From 4b43b375b7abae22070cd86bfc26a8222233150e Mon Sep 17 00:00:00 2001 From: Jakob Kaivo Date: Wed, 31 Jan 2024 13:24:56 -0500 Subject: check for overlapping pointers --- src/stdio/fprintf.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/stdio/fprintf.c') diff --git a/src/stdio/fprintf.c b/src/stdio/fprintf.c index 72bca8c4..f7a0bc9c 100644 --- a/src/stdio/fprintf.c +++ b/src/stdio/fprintf.c @@ -1,5 +1,6 @@ #include #include +#include #include "_stdio.h" /** write formatted output to a file stream **/ @@ -11,6 +12,7 @@ int fprintf(FILE * restrict stream, const char * restrict format, ...) struct io_options opt = {0}; SIGNAL_SAFE(0); + ASSERT_NOOVERLAP(stream, sizeof(*stream), format, strlen(format)); opt.fnname = "fprintf"; opt.stream = stream; -- cgit v1.2.1