diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -3185,10 +3185,11 @@ io_reopen(io, nfile) } else { FILE *f2 = fptr->f2; + int m = fptr->mode; fclose(fptr->f); fptr->f = f2; fptr->f2 = NULL; - fptr->mode &= ~FMODE_READABLE; + fptr->mode &= (m & FMODE_READABLE) ? ~FMODE_READABLE : ~FMODE_WRITABLE; if (dup2(fd2, fd) < 0) rb_sys_fail(orig->path); if (f2) { @@ -3198,7 +3199,7 @@ io_reopen(io, nfile) else { fptr->f = rb_fdopen(fd, mode); } - fptr->mode |= FMODE_READABLE; + fptr->mode = m; } rb_thread_fd_close(fd); if ((orig->mode & FMODE_READABLE) && pos >= 0) { |