1 /***************************************************************************
2 * Copyright (C) 2005-09 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 /** This is called at compile time and generates a suitable version.gen.
22 * usage: genversion git_root target_file
28 #include <QStringList>
32 int main(int argc, char **argv) {
34 qFatal("Usage: ./genversion <git_root> <target_file>");
37 QString gitroot = argv[1];
38 QString target = argv[2];
39 QString basever, protover, clientneeds, coreneeds, descrver, dirty;
40 QString committish, commitdate;
42 // check Git for information if present
43 if(QFile::exists(gitroot + "/.git")) {
44 // try to execute git-describe to get a version string
46 git.setWorkingDirectory(gitroot);
47 git.start("git", QStringList() << "describe" << "--long");
48 if(git.waitForFinished(10000)) {
49 QString descr = git.readAllStandardOutput().trimmed();
50 if(!descr.isEmpty() && !descr.contains("fatal")) {
51 // seems we have a valid git describe string
53 // check if the workdir is dirty
54 git.start("git", QStringList() << "diff-index" << "--name-only" << "HEAD");
55 if(git.waitForFinished(10000)) {
56 if(!git.readAllStandardOutput().isEmpty()) dirty = "*";
58 // get a full committish
59 git.start("git", QStringList() << "rev-parse" << "HEAD");
60 if(git.waitForFinished(10000)) {
61 committish = git.readAllStandardOutput().trimmed();
63 // Now we do some replacement magic...
64 //QRegExp rxCheckTag("(.*)-0-g[0-9a-f]+\n$");
65 //QRegExp rxGittify("(.*)-(\\d+)-g([0-9a-f]+)\n$");
66 //gitversion.replace(rxCheckTag, QString("\\1%1").arg(dirty));
67 //gitversion.replace(rxGittify, QString("\\1:git-\\3+\\2%1").arg(dirty));
73 QFile verfile(gitroot + "/version.inc");
74 if(verfile.open(QIODevice::ReadOnly | QIODevice::Text)) {
75 QString ver = verfile.readAll();
77 QRegExp rxBasever("baseVersion\\s*=\\s*\"(.*)\";");
78 if(rxBasever.indexIn(ver) >= 0)
79 basever = rxBasever.cap(1);
81 QRegExp rxProtover("protocolVersion\\s*=\\s*(\\d+)");
82 if(rxProtover.indexIn(ver) >= 0)
83 protover = rxProtover.cap(1);
85 QRegExp rxClientneeds("clientNeedsProtocol\\s*=\\s*(\\d+)");
86 if(rxClientneeds.indexIn(ver) >= 0)
87 clientneeds = rxClientneeds.cap(1);
89 QRegExp rxCoreneeds("coreNeedsProtocol\\s*=\\s*(\\d+)");
90 if(rxCoreneeds.indexIn(ver) >= 0)
91 coreneeds = rxCoreneeds.cap(1);
93 if(committish.isEmpty()) {
94 QRegExp rxCommit("distCommittish\\s*=\\s*([0-9a-f]+)");
95 if(rxCommit.indexIn(ver) >= 0) committish = rxCommit.cap(1);
98 QRegExp rxTimestamp("distCommitDate\\s*=\\s*([0-9]+)");
99 if(rxTimestamp.indexIn(ver) >= 0) commitdate = rxTimestamp.cap(1);
103 // ok, create our version.gen now
105 if(!gen.open(QIODevice::WriteOnly | QIODevice::Text)) {
106 qFatal("%s", qPrintable(QString("Could not write %1!").arg(target)));
109 gen.write(QString("QString buildinfo = \"%1,%2,%3,%4,%5,%6,%7,%8\";\n")
110 .arg(basever, descrver, dirty, committish, commitdate, protover, clientneeds, coreneeds).toAscii());