patch 7.4.785
Problem: On some systems automatically adding the missing EOL causes
problems. Setting 'binary' has too many side effects.
Solution: Add the 'fixeol' option, default on. (Pavel Samarkin)
diff --git a/src/fileio.c b/src/fileio.c
index 9965920..fb14dbf 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -2623,10 +2623,10 @@
#endif
/*
- * Trick: We remember if the last line of the read didn't have
- * an eol even when 'binary' is off, for when writing it again with
- * 'binary' on. This is required for
- * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
+ * We remember if the last line of the read didn't have
+ * an eol even when 'binary' is off, to support turning 'fixeol' off,
+ * or writing the read again with 'binary' on. The latter is required
+ * for ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
*/
curbuf->b_no_eol_lnum = read_no_eol_lnum;
@@ -4547,7 +4547,7 @@
/* write failed or last line has no EOL: stop here */
if (end == 0
|| (lnum == end
- && write_bin
+ && (write_bin || !buf->b_p_fixeol)
&& (lnum == buf->b_no_eol_lnum
|| (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
{