qt6windows7/qmake/generators/win32/mingw_make.cpp
2023-10-29 23:33:08 +01:00

327 lines
13 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "mingw_make.h"
#include "option.h"
#include <proitems.h>
#include <qregularexpression.h>
#include <qdir.h>
#include <stdlib.h>
#include <time.h>
QT_BEGIN_NAMESPACE
QString MingwMakefileGenerator::escapeDependencyPath(const QString &path) const
{
QString ret = path;
ret.replace('\\', "/"); // ### this shouldn't be here
return MakefileGenerator::escapeDependencyPath(ret);
}
ProString MingwMakefileGenerator::fixLibFlag(const ProString &lib)
{
if (lib.startsWith("-l")) // Fallback for unresolved -l libs.
return QLatin1String("-l") + escapeFilePath(lib.mid(2));
if (lib.startsWith("-L")) // Lib search path. Needed only by -l above.
return QLatin1String("-L")
+ escapeFilePath(Option::fixPathToTargetOS(lib.mid(2).toQString(), false));
if (lib.startsWith("lib")) // Fallback for unresolved MSVC-style libs.
return QLatin1String("-l") + escapeFilePath(lib.mid(3).toQString());
return escapeFilePath(Option::fixPathToTargetOS(lib.toQString(), false));
}
MakefileGenerator::LibFlagType
MingwMakefileGenerator::parseLibFlag(const ProString &flag, ProString *arg)
{
// Skip MSVC handling from Win32MakefileGenerator
return MakefileGenerator::parseLibFlag(flag, arg);
}
bool MingwMakefileGenerator::processPrlFileBase(QString &origFile, QStringView origName,
QStringView fixedBase, int slashOff)
{
if (origName.startsWith(u"lib")) {
QString newFixedBase = fixedBase.left(slashOff) + fixedBase.mid(slashOff + 3);
if (Win32MakefileGenerator::processPrlFileBase(origFile, origName,
QStringView(newFixedBase), slashOff)) {
return true;
}
}
return Win32MakefileGenerator::processPrlFileBase(origFile, origName, fixedBase, slashOff);
}
bool MingwMakefileGenerator::writeMakefile(QTextStream &t)
{
writeHeader(t);
if (writeDummyMakefile(t))
return true;
if(project->first("TEMPLATE") == "app" ||
project->first("TEMPLATE") == "lib" ||
project->first("TEMPLATE") == "aux") {
if(project->isActiveConfig("create_pc") && project->first("TEMPLATE") == "lib")
writePkgConfigFile();
writeMingwParts(t);
return MakefileGenerator::writeMakefile(t);
}
else if(project->first("TEMPLATE") == "subdirs") {
writeSubDirs(t);
return true;
}
return false;
}
QString MingwMakefileGenerator::installRoot() const
{
/*
We include a magic prefix on the path to bypass mingw-make's "helpful"
intervention in the environment, recognising variables that look like
paths and adding the msys system root as prefix, which we don't want.
Once this hack has smuggled INSTALL_ROOT into make's variable space, we
can trivially strip the magic prefix back off to get the path we meant.
*/
return QStringLiteral("$(INSTALL_ROOT:@msyshack@%=%)");
}
void MingwMakefileGenerator::writeMingwParts(QTextStream &t)
{
writeStandardParts(t);
if (!preCompHeaderOut.isEmpty()) {
QString header = project->first("PRECOMPILED_HEADER").toQString();
QString cHeader = preCompHeaderOut + Option::dir_sep + "c";
t << escapeDependencyPath(cHeader) << ": " << escapeDependencyPath(header) << " "
<< finalizeDependencyPaths(findDependencies(header)).join(" \\\n\t\t")
<< "\n\t" << mkdir_p_asstring(preCompHeaderOut)
<< "\n\t$(CC) -x c-header -c $(CFLAGS) $(INCPATH) -o " << escapeFilePath(cHeader)
<< ' ' << escapeFilePath(header) << Qt::endl << Qt::endl;
QString cppHeader = preCompHeaderOut + Option::dir_sep + "c++";
t << escapeDependencyPath(cppHeader) << ": " << escapeDependencyPath(header) << " "
<< finalizeDependencyPaths(findDependencies(header)).join(" \\\n\t\t")
<< "\n\t" << mkdir_p_asstring(preCompHeaderOut)
<< "\n\t$(CXX) -x c++-header -c $(CXXFLAGS) $(INCPATH) -o " << escapeFilePath(cppHeader)
<< ' ' << escapeFilePath(header) << Qt::endl << Qt::endl;
}
}
void MingwMakefileGenerator::init()
{
/* this should probably not be here, but I'm using it to wrap the .t files */
if(project->first("TEMPLATE") == "app")
project->values("QMAKE_APP_FLAG").append("1");
else if(project->first("TEMPLATE") == "lib")
project->values("QMAKE_LIB_FLAG").append("1");
else if(project->first("TEMPLATE") == "subdirs") {
MakefileGenerator::init();
if(project->values("MAKEFILE").isEmpty())
project->values("MAKEFILE").append("Makefile");
return;
}
processVars();
project->values("LIBS") += project->values("RES_FILE");
if (project->isActiveConfig("dll")) {
QString destDir = "";
if(!project->first("DESTDIR").isEmpty())
destDir = Option::fixPathToTargetOS(project->first("DESTDIR") + Option::dir_sep, false, false);
project->values("MINGW_IMPORT_LIB").prepend(destDir + project->first("LIB_TARGET"));
project->values("QMAKE_LFLAGS").append(QString("-Wl,--out-implib,") + fileVar("MINGW_IMPORT_LIB"));
}
if (!project->values("DEF_FILE").isEmpty()) {
QString defFileName = fileFixify(project->first("DEF_FILE").toQString());
project->values("QMAKE_LFLAGS").append(QString("-Wl,") + escapeFilePath(defFileName));
}
if (project->isActiveConfig("staticlib") && project->first("TEMPLATE") == "lib")
project->values("QMAKE_LFLAGS").append("-static");
MakefileGenerator::init();
// precomp
if (!project->first("PRECOMPILED_HEADER").isEmpty()
&& project->isActiveConfig("precompile_header")) {
QString preCompHeader = var("PRECOMPILED_DIR")
+ QFileInfo(project->first("PRECOMPILED_HEADER").toQString()).fileName();
preCompHeaderOut = preCompHeader + ".gch";
project->values("QMAKE_CLEAN").append(preCompHeaderOut + Option::dir_sep + "c");
project->values("QMAKE_CLEAN").append(preCompHeaderOut + Option::dir_sep + "c++");
preCompHeader = escapeFilePath(preCompHeader);
project->values("QMAKE_RUN_CC").clear();
project->values("QMAKE_RUN_CC").append("$(CC) -c -include " + preCompHeader +
" $(CFLAGS) $(INCPATH) " + var("QMAKE_CC_O_FLAG") + "$obj $src");
project->values("QMAKE_RUN_CC_IMP").clear();
project->values("QMAKE_RUN_CC_IMP").append("$(CC) -c -include " + preCompHeader +
" $(CFLAGS) $(INCPATH) " + var("QMAKE_CC_O_FLAG") + "$@ $<");
project->values("QMAKE_RUN_CXX").clear();
project->values("QMAKE_RUN_CXX").append("$(CXX) -c -include " + preCompHeader +
" $(CXXFLAGS) $(INCPATH) " + var("QMAKE_CC_O_FLAG") + "$obj $src");
project->values("QMAKE_RUN_CXX_IMP").clear();
project->values("QMAKE_RUN_CXX_IMP").append("$(CXX) -c -include " + preCompHeader +
" $(CXXFLAGS) $(INCPATH) " + var("QMAKE_CC_O_FLAG") + "$@ $<");
}
if(project->isActiveConfig("dll")) {
project->values("QMAKE_DISTCLEAN").append(project->first("MINGW_IMPORT_LIB"));
}
}
void MingwMakefileGenerator::writeIncPart(QTextStream &t)
{
t << "INCPATH = ";
const ProStringList &incs = project->values("INCLUDEPATH");
QFile responseFile;
QTextStream responseStream;
QChar sep(' ');
int totalLength = std::accumulate(incs.constBegin(), incs.constEnd(), 0,
[](int total, const ProString &inc) {
return total + inc.size() + 2;
});
if (totalLength > project->intValue("QMAKE_RESPONSEFILE_THRESHOLD", 8000)) {
const QString fileName = createResponseFile("incpath", incs, "-I");
if (!fileName.isEmpty()) {
t << '@' + fileName;
t << Qt::endl;
return;
}
}
for (const ProString &incit: std::as_const(incs)) {
QString inc = incit.toQString();
inc.replace(QRegularExpression("\\\\$"), "");
inc.replace('\\', '/');
t << "-I" << escapeFilePath(inc) << sep;
}
t << Qt::endl;
}
void MingwMakefileGenerator::writeLibsPart(QTextStream &t)
{
if(project->isActiveConfig("staticlib") && project->first("TEMPLATE") == "lib") {
t << "LIB = " << var("QMAKE_LIB") << Qt::endl;
} else {
t << "LINKER = " << var("QMAKE_LINK") << Qt::endl;
t << "LFLAGS = " << var("QMAKE_LFLAGS") << Qt::endl;
t << "LIBS = "
<< fixLibFlags("LIBS").join(' ') << ' '
<< fixLibFlags("LIBS_PRIVATE").join(' ') << ' '
<< fixLibFlags("QMAKE_LIBS").join(' ') << ' '
<< fixLibFlags("QMAKE_LIBS_PRIVATE").join(' ') << Qt::endl;
}
}
void MingwMakefileGenerator::writeObjectsPart(QTextStream &t)
{
linkerResponseFile = maybeCreateLinkerResponseFile();
if (!linkerResponseFile.isValid()) {
objectsLinkLine = "$(OBJECTS)";
} else if (project->isActiveConfig("staticlib") && project->first("TEMPLATE") == "lib") {
// QMAKE_LIB is used for win32, including mingw, whereas QMAKE_AR is used on Unix.
QString ar_cmd = var("QMAKE_LIB");
if (ar_cmd.isEmpty())
ar_cmd = "ar -rc";
objectsLinkLine = ar_cmd + ' ' + var("DEST_TARGET") + " @"
+ escapeFilePath(linkerResponseFile.filePath);
} else {
objectsLinkLine = "@" + escapeFilePath(linkerResponseFile.filePath);
}
Win32MakefileGenerator::writeObjectsPart(t);
}
void MingwMakefileGenerator::writeBuildRulesPart(QTextStream &t)
{
t << "first: all\n";
t << "all: " << escapeDependencyPath(fileFixify(Option::output.fileName()))
<< ' ' << depVar("ALL_DEPS") << ' ' << depVar("DEST_TARGET") << "\n\n";
t << depVar("DEST_TARGET") << ": "
<< depVar("PRE_TARGETDEPS") << " $(OBJECTS) " << depVar("POST_TARGETDEPS");
if (project->first("TEMPLATE") == "aux") {
t << "\n\n";
return;
}
if(!project->isEmpty("QMAKE_PRE_LINK"))
t << "\n\t" <<var("QMAKE_PRE_LINK");
if(project->isActiveConfig("staticlib") && project->first("TEMPLATE") == "lib") {
t << "\n\t-$(DEL_FILE) $(DESTDIR_TARGET) 2>" << var("QMAKE_SHELL_NULL_DEVICE");
const ProString &objmax = project->first("QMAKE_LINK_OBJECT_MAX");
if (objmax.isEmpty() || project->values("OBJECTS").size() < objmax.toInt()) {
t << "\n\t$(LIB) $(DESTDIR_TARGET) " << objectsLinkLine << " " ;
} else {
t << "\n\t" << objectsLinkLine << " " ;
}
} else {
t << "\n\t$(LINKER) $(LFLAGS) " << var("QMAKE_LINK_O_FLAG") << "$(DESTDIR_TARGET) "
<< objectsLinkLine;
if (!linkerResponseFile.isValid() || linkerResponseFile.onlyObjects)
t << " $(LIBS)";
}
if(!project->isEmpty("QMAKE_POST_LINK"))
t << "\n\t" <<var("QMAKE_POST_LINK");
t << Qt::endl;
}
void MingwMakefileGenerator::writeRcFilePart(QTextStream &t)
{
const QString rc_file = fileFixify(project->first("RC_FILE").toQString());
ProStringList rcIncPaths = project->values("RC_INCLUDEPATH");
rcIncPaths.prepend(fileInfo(rc_file).path());
QString incPathStr;
for (int i = 0; i < rcIncPaths.size(); ++i) {
const ProString &path = rcIncPaths.at(i);
if (path.isEmpty())
continue;
incPathStr += QStringLiteral(" --include-dir=");
if (path != "." && QDir::isRelativePath(path.toQString()))
incPathStr += "./";
incPathStr += escapeFilePath(path);
}
if (!rc_file.isEmpty()) {
ProString defines = varGlue("RC_DEFINES", " -D", " -D", "");
if (defines.isEmpty())
defines = ProString(" $(DEFINES)");
addSourceFile(rc_file, QMakeSourceFileInfo::SEEK_DEPS);
const QStringList rcDeps = QStringList(rc_file) << dependencies(rc_file);
t << escapeDependencyPath(var("RES_FILE")) << ": "
<< escapeDependencyPaths(rcDeps).join(' ') << "\n\t"
<< var("QMAKE_RC") << " -i " << escapeFilePath(rc_file) << " -o " << fileVar("RES_FILE")
<< incPathStr << defines << "\n\n";
}
}
QStringList &MingwMakefileGenerator::findDependencies(const QString &file)
{
QStringList &aList = MakefileGenerator::findDependencies(file);
if (preCompHeaderOut.isEmpty())
return aList;
for (QStringList::Iterator it = Option::c_ext.begin(); it != Option::c_ext.end(); ++it) {
if (file.endsWith(*it)) {
QString cHeader = preCompHeaderOut + Option::dir_sep + "c";
if (!aList.contains(cHeader))
aList += cHeader;
break;
}
}
for (QStringList::Iterator it = Option::cpp_ext.begin(); it != Option::cpp_ext.end(); ++it) {
if (file.endsWith(*it)) {
QString cppHeader = preCompHeaderOut + Option::dir_sep + "c++";
if (!aList.contains(cppHeader))
aList += cppHeader;
break;
}
}
return aList;
}
QT_END_NAMESPACE