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Fix issues for latest GCC toolchain

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This commit is contained in:
Justine Tunney 2023-10-11 14:54:42 -07:00
parent 5cb9b2658c
commit 3b086af91b
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GPG key ID: BE714B4575D6E328
22 changed files with 148 additions and 166 deletions
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17
libc/calls/fstatat-nt.c
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@ -21,31 +21,40 @@
#include "libc/calls/struct/stat.h"
#include "libc/calls/struct/stat.internal.h"
#include "libc/calls/syscall_support-nt.internal.h"
#include "libc/errno.h"
#include "libc/nt/createfile.h"
#include "libc/nt/enum/accessmask.h"
#include "libc/nt/enum/creationdisposition.h"
#include "libc/nt/enum/fileflagandattributes.h"
#include "libc/nt/enum/filesharemode.h"
#include "libc/nt/errors.h"
#include "libc/nt/runtime.h"
#include "libc/sysv/consts/at.h"
textwindows int sys_fstatat_nt(int dirfd, const char *path, struct stat *st,
int flags) {
int rc;
int rc, e;
int64_t fh;
uint32_t dwDesiredAccess;
uint16_t path16[PATH_MAX];
if (__mkntpathat(dirfd, path, 0, path16) == -1) return -1;
BLOCK_SIGNALS;
e = errno;
dwDesiredAccess = kNtFileGenericRead;
TryAgain:
if ((fh = CreateFile(
path16, kNtFileGenericRead,
kNtFileShareRead | kNtFileShareWrite | kNtFileShareDelete, 0,
kNtOpenExisting,
path16, dwDesiredAccess, 0, 0, kNtOpenExisting,
kNtFileAttributeNormal | kNtFileFlagBackupSemantics |
((flags & AT_SYMLINK_NOFOLLOW) ? kNtFileFlagOpenReparsePoint
: 0),
0)) != -1) {
rc = st ? sys_fstat_nt(fh, st) : 0;
CloseHandle(fh);
} else if (dwDesiredAccess == kNtFileGenericRead &&
GetLastError() == kNtErrorSharingViolation) {
dwDesiredAccess = kNtFileReadAttributes;
errno = e;
goto TryAgain;
} else {
rc = __winerr();
}