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authorDaniel Wilhelm <daniel@wili.li>2014-04-18 17:15:16 +0200
committerDaniel Wilhelm <daniel@wili.li>2014-04-18 17:15:16 +0200
commitbd6336c629841c6db3a6ca53a936d629d34db53b (patch)
tree3721ef997864108df175ce677a8a7d4342a6f1d2 /library/cmp_filetime.h
parent4.0 (diff)
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4.1
Diffstat (limited to 'library/cmp_filetime.h')
-rw-r--r--library/cmp_filetime.h64
1 files changed, 0 insertions, 64 deletions
diff --git a/library/cmp_filetime.h b/library/cmp_filetime.h
deleted file mode 100644
index 24b331c6..00000000
--- a/library/cmp_filetime.h
+++ /dev/null
@@ -1,64 +0,0 @@
-#ifndef CMP_FILETIME_H_INCLUDED
-#define CMP_FILETIME_H_INCLUDED
-
-#include <wx/stopwatch.h>
-#include "../shared/int64.h"
-
-namespace zen
-{
-//---------------------------------------------------------------------------------------------------------------
-inline
-bool sameFileTime(const Int64& a, const Int64& b, size_t tolerance)
-{
- if (a < b)
- return b <= a + static_cast<int>(tolerance);
- else
- return a <= b + static_cast<int>(tolerance);
-}
-//---------------------------------------------------------------------------------------------------------------
-
-class CmpFileTime
-{
-public:
- CmpFileTime(size_t tolerance) : tolerance_(tolerance) {}
-
- enum Result
- {
- TIME_EQUAL,
- TIME_LEFT_NEWER,
- TIME_RIGHT_NEWER,
- TIME_LEFT_INVALID,
- TIME_RIGHT_INVALID
- };
-
- Result getResult(const Int64& lhs, const Int64& rhs) const
- {
- if (lhs == rhs)
- return TIME_EQUAL;
-
- //number of seconds since Jan 1st 1970 + 1 year (needn't be too precise)
- static const long oneYearFromNow = wxGetUTCTime() + 365 * 24 * 3600; //static in header: not a big deal in this case!
-
- //check for erroneous dates (but only if dates are not (EXACTLY) the same)
- if (lhs < 0 || lhs > oneYearFromNow) //earlier than Jan 1st 1970 or more than one year in future
- return TIME_LEFT_INVALID;
-
- if (rhs < 0 || rhs > oneYearFromNow)
- return TIME_RIGHT_INVALID;
-
- if (sameFileTime(lhs, rhs, tolerance_)) //last write time may differ by up to 2 seconds (NTFS vs FAT32)
- return TIME_EQUAL;
-
- //regular time comparison
- if (lhs < rhs)
- return TIME_RIGHT_NEWER;
- else
- return TIME_LEFT_NEWER;
- }
-
-private:
- const size_t tolerance_;
-};
-}
-
-#endif // CMP_FILETIME_H_INCLUDED
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