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Clear raw_fd_ostream error string on success and explain behavior in
documentation. Add C++ header marker. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57923 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1,4 +1,4 @@
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//===--- raw_ostream.h - Raw output stream --------------------------------===//
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//===--- raw_ostream.h - Raw output stream ----------------------*- C++ -*-===//
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//
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//
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// The LLVM Compiler Infrastructure
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// The LLVM Compiler Infrastructure
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//
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//
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@ -152,9 +152,10 @@ class raw_fd_ostream : public raw_ostream {
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int FD;
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int FD;
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bool ShouldClose;
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bool ShouldClose;
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public:
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public:
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/// raw_fd_ostream - Open the specified file for writing. If an error occurs,
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/// raw_fd_ostream - Open the specified file for writing. If an
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/// information about the error is put into ErrorInfo, and the stream should
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/// error occurs, information about the error is put into ErrorInfo,
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/// be immediately destroyed.
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/// and the stream should be immediately destroyed; the string will
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/// be empty if no error occurred.
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raw_fd_ostream(const char *Filename, std::string &ErrorInfo);
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raw_fd_ostream(const char *Filename, std::string &ErrorInfo);
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/// raw_fd_ostream ctor - FD is the file descriptor that this writes to. If
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/// raw_fd_ostream ctor - FD is the file descriptor that this writes to. If
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@ -196,10 +196,13 @@ void format_object_base::home() {
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// raw_fd_ostream
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// raw_fd_ostream
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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/// raw_fd_ostream - Open the specified file for writing. If an error occurs,
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/// raw_fd_ostream - Open the specified file for writing. If an error
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/// information about the error is put into ErrorInfo, and the stream should
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/// occurs, information about the error is put into ErrorInfo, and the
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/// be immediately destroyed.
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/// stream should be immediately destroyed; the string will be empty
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/// if no error occurred.
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raw_fd_ostream::raw_fd_ostream(const char *Filename, std::string &ErrorInfo) {
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raw_fd_ostream::raw_fd_ostream(const char *Filename, std::string &ErrorInfo) {
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ErrorInfo.clear();
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// Handle "-" as stdout.
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// Handle "-" as stdout.
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if (Filename[0] == '-' && Filename[1] == 0) {
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if (Filename[0] == '-' && Filename[1] == 0) {
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FD = STDOUT_FILENO;
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FD = STDOUT_FILENO;
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