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Fix the MS-Windows build broken by recent errno changes

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* src/fileio.c (file_directory_p): If the file exists, but is
not a directory, set errno to ENOTDIR, like the Posix branch
does; openp expects that.
This commit is contained in:
Eli Zaretskii 2019-09-18 15:14:15 +03:00
parent 735940f455
commit 7ff2eef926
1 changed files with 4 additions and 1 deletions
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5
src/fileio.c
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@ -2961,7 +2961,10 @@ file_directory_p (Lisp_Object file)
{
#ifdef DOS_NT
/* This is cheaper than 'stat'. */
return faccessat (AT_FDCWD, SSDATA (file), D_OK, AT_EACCESS) == 0;
bool retval = faccessat (AT_FDCWD, SSDATA (file), D_OK, AT_EACCESS) == 0;
if (!retval && errno == EACCES)
errno = ENOTDIR; /* like the non-DOS_NT branch below does */
return retval;
#else
# ifdef O_PATH
/* Use O_PATH if available, as it avoids races and EOVERFLOW issues. */