From e7580bdbd1a84f53e78625c26d548025aeb585f0 Mon Sep 17 00:00:00 2001 From: Patrik Nyblom Date: Fri, 15 Apr 2011 16:24:22 +0200 Subject: Add error code for cyclic symbolic links and make directory links readable --- erts/emulator/drivers/win32/win_efile.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'erts/emulator/drivers/win32') diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c index 3d59564f7b..931bb196f1 100755 --- a/erts/emulator/drivers/win32/win_efile.c +++ b/erts/emulator/drivers/win32/win_efile.c @@ -127,6 +127,8 @@ static int errno_map(DWORD last_error) { return EBUSY; case ERROR_NO_PROC_SLOTS: return EAGAIN; + case ERROR_CANT_RESOLVE_FILENAME: + return EMLINK; case ERROR_ARENA_TRASHED: case ERROR_INVALID_BLOCK: case ERROR_BAD_ENVIRONMENT: @@ -1405,7 +1407,7 @@ 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, 0, NULL); + HANDLE h = CreateFileW(wname, GENERIC_READ, 0,NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); int len; if(h != INVALID_HANDLE_VALUE) { success = pGetFinalPathNameByHandle(h, wbuffer, size,0); @@ -1421,7 +1423,7 @@ efile_readlink(Efile_error* errInfo, char* name, char* buffer, size_t size) if (*wbuffer == L'\\') *wbuffer = L'/'; CloseHandle(h); - } + } FreeLibrary(hModule); if (success) { return 1; -- cgit v1.2.3