diff options
| author | Jörg Frings-Fürst <debian@jff.email> | 2025-10-18 19:07:08 +0200 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff.email> | 2025-10-18 19:07:08 +0200 |
| commit | 693ae7b71dfdd1a8146266b5794a71c0dbe5dff0 (patch) | |
| tree | 9704e2f7bd8962ea8911cd6f4e2d37227d7eff2e /lib/printf-args.c | |
| parent | b8b9b0ac61ac47dddc58717f23619f8b06640498 (diff) | |
| parent | 27dae84ed92f1ef0300263091972338d12e78348 (diff) | |
Update upstream source from tag 'upstream/1.4.1'
Update to upstream version '1.4.1'
with Debian dir 8add41ffbfe3e6636eec0ec134c5af96832cc143
Diffstat (limited to 'lib/printf-args.c')
| -rw-r--r-- | lib/printf-args.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/lib/printf-args.c b/lib/printf-args.c index c2022503..b83ec1e8 100644 --- a/lib/printf-args.c +++ b/lib/printf-args.c @@ -1,5 +1,5 @@ /* Decomposed printf argument list. - Copyright (C) 1999, 2002-2003, 2005-2007, 2009-2024 Free Software + Copyright (C) 1999, 2002-2003, 2005-2007, 2009-2025 Free Software Foundation, Inc. This file is free software: you can redistribute it and/or modify @@ -32,6 +32,9 @@ /* Get INT_WIDTH. */ #include <limits.h> +/* Get abort(). */ +#include <stdlib.h> + #ifdef STATIC STATIC #endif @@ -296,9 +299,19 @@ PRINTF_FETCHARGS (va_list args, arguments *a) } break; #endif - default: - /* Unknown type. */ + case TYPE_NONE: + /* Argument i is not used by any directive, but some argument with + number > i is used by a format directive. POSIX says that this + is invalid: + "When numbered argument specifications are used, specifying the + Nth argument requires that all the leading arguments, from the + first to the (N-1)th, are specified in the format string." + The reason is that we cannot know how many bytes to skip in the + va_arg sequence. */ return -1; + default: + /* Unknown type. Should not happen. */ + abort (); } return 0; } |