diff options
| -rw-r--r-- | src/fileio.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/fileio.c b/src/fileio.c index 62e2b6fac1..1e8d1fb039 100644 --- a/src/fileio.c +++ b/src/fileio.c @@ -472,16 +472,19 @@ readfile ( } /* - * check readonly by trying to open the file for writing + * Check readonly by trying to open the file for writing. + * If this fails, we know that the file is readonly. */ file_readonly = FALSE; - if (read_stdin) { - } else if (!read_buffer) { - if (!newfile - || readonlymode - || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0) { + if (!read_buffer && !read_stdin) { + if (!newfile || readonlymode) { + file_readonly = TRUE; + } else if ((fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0) { + // opening in readwrite mode failed => file is readonly file_readonly = TRUE; - /* try to open ro */ + } + if (file_readonly == TRUE) { + // try to open readonly fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); } } |