Remove bogus errno FIXMEs.

src/buffer.c

@@ -912,7 +912,7 @@ flush_write (void)
 
   if (tape_length_option && tape_length_option <= bytes_written)
     {
-      errno = ENOSPC;		/* FIXME: errno should be read-only */
+      errno = ENOSPC;
       status = 0;
     }
   else if (dev_null_output)

src/extract.c

@@ -243,7 +243,7 @@ make_directories (char *file_name)
       break;
     }
 
-  errno = saved_errno;		/* FIXME: errno should be read-only */
+  errno = saved_errno;
   return did_something;		/* tell them to retry if we made one */
 }
 
@@ -648,7 +648,7 @@ extract_archive (void)
 
 	    if (written > size)
 	      written = size;
-	    errno = 0;		/* FIXME: errno should be read-only */
+	    errno = 0;
 	    sstatus = full_write (fd, data_block->buffer, written);
 
 	    set_next_block_after ((union block *)
@@ -886,7 +886,7 @@ extract_archive (void)
 	      if (stat (CURRENT_FILE_NAME, &st1) == 0 && S_ISDIR (st1.st_mode))
 		goto check_perms;
 
-	      errno = saved_errno; /* FIXME: errno should be read-only */
+	      errno = saved_errno;
 	    }
 
 	  if (maybe_recoverable (CURRENT_FILE_NAME))

src/list.c

@@ -223,7 +223,7 @@ list_archive (void)
 	  written = available_space_after (data_block);
 	  if (written > size)
 	    written = size;
-	  errno = 0;		/* FIXME: errno should be read-only */
+	  errno = 0;
 	  check = fwrite (data_block->buffer, sizeof (char), written, stdlis);
 	  set_next_block_after ((union block *)
 				(data_block->buffer + written - 1));

src/rmt.c

@@ -335,7 +335,7 @@ see the file named COPYING for details."));
     }
 
 top:
-  errno = 0;			/* FIXME: errno should be read-only */
+  errno = 0;
   status = 0;
   if (safe_read (STDIN_FILENO, &command, 1) != 1)
     return EXIT_SUCCESS;

src/rmt.h

@@ -52,7 +52,6 @@ int rmt_ioctl__ PARAMS ((int, int, char *));
 
 #define rmtstat(Path, Buffer) \
   (_remdev (Path) ? (errno = EOPNOTSUPP), -1 : stat (Path, Buffer))
-				/* FIXME: errno should be read-only */
 
 #define rmtcreat(Path, Mode, Command) \
    (_remdev (Path) \
@@ -61,7 +60,6 @@ int rmt_ioctl__ PARAMS ((int, int, char *));
 
 #define rmtlstat(Path, Buffer) \
   (_remdev (Path) ? (errno = EOPNOTSUPP), -1 : lstat (Path, Buffer))
-				/* FIXME: errno should be read-only */
 
 #define rmtread(Fd, Buffer, Length) \
   (_isrmt (Fd) ? rmt_read__ (Fd - __REM_BIAS, Buffer, Length) \
@@ -84,15 +82,12 @@ int rmt_ioctl__ PARAMS ((int, int, char *));
 
 #define rmtdup(Fd) \
   (_isrmt (Fd) ? (errno = EOPNOTSUPP), -1 : dup (Fd))
-				/* FIXME: errno should be read-only */
 
 #define rmtfstat(Fd, Buffer) \
   (_isrmt (Fd) ? (errno = EOPNOTSUPP), -1 : fstat (Fd, Buffer))
-				/* FIXME: errno should be read-only */
 
 #define rmtfcntl(Fd, Command, Argument) \
   (_isrmt (Fd) ? (errno = EOPNOTSUPP), -1 : fcntl (Fd, Command, Argument))
-				/* FIXME: errno should be read-only */
 
 #define rmtisatty(Fd) \
   (_isrmt (Fd) ? 0 : isatty (Fd))

src/rtapelib.c

@@ -104,7 +104,7 @@ _rmt_shutdown (int handle, int errno_value)
   close (WRITE_SIDE (handle));
   READ_SIDE (handle) = -1;
   WRITE_SIDE (handle) = -1;
-  errno = errno_value;		/* FIXME: errno should be read-only */
+  errno = errno_value;
 }
 
 /*-------------------------------------------------------------------------.
@@ -173,7 +173,7 @@ get_status_string (int handle, char *command_buffer)
 
   if (*cursor == 'E' || *cursor == 'F')
     {
-      errno = atoi (cursor + 1); /* FIXME: errno should be read-only */
+      errno = atoi (cursor + 1);
 
       /* Skip the error message line.  */
 
@@ -379,7 +379,7 @@ rmt_open__ (const char *path, int open_mode, int bias, const char *remote_shell)
 
   if (remote_pipe_number == MAXUNIT)
     {
-      errno = EMFILE;		/* FIXME: errno should be read-only */
+      errno = EMFILE;
       return -1;
     }
 
@@ -670,7 +670,7 @@ rmt_ioctl__ (int handle, int operation, char *argument)
   switch (operation)
     {
     default:
-      errno = EOPNOTSUPP;	/* FIXME: errno should be read-only */
+      errno = EOPNOTSUPP;
       return -1;
 
 #ifdef MTIOCTOP