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Add a helper that either opens a file or stdin.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36835 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-05-06 04:41:59 +00:00
parent 9a22530696
commit e96eec0c69
1 changed files with 11 additions and 0 deletions
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11
include/llvm/Support/MemoryBuffer.h
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@@ -76,6 +76,17 @@ public:
/// getSTDIN - Read all of stdin into a file buffer, and return it. This /// getSTDIN - Read all of stdin into a file buffer, and return it. This
/// fails if stdin is empty. /// fails if stdin is empty.
static MemoryBuffer *getSTDIN(); 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 } // end namespace llvm