6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-02-19 06:31:18 +00:00
Code Issues Projects Releases Wiki Activity

Use setStream infomatted_raw_ostream's constructor, to reduce code

Browse Source 
duplication. Also, make setStream honor the old DeleteStream flag.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76075 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-07-16 15:37:26 +00:00
parent 3724b48258
commit 6d53f55291
1 changed files with 9 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
include/llvm/Support/FormattedStream.h
View File

@ -77,15 +77,8 @@ namespace llvm
/// underneath it. /// underneath it.
/// ///
formatted_raw_ostream(raw_ostream &Stream, bool Delete = false) formatted_raw_ostream(raw_ostream &Stream, bool Delete = false)
: raw_ostream(), TheStream(&Stream), DeleteStream(Delete), Column(0) { : raw_ostream(), TheStream(0), DeleteStream(false), Column(0) {
// This formatted_raw_ostream inherits from raw_ostream, so it'll do its setStream(Stream, Delete);
// 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.
TheStream->flush();
if (size_t BufferSize = TheStream->GetNumBytesInBuffer())
SetBufferSize(BufferSize);
TheStream->SetUnbuffered();
} }
explicit formatted_raw_ostream() explicit formatted_raw_ostream()
: raw_ostream(), TheStream(0), DeleteStream(false), Column(0) {} : raw_ostream(), TheStream(0), DeleteStream(false), Column(0) {}
@ -96,10 +89,16 @@ namespace llvm
} }
void setStream(raw_ostream &Stream, bool Delete = false) { void setStream(raw_ostream &Stream, bool Delete = false) {
if (DeleteStream)
delete TheStream;
TheStream = &Stream; TheStream = &Stream;
DeleteStream = Delete; DeleteStream = Delete;
// Avoid double-buffering, as above. // 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.
TheStream->flush(); TheStream->flush();
if (size_t BufferSize = TheStream->GetNumBytesInBuffer()) if (size_t BufferSize = TheStream->GetNumBytesInBuffer())
SetBufferSize(BufferSize); SetBufferSize(BufferSize);