screen_backup() & screen_restore() update:

 * automatic allocate memory, save cursor location and backup
 * automatic restore screen, cursor location and free memory
 * works on screen lessening
 * no more crash on screen enlarged

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@3051 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 2 insertions, 5 deletions

diff --git a/mbbsd/mbbsd.c b/mbbsd/mbbsd.c
index adc2dedf..6d928719 100644
--- a/mbbsd/mbbsd.c
+++ b/mbbsd/mbbsd.c
@@ -272,14 +272,11 @@ talk_request(int sig)
 
 	currutmp->mode = 0;
 	currutmp->chatid[0] = 1;
-	old_screen.raw_memory = malloc(screen_backupsize(t_lines, big_picture));
-	screen_backup(t_lines, big_picture, &old_screen);
+	screen_backup(&old_screen);
 	talkreply();
 	currutmp->mode = mode0;
 	currutmp->chatid[0] = c0;
-	screen_restore(t_lines, big_picture, &old_screen);
-	free(old_screen.raw_memory);
-	redoscr();
+	screen_restore(&old_screen);
     }
 }