diff options
Diffstat (limited to 'libio/fileops.c')
| -rw-r--r-- | libio/fileops.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/libio/fileops.c b/libio/fileops.c index 4993630efc..8a225ae5a5 100644 --- a/libio/fileops.c +++ b/libio/fileops.c @@ -59,7 +59,6 @@ extern int errno; #ifdef _LIBC # define open(Name, Flags, Prot) __open (Name, Flags, Prot) -# define close(FD) __close (FD) # define lseek(FD, Offset, Whence) __lseek (FD, Offset, Whence) # define read(FD, Buf, NBytes) __read (FD, Buf, NBytes) # define write(FD, Buf, NBytes) __write (FD, Buf, NBytes) @@ -226,10 +225,12 @@ _IO_file_open (fp, filename, posix_mode, prot, read_write, is32not64) int is32not64; { int fdesc; -#ifdef _G_OPEN64 - fdesc = (is32not64 - ? open (filename, posix_mode, prot) - : _G_OPEN64 (filename, posix_mode, prot)); +#ifdef _LIBC + if (fp->_flags2 & _IO_FLAGS2_NOTCANCEL) + fdesc = open_not_cancel (filename, + posix_mode | (is32not64 ? 0 : O_LARGEFILE), prot); + else + fdesc = open (filename, posix_mode | (is32not64 ? 0 : O_LARGEFILE), prot); #else fdesc = open (filename, posix_mode, prot); #endif @@ -318,6 +319,9 @@ _IO_new_file_fopen (fp, filename, mode, is32not64) case 'm': fp->_flags2 |= _IO_FLAGS2_MMAP; continue; + case 'c': + fp->_flags2 |= _IO_FLAGS2_NOTCANCEL; + break; default: /* Ignore. */ continue; @@ -1200,7 +1204,9 @@ _IO_file_read (fp, buf, size) void *buf; _IO_ssize_t size; { - return read (fp->_fileno, buf, size); + return ((fp->_flags2 & _IO_FLAGS2_NOTCANCEL) + ? read_not_cancel (fp->_fileno, buf, size) + : read (fp->_fileno, buf, size)); } INTDEF(_IO_file_read) @@ -1262,7 +1268,9 @@ _IO_new_file_write (f, data, n) _IO_ssize_t to_do = n; while (to_do > 0) { - _IO_ssize_t count = write (f->_fileno, data, to_do); + _IO_ssize_t count = ((f->_flags2 & _IO_FLAGS2_NOTCANCEL) + ? write_not_cancel (f->_fileno, data, to_do) + : write (f->_fileno, data, to_do)); if (count < 0) { f->_flags |= _IO_ERR_SEEN; |