0cb8d8513c
The --enable-sim-hostendian flag was purely so people had an escape route for when cross-compiling. This is because historically, AC_C_BIGENDIAN did not work in those cases. That was fixed a while ago though, so we can require that macro everywhere now and simplify a good bit of code.
48 lines
1.8 KiB
Text
48 lines
1.8 KiB
Text
dnl Copyright (C) 1996-2016 Free Software Foundation, Inc.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.64)dnl
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AC_INIT(Makefile.in)
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sinclude(../common/acinclude.m4)
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SIM_AC_COMMON
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# In the Cygwin environment, we need some additional flags.
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AC_CACHE_CHECK([for cygwin], sim_cv_os_cygwin,
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[AC_EGREP_CPP(lose, [
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#ifdef __CYGWIN__
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lose
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#endif],[sim_cv_os_cygwin=yes],[sim_cv_os_cygwin=no])])
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if test x$sim_cv_os_cygwin = xyes; then
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TERMCAP='`if test -r ../../libtermcap/libtermcap.a; then echo ../../libtermcap/libtermcap.a; else echo -ltermcap; fi` -luser32'
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else
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# Keep in sync with gdb's configure.ac list.
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AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses],
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[TERMCAP=$ac_cv_search_tgetent], [TERMCAP=""])
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fi
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AC_SUBST(TERMCAP)
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# We prefer the in-tree readline. Top-level dependencies make sure
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# src/readline (if it's there) is configured before src/sim.
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if test -r ../../readline/Makefile; then
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READLINE=../../readline/libreadline.a
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else
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AC_CHECK_LIB(readline, readline, READLINE=-lreadline,
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AC_ERROR([the required "readline" library is missing]), $TERMCAP)
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fi
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AC_SUBST(READLINE)
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SIM_AC_OUTPUT
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