mirror of
https://github.com/steveicarus/iverilog.git
synced 2026-08-29 01:03:29 +02:00
Cary R
95254aa27e
Configure was checking for libbzip2, but it was not doing anything with the result. This patch disables lxt support if libbzip2 is not found.
153 lines
3.5 KiB
Plaintext
153 lines
3.5 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script.
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AC_INIT(netlist.h)
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AC_CONFIG_HEADER(config.h)
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AC_CONFIG_HEADER(_pli_types.h)
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AC_CANONICAL_HOST
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dnl Checks for programs.
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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_CHECK_PROGS(XGPERF,gperf,none)
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AC_CHECK_PROGS(MAN,man,none)
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AC_CHECK_PROGS(PS2PDF,ps2pdf,none)
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if test "$XGPERF" = "none"
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then
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echo ""
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echo "*** Warning: No suitable gperf found. ***"
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echo " The gperf package is essential for building ivl from"
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echo " CVS sources, or modifying the parse engine of ivl itself."
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echo " You can get away without it when simply building from"
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echo " snapshots or major releases."
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echo ""
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fi
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AC_CHECK_PROGS(LEX,flex,none)
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if test "$LEX" = "none"
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then
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echo "*** Error: No suitable flex found. ***"
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echo " Please install the 'flex' package."
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exit 1
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fi
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AC_CHECK_PROGS(YACC,bison,none)
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if test "$YACC" = "none"
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then
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echo "*** Error: No suitable bison found. ***"
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echo " Please install the 'bison' package."
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exit 1
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fi
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AC_EXEEXT
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AC_SUBST(EXEEXT)
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# Combined check for Microsoft-related bogosities; sets WIN32 if found
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AX_WIN32
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# vvp32 is by default disabled
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#enable_vvp32=no
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AC_SUBST(enable_vvp32)
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AC_LANG_CPLUSPLUS
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AC_CHECK_HEADERS(getopt.h malloc.h inttypes.h libiberty.h iosfwd sys/wait.h)
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AC_CHECK_LIB(z, gzwrite)
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AC_CHECK_LIB(z, gzwrite, HAVE_LIBZ=yes, HAVE_LIBZ=no)
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AC_SUBST(HAVE_LIBZ)
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if test "$WIN32" = "yes"; then
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AC_CHECK_LIB(bz2, main)
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AC_CHECK_LIB(bz2, main, HAVE_LIBBZ2=yes, HAVE_LIBBZ2=no)
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else
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AC_CHECK_LIB(bz2, BZ2_bzdopen)
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AC_CHECK_LIB(bz2, BZ2_bzdopen, HAVE_LIBBZ2=yes, HAVE_LIBBZ2=no)
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fi
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AC_SUBST(HAVE_LIBBZ2)
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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], [The times system call is available in the host operating system.]),
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do_times=no
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)
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AC_MSG_RESULT($do_times)
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# --
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# Look for a dl library to use. First look for the standard dlopen
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# functions, and failing that look for the HP specific shl_load function.
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AC_CHECK_HEADERS(dlfcn.h dl.h, break)
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DLLIB=''
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AC_CHECK_LIB(dl,dlopen,[DLLIB=-ldl])
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if test -z "$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_PROG_INSTALL
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AC_LANG_C
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AC_C_BIGENDIAN
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# $host
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AX_LD_EXTRALIBS
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# Compiler option for position independent code, needed when making shared objects.
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# CFLAGS inherited by cadpli/Makefile?
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AX_C_PICFLAG
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# may modify CPPFLAGS and CFLAGS
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AX_CPP_PRECOMP
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# Linker option used when compiling the target
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AX_LD_RDYNAMIC
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# linker options when building a shared library
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AX_LD_SHAREDLIB_OPTS
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#######################
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## test for underscores. The vpi module loader needs to know this
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## in order to know the name of the start symbol for the .vpi module.
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#######################
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AX_C_UNDERSCORES_LEADING
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AX_C_UNDERSCORES_TRAILING
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#######################
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## end of test for underscores
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#######################
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AX_CPP_IDENT
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# If not otherwise specified, set the libdir64 variable
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# to the same as libdir.
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AC_MSG_CHECKING(for libdir64 path)
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if test x${libdir64} = x
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then
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libdir64="${libdir}"
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fi
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AC_SUBST(libdir64)
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AC_MSG_RESULT(${libdir64})
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# where to put vpi subdirectories
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AC_MSG_CHECKING(for VPI subdirectories)
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if test x${vpidir1} = x
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then
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vpidir1="."
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fi
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AC_SUBST(vpidir1)
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AC_SUBST(vpidir2)
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AC_MSG_RESULT(${vpidir1} ${vpidir2})
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AC_CONFIG_SUBDIRS(vvp vpi tgt-vvp tgt-edif tgt-fpga libveriuser cadpli)
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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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