) >= 0:
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                                        deps.append(req_item[:i].strip())
69
 
                                        break
70
 
                return deps
71
 
 
72
 
        def libs(self):
73
 
                if not 'libs' in self.vars:
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                        return []
75
 
                return self.vars['libs'].split(' ')
76
 
 
77
 
        def cflags(self):
78
 
                if not 'cflags' in self.vars:
79
 
                        return []
80
 
                return self.vars['cflags'].split(' ')
81
 
 
82
 
 
83
 
def calculate_pkg_priority(pkg, pkg_dict, loop_cnt):
84
 
        if loop_cnt > 10:
85
 
                sys.stderr.write("Circular dependency with pkg %s\n" % (pkg))
86
 
                return 0
87
 
        reqs = pkg.requires()
88
 
        prio = 1
89
 
        for req in reqs:
90
 
                if not req in pkg_dict:
91
 
                        continue
92
 
                req_pkg = pkg_dict[req]
93
 
                prio += calculate_pkg_priority(req_pkg, pkg_dict, loop_cnt+1)
94
 
        return prio
95
 
 
96
 
if __name__ == "__main__":
97
 
        pkg_names = []
98
 
        pkg_dict = {}
99
 
        commands = []
100
 
        exist_check = False
101
 
 
102
 
        for i in range(1,len(sys.argv)):
103
 
                if sys.argv[i][0] == '-':
104
 
                        cmd = sys.argv[i]
105
 
                        commands.append(cmd)
106
 
                        if cmd=='--exists':
107
 
                                exist_check = True
108
 
                        elif cmd=="--help":
109
 
                                print "This is not very helpful, is it"
110
 
                                sys.exit(0)
111
 
                        elif cmd=="--version":
112
 
                                print "0.1"
113
 
                                sys.exit(0)
114
 
                else:
115
 
                        pkg_names.append(sys.argv[i])
116
 
                        
117
 
        # Fix search path
118
 
        PKG_CONFIG_PATH = os.getenv("PKG_CONFIG_PATH", "").strip()
119
 
        if not PKG_CONFIG_PATH:
120
 
                PKG_CONFIG_PATH="/usr/local/lib/pkgconfig:/usr/lib/pkgconfig"
121
 
        PKG_CONFIG_PATH = PKG_CONFIG_PATH.replace(";", ":")
122
 
 
123
 
        # Parse files
124
 
        for pkg_name in pkg_names:
125
 
                pkg = Pkg(pkg_name)
126
 
                if not pkg.parse(PKG_CONFIG_PATH):
127
 
                        sys.exit(1)
128
 
                pkg_dict[pkg_name] = pkg
129
 
 
130
 
        if exist_check:
131
 
                sys.exit(0)
132
 
 
133
 
        # Calculate priority based on dependency
134
 
        for pkg_name in pkg_dict.keys():
135
 
                pkg = pkg_dict[pkg_name]
136
 
                pkg.priority = calculate_pkg_priority(pkg, pkg_dict, 1)
137
 
        
138
 
        # Sort package based on dependency
139
 
        pkg_names = sorted(pkg_names, key=lambda pkg_name: pkg_dict[pkg_name].priority, reverse=True)
140
 
 
141
 
        # Get the options
142
 
        opts = []
143
 
        for cmd in commands:
144
 
                if cmd=='--libs':
145
 
                        for pkg_name in pkg_names:
146
 
                                libs = pkg_dict[pkg_name].libs()
147
 
                                for lib in libs:
148
 
                                        opts.append(lib)
149
 
                                        if lib[:2]=="-l":
150
 
                                                break
151
 
                        for pkg_name in pkg_names:
152
 
                                opts += pkg_dict[pkg_name].libs()
153
 
                elif cmd=='--cflags':
154
 
                        for pkg_name in pkg_names:
155
 
                                opts += pkg_dict[pkg_name].cflags()
156
 
                elif cmd[0]=='-':
157
 
                        sys.stderr.write("pkgconfig.py: I don't know how to handle " + sys.argv[i] + "\n")
158
 
        
159
 
        filtered_opts = []
160
 
        for opt in opts:
161
 
                opt = opt.strip()
162
 
                if not opt:
163
 
                        continue
164
 
                if REMOVE_THESE.count(opt) != 0:
165
 
                        continue
166
 
                if opt != '-framework' and opt != '--framework' and filtered_opts.count(opt) != 0:
167
 
                        if len(filtered_opts) and (filtered_opts[-1] == '-framework' or filtered_opts[-1] == '--framework'):
168
 
                                filtered_opts.pop()
169
 
                        continue
170
 
                filtered_opts.append(opt)
171
 
 
172
 
        print ' '.join(filtered_opts)
173