catpoint

commit 79fcfa10f48e539001da1288f7a084f07b895abf
parent e53298ab1f62fbae87d2c139e30ead81a400d0ce
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 20 Dec 2020 15:49:57 +0100

print the exact amount of mmap'd data

It could read past the mmap'd region (not using the NUL terminator).

Signed-off-by: Christoph Lohmann <20h@r-36.net>

Diffstat:
catpoint.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/catpoint.c b/catpoint.c
@@ -63,7 +63,7 @@ reloadcurrentslide(int sig)
 	if (sig == SIGHUP) {
 		clear();
 		refresh();
-		printw("%s", currentslidep);
+		printw("%.*s", currentslidelen, currentslidep);
 	}
 }
 
@@ -109,7 +109,7 @@ show:
 	loadcurrentslide(slidefiles, currentslide);
 	clear();
 	refresh();
-	printw("%s", currentslidep);
+	printw("%.*s", currentslidelen, currentslidep);
 
 again:
 	c = getch();