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MinGW: Add a custom implementation for utime().

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There seems to be a problem with Microsoft's utime() implementation.
With this implementation we ensure that the files times written are UTC.

Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
This commit is contained in:
Johannes Sixt
2007-09-07 13:05:00 +02:00
parent f3370bd191
commit 8a7bc5f55c
1 changed files with 32 additions and 0 deletions
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32
test-chmtime.c
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@@ -3,6 +3,38 @@
static const char usage_str[] = "(+|=|=+|=-|-)<seconds> <file>...";
#ifdef __MINGW32__
static inline void time_t_to_filetime(time_t t, FILETIME *ft)
{
long long winTime = t * 10000000LL + 116444736000000000LL;
ft->dwLowDateTime = winTime;
ft->dwHighDateTime = winTime >> 32;
}
int git_utime (const char *file_name, const struct utimbuf *times)
{
FILETIME mft, aft;
int fh, rc;
/* must have write permission */
if ((fh = open(file_name, O_RDWR | O_BINARY)) < 0)
return -1;
time_t_to_filetime(times->modtime, &mft);
time_t_to_filetime(times->actime, &aft);
if (!SetFileTime(_get_osfhandle(fh), NULL, &aft, &mft)) {
errno = EINVAL;
rc = -1;
} else
rc = 0;
close(fh);
return rc;
}
int git_utime(const char *file_name, const struct utimbuf *times);
#define utime git_utime
#endif /* __MINGW32__ */
int main(int argc, const char *argv[])
{
int i;