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dnl Process this file with autoconf to produce a configure script.
AC_INIT(netlist.h)
AC_CONFIG_HEADER(config.h)
AC_CONFIG_HEADER(_pli_types.h)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_CHECK_TOOL(STRIP, strip, true)
AC_CHECK_PROGS(XGPERF,gperf,none)
if test "$XGPERF" = "none"
then
echo ""
echo "*** Warning: No suitable gperf found. ***"
echo " The gperf package is essential for building ivl from"
echo " CVS sources, or modifying the parse engine of ivl itself."
echo " You can get away without it when simply building from"
echo " snapshots or major releases."
echo ""
fi
AC_CHECK_PROGS(LEX,flex,none)
if test "$LEX" = "none"
then
echo "*** Error: No suitable flex found. ***"
echo " Please install the 'flex' package."
exit 1
fi
AC_CHECK_PROGS(YACC,bison,none)
if test "$YACC" = "none"
then
echo "*** Error: No suitable bison found. ***"
echo " Please install the 'bison' package."
exit 1
fi
AC_EXEEXT
AC_SUBST(EXEEXT)
# Combined check for Microsoft-related bogosities; sets WIN32 if found
AX_WIN32
# vvp32 is by default disabled
#enable_vvp32=no
AC_SUBST(enable_vvp32)
AC_LANG_CPLUSPLUS
AC_CHECK_HEADERS(getopt.h malloc.h inttypes.h libiberty.h iosfwd sys/wait.h)
AC_CHECK_LIB(z, gzwrite)
AC_CHECK_LIB(z, gzwrite, HAVE_LIBZ=yes, HAVE_LIBZ=no)
AC_SUBST(HAVE_LIBZ)
if test "$WIN32" = "yes"; then
AC_CHECK_LIB(bz2, main)
else
AC_CHECK_LIB(bz2, BZ2_bzdopen)
fi
AC_MSG_CHECKING(for sys/times)
AC_TRY_LINK(
#include <unistd.h>
#include <sys/times.h>
,{clock_t a = times(0)/sysconf(_SC_CLK_TCK);},
do_times=yes
AC_DEFINE(HAVE_TIMES,1),
do_times=no
)
AC_MSG_RESULT($do_times)
AC_CHECK_HEADER(ipal.h, HAVE_IPAL=yes, HAVE_IPAL=)
AC_ARG_WITH(ipal,
[ --with-ipal enable PAL target],
if test "$with_ipal" = no; then
echo Disabling ipal support
HAVE_IPAL=
fi
)
AC_SUBST(HAVE_IPAL)
# --
# Look for a dl library to use. First look for the standard dlopen
# functions, and failing that look for the HP specific shl_load function.
AC_CHECK_HEADERS(dlfcn.h dl.h, break)
DLLIB=''
AC_CHECK_LIB(dl,dlopen,[DLLIB=-ldl])
if test -z "$DLLIB" ; then
AC_CHECK_LIB(dld,shl_load,[DLLIB=-ldld])
fi
AC_SUBST(DLLIB)
AC_PROG_INSTALL
AC_LANG_C
AC_C_BIGENDIAN
AC_CANONICAL_HOST
# $host
# The -fPIC flag is used to tell the compiler to make position
# independent code. It is needed when making shared objects.
AC_MSG_CHECKING("for flag to make position independent code")
PICFLAG=-fPIC
case "${host}" in
*-*-cygwin*)
PICFLAG=
;;
*-*-hpux*)
PICFLAG=+z
;;
esac
AC_SUBST(PICFLAG)
AC_MSG_RESULT($PICFLAG)
# mingw needs to link with libiberty.a, cygwin can tolerate it
AC_MSG_CHECKING("for extra libs needed")
EXTRALIBS=
case "${host}" in
*-*-cygwin*)
EXTRALIBS="-liberty"
;;
esac
AC_SUBST(EXTRALIBS)
AC_MSG_RESULT($EXTRALIBS)
# Darwin requires -no-cpp-precomp
case "${host}" in
*-*-darwin*)
CPPFLAGS="-no-cpp-precomp $CPPFLAGS"
CFLAGS="-no-cpp-precomp $CFLAGS"
;;
esac
# The -rdynamic flag is used by iverilog when compiling the target,
# to know how to export symbols of the main program to loadable modules
# that are brought in by -ldl
AC_MSG_CHECKING("for -rdynamic compiler flag")
rdynamic=-rdynamic
case "${host}" in
*-*-netbsd*)
rdynamic="-Wl,--export-dynamic"
;;
*-*-solaris*)
rdynamic=""
;;
*-*-cygwin*)
rdynamic=""
;;
*-*-hpux*)
rdynamic="-E"
;;
*-*-darwin*)
rdynamic="-Wl,-all_load"
strip_dynamic="-SX"
;;
esac
AC_SUBST(rdynamic)
AC_MSG_RESULT($rdynamic)
AC_SUBST(strip_dynamic)
AC_MSG_RESULT($strip_dynamic)
AC_MSG_CHECKING("for shared library link flag")
shared=-shared
case "${host}" in
*-*-cygwin*)
shared="-shared -Wl,--enable-auto-image-base"
;;
*-*-hpux*)
shared="-b"
;;
*-*-darwin1.[0123])
shared="-bundle -undefined suppress"
;;
*-*-darwin*)
shared="-bundle -undefined suppress -flat_namespace"
;;
esac
AC_SUBST(shared)
AC_MSG_RESULT($shared)
#######################
## test for underscores. The vpi module loader needs to know this
## in order to know the name of the start symbol for the .vpi module.
#######################
AX_C_UNDERSCORES_LEADING
AX_C_UNDERSCORES_TRAILING
#######################
## end of test for underscores
#######################
AX_CPP_IDENT
# If not otherwise specified, set the libdir64 variable
# to the same as libdir.
AC_MSG_CHECKING(for libdir64 path)
if test x${libdir64} = x
then
libdir64="${libdir}"
fi
AC_SUBST(libdir64)
AC_MSG_RESULT(${libdir64})
# where to put vpi subdirectories
AC_MSG_CHECKING(for VPI subdirectories)
if test x${vpidir1} = x
then
vpidir1="."
fi
AC_SUBST(vpidir1)
AC_SUBST(vpidir2)
AC_MSG_RESULT(${vpidir1} ${vpidir2})
AC_CONFIG_SUBDIRS(vpi vvp tgt-vvp tgt-fpga libveriuser cadpli)
AC_OUTPUT(Makefile ivlpp/Makefile driver/Makefile driver-vpi/Makefile tgt-null/Makefile tgt-stub/Makefile tgt-verilog/Makefile tgt-pal/Makefile)
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