configure.in

   1
   2 dnl /**-------------------------------------------------------------------**
   3 dnl  **                              PIPLIB                               **
   4 dnl  **-------------------------------------------------------------------**
   5 dnl  **                           configure.in                            **
   6 dnl  **-------------------------------------------------------------------**
   7 dnl  **                   First version: august 11th  2001                **
   8 dnl  **-------------------------------------------------------------------**/
   9 dnl
  10 dnl Input file for autoconf to build a configuration shellscript.
  11
  12
  13 AC_PREREQ(2.13)
  14 AC_INIT(./source/piplib.c)
  15 VERSION="1.0"
  16
  17
  18 dnl /**************************************************************************
  19 dnl  *                              Checking                                  *
  20 dnl  **************************************************************************/
  21
  22
  23 dnl Checks for typedefs, structures, and compiler characteristics.
  24 AC_CANONICAL_SYSTEM
  25
  26 dnl Checks for programs.
  27 AC_PROG_CC
  28 AC_PROG_LN_S
  29 AC_PROG_RANLIB
  30 AC_PROG_MAKE_SET
  31 AC_CHECK_PROG(CD, cd)
  32 dnl Configure needs an empty install.sh file with this, i HATE that...
  33 AC_PROG_INSTALL
  34
  35 dnl Checks for typedefs, structures, and compiler characteristics.
  36 AC_C_CONST
  37 AC_TYPE_SIZE_T
  38
  39
  40 dnl Checks for libraries.
  41 dnl Replace `main' with a function in -lc:
  42 dnl AC_CHECK_LIB(c, main)
  43
  44
  45 dnl Checks for header files.
  46 AC_HEADER_STDC
  47
  48
  49 dnl Set some system dependant values.
  50 case "$target" in
  51   i*-pc-cygwin)
  52         SHEXT="dll"
  53         EXEC_SUFFIX=".exe"
  54         EXTRA_FLAGS="-DCYGWIN"
  55         EXTRA_LIBS="-lcygwin -lkernel32"
  56         PIPLIB="piplibstatic"
  57         INSTALL_PIPLIB="install_piplibstatic" ;;
  58   *)
  59         SHEXT="so"
  60         EXEC_SUFFIX=""
  61         EXTRA_FLAGS=""
  62         EXTRA_LIBS=""
  63         PIPLIB="piplibshared piplibstatic"
  64         INSTALL_PIPLIB="install_piplibshared install_piplibstatic" ;;
  65 esac
  66
  67
  68 dnl Checks sizeof the two supported cases.
  69 AC_CHECK_SIZEOF(int,1)
  70 AC_CHECK_SIZEOF(long long int,1)
  71
  72
  73 dnl /**************************************************************************
  74 dnl  *                             Option setting                             *
  75 dnl  **************************************************************************/
  76
  77
  78 dnl The different packages that can be built and installed.
  79 PIP="pip"
  80 INSTALL_PIP="install_pip"
  81 TO_BUILD="64 32"
  82 INT_BITS=`expr $ac_cv_sizeof_int \* 8`
  83 INT_DFLAGS=-DLINEAR_VALUE_IS_INT
  84 LONG_BITS=`expr $ac_cv_sizeof_long_long_int \* 8`
  85 LONG_DFLAGS=-DLINEAR_VALUE_IS_LONGLONG
  86
  87 dnl Options.
  88 dnl --with-pip=yes, --with-pip=no ou --without-pip
  89 dnl --with-lib=yes, --with-lib=no ou --without-lib
  90 AC_ARG_WITH(pip,
  91         [  --without-pip           disable the compilation of pip],
  92         [ echo "Package pip : $withval" &&
  93         if test "$withval"="no" ; then
  94                 PIP=""
  95                 INSTALL_PIP=""
  96         fi ])
  97 AC_ARG_WITH(lib,
  98         [  --without-lib           disable the compilation of libs],
  99         [ echo "Package lib : $withval" &&
 100         if test "$withval"="no" ; then
 101                 PIPLIB=""
 102                 INSTALL_PIPLIB=""
 103         fi ])
 104
 105 AC_ARG_ENABLE(int-version,
 106         [  --enable-int-version    Only 'int' version is built],
 107         [ echo "Package int : $enableval" &&
 108         if test "$enableval"="no" ; then
 109                 TO_BUILD="32"
 110         fi ])
 111
 112 AC_ARG_ENABLE(llint-version,
 113         [  --enable-llint-version  Only 'long long int' version is built],
 114         [ echo "Package long long int : $enableval" &&
 115         if test "$enableval"="no" ; then
 116                 TO_BUILD="64"
 117         fi ])
 118
 119 dnl Packages to build.
 120 PACKAGES="$PIPLIB $PIP"
 121 TO_INSTALL="$INSTALL_PIPLIB $INSTALL_PIP"
 122
 123
 124 dnl /**************************************************************************
 125 dnl  *                            Substitutions                               *
 126 dnl  **************************************************************************/
 127
 128
 129 dnl Substitutions to do in Makefile.in.
 130 AC_SUBST(VERSION)
 131 AC_SUBST(TO_BUILD)
 132 AC_SUBST(target)
 133 AC_SUBST(CC)
 134 AC_SUBST(LN_S)
 135 AC_SUBST(RANLIB)
 136 AC_SUBST(SHEXT)
 137 AC_SUBST(EXEC_SUFFIX)
 138 AC_SUBST(EXTRA_FLAGS)
 139 AC_SUBST(EXTRA_LIBS)
 140
 141 dnl int/long bits and compilation flags
 142 AC_SUBST(INT_BITS)
 143 AC_SUBST(INT_DFLAGS)
 144 AC_SUBST(LONG_BITS)
 145 AC_SUBST(LONG_DFLAGS)
 146
 147 AC_SUBST(prefix)
 148 AC_SUBST(INSTALL)
 149 AC_SUBST(PACKAGES)
 150 AC_SUBST(TO_INSTALL)
 151
 152 dnl Makefile creation.
 153 AC_OUTPUT(Makefile)
 154
 155
 156 echo "             /*-----------------------------------------------*"
 157 echo "              *         PIP/PipLib configuration is OK        *"
 158 echo "              *-----------------------------------------------*/"
 159 echo "It appears that your system is OK to start PIP/PipLib compilation. You"
 160 echo "need now to type \"make\" to buid the program, then \"make install\" to"
 161 echo "install it on your system."