configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_INIT(elf2flt.c)
   3
   4 AC_ARG_WITH(libbfd,
   5         [ --with-libbfd=<file>  path to libbfd.a library to use ],
   6         [ ac_libbfd=$withval ],
   7         [ ac_libbfd=NONE ]
   8 )
   9
  10 AC_ARG_WITH(libiberty,
  11         [ --with-libiberty=<file>  path to libiberty.a library to use ],
  12         [ ac_libiberty=$withval ],
  13         [ ac_libiberty=NONE ]
  14 )
  15
  16 AC_ARG_WITH(bfd-include-dir,
  17         [ --with-bfd-include-dir=<dir>  include path for correct bfd.h ],
  18         [ ac_bfd_include_dir=$withval ],
  19         [ ac_bfd_include_dir=NONE ]
  20 )
  21
  22 AC_CANONICAL_HOST
  23 AC_CANONICAL_TARGET
  24
  25 dnl Checks for programs.
  26 AC_PROG_CC
  27 AC_PROG_INSTALL
  28
  29 dnl Checks for libraries.
  30 if test "$ac_libiberty" = "NONE"; then
  31   AC_CHECK_LIB(iberty, objalloc_create)
  32   ac_libiberty=auto
  33 else
  34   LIBS="$ac_libiberty $LIBS"
  35 fi
  36 if test "$ac_libbfd" = "NONE"; then
  37   AC_CHECK_LIB(bfd, bfd_openr)
  38   ac_libbfd=auto
  39 else
  40   LIBS="$ac_libbfd $LIBS"
  41 fi
  42
  43 bfd_include_dir=
  44 if test "$ac_bfd_include_dir" != "NONE"; then
  45   bfd_include_dir="-I$ac_bfd_include_dir"
  46 fi
  47
  48 if test "$ac_libbfd" = "NONE" -o "$ac_libiberty" = "NONE" ; then
  49         echo
  50         echo "You need to specify the location of the libfd.a and libiberty.a"
  51         echo "host libraries from the binutils package."
  52         echo
  53         echo "Run configure again specifying these options:"
  54         echo
  55         echo "  ./configure --target=<ARCH> --with-bfd-include-dir=<dir> --with-libbfd=<libbfd.a> --with-libiberty=<libiberty.a>"
  56         echo
  57         exit 1
  58 fi
  59
  60 if test "$ac_bfd_include_dir" = "NONE" ; then
  61         echo
  62         echo "You need to specify the location of the bfd.h header from a"
  63         echo "configured/compiled version of the binutils package for your target."
  64         echo "Without this your elf2flt may crash as it will try to use the"
  65         echo "systems bfd.h which may be from a different binutils package."
  66         echo
  67         echo "Run configure again specifying these options:"
  68         echo
  69         echo "  ./configure --target=<ARCH> --with-bfd-include-dir=<dir> --with-libbfd=<libbfd.a> --with-libiberty=<libiberty.a>"
  70         echo
  71         exit 1
  72 fi
  73
  74 dnl Checks for header files.
  75 AC_HEADER_STDC
  76 AC_CHECK_HEADERS(fcntl.h unistd.h bfd.h)
  77
  78 dnl Checks for typedefs, structures, and compiler characteristics.
  79 AC_C_CONST
  80
  81 dnl Checks for library functions.
  82 AC_FUNC_VPRINTF
  83
  84 dnl Subsitute values
  85 AC_SUBST(target)
  86 AC_SUBST(target_alias)
  87 AC_SUBST(target_cpu)
  88 AC_SUBST(target_os)
  89 AC_SUBST(target_vendor)
  90 AC_SUBST(bfd_include_dir)
  91
  92 AC_OUTPUT(Makefile ld-elf2flt)
  93