From e96eec0c6966473ed8f71ecf4d2dd37daec29d36 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 6 May 2007 04:41:59 +0000 Subject: [PATCH] Add a helper that either opens a file or stdin. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36835 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Support/MemoryBuffer.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/llvm/Support/MemoryBuffer.h b/include/llvm/Support/MemoryBuffer.h index e4635d0e7ab..80672165f7f 100644 --- a/include/llvm/Support/MemoryBuffer.h +++ b/include/llvm/Support/MemoryBuffer.h @@ -76,6 +76,17 @@ public: /// getSTDIN - Read all of stdin into a file buffer, and return it. This /// fails if stdin is empty. static MemoryBuffer *getSTDIN(); + + + /// getFileOrSTDIN - Open the specified file as a MemoryBuffer, or open stdin + /// if the Filename is "-". + static MemoryBuffer *getFileOrSTDIN(const char *FilenameStart,unsigned FnSize, + int64_t FileSize = -1) { + if (FnSize == 1 && FilenameStart[0] == '-') + return getSTDIN(); + return getFile(FilenameStart, FnSize, FileSize); + } + }; } // end namespace llvm