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https://github.com/reactos/CMake.git
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81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmWriteFileCommand.h"
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#include <cmsys/FStream.hxx>
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#include <sys/types.h>
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// include sys/stat.h after sys/types.h
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#include <sys/stat.h>
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#include "cmMakefile.h"
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#include "cmSystemTools.h"
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class cmExecutionStatus;
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// cmLibraryCommand
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bool cmWriteFileCommand::InitialPass(std::vector<std::string> const& args,
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cmExecutionStatus&)
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{
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if (args.size() < 2) {
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this->SetError("called with incorrect number of arguments");
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return false;
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}
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std::string message;
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std::vector<std::string>::const_iterator i = args.begin();
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std::string fileName = *i;
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bool overwrite = true;
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i++;
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for (; i != args.end(); ++i) {
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if (*i == "APPEND") {
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overwrite = false;
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} else {
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message += *i;
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}
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}
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if (!this->Makefile->CanIWriteThisFile(fileName.c_str())) {
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std::string e =
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"attempted to write a file: " + fileName + " into a source directory.";
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this->SetError(e);
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cmSystemTools::SetFatalErrorOccured();
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return false;
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}
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std::string dir = cmSystemTools::GetFilenamePath(fileName);
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cmSystemTools::MakeDirectory(dir.c_str());
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mode_t mode = 0;
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// Set permissions to writable
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if (cmSystemTools::GetPermissions(fileName.c_str(), mode)) {
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cmSystemTools::SetPermissions(fileName.c_str(),
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#if defined(_MSC_VER) || defined(__MINGW32__)
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mode | S_IWRITE
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#else
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mode | S_IWUSR | S_IWGRP
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#endif
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);
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}
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// If GetPermissions fails, pretend like it is ok. File open will fail if
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// the file is not writable
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cmsys::ofstream file(fileName.c_str(),
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overwrite ? std::ios::out : std::ios::app);
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if (!file) {
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std::string error = "Internal CMake error when trying to open file: ";
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error += fileName;
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error += " for writing.";
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this->SetError(error);
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return false;
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}
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file << message << std::endl;
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file.close();
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if (mode) {
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cmSystemTools::SetPermissions(fileName.c_str(), mode);
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}
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return true;
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}
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