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delete dead code.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209938 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-05-31 00:10:47 +00:00
parent c55e193cdd
commit c2fe96cad7
3 changed files with 0 additions and 64 deletions
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29
lib/Support/Unix/Path.inc
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@@ -653,35 +653,6 @@ error_code get_magic(const Twine &path, uint32_t len,
return error_code::success();
}
error_code map_file_pages(const Twine &path, off_t file_offset, size_t size,
bool map_writable, void *&result) {
SmallString<128> path_storage;
StringRef name = path.toNullTerminatedStringRef(path_storage);
int oflags = map_writable ? O_RDWR : O_RDONLY;
int ofd = ::open(name.begin(), oflags);
if ( ofd == -1 )
return error_code(errno, system_category());
AutoFD fd(ofd);
int flags = map_writable ? MAP_SHARED : MAP_PRIVATE;
int prot = map_writable ? (PROT_READ|PROT_WRITE) : PROT_READ;
#ifdef MAP_FILE
flags |= MAP_FILE;
#endif
result = ::mmap(nullptr, size, prot, flags, fd, file_offset);
if (result == MAP_FAILED) {
return error_code(errno, system_category());
}
return error_code::success();
}
error_code unmap_file_pages(void *base, size_t size) {
if ( ::munmap(base, size) == -1 )
return error_code(errno, system_category());
return error_code::success();
}
error_code openFileForRead(const Twine &Name, int &ResultFD) {
SmallString<128> Storage;
StringRef P = Name.toNullTerminatedStringRef(Storage);