From 82a7c12e8338288ccb40d213fcc9e15d102aa968 Mon Sep 17 00:00:00 2001
From: KatolaZ <katolaz@freaknet.org>
Date: Thu, 1 Aug 2019 16:42:36 +0100
Subject: remove trailing blank lines in write_file - change check_bound

---
 files.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

(limited to 'files.c')

diff --git a/files.c b/files.c
index 17743a5..dfeb3b2 100644
--- a/files.c
+++ b/files.c
@@ -7,7 +7,7 @@
 
 void write_file(FILE *fc){
 	FILE *fout;
-	int i;
+	int i, ne;
 
 	if (!fname[0] || force_new){
 		get_string(fc, "Write to: ", fname, 255);
@@ -23,8 +23,16 @@ void write_file(FILE *fc){
 		get_key(fc, "Error opening file.");
 		return;
 	}
+	ne = 0;
 	for (i=0; i<HEIGHT; i++){
-		fprintf(fout, "%s\n", screen.l[i].s);
+		if (strlen(screen.l[i].s)){/* remove trailing blank lines */
+			/* put the empty lines preceeding the current non-empty one */
+			while (ne--)
+				fprintf(fout, "\n");
+			fprintf(fout, "%s\n", screen.l[i].s);
+			ne = 0;
+		}
+		else ne++;
 	}
 	fclose(fout);
 	modified = 0;
@@ -51,7 +59,7 @@ void load_file(FILE *fc){
 	if ((fin=fopen(newfname, "r")) != NULL){
 		i = 0;
 		while((fgets(screen.l[i].s, WIDTH+1, fin)) != NULL && i<HEIGHT){
-			screen.l[i].lst = strlen(screen.l[i].s) - 1;
+			screen.l[i].lst = strlen(screen.l[i].s) - 2;
 			screen.l[i].n = i;
 			screen.l[i].s[strlen(screen.l[i].s)-1]='\0';
 			i++;
-- 
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