97 lines
1.8 KiB
Plaintext
97 lines
1.8 KiB
Plaintext
AC_INIT(Makefile.in)
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AC_CONFIG_HEADER(config.h)
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AC_PROG_CC
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AC_PROG_CXX
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AC_CHECK_TOOL(STRIP, strip, true)
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AC_CYGWIN
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AC_EXEEXT
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AC_MINGW32
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AC_SUBST(EXEEXT)
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AC_PROG_INSTALL
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AC_ARG_ENABLE(vvp-debug, vvp-debug -- interactive debugger for VVP runtime.,
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AC_DEFINE(ENABLE_VVP_DEBUG))
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AC_CHECK_HEADERS(getopt.h)
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AC_CHECK_SIZEOF(unsigned long)
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AC_CHECK_SIZEOF(unsigned)
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# For the interactive debugger to work, readline must be installed,
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# and that in turn requires termcap. check that the libs really do
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# exist.
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if test "${enable_vvp_debug+set}" = set; then
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AC_CHECK_LIB(termcap, tputs)
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AC_CHECK_LIB(readline, readline)
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fi
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# --
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# Look for a dl library to use. First look for the standard dlopen
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# functions, and failing that look for the HP specific shl_load function.
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AC_CHECK_HEADERS(dlfcn.h dl.h, break)
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DLLIB=''
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AC_CHECK_LIB(dl,dlopen,[DLLIB=-ldl])
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if test -z "$DLLIB" ; then
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AC_CHECK_LIB(dld,shl_load,[DLLIB=-ldld])
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fi
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AC_SUBST(DLLIB)
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AC_MSG_CHECKING(for sys/times)
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AC_TRY_LINK(
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#include <unistd.h>
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#include <sys/times.h>
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,{clock_t a = times(0)/sysconf(_SC_CLK_TCK);},
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do_times=yes
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AC_DEFINE(HAVE_TIMES,1),
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do_times=no
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)
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AC_MSG_RESULT($do_times)
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# The -rdynamic flag is used by iverilog when compiling the target,
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# to know how to export symbols of the main program to loadable modules
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# that are brought in by -ldl. VPI support requires this.
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AC_MSG_CHECKING("for -rdynamic compiler flag")
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rdynamic=-rdynamic
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case "${host}" in
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*-*-netbsd*)
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rdynamic="-Wl,--export-dynamic"
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;;
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*-*-solaris*)
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rdynamic=""
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;;
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*-*-cygwin*)
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rdynamic=""
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;;
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*-*-hpux*)
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rdynamic="-E"
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;;
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esac
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AC_SUBST(rdynamic)
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AC_MSG_RESULT($rdynamic)
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AC_MSG_CHECKING("for extra libs needed")
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EXTRALIBS=
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case "${host}" in
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*-*-cygwin*)
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if test $ac_cv_mingw32 = yes; then
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EXTRALIBS="-liberty"
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fi
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;;
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esac
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AC_SUBST(EXTRALIBS)
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AC_MSG_RESULT($EXTRALIBS)
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AC_OUTPUT(Makefile)
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