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Remove sys::CopyFile.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183831 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -592,12 +592,6 @@ namespace sys {
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/// @}
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};
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/// This function can be used to copy the file specified by Src to the
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/// file specified by Dest. If an error occurs, Dest is removed.
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/// @returns true if an error occurs, false otherwise
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/// @brief Copy one file to another.
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bool CopyFile(const Path& Dest, const Path& Src, std::string* ErrMsg);
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/// This is the OS-specific path separator: a colon on Unix or a semicolon
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/// on Windows.
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extern const char PathSeparator;
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@ -666,53 +666,6 @@ Path::setStatusInfoOnDisk(const FileStatus &si, std::string *ErrStr) const {
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return false;
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}
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bool
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sys::CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg){
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int inFile = -1;
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int outFile = -1;
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inFile = ::open(Src.c_str(), O_RDONLY);
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if (inFile == -1)
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return MakeErrMsg(ErrMsg, Src.str() +
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": can't open source file to copy");
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outFile = ::open(Dest.c_str(), O_WRONLY|O_CREAT, 0666);
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if (outFile == -1) {
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::close(inFile);
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return MakeErrMsg(ErrMsg, Dest.str() +
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": can't create destination file for copy");
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}
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char Buffer[16*1024];
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while (ssize_t Amt = ::read(inFile, Buffer, 16*1024)) {
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if (Amt == -1) {
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if (errno != EINTR && errno != EAGAIN) {
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::close(inFile);
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::close(outFile);
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return MakeErrMsg(ErrMsg, Src.str()+": can't read source file");
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}
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} else {
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char *BufPtr = Buffer;
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while (Amt) {
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ssize_t AmtWritten = ::write(outFile, BufPtr, Amt);
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if (AmtWritten == -1) {
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if (errno != EINTR && errno != EAGAIN) {
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::close(inFile);
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::close(outFile);
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return MakeErrMsg(ErrMsg, Dest.str() +
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": can't write destination file");
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}
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} else {
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Amt -= AmtWritten;
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BufPtr += AmtWritten;
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}
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}
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}
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}
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::close(inFile);
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::close(outFile);
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return false;
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}
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bool
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Path::makeUnique(bool reuse_current, std::string* ErrMsg) {
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bool Exists;
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@ -21,7 +21,6 @@
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#include <malloc.h>
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// We need to undo a macro defined in Windows.h, otherwise we won't compile:
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#undef CopyFile
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#undef GetCurrentDirectory
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// Windows happily accepts either forward or backward slashes, though any path
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@ -730,16 +729,6 @@ Path::setStatusInfoOnDisk(const FileStatus &si, std::string *ErrMsg) const {
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return false;
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}
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bool
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CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg) {
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// Can't use CopyFile macro defined in Windows.h because it would mess up the
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// above line. We use the expansion it would have in a non-UNICODE build.
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if (!::CopyFileA(Src.c_str(), Dest.c_str(), false))
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return MakeErrMsg(ErrMsg, "Can't copy '" + Src.str() +
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"' to '" + Dest.str() + "': ");
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return false;
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}
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bool
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Path::makeUnique(bool reuse_current, std::string* ErrMsg) {
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bool Exists;
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