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Moved removeFile() and getUniqueFilename() into FileUtilities.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7691 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
2003-08-07 21:28:50 +00:00
parent 57d708b122
commit 3d1b0c7331
8 changed files with 92 additions and 92 deletions
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37
lib/Support/SystemUtils.cpp
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@ -5,7 +5,7 @@
//
//===----------------------------------------------------------------------===//
#include "SystemUtils.h"
#include "Support/SystemUtils.h"
#include <algorithm>
#include <fstream>
#include <iostream>
@ -17,41 +17,6 @@
#include "Config/unistd.h"
#include "Config/errno.h"
/// removeFile - Delete the specified file
///
void removeFile(const std::string &Filename) {
std::remove(Filename.c_str());
}
/// getUniqueFilename - Return a filename with the specified prefix. If the
/// file does not exist yet, return it, otherwise add a suffix to make it
/// unique.
///
std::string getUniqueFilename(const std::string &FilenameBase) {
if (!std::ifstream(FilenameBase.c_str()))
return FilenameBase; // Couldn't open the file? Use it!
// Create a pattern for mkstemp...
char *FNBuffer = new char[FilenameBase.size()+8];
strcpy(FNBuffer, FilenameBase.c_str());
strcpy(FNBuffer+FilenameBase.size(), "-XXXXXX");
// Agree on a temporary file name to use....
int TempFD;
if ((TempFD = mkstemp(FNBuffer)) == -1) {
std::cerr << "bugpoint: ERROR: Cannot create temporary file in the current "
<< " directory!\n";
exit(1);
}
// We don't need to hold the temp file descriptor... we will trust that noone
// will overwrite/delete the file while we are working on it...
close(TempFD);
std::string Result(FNBuffer);
delete[] FNBuffer;
return Result;
}
/// isExecutableFile - This function returns true if the filename specified
/// exists and is executable.
///