configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2
   3 AC_INIT(install-sh)
   4 AC_CONFIG_HEADER(config.h)
   5
   6 AC_SUBST(PL)
   7 AC_SUBST(CC)
   8 AC_SUBST(PLLIBS)
   9 AC_SUBST(PLBASE)
  10 AC_SUBST(PLARCH)
  11 AC_SUBST(PLINCL)
  12 AC_SUBST(COFLAGS)
  13 AC_SUBST(CWFLAGS)
  14 AC_SUBST(CMFLAGS)
  15 AC_SUBST(LD)
  16 AC_SUBST(SO)
  17 AC_SUBST(LDSOFLAGS)
  18 AC_SUBST(TARGETS)
  19
  20 # Do not cache this, it changes too often in many configurations
  21 unset ac_cv_prog_PL
  22
  23 if test -z "$PLINCL"; then
  24 plcandidates="pl swipl swi-prolog"
  25 AC_CHECK_PROGS(PL, $plcandidates, "none")
  26 AC_CHECK_PROGS(PLLD, plld, "none")
  27 if test $PLLD = "none"; then
  28    AC_ERROR("Cannot find SWI-Prolog plld utility. SWI-Prolog must be installed first")
  29 fi
  30 if test $PL = "none"; then
  31    AC_ERROR("Cannot find SWI-Prolog. SWI-Prolog must be installed first")
  32 else
  33    AC_CHECKING("Running $PL -dump-runtime-variables")
  34    eval `$PL -dump-runtime-variables`
  35 fi
  36 PLINCL=$PLBASE/include
  37 AC_MSG_RESULT("         PLBASE=$PLBASE")
  38 AC_MSG_RESULT("         PLARCH=$PLARCH")
  39 AC_MSG_RESULT("         PLLIBS=$PLLIBS")
  40 AC_MSG_RESULT("         PLLDFLAGS=$PLLDFLAGS")
  41 AC_MSG_RESULT("         PLSHARED=$PLSHARED")
  42 AC_MSG_RESULT("         PLSOEXT=$PLSOEXT")
  43 fi
  44
  45 PLLD=../plld.sh
  46 PL=../pl.sh
  47
  48 CC=$PLLD
  49 LD=$PLLD
  50 LDSOFLAGS=-shared
  51 CMFLAGS=-fpic
  52
  53 SO="$PLSOEXT"
  54
  55 TARGETS="chr_support.$SO"
  56 AC_CHECK_PROGS(MAKE, gmake make, "make")
  57 AC_PROG_INSTALL
  58 if test ! -z "$GCC"; then
  59     COFLAGS="${COFLAGS--O2 -fno-strict-aliasing}"
  60     CWFLAGS="${CWFLAGS--Wall}"
  61 else
  62     COFLAGS="${COFLAGS--O}"
  63 fi
  64
  65 AC_OUTPUT(Makefile)