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ed98209ddc
Run the `clang-format.bash` script to update our C and C++ code to a new include order `.clang-format`. Use `clang-format` version 6.0.
83 lines
2.2 KiB
C++
83 lines
2.2 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 "cm_sys_stat.h"
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#include "cmExecutionStatus.h"
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#include "cmMakefile.h"
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#include "cmStringAlgorithms.h"
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#include "cmSystemTools.h"
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// cmLibraryCommand
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bool cmWriteFileCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() < 2) {
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status.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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auto i = args.begin();
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std::string const& 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 (!status.GetMakefile().CanIWriteThisFile(fileName)) {
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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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status.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);
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mode_t mode = 0;
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bool writable = false;
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// Set permissions to writable
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if (cmSystemTools::GetPermissions(fileName.c_str(), mode)) {
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#if defined(_MSC_VER) || defined(__MINGW32__)
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writable = (mode & S_IWRITE) != 0;
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mode_t newMode = mode | S_IWRITE;
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#else
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writable = mode & S_IWUSR;
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mode_t newMode = mode | S_IWUSR | S_IWGRP;
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#endif
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if (!writable) {
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cmSystemTools::SetPermissions(fileName.c_str(), newMode);
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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 =
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cmStrCat("Internal CMake error when trying to open file: ", fileName,
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" for writing.");
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status.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 && !writable) {
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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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