1 /****************************************************************************
2 **
3 ** Copyright (C) 2016 The Qt Company Ltd.
4 ** Contact: https://www.qt.io/licensing/
5 **
6 ** This file is part of Qt Creator.
7 **
8 ** Commercial License Usage
9 ** Licensees holding valid commercial Qt licenses may use this file in
10 ** accordance with the commercial license agreement provided with the
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14 ** information use the contact form at https://www.qt.io/contact-us.
15 **
16 ** GNU General Public License Usage
17 ** Alternatively, this file may be used under the terms of the GNU
18 ** General Public License version 3 as published by the Free Software
19 ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
20 ** included in the packaging of this file. Please review the following
21 ** information to ensure the GNU General Public License requirements will
22 ** be met: https://www.gnu.org/licenses/gpl-3.0.html.
23 **
24 ****************************************************************************/
25
26 #include "qmakeglobals.h"
27
28 #include "qmakeevaluator.h"
29 #include "ioutils.h"
30
31 #include <qbytearray.h>
32 #include <qdatetime.h>
33 #include <qdebug.h>
34 #include <qdir.h>
35 #include <qfile.h>
36 #include <qfileinfo.h>
37 #include <qlist.h>
38 #include <qset.h>
39 #include <qstack.h>
40 #include <qstring.h>
41 #include <qstringlist.h>
42 #include <qtextstream.h>
43 #ifdef PROEVALUATOR_THREAD_SAFE
44 # include <qthreadpool.h>
45 #endif
46
47 #ifdef Q_OS_UNIX
48 #include <unistd.h>
49 #include <sys/utsname.h>
50 #else
51 #include <windows.h>
52 #endif
53 #include <stdio.h>
54 #include <stdlib.h>
55
56 #ifdef Q_OS_WIN32
57 #define QT_POPEN _popen
58 #define QT_POPEN_READ "rb"
59 #define QT_PCLOSE _pclose
60 #else
61 #define QT_POPEN popen
62 #define QT_POPEN_READ "r"
63 #define QT_PCLOSE pclose
64 #endif
65
66 QT_BEGIN_NAMESPACE
67 using namespace QMakeInternal; // for IoUtils
68
69 #define fL1S(s) QString::fromLatin1(s)
70
QMakeGlobals()71 QMakeGlobals::QMakeGlobals()
72 {
73 do_cache = true;
74
75 #ifdef PROEVALUATOR_DEBUG
76 debugLevel = 0;
77 #endif
78 #ifdef Q_OS_WIN
79 dirlist_sep = QLatin1Char(';');
80 dir_sep = QLatin1Char('\\');
81 #else
82 dirlist_sep = QLatin1Char(':');
83 dir_sep = QLatin1Char('/');
84 #endif
85 }
86
~QMakeGlobals()87 QMakeGlobals::~QMakeGlobals()
88 {
89 qDeleteAll(baseEnvs);
90 }
91
killProcesses()92 void QMakeGlobals::killProcesses()
93 {
94 #ifdef PROEVALUATOR_THREAD_SAFE
95 QMutexLocker lock(&mutex);
96 canceled = true;
97 for (QProcess * const proc : runningProcs)
98 proc->kill();
99 runningProcs.clear();
100 #endif
101 }
102
cleanSpec(QMakeCmdLineParserState & state,const QString & spec)103 QString QMakeGlobals::cleanSpec(QMakeCmdLineParserState &state, const QString &spec)
104 {
105 QString ret = QDir::cleanPath(spec);
106 if (ret.contains(QLatin1Char('/'))) {
107 QString absRet = IoUtils::resolvePath(state.pwd, ret);
108 if (QFile::exists(absRet))
109 ret = absRet;
110 }
111 return ret;
112 }
113
addCommandLineArguments(QMakeCmdLineParserState & state,QStringList & args,int * pos)114 QMakeGlobals::ArgumentReturn QMakeGlobals::addCommandLineArguments(
115 QMakeCmdLineParserState &state, QStringList &args, int *pos)
116 {
117 enum { ArgNone, ArgConfig, ArgSpec, ArgXSpec, ArgTmpl, ArgTmplPfx, ArgCache, ArgQtConf } argState = ArgNone;
118 for (; *pos < args.count(); (*pos)++) {
119 QString arg = args.at(*pos);
120 switch (argState) {
121 case ArgConfig:
122 state.configs[state.phase] << arg;
123 break;
124 case ArgSpec:
125 qmakespec = args[*pos] = cleanSpec(state, arg);
126 break;
127 case ArgXSpec:
128 xqmakespec = args[*pos] = cleanSpec(state, arg);
129 break;
130 case ArgTmpl:
131 user_template = arg;
132 break;
133 case ArgTmplPfx:
134 user_template_prefix = arg;
135 break;
136 case ArgCache:
137 cachefile = args[*pos] = IoUtils::resolvePath(state.pwd, arg);
138 break;
139 case ArgQtConf:
140 qtconf = args[*pos] = IoUtils::resolvePath(state.pwd, arg);
141 break;
142 default:
143 if (arg.startsWith(QLatin1Char('-'))) {
144 if (arg == QLatin1String("--")) {
145 state.extraargs = args.mid(*pos + 1);
146 args.erase(args.begin() + *pos, args.end());
147 return ArgumentsOk;
148 }
149 if (arg == QLatin1String("-early"))
150 state.phase = QMakeEvalEarly;
151 else if (arg == QLatin1String("-before"))
152 state.phase = QMakeEvalBefore;
153 else if (arg == QLatin1String("-after"))
154 state.phase = QMakeEvalAfter;
155 else if (arg == QLatin1String("-late"))
156 state.phase = QMakeEvalLate;
157 else if (arg == QLatin1String("-config"))
158 argState = ArgConfig;
159 else if (arg == QLatin1String("-nocache"))
160 do_cache = false;
161 else if (arg == QLatin1String("-cache"))
162 argState = ArgCache;
163 else if (arg == QLatin1String("-qtconf"))
164 argState = ArgQtConf;
165 else if (arg == QLatin1String("-platform") || arg == QLatin1String("-spec"))
166 argState = ArgSpec;
167 else if (arg == QLatin1String("-xplatform") || arg == QLatin1String("-xspec"))
168 argState = ArgXSpec;
169 else if (arg == QLatin1String("-template") || arg == QLatin1String("-t"))
170 argState = ArgTmpl;
171 else if (arg == QLatin1String("-template_prefix") || arg == QLatin1String("-tp"))
172 argState = ArgTmplPfx;
173 else if (arg == QLatin1String("-win32"))
174 dir_sep = QLatin1Char('\\');
175 else if (arg == QLatin1String("-unix"))
176 dir_sep = QLatin1Char('/');
177 else
178 return ArgumentUnknown;
179 } else if (arg.contains(QLatin1Char('='))) {
180 state.cmds[state.phase] << arg;
181 } else {
182 return ArgumentUnknown;
183 }
184 continue;
185 }
186 argState = ArgNone;
187 }
188 if (argState != ArgNone)
189 return ArgumentMalformed;
190 return ArgumentsOk;
191 }
192
commitCommandLineArguments(QMakeCmdLineParserState & state)193 void QMakeGlobals::commitCommandLineArguments(QMakeCmdLineParserState &state)
194 {
195 if (!state.extraargs.isEmpty()) {
196 QString extra = fL1S("QMAKE_EXTRA_ARGS =");
197 foreach (const QString &ea, state.extraargs)
198 extra += QLatin1Char(' ') + QMakeEvaluator::quoteValue(ProString(ea));
199 state.cmds[QMakeEvalBefore] << extra;
200 }
201 for (int p = 0; p < 4; p++) {
202 if (!state.configs[p].isEmpty())
203 state.cmds[p] << (fL1S("CONFIG += ") + state.configs[p].join(QLatin1Char(' ')));
204 extra_cmds[p] = state.cmds[p].join(QLatin1Char('\n'));
205 }
206
207 if (xqmakespec.isEmpty())
208 xqmakespec = qmakespec;
209 }
210
useEnvironment()211 void QMakeGlobals::useEnvironment()
212 {
213 if (xqmakespec.isEmpty())
214 xqmakespec = getEnv(QLatin1String("XQMAKESPEC"));
215 if (qmakespec.isEmpty()) {
216 qmakespec = getEnv(QLatin1String("QMAKESPEC"));
217 if (xqmakespec.isEmpty())
218 xqmakespec = qmakespec;
219 }
220 }
221
setCommandLineArguments(const QString & pwd,const QStringList & _args)222 void QMakeGlobals::setCommandLineArguments(const QString &pwd, const QStringList &_args)
223 {
224 QStringList args = _args;
225
226 QMakeCmdLineParserState state(pwd);
227 for (int pos = 0; pos < args.size(); pos++)
228 addCommandLineArguments(state, args, &pos);
229 commitCommandLineArguments(state);
230 useEnvironment();
231 }
232
setDirectories(const QString & input_dir,const QString & output_dir)233 void QMakeGlobals::setDirectories(const QString &input_dir, const QString &output_dir)
234 {
235 if (input_dir != output_dir && !output_dir.isEmpty()) {
236 QString srcpath = input_dir;
237 if (!srcpath.endsWith(QLatin1Char('/')))
238 srcpath += QLatin1Char('/');
239 QString dstpath = output_dir;
240 if (!dstpath.endsWith(QLatin1Char('/')))
241 dstpath += QLatin1Char('/');
242 int srcLen = srcpath.length();
243 int dstLen = dstpath.length();
244 int lastSl = -1;
245 while (++lastSl, --srcLen, --dstLen,
246 srcLen && dstLen && srcpath.at(srcLen) == dstpath.at(dstLen))
247 if (srcpath.at(srcLen) == QLatin1Char('/'))
248 lastSl = 0;
249 source_root = srcpath.left(srcLen + lastSl);
250 build_root = dstpath.left(dstLen + lastSl);
251 }
252 }
253
shadowedPath(const QString & fileName) const254 QString QMakeGlobals::shadowedPath(const QString &fileName) const
255 {
256 if (source_root.isEmpty())
257 return fileName;
258 if (fileName.startsWith(source_root)
259 && (fileName.length() == source_root.length()
260 || fileName.at(source_root.length()) == QLatin1Char('/'))) {
261 return build_root + fileName.mid(source_root.length());
262 }
263 return QString();
264 }
265
splitPathList(const QString & val) const266 QStringList QMakeGlobals::splitPathList(const QString &val) const
267 {
268 QStringList ret;
269 if (!val.isEmpty()) {
270 QString cwd(QDir::currentPath());
271 const QStringList vals = val.split(dirlist_sep);
272 ret.reserve(vals.length());
273 for (const QString &it : vals)
274 ret << IoUtils::resolvePath(cwd, it);
275 }
276 return ret;
277 }
278
getEnv(const QString & var) const279 QString QMakeGlobals::getEnv(const QString &var) const
280 {
281 #ifdef PROEVALUATOR_SETENV
282 return environment.value(var);
283 #else
284 return QString::fromLocal8Bit(qgetenv(var.toLocal8Bit().constData()));
285 #endif
286 }
287
getPathListEnv(const QString & var) const288 QStringList QMakeGlobals::getPathListEnv(const QString &var) const
289 {
290 return splitPathList(getEnv(var));
291 }
292
expandEnvVars(const QString & str) const293 QString QMakeGlobals::expandEnvVars(const QString &str) const
294 {
295 QString string = str;
296 int startIndex = 0;
297 forever {
298 startIndex = string.indexOf(QLatin1Char('$'), startIndex);
299 if (startIndex < 0)
300 break;
301 if (string.length() < startIndex + 3)
302 break;
303 if (string.at(startIndex + 1) != QLatin1Char('(')) {
304 startIndex++;
305 continue;
306 }
307 int endIndex = string.indexOf(QLatin1Char(')'), startIndex + 2);
308 if (endIndex < 0)
309 break;
310 QString value = getEnv(string.mid(startIndex + 2, endIndex - startIndex - 2));
311 string.replace(startIndex, endIndex - startIndex + 1, value);
312 startIndex += value.length();
313 }
314 return string;
315 }
316
317 #ifndef QT_BUILD_QMAKE
318 #ifdef PROEVALUATOR_INIT_PROPS
initProperties()319 bool QMakeGlobals::initProperties()
320 {
321 QByteArray data;
322 #ifndef QT_BOOTSTRAPPED
323 QProcess proc;
324 proc.start(qmake_abslocation, QStringList() << QLatin1String("-query"));
325 if (!proc.waitForFinished())
326 return false;
327 data = proc.readAll();
328 #else
329 if (FILE *proc = QT_POPEN(QString(IoUtils::shellQuote(qmake_abslocation)
330 + QLatin1String(" -query")).toLocal8Bit(), QT_POPEN_READ)) {
331 char buff[1024];
332 while (!feof(proc))
333 data.append(buff, int(fread(buff, 1, 1023, proc)));
334 QT_PCLOSE(proc);
335 }
336 #endif
337 parseProperties(data, properties);
338 return true;
339 }
340 #endif
341
parseProperties(const QByteArray & data,QHash<ProKey,ProString> & properties)342 void QMakeGlobals::parseProperties(const QByteArray &data, QHash<ProKey, ProString> &properties)
343 {
344 const auto lines = data.split('\n');
345 for (QByteArray line : lines) {
346 int off = line.indexOf(':');
347 if (off < 0) // huh?
348 continue;
349 if (line.endsWith('\r'))
350 line.chop(1);
351 QString name = QString::fromLatin1(line.left(off));
352 ProString value = ProString(QDir::fromNativeSeparators(
353 QString::fromLocal8Bit(line.mid(off + 1))));
354 if (value.isNull())
355 value = ProString(""); // Make sure it is not null, to discern from missing keys
356 properties.insert(ProKey(name), value);
357 if (name.startsWith(QLatin1String("QT_"))) {
358 enum { PropPut, PropRaw, PropGet } variant;
359 if (name.contains(QLatin1Char('/'))) {
360 if (name.endsWith(QLatin1String("/raw")))
361 variant = PropRaw;
362 else if (name.endsWith(QLatin1String("/get")))
363 variant = PropGet;
364 else // Nothing falls back on /src or /dev.
365 continue;
366 name.chop(4);
367 } else {
368 variant = PropPut;
369 }
370 if (name.startsWith(QLatin1String("QT_INSTALL_"))) {
371 if (variant < PropRaw) {
372 if (name == QLatin1String("QT_INSTALL_PREFIX")
373 || name == QLatin1String("QT_INSTALL_DATA")
374 || name == QLatin1String("QT_INSTALL_LIBS")
375 || name == QLatin1String("QT_INSTALL_BINS")) {
376 // Qt4 fallback
377 QString hname = name;
378 hname.replace(3, 7, QLatin1String("HOST"));
379 properties.insert(ProKey(hname), value);
380 properties.insert(ProKey(hname + QLatin1String("/get")), value);
381 properties.insert(ProKey(hname + QLatin1String("/src")), value);
382 }
383 properties.insert(ProKey(name + QLatin1String("/raw")), value);
384 }
385 if (variant <= PropRaw)
386 properties.insert(ProKey(name + QLatin1String("/dev")), value);
387 } else if (!name.startsWith(QLatin1String("QT_HOST_"))) {
388 continue;
389 }
390 if (variant != PropRaw) {
391 if (variant < PropGet)
392 properties.insert(ProKey(name + QLatin1String("/get")), value);
393 properties.insert(ProKey(name + QLatin1String("/src")), value);
394 }
395 }
396 }
397 }
398 #endif // QT_BUILD_QMAKE
399
400 QT_END_NAMESPACE
401