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fixed issue where file::set_size would update the file modification date even when the size was not changed (fixes #105)

This commit is contained in:
Arvid Norberg 2007-08-11 15:22:06 +00:00
parent e802a74ecb
commit a4ad8a6442
1 changed files with 11 additions and 5 deletions
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16
src/file.cpp
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@ -248,11 +248,17 @@ namespace libtorrent
void set_size(size_type s)
{
size_type pos = tell();
seek(s - 1);
char dummy = 0;
read(&dummy, 1);
seek(s - 1);
write(&dummy, 1);
// Only set size if current file size not equals s.
// 2 as "m" argument is to be sure seek() sets SEEK_END on
// all compilers.
if(s != seek(0, 2))
{
seek(s - 1);
char dummy = 0;
read(&dummy, 1);
seek(s - 1);
write(&dummy, 1);
}
seek(pos);
}