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For PR351:

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Remove unix specific code (use of errno and read) from the reader.
Thanks to Jeff Cohen for pointing this out.

llvm-svn: 19081
This commit is contained in:
Reid Spencer 2004-12-21 07:51:33 +00:00
parent ef5940c5de
commit 44d96443fe
1 changed files with 7 additions and 10 deletions
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17
lib/Bytecode/Reader/ReaderWrappers.cpp
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@ -20,6 +20,7 @@
#include "llvm/ADT/StringExtras.h"
#include "llvm/System/MappedFile.h"
#include <cerrno>
#include <iostream>
using namespace llvm;
//===----------------------------------------------------------------------===//
@ -41,10 +42,6 @@ namespace {
};
}
static std::string ErrnoMessage (int savedErrNum, std::string descr) {
return ::strerror(savedErrNum) + std::string(", while trying to ") + descr;
}
BytecodeFileReader::BytecodeFileReader(const std::string &Filename,
llvm::BytecodeHandler* H )
: BytecodeReader(H)
@ -133,14 +130,14 @@ namespace {
BytecodeStdinReader::BytecodeStdinReader( BytecodeHandler* H )
: BytecodeReader(H)
{
int BlockSize;
unsigned char Buffer[4096*4];
char Buffer[4096*4];
// Read in all of the data from stdin, we cannot mmap stdin...
while ((BlockSize = ::read(0 /*stdin*/, Buffer, 4096*4))) {
if (BlockSize == -1)
throw ErrnoMessage(errno, "read from standard input");
while (std::cin.good()) {
std::cin.read(Buffer, 4096*4);
int BlockSize = std::cin.gcount();
if (0 >= BlockSize)
break;
FileData.insert(FileData.end(), Buffer, Buffer+BlockSize);
}