cpp/openttd-patchpack/source Changeset - r4245:43149655dc59

Changeset - r4245:43149655dc59

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Darkvater - 18 years ago 2006-08-10 09:10:41
darkvater@openttd.org

(svn r5831) - Fix (r5765): regression regarding windows filetimes. st->st_mtime's type time_t is only 64bit on windows64, so we need to convert it.

1 file changed with 8 insertions and 1 deletions:

win32.c

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win32.c

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@@ @@ -719,11 +719,18 @@ void FiosGetDrives(void) @@
 bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb)
+{
 	// hectonanoseconds between Windows and POSIX epoch
 	static const int64 posix_epoch_hns = 0x019DB1DED53E8000;
 	const WIN32_FIND_DATA *fd = &ent->dir->fd;
 	if (fd->dwFileAttributes & (FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM)) return false;
 	sb->st_size  = ((uint64) fd->nFileSizeHigh << 32) + fd->nFileSizeLow;
 	sb->st_mtime = *(uint64*)&fd->ftLastWriteTime;
 	/* UTC FILETIME to seconds-since-1970 UTC
 	 * we just have to subtract POSIX epoch and scale down to units of seconds.
 	 * http://www.gamedev.net/community/forums/topic.asp?topic_id=294070&whichpage=1&#1860504
 	 * XXX - not entirely correct, since filetimes on FAT aren't UTC but local,
 	 * this won't entirely be correct, but we use the time only for comparsion. */
 	sb->st_mtime = (time_t)((*(uint64*)&fd->ftLastWriteTime - posix_epoch_hns) / 1E7);
 	sb->st_mode  = (fd->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)? S_IFDIR : S_IFREG;
 	return true;

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