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jeremybenn |
dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.59)dnl
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AC_INIT(Makefile.in)
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AC_CONFIG_HEADER(config.h:config.in)
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sinclude(../common/aclocal.m4)
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# Bugs in autoconf 2.59 break the call to SIM_AC_COMMON, hack around
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# it by inlining the macro's contents.
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sinclude(../common/common.m4)
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AC_CHECK_HEADERS(stdlib.h)
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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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AC_CHECK_LIB(termcap, main, TERMCAP=-ltermcap, 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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