Commit 0ac4b0f9 authored by Nick Mathewson's avatar Nick Mathewson 🦀
Browse files

Check for lround with autoconf; fall back to rint.

parent 03760f6c

configure.in

+1 −1
Original line number Diff line number Diff line
@@ -223,7 +223,7 @@ dnl ------------------------------------------------------------------- 
dnl Check for functions before libevent, since libevent-1.2 apparently

dnl exports strlcpy without defining it in a header.



AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull getaddrinfo localtime_r gmtime_r memmem strtok_r writev readv flock prctl vasprintf)

AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull getaddrinfo localtime_r gmtime_r memmem strtok_r writev readv flock prctl vasprintf lround rint)



using_custom_malloc=no

if test x$enable_openbsd_malloc = xyes ; then

src/common/util.c

+5 −3
Original line number Diff line number Diff line
@@ -334,10 +334,12 @@ tor_mathlog(double d) 
long

tor_lround(double d)

{

#ifdef _MSC_VER

  return (long)(d > 0 ? d + 0.5 : ceil(d - 0.5));

#else

#if defined(HAVE_LROUND)

  return lround(d);

#elif defined(HAVE_RINT)

  return (long)rint(d);

#else

  return (long)(d > 0 ? d + 0.5 : ceil(d - 0.5));

#endif

}