configure.in

   1 dnl     This file is an input file used by the GNU "autoconf" program to
   2 dnl     generate the file "configure", which is run to configure the
   3 dnl     Makefile in this directory.
   4
   5 # Authors: Bart Kienhuis, Vincent Loechner, T. Risset
   6 # Copyright (c) 2000 The Regents of the University of California.
   7 # All rights reserved.
   8 #
   9 # Permission is hereby granted, without written agreement and without
  10 # license or royalty fees, to use, copy, modify, and distribute this
  11 # software and its documentation for any purpose, provided that the
  12 # above copyright notice and the following two paragraphs appear in all
  13 # copies of this software.
  14 #
  15 # IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
  16 # FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  17 # ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
  18 # THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
  19 # SUCH DAMAGE.
  20 #
  21 # THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
  22 # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  23 # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
  24 # PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
  25 # CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  26 # ENHANCEMENTS, OR MODIFICATIONS.
  27 #
  28 #                                               PT_COPYRIGHT_VERSION_2
  29 #                                               COPYRIGHTENDKEY
  30
  31 dnl Process this file with autoconf to produce a configure script.
  32 define([AC_CACHE_LOAD], )dnl
  33 define([AC_CACHE_SAVE], )dnl
  34 AC_INIT(include/polylib/polylib.h)
  35
  36 VERSION=5.11
  37
  38 dnl Checks for typedefs, structures, and compiler characteristics.
  39 AC_CANONICAL_SYSTEM
  40
  41 dnl Checks for programs.
  42 AC_PROG_CC
  43 AC_PROG_LN_S
  44 AC_PROG_RANLIB
  45 AC_PROG_INSTALL
  46
  47 dnl Checks for typedefs, structures, and compiler characteristics.
  48 AC_C_CONST
  49
  50 dnl Checks for header files.
  51 AC_HEADER_STDC
  52 AC_CHECK_HEADERS(limits.h unistd.h)
  53
  54
  55 case "$target" in
  56   *hpux*)
  57         LD="ld";
  58         SHEXT="sl" ;
  59         EXEC_SUFFIX=
  60         SHAREDLIB_FLAG="-Wl,-B,immediate,-B,nonfatal,-B,verbose";
  61         LDCONFIG=
  62         INSTALL_LIB="install-static install-shared" ;;
  63   i*-*-linux-gnu)
  64         LD="gcc"
  65         SHEXT="so" ;
  66         EXEC_SUFFIX=
  67         SHAREDLIB_FLAG="-shared"
  68         LDCONFIG=ldconfig
  69         INSTALL_LIB="install-static install-shared" ;;
  70   *-sun-solaris*)
  71         LD="gcc"
  72         SHEXT="so"
  73         EXEC_SUFFIX=
  74         SHAREDLIB_FLAG="-G"
  75         LDCONFIG=
  76         prefix="$(PWD)"
  77         INSTALL_LIB="install-static" ;;
  78  *-pc-solaris*)
  79         LD="gcc"
  80         SHEXT="so"
  81         EXEC_SUFFIX=
  82         SHAREDLIB_FLAG="-G"
  83         LDCONFIG=
  84         INSTALL_LIB="install-static" ;;
  85  i*-pc-cygwin)
  86         LD="ld -r"
  87         SHEXT="dll"
  88         SHAREDLIB_FLAG=""
  89         LIBS="$LIBS -lcygwin -lkernel32 -lcrtdll"
  90         prefix="$(PWD)"
  91         EXEC_SUFFIX=.exe
  92         LDCONFIG=
  93         EXTRA_FLAGS="-DCYGWIN"
  94         INSTALL_LIB="install-static" ;;
  95     *) AC_MSG_ERROR([ARCH "$target" is not supported]) ;;
  96 esac
  97
  98
  99 dnl /*****************************************************************************/
 100 dnl See if the only goal is to create an 'int', 'longint', or 'longlongint' library
 101
 102 AC_CHECK_SIZEOF(int,1)
 103 case "$target" in
 104  i*-pc-cygwin)
 105         echo "... sorry 4"
 106         ac_cv_sizeof_int=4;;
 107 esac
 108 AC_CHECK_SIZEOF(long int,1)
 109 case "$target" in
 110  i*-pc-cygwin)
 111         echo "... sorry 4"
 112         ac_cv_sizeof_long_int=4;;
 113 esac
 114 AC_CHECK_SIZEOF(long long int,1)
 115 case "$target" in
 116  i*-pc-cygwin)
 117         echo "... sorry 8"
 118         ac_cv_sizeof_long_long_int=8;;
 119 esac
 120
 121
 122 AC_ARG_ENABLE(int-lib,[ --enable-int-lib         Enable that only an int library is constructed], only_int_lib=$enableval,only_int_lib=no)
 123 AC_ARG_ENABLE(longint-lib,[ --enable-longint-lib     Enable that only a long int library is constructed (default)], only_longint_lib=$enableval,only_longint_lib=no)
 124 AC_ARG_ENABLE(longlongint-lib,[ --enable-longlongint-lib Enable that only a long long int library is constructed], only_longlongint_lib=$enableval,only_longlongint_lib=no)
 125 AC_ARG_ENABLE(gmpint-lib,[ --enable-gmpint-lib Enable that only a gmp int library is constructued], only_gmpint_lib=$enableval,only_gmpint_lib=no)
 126 AC_ARG_ENABLE(allint-lib,[ --enable-allint-lib Enable that 32, 64 and gmp int library is constructued], allint_lib=$enableval,allint_lib=no)
 127
 128 INT_BITS=`expr $ac_cv_sizeof_int \* 8`
 129 INT_AFLAGS=-DLINEAR_VALUE_IS_INT
 130
 131 LONG_BITS=`expr $ac_cv_sizeof_long_long_int \* 8`
 132 LONG_AFLAGS="-DLINEAR_VALUE_IS_LONGLONG -DLINEAR_VALUE_PROTECT_MULTIPLY\
 133                         -DLINEAR_VALUE_ASSUME_SOFTWARE_IDIV"
 134
 135 GMP_BITS=`expr gmp`
 136 GMP_AFLAGS="-DGNUMP"
 137
 138
 139 if test "$only_int_lib" = "yes"; then
 140         no_long=yes
 141 elif test "$only_longint_lib" = "yes"; then
 142 dnl /* type "long int" is built using INT_AFLAGS.
 143         INT_BITS=`expr $ac_cv_sizeof_long_int \* 8`
 144         INT_AFLAGS="-DLINEAR_VALUE_IS_LONG -DLINEAR_VALUE_PROTECT_MULTIPLY\
 145                         -DLINEAR_VALUE_ASSUME_SOFTWARE_IDIV"
 146         no_long=yes
 147 elif test "$only_longlongint_lib" = "yes"; then
 148         no_long=no
 149 elif test "$only_gmpint_lib" = "yes"; then
 150         no_long=no
 151 else
 152
 153 dnl /******************************************************************/
 154 dnl Check the size of the int's.
 155 dnl three sizes library can be constructed: size = INT, LONG, or GMP.
 156 dnl have to compute [size]BITS and [size]AFLAGS
 157
 158 AC_MSG_CHECKING(what the LONG representation is)
 159 no_long=no
 160 if test "$ac_cv_sizeof_long_long_int" -gt "$ac_cv_sizeof_int"; then
 161         LONG_BITS=`expr $ac_cv_sizeof_long_long_int \* 8`
 162         AC_MSG_RESULT([long long int, $LONG_BITS bits])
 163 elif test "$ac_cv_sizeof_long_int" -gt "$ac_cv_sizeof_int"; then
 164         LONG_BITS=`expr $ac_cv_sizeof_long_int \* 8`
 165         AC_MSG_RESULT([long int, $LONG_BITS bits])
 166 else
 167         AC_MSG_RESULT([NONE!])
 168         no_long=yes
 169 fi
 170 fi
 171
 172 case "$target" in
 173  i*-pc-cygwin)
 174            no_long=yes
 175 esac
 176
 177 if test "$no_long" = "yes"; then
 178         LIBS_TO_BUILD=$INT_BITS
 179         EXEC_TO_BUILD=$INT_BITS
 180         DEFAULT_INT_BITS=$INT_BITS
 181         DEFAULT_AFLAGS=$INT_AFLAGS
 182 elif test "$only_longlongint_lib" = "yes"; then
 183         LIBS_TO_BUILD=$LONG_BITS
 184         EXEC_TO_BUILD=$LONG_BITS
 185         DEFAULT_INT_BITS=$LONG_BITS
 186         DEFAULT_AFLAGS=$LONG_AFLAGS
 187 elif test "$only_gmpint_lib" = "yes"; then
 188         LIBS_TO_BUILD=$GMP_BITS
 189         EXEC_TO_BUILD=$GMP_BITS
 190         DEFAULT_INT_BITS=$GMP_BITS
 191         DEFAULT_AFLAGS=$GMP_AFLAGS
 192         usegmp=yes
 193 elif test "$allint_lib" = "yes"; then
 194         LIBS_TO_BUILD="$INT_BITS $LONG_BITS $GMP_BITS"
 195         EXEC_TO_BUILD="$LONG_BITS"
 196         DEFAULT_INT_BITS=$INT_BITS
 197         DEFAULT_AFLAGS=$INT_AFLAGS
 198         usegmp=yes
 199 else
 200         LIBS_TO_BUILD="$LONG_BITS"
 201         EXEC_TO_BUILD="$LONG_BITS"
 202         DEFAULT_INT_BITS=$LONG_BITS
 203         DEFAULT_AFLAGS=$LONG_AFLAGS
 204 fi
 205
 206 AC_ARG_ENABLE(short-exec,[ --enable-short-exec      Enable that the int library is used by the executables (by default, the long library is used if built)],[ if test "$enableval" = yes; then
 207                 EXEC_TO_BUILD=$INT_BITS
 208                 DEFAULT_INT_BITS=$INT_BITS
 209                 DEFAULT_AFLAGS=$INT_AFLAGS
 210
 211     fi ] )
 212
 213 dnl /*****************************************************************************/
 214 EXEC_EXTRA_SUFFIX=$EXEC_SUFFIX
 215 AC_ARG_ENABLE(extra-suffix,[ --enable-extra-suffix    Enable that the executables take an extra suffix depending on the library size],[ if test "$enableval" = yes; then
 216                 EXEC_EXTRA_SUFFIX="\$(BITS)$EXEC_SUFFIX"
 217     fi ] )
 218 AC_ARG_ENABLE(all-exec,[ --enable-all-exec        Enable that all sized libraries are used to build the executables of each, which take an extra suffix depending on the library (by default, only the long library is used)],[ if test "$enableval" = yes; then
 219                 EXEC_TO_BUILD="$LIBS_TO_BUILD"
 220                 DEFAULT_INT_BITS=$INT_BITS
 221                 DEFAULT_AFLAGS=$INT_AFLAGS
 222                 EXEC_EXTRA_SUFFIX="\$(BITS)$EXEC_SUFFIX"
 223     fi ] )
 224
 225 dnl /*****************************************************************************/
 226 dnl install static/shared/none libraries (default : see below)
 227 EXEC_EXTRA_LIBS="-lpolylib\$(BITS)"
 228 dnl See if the only goal is to create a shared library
 229 AC_ARG_ENABLE(onlyshared,[ --enable-onlyshared      Enable that only a shared library is constructued], only_shared=$enableval,only_shared=no)
 230 if test "$only_shared" = "yes"; then
 231         INSTALL_LIB="install-shared"
 232 fi
 233 dnl See if the only goal is to create a static library
 234 AC_ARG_ENABLE(onlystatic,[ --enable-onlystatic      Enable that only a static library is constructued], only_static=$enableval,only_static=no)
 235 if test "$only_static" = "yes"; then
 236         INSTALL_LIB="install-static"
 237 fi
 238 dnl See if the user does not want to create any library
 239 AC_ARG_ENABLE(install-lib,[ --disable-install-lib    Disable installation of the library],
 240         [if test "$enableval" = "no"; then
 241                 INSTALL_LIB=""
 242                 EXEC_EXTRA_LIBS="-L\$(OBJ_DIR) $EXEC_EXTRA_LIBS"
 243         fi], EXEC_EXTRA_LIBS="-L$libdir $EXEC_EXTRA_LIBS" )
 244
 245 AC_ARG_WITH(ldconfig-cache, [ --with-ldconfig-cache=FILE Run ldconfig -C <FILE>],
 246         [if test "x$LDCONFIG" = "xldconfig"; then
 247                 LDCONFIG="$LDCONFIG -C $withval"
 248         fi])
 249
 250
 251 dnl /*****************************************************************************/
 252 dnl Check for GMP library
 253 AC_ARG_WITH(libgmp, [ --with-libgmp            DIR Location of the GMP Distribution], gmp_package=$withval,gmp_package=yes)
 254
 255 EXTRA_LIBS=
 256 EXTRA_INCLUDE=
 257
 258 dnl if test "x$usegmp" = "xyes"; then
 259         AC_MSG_CHECKING(for GMP)
 260         if test "x$gmp_package" = "xno"; then
 261                 AC_MSG_RESULT(no)
 262         else
 263                 if test "x$gmp_package" = "xyes"; then
 264                         AC_CHECK_HEADER(gmp.h,
 265                                 AC_CHECK_LIB(gmp,main,
 266                                         [ EXTRA_LIBS="-lgmp $EXTRA_LIBS"]))
 267                 else
 268         dnl Check if the GMP directory is a valid location
 269                         GMP_DIR=$gmp_package
 270                         if test ! -d "$GMP_DIR"; then
 271                         AC_ERROR(Directory given for GMP Distribution is not a directory)
 272                         else
 273                                 GMP_INC=$GMP_DIR/include
 274                                 GMP_LIB=$GMP_DIR/lib
 275                                 if test ! -f $GMP_INC/gmp.h; then
 276                                 AC_ERROR(Can't find $GMP_INC/gmp.h)
 277                                 elif test -f $GMP_LIB/libgmp.so -o -f $GMP_LIB/libgmp.a -o -f $GMP_LIB/libgmp.$SHEXT; then
 278                                         EXTRA_INCLUDES="-I$GMP_INC"
 279                                         EXTRA_LIBS="-L$GMP_LIB -lgmp $EXTRA_LIBS"
 280                                         AC_MSG_RESULT(yes)
 281                                 else
 282                                 AC_ERROR(Can't find $GMP_LIB/libgmp.so nor $GMP_LIB/libgmp.a nor $GMP_LIB/libgmp.$SHEXT)
 283                                 fi
 284                         fi
 285                 fi
 286         fi
 287 dnl fi
 288
 289 echo "Polylib will be built with " $LIBS_TO_BUILD "integer size"
 290 echo "---------------------------------------------------"
 291 echo "You can choose either:"
 292 echo "make:              to build the libs,  and build the executables"
 293 echo "make libs:         to build only the libraries"
 294 echo "make install-libs: to install them somewhere (default /usr/local)"
 295 echo "make install:      to build and install everything somewhere (default /usr/local)"
 296 echo "---------------------------------------------------"
 297
 298
 299 AC_SUBST(VERSION)
 300
 301 AC_SUBST(LD)
 302 AC_SUBST(SHEXT)
 303 AC_SUBST(SHAREDLIB_FLAG)
 304 AC_SUBST(LIBS)
 305 AC_SUBST(INSTALL_LIB)
 306 AC_SUBST(LDCONFIG)
 307
 308 dnl define variants of polylib to build
 309 AC_SUBST(LIBS_TO_BUILD)
 310 AC_SUBST(EXEC_TO_BUILD)
 311
 312 dnl long/int bits and compilation flags
 313 AC_SUBST(INT_BITS)
 314 AC_SUBST(INT_AFLAGS)
 315 AC_SUBST(LONG_BITS)
 316 AC_SUBST(LONG_AFLAGS)
 317 AC_SUBST(GMP_BITS)
 318 AC_SUBST(GMP_AFLAGS)
 319
 320 AC_SUBST(DEFAULT_INT_BITS)
 321 AC_SUBST(DEFAULT_AFLAGS)
 322
 323 dnl Used with GMP is selected
 324 AC_SUBST(EXTRA_INCLUDES)
 325 AC_SUBST(EXTRA_LIBS)
 326
 327 AC_SUBST(EXEC_EXTRA_SUFFIX)
 328 AC_SUBST(EXEC_EXTRA_LIBS)
 329
 330 dnl Used with CYGWIN platform
 331 AC_SUBST(EXTRA_FLAGS)
 332
 333
 334 AC_OUTPUT(vars.mk)
 335
 336
 337