On Wed, 5 Feb 2003, Robert Boehne wrote: > How about this patch?
The patch looks great to me. Bob > The math library is not actually used by anything but the > test suite in Libtool, so as long as the C standard and > common practice put "cos" in -lm it's all good. > > ChangeLog entry: > > 2003-02-05 Robert Boehne <[EMAIL PROTECTED]> > > * libtool.m4 (AC_CHECK_LIBM): Search for a real symbol in > the math library rather than 'main', it causes problems for > C++ compilers with certain Auto* tools. > (AC_LIBLTDL_INSTALLABLE): ditto. > > Index: libtool.m4 > =================================================================== > RCS file: /cvsroot/libtool/libtool/libtool.m4,v > retrieving revision 1.297 > diff -u -r1.297 libtool.m4 > --- libtool.m4 5 Feb 2003 07:03:55 -0000 1.297 > +++ libtool.m4 6 Feb 2003 02:50:39 -0000 > @@ -2246,10 +2246,10 @@ > ;; > *-ncr-sysv4.3*) > AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") > - AC_CHECK_LIB(m, main, LIBM="$LIBM -lm") > + AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm") > ;; > *) > - AC_CHECK_LIB(m, main, LIBM="-lm") > + AC_CHECK_LIB(m, cos, LIBM="-lm") > ;; > esac > ])# AC_CHECK_LIBM > @@ -2294,7 +2294,7 @@ > # In the future, this macro may have to be called after > AC_PROG_LIBTOOL. > AC_DEFUN([AC_LIBLTDL_INSTALLABLE], > [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl > - AC_CHECK_LIB(ltdl, main, > + AC_CHECK_LIB(ltdl, lt_dlinit, > [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no], > [if test x"$enable_ltdl_install" = xno; then > AC_MSG_WARN([libltdl not installed, but installation disabled]) > > > Albert Chin wrote: > > > > On Wed, Feb 05, 2003 at 03:00:39PM -0600, Bob Friesenhahn wrote: > > > I posted a detailed message to [EMAIL PROTECTED] and > > > [EMAIL PROTECTED] but there has been no response at all so I will > > > post again. > > > > > > CVS libtool.m4 contains lines like > > > > > > AC_CHECK_LIB(m, main, LIBM="-lm") > > > > > > and > > > > > > AC_CHECK_LIB(ltdl, main, ... blah > > > > Gross! > > > > > What is the best path forward? > > > > Replace main with a *real* function in one of the libraries. > > > > -- > > albert chin ([EMAIL PROTECTED]) > > > > _______________________________________________ > > Libtool mailing list > > [EMAIL PROTECTED] > > http://mail.gnu.org/mailman/listinfo/libtool > > > _______________________________________________ > Libtool-patches mailing list > [EMAIL PROTECTED] > http://mail.gnu.org/mailman/listinfo/libtool-patches > ====================================== Bob Friesenhahn [EMAIL PROTECTED] http://www.simplesystems.org/users/bfriesen _______________________________________________ Libtool mailing list [EMAIL PROTECTED] http://mail.gnu.org/mailman/listinfo/libtool
