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-rw-r--r--erts/emulator/drivers/win32/win_efile.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c
index f5011d11a5..f2b0c8a843 100644
--- a/erts/emulator/drivers/win32/win_efile.c
+++ b/erts/emulator/drivers/win32/win_efile.c
@@ -41,6 +41,8 @@
#define IS_DOT_OR_DOTDOT(s) \
((s)[0] == L'.' && ((s)[1] == L'\0' || ((s)[1] == L'.' && (s)[2] == L'\0')))
+#define FILE_SHARE_FLAGS (FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE)
+
#ifndef INVALID_FILE_ATTRIBUTES
#define INVALID_FILE_ATTRIBUTES ((DWORD) 0xFFFFFFFF)
#endif
@@ -724,7 +726,7 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */
crFlags = CREATE_NEW;
}
fd = CreateFileW(wname, access,
- FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
+ FILE_SHARE_FLAGS,
NULL, crFlags, FILE_ATTRIBUTE_NORMAL, NULL);
/*
@@ -909,7 +911,7 @@ efile_fileinfo(Efile_error* errInfo, Efile_info* pInfo,
{
HANDLE handle; /* Handle returned by CreateFile() */
BY_HANDLE_FILE_INFORMATION fileInfo; /* from CreateFile() */
- if (handle = CreateFileW(name, GENERIC_READ, 0,NULL,
+ if (handle = CreateFileW(name, GENERIC_READ, FILE_SHARE_FLAGS, NULL,
OPEN_EXISTING, 0, NULL)) {
GetFileInformationByHandle(handle, &fileInfo);
pInfo->links = fileInfo.nNumberOfLinks;
@@ -1021,7 +1023,7 @@ efile_write_info(Efile_error* errInfo,
}
fd = CreateFileW(wname, GENERIC_READ|GENERIC_WRITE,
- FILE_SHARE_READ | FILE_SHARE_WRITE,
+ FILE_SHARE_FLAGS,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (fd != INVALID_HANDLE_VALUE) {
BOOL result = SetFileTime(fd, &CreationFileTime, &AccessFileTime, &ModifyFileTime);
@@ -1384,7 +1386,7 @@ efile_readlink(Efile_error* errInfo, char* name, char* buffer, size_t size)
DWORD fileAttributes = GetFileAttributesW(wname);
if ((fileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)) {
BOOLEAN success = 0;
- HANDLE h = CreateFileW(wname, GENERIC_READ, 0,NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
+ HANDLE h = CreateFileW(wname, GENERIC_READ, FILE_SHARE_FLAGS, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
int len;
if(h != INVALID_HANDLE_VALUE) {
success = pGetFinalPathNameByHandle(h, wbuffer, size / sizeof(WCHAR),0);