aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/genericprojectmanager/pkgconfigtool.cpp
blob: db152d4210d754f3120195e3f3d179d542d7fdcd (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
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: http://www.qt-project.org/
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**************************************************************************/

#include "pkgconfigtool.h"

#include <QProcess>
#include <QTextStream>
#include <QDebug>

namespace GenericProjectManager {
namespace Internal {

QList<PkgConfigTool::Package> PkgConfigTool::packages() const
{
    if (m_packages.isEmpty())
        packages_helper();

    return m_packages;
}

void PkgConfigTool::packages_helper() const
{
    QStringList args;
    args.append(QLatin1String("--list-all"));

    QProcess pkgconfig;
    pkgconfig.start(QLatin1String("pkg-config"), args);
    while (! pkgconfig.waitForFinished()) {
    }

    QTextStream in(&pkgconfig);
    forever {
        const QString line = in.readLine();

        if (line.isNull())
            break;

        else if (line.isEmpty())
            continue;

        int i = 0;
        for (; i != line.length(); ++i) {
            if (line.at(i).isSpace())
                break;
        }

        Package package;
        package.name = line.left(i).trimmed();
        package.description = line.mid(i).trimmed();

        QStringList args;
        args << package.name << QLatin1String("--cflags");
        pkgconfig.start(QLatin1String("pkg-config"), args);

        while (! pkgconfig.waitForFinished()) {
        }

        const QString cflags = QString::fromUtf8(pkgconfig.readAll());

        int index = 0;
        while (index != cflags.size()) {
            const QChar ch = cflags.at(index);

            if (ch.isSpace()) {
                do { ++index; }
                while (index < cflags.size() && cflags.at(index).isSpace());
            }

            else if (ch == QLatin1Char('-') && index + 1 < cflags.size()) {
                ++index;

                const QChar opt = cflags.at(index);

                if (opt == QLatin1Char('I')) {
                    // include paths.

                    int start = ++index;
                    for (; index < cflags.size(); ++index) {
                        if (cflags.at(index).isSpace())
                            break;
                    }

                    qDebug() << "*** add include path:" << cflags.mid(start, index - start);
                    package.includePaths.append(cflags.mid(start, index - start));
                }
            }

            else {
                for (; index < cflags.size(); ++index) {
                    if (cflags.at(index).isSpace())
                        break;
                }
            }
        }

        m_packages.append(package);
    }
}

} // namespace Internal
} // namespace GenericProjectManager