nano

commit d83a8eb35998f895143531318dd07c062cc6558e
parent 98cc39e8e5d4e835e71c7fe608c5dc9327bb90ac
Author: Benno Schulenberg <bensberg@telfort.nl>
Date:   Thu, 11 Apr 2019 15:25:44 +0200

justify: correctly compute the number of lines to take, to avoid a crash

When the file starts with one or more blank lines, the first paragraph
doesn't start on line 1.

This fixes https://savannah.gnu.org/bugs/?56117.

Bug existed since version 4.0, commit ac8bd2a2.

Diffstat:
M
src/text.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/text.c b/src/text.c
@@ -2070,7 +2070,7 @@ void do_justify(bool full_justify)
 
 		/* Set the number of lines to be pulled into the cutbuffer. */
 		if (full_justify)
-			jus_len = openfile->filebot->lineno;
+			jus_len = openfile->filebot->lineno - first_par_line->lineno + 1;
 		else
 			jus_len = par_len;