iverilog/vpi/configure.in

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dnl Process this file with autoconf to produce a configure script.
AC_INIT(vpi_config.h.in)
AC_CONFIG_HEADER(vpi_config.h)
AC_CANONICAL_HOST
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_CHECK_TOOL(STRIP, strip, true)
AC_CHECK_PROGS(LEX,flex,none)
if test "$LEX" = "none"
then
echo "*** Error: No suitable flex found. ***"
echo " Please install the 'flex' package."
exit 1
fi
AC_EXEEXT
AC_SUBST(EXEEXT)
# Combined check for Microsoft-related bogosities; sets WIN32 if found
AX_WIN32
# vvp32 is by default disabled
#enable_vvp32=no
AC_SUBST(enable_vvp32)
AC_CHECK_HEADERS(malloc.h inttypes.h)
AC_CHECK_LIB(z, gzwrite)
AC_CHECK_LIB(z, gzwrite, HAVE_LIBZ=yes, HAVE_LIBZ=no)
AC_SUBST(HAVE_LIBZ)
if test "$WIN32" = "yes"; then
AC_CHECK_LIB(bz2, main)
AC_CHECK_LIB(bz2, main, HAVE_LIBBZ2=yes, HAVE_LIBBZ2=no)
else
AC_CHECK_LIB(bz2, BZ2_bzdopen)
AC_CHECK_LIB(bz2, BZ2_bzdopen, HAVE_LIBBZ2=yes, HAVE_LIBBZ2=no)
fi
AC_SUBST(HAVE_LIBBZ2)
# --
# 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 "$DLLIB" ; then
AC_CHECK_LIB(dld,shl_load,[DLLIB=-ldld])
fi
AC_SUBST(DLLIB)
AC_PROG_INSTALL
AC_LANG_C
AC_C_BIGENDIAN
# may modify CPPFLAGS and CFLAGS
AX_CPP_PRECOMP
# Do some more operating system specific setup. We put the file64_support
# define in a substitution instead of simply a define because there
# are source files (namely lxt support files) that don't include any
# config.h header file.
file64_support=''
case "${host}" in
*-*-linux*)
AC_DEFINE([_LARGEFILE_SOURCE], [1], [Indicates LFS (i.e. the ability to create files larger than 2 GiB on 32-bit operating systems).])
file64_support='-D_LARGEFILE_SOURCE=1 -D_FILE_OFFSET_BITS=64'
;;
esac
AC_SUBST(file64_support)
# $host
AX_ENABLE_SUFFIX
# Compiler option for position independent code, needed when making shared objects.
AX_C_PICFLAG
AX_LD_EXTRALIBS
# Linker option used when compiling the target
AX_LD_RDYNAMIC
# linker options when building a shared library
AX_LD_SHAREDLIB_OPTS
# If not otherwise specified, set the libdir64 variable
# to the same as libdir.
AC_MSG_CHECKING(for libdir64 path)
if test x${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_OUTPUT(Makefile)