Mercurial > gnulib
view m4/libsigsegv.m4 @ 40215:88b18d82fa61
crypto/des: Fix undefined behaviour.
* lib/des.c (READ_64BIT_DATA): Cast bytes to 'unsigned int', to avoid
shift operations on 'int'.
author | Bruno Haible <bruno@clisp.org> |
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date | Sat, 09 Mar 2019 22:21:25 +0100 |
parents | b06060465f09 |
children |
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# libsigsegv.m4 serial 4 dnl Copyright (C) 2002-2003, 2008-2019 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl From Bruno Haible, Sam Steingold. AC_DEFUN([gl_LIBSIGSEGV], [ AC_LIB_HAVE_LINKFLAGS([sigsegv], [], [#include <sigsegv.h>], [sigsegv_deinstall_handler();], [no, consider installing GNU libsigsegv]) dnl Some other autoconf macros and clisp's configure use this variable. gl_cv_lib_sigsegv="$ac_cv_libsigsegv" ])