[llvm] r178511 - unindent the file to follow coding standards, change class doc comment
Chris Lattner
sabre at nondot.org
Mon Apr 1 16:00:01 PDT 2013
Author: lattner
Date: Mon Apr 1 18:00:01 2013
New Revision: 178511
URL: http://llvm.org/viewvc/llvm-project?rev=178511&view=rev
Log:
unindent the file to follow coding standards, change class doc comment
to be correct. No functionality or behavior change.
Modified:
llvm/trunk/include/llvm/Support/FormattedStream.h
Modified: llvm/trunk/include/llvm/Support/FormattedStream.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/FormattedStream.h?rev=178511&r1=178510&r2=178511&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/FormattedStream.h (original)
+++ llvm/trunk/include/llvm/Support/FormattedStream.h Mon Apr 1 18:00:01 2013
@@ -17,125 +17,125 @@
#include "llvm/Support/raw_ostream.h"
-namespace llvm
-{
- /// formatted_raw_ostream - Formatted raw_fd_ostream to handle
- /// asm-specific constructs.
- ///
- class formatted_raw_ostream : public raw_ostream {
- public:
- /// DELETE_STREAM - Tell the destructor to delete the held stream.
- ///
- static const bool DELETE_STREAM = true;
-
- /// PRESERVE_STREAM - Tell the destructor to not delete the held
- /// stream.
- ///
- static const bool PRESERVE_STREAM = false;
-
- private:
- /// TheStream - The real stream we output to. We set it to be
- /// unbuffered, since we're already doing our own buffering.
- ///
- raw_ostream *TheStream;
-
- /// DeleteStream - Do we need to delete TheStream in the
- /// destructor?
- ///
- bool DeleteStream;
-
- /// ColumnScanned - The current output column of the data that's
- /// been flushed and the portion of the buffer that's been
- /// scanned. The column scheme is zero-based.
- ///
- unsigned ColumnScanned;
-
- /// Scanned - This points to one past the last character in the
- /// buffer we've scanned.
- ///
- const char *Scanned;
-
- virtual void write_impl(const char *Ptr, size_t Size) LLVM_OVERRIDE;
-
- /// current_pos - Return the current position within the stream,
- /// not counting the bytes currently in the buffer.
- virtual uint64_t current_pos() const LLVM_OVERRIDE {
- // Our current position in the stream is all the contents which have been
- // written to the underlying stream (*not* the current position of the
- // underlying stream).
- return TheStream->tell();
- }
-
- /// ComputeColumn - Examine the given output buffer and figure out which
- /// column we end up in after output.
- ///
- void ComputeColumn(const char *Ptr, size_t size);
-
- public:
- /// formatted_raw_ostream - Open the specified file for
- /// writing. If an error occurs, information about the error is
- /// put into ErrorInfo, and the stream should be immediately
- /// destroyed; the string will be empty if no error occurred.
- ///
- /// As a side effect, the given Stream is set to be Unbuffered.
- /// This is because formatted_raw_ostream does its own buffering,
- /// so it doesn't want another layer of buffering to be happening
- /// underneath it.
- ///
- formatted_raw_ostream(raw_ostream &Stream, bool Delete = false)
- : raw_ostream(), TheStream(0), DeleteStream(false), ColumnScanned(0) {
- setStream(Stream, Delete);
- }
- explicit formatted_raw_ostream()
- : raw_ostream(), TheStream(0), DeleteStream(false), ColumnScanned(0) {
- Scanned = 0;
- }
-
- ~formatted_raw_ostream() {
- flush();
- releaseStream();
- }
-
- void setStream(raw_ostream &Stream, bool Delete = false) {
- releaseStream();
-
- TheStream = &Stream;
- DeleteStream = Delete;
-
- // This formatted_raw_ostream inherits from raw_ostream, so it'll do its
- // own buffering, and it doesn't need or want TheStream to do another
- // layer of buffering underneath. Resize the buffer to what TheStream
- // had been using, and tell TheStream not to do its own buffering.
- if (size_t BufferSize = TheStream->GetBufferSize())
- SetBufferSize(BufferSize);
- else
- SetUnbuffered();
- TheStream->SetUnbuffered();
+namespace llvm {
+
+/// formatted_raw_ostream - A raw_ostream that wraps another one and keeps track
+/// of column position, allowing padding out to specific column boundaries.
+///
+class formatted_raw_ostream : public raw_ostream {
+public:
+ /// DELETE_STREAM - Tell the destructor to delete the held stream.
+ ///
+ static const bool DELETE_STREAM = true;
- Scanned = 0;
- }
+ /// PRESERVE_STREAM - Tell the destructor to not delete the held
+ /// stream.
+ ///
+ static const bool PRESERVE_STREAM = false;
+
+private:
+ /// TheStream - The real stream we output to. We set it to be
+ /// unbuffered, since we're already doing our own buffering.
+ ///
+ raw_ostream *TheStream;
- /// PadToColumn - Align the output to some column number. If the current
- /// column is already equal to or more than NewCol, PadToColumn inserts one
- /// space.
- ///
- /// \param NewCol - The column to move to.
- formatted_raw_ostream &PadToColumn(unsigned NewCol);
-
- private:
- void releaseStream() {
- // Delete the stream if needed. Otherwise, transfer the buffer
- // settings from this raw_ostream back to the underlying stream.
- if (!TheStream)
- return;
- if (DeleteStream)
- delete TheStream;
- else if (size_t BufferSize = GetBufferSize())
- TheStream->SetBufferSize(BufferSize);
- else
- TheStream->SetUnbuffered();
- }
- };
+ /// DeleteStream - Do we need to delete TheStream in the
+ /// destructor?
+ ///
+ bool DeleteStream;
+
+ /// ColumnScanned - The current output column of the data that's
+ /// been flushed and the portion of the buffer that's been
+ /// scanned. The column scheme is zero-based.
+ ///
+ unsigned ColumnScanned;
+
+ /// Scanned - This points to one past the last character in the
+ /// buffer we've scanned.
+ ///
+ const char *Scanned;
+
+ virtual void write_impl(const char *Ptr, size_t Size) LLVM_OVERRIDE;
+
+ /// current_pos - Return the current position within the stream,
+ /// not counting the bytes currently in the buffer.
+ virtual uint64_t current_pos() const LLVM_OVERRIDE {
+ // Our current position in the stream is all the contents which have been
+ // written to the underlying stream (*not* the current position of the
+ // underlying stream).
+ return TheStream->tell();
+ }
+
+ /// ComputeColumn - Examine the given output buffer and figure out which
+ /// column we end up in after output.
+ ///
+ void ComputeColumn(const char *Ptr, size_t size);
+
+public:
+ /// formatted_raw_ostream - Open the specified file for
+ /// writing. If an error occurs, information about the error is
+ /// put into ErrorInfo, and the stream should be immediately
+ /// destroyed; the string will be empty if no error occurred.
+ ///
+ /// As a side effect, the given Stream is set to be Unbuffered.
+ /// This is because formatted_raw_ostream does its own buffering,
+ /// so it doesn't want another layer of buffering to be happening
+ /// underneath it.
+ ///
+ formatted_raw_ostream(raw_ostream &Stream, bool Delete = false)
+ : raw_ostream(), TheStream(0), DeleteStream(false), ColumnScanned(0) {
+ setStream(Stream, Delete);
+ }
+ explicit formatted_raw_ostream()
+ : raw_ostream(), TheStream(0), DeleteStream(false), ColumnScanned(0) {
+ Scanned = 0;
+ }
+
+ ~formatted_raw_ostream() {
+ flush();
+ releaseStream();
+ }
+
+ void setStream(raw_ostream &Stream, bool Delete = false) {
+ releaseStream();
+
+ TheStream = &Stream;
+ DeleteStream = Delete;
+
+ // This formatted_raw_ostream inherits from raw_ostream, so it'll do its
+ // own buffering, and it doesn't need or want TheStream to do another
+ // layer of buffering underneath. Resize the buffer to what TheStream
+ // had been using, and tell TheStream not to do its own buffering.
+ if (size_t BufferSize = TheStream->GetBufferSize())
+ SetBufferSize(BufferSize);
+ else
+ SetUnbuffered();
+ TheStream->SetUnbuffered();
+
+ Scanned = 0;
+ }
+
+ /// PadToColumn - Align the output to some column number. If the current
+ /// column is already equal to or more than NewCol, PadToColumn inserts one
+ /// space.
+ ///
+ /// \param NewCol - The column to move to.
+ formatted_raw_ostream &PadToColumn(unsigned NewCol);
+
+private:
+ void releaseStream() {
+ // Delete the stream if needed. Otherwise, transfer the buffer
+ // settings from this raw_ostream back to the underlying stream.
+ if (!TheStream)
+ return;
+ if (DeleteStream)
+ delete TheStream;
+ else if (size_t BufferSize = GetBufferSize())
+ TheStream->SetBufferSize(BufferSize);
+ else
+ TheStream->SetUnbuffered();
+ }
+};
/// fouts() - This returns a reference to a formatted_raw_ostream for
/// standard output. Use it like: fouts() << "foo" << "bar";
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