configure.ac

   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
  33 AC_INIT([polylib],[5.22.7])
  34 AC_CONFIG_AUX_DIR([.])
  35 # AM_INIT_AUTOMAKE([gnu])
  36 AM_INIT_AUTOMAKE([gnu subdir-objects])
  37 AC_CONFIG_SRCDIR(include/polylib/polylib.h.in)
  38 AC_CONFIG_MACRO_DIR([m4])
  39
  40 AC_PREREQ([2.60])
  41
  42 AC_SUBST(versioninfo)
  43 versioninfo=10:0:2
  44
  45 if test "x$prefix" != "xNONE"; then
  46     prefix_wd=`cd $prefix && pwd`
  47     srcdir_wd=`cd $srcdir && pwd`
  48     wd=`pwd`
  49     if test "x$prefix_wd" = "x$srcdir_wd"; then
  50         AC_MSG_ERROR(Installation in source directory not supported)
  51     fi
  52     if test "x$prefix_wd" = "x$wd"; then
  53         AC_MSG_ERROR(Installation in build directory not supported)
  54     fi
  55 fi
  56
  57 dnl Checks for programs.
  58 AC_LANG(C)
  59 AC_PROG_CC
  60 AC_PROG_LN_S
  61 AC_PROG_INSTALL
  62 LT_INIT
  63 AM_PROG_CC_C_O
  64
  65 dnl Checks for typedefs, structures, and compiler characteristics.
  66 AC_C_CONST
  67
  68 dnl Checks for header files.
  69 m4_warn([obsolete],
  70 [The preprocessor macro `STDC_HEADERS' is obsolete.
  71   Except in unusual embedded environments, you can safely include all
  72   ISO C90 headers unconditionally.])dnl
  73 # Autoupdate added the next two lines to ensure that your configure
  74 # script's behavior did not change.  They are probably safe to remove.
  75 #AC_CHECK_INCLUDES_DEFAULT
  76 #AC_PROG_EGREP
  77
  78 AC_CHECK_HEADERS(limits.h unistd.h)
  79 AC_CHECK_HEADERS(getopt.h)
  80
  81
  82 dnl /*****************************************************************************/
  83 dnl See if the only goal is to create an 'int', 'longint', or 'longlongint' library
  84
  85 AC_CHECK_SIZEOF(int,1)
  86 AC_CHECK_SIZEOF(long int,1)
  87 AC_CHECK_SIZEOF(long long int,1)
  88
  89 AC_SUBST(polylib32_defs)
  90 AC_SUBST(polylib64_defs)
  91 AC_SUBST(polylib128_defs)
  92
  93 for type in long_long_int long_int int; do
  94     case "$type" in
  95         int)
  96             bits=`expr $ac_cv_sizeof_int \* 8`
  97             defs="#define LINEAR_VALUE_IS_INT"
  98             ;;
  99         long_int)
 100             bits=`expr $ac_cv_sizeof_long_int \* 8`
 101             defs="#define LINEAR_VALUE_IS_LONG
 102 #define LINEAR_VALUE_PROTECT_MULTIPLY"
 103             ;;
 104         long_long_int)
 105             bits=`expr $ac_cv_sizeof_long_long_int \* 8`
 106             defs="#define LINEAR_VALUE_IS_LONGLONG
 107 #define LINEAR_VALUE_PROTECT_MULTIPLY
 108 #define LINEAR_VALUE_ASSUME_SOFTWARE_IDIV"
 109             ;;
 110     esac
 111     case "$bits" in
 112         32)
 113             polylib32_defs=$defs
 114             ;;
 115         64)
 116             polylib64_defs=$defs
 117             ;;
 118         128)
 119             polylib128_defs=$defs
 120             ;;
 121     esac
 122 done
 123
 124
 125 AC_SUBST(polylibs)
 126 AC_SUBST(ALL_BITS)
 127
 128 AC_ARG_ENABLE(int-lib,
 129         [  --enable-int-lib        Build an int library],
 130         [lib_type=int
 131          bits=`expr $ac_cv_sizeof_int \* 8`
 132          polylibs="libpolylib$bits.la $polylibs"
 133          ALL_BITS=" $bits $ALL_BITS"
 134         ])
 135 AC_ARG_ENABLE(longint-lib,
 136         [  --enable-longint-lib    Build a long int library],
 137         [lib_type=longint
 138          bits=`expr $ac_cv_sizeof_long_int \* 8`
 139          case "$ALL_BITS" in
 140            *' '$bits' '*) ;;
 141            *) polylibs="libpolylib$bits.la $polylibs"
 142               ALL_BITS=" $bits $ALL_BITS" ;;
 143          esac
 144         ])
 145 AC_ARG_ENABLE(longlongint-lib,
 146         [  --enable-longlongint-lib Build a long long int library],
 147         [lib_type=longlongint
 148          bits=`expr $ac_cv_sizeof_long_long_int \* 8`
 149          case "$ALL_BITS" in
 150            *' '$bits' '*) ;;
 151            *) polylibs="libpolylib$bits.la $polylibs"
 152               ALL_BITS=" $bits $ALL_BITS" ;;
 153          esac
 154         ])
 155
 156 dnl Check for GMP library
 157 AC_MSG_CHECKING(whether to use GMP)
 158 AC_ARG_WITH(libgmp,
 159         [  --with-libgmp[=DIR]     Build a GMP polylib using the GMP library],
 160         gmp_package=$withval, gmp_package=notuserdefined)
 161 if test "x$gmp_package" = "xno"; then
 162         # user choice: don't use gmp
 163         AC_MSG_RESULT([no])
 164 elif test "x$gmp_package" = "xnotuserdefined"; then
 165         # check if we find gmp or not... Don't fail if not
 166         AC_MSG_RESULT(system)
 167         AC_CHECK_HEADER(gmp.h,
 168                 [AC_CHECK_LIB(gmp,main,
 169                     [poly_cv_gmpfatal="no"],
 170                     [poly_cv_gmpfatal="yes"])],
 171                 [poly_cv_gmpfatal="yes"])
 172         if test "$poly_cv_gmpfatal" = "yes"; then
 173                 AC_MSG_RESULT([GMP not found])
 174                 gmp_package=no
 175         else
 176                 AC_CHECK_DECLS(mp_get_memory_functions,[],[
 177                         AC_LIBOBJ(mp_get_memory_functions)
 178                 ],[#include <gmp.h>])
 179         fi
 180 else
 181         # user choice: use gmp
 182         AC_MSG_RESULT(yes)
 183         if test "x$gmp_package" != "xyes"; then
 184             GMP_DIR=$gmp_package
 185             if test ! -d "$GMP_DIR"; then
 186                 AC_MSG_ERROR(Directory given for GMP Distribution is not a directory)
 187             fi
 188             CPPFLAGS="-I$GMP_DIR/include $CPPFLAGS"
 189             LDFLAGS="-L$GMP_DIR/lib $LDFLAGS"
 190         fi
 191         AC_CHECK_HEADER(gmp.h,
 192                 [AC_CHECK_LIB(gmp,main,
 193                     [poly_cv_gmpfatal="no"],
 194                     [poly_cv_gmpfatal="yes"])],
 195                 [poly_cv_gmpfatal="yes"])
 196         if test "$poly_cv_gmpfatal" = "yes"; then
 197                 AC_MSG_ERROR([GMP not found])
 198         else
 199                 AC_CHECK_DECLS(mp_get_memory_functions,[],[
 200                         AC_LIBOBJ(mp_get_memory_functions)
 201                 ],[#include <gmp.h>])
 202         fi
 203
 204         lib_type=gmp
 205         BITS=`expr gmp`
 206         LIBS="-lgmp $LIBS"
 207         polylibs="libpolylib$BITS.la $polylibs"
 208         ALL_BITS="$BITS $ALL_BITS"
 209 fi
 210
 211 # no default libtype defined. Let's try to build all of them.
 212 if test "X$lib_type" = "X"; then
 213         AC_MSG_RESULT(no default type given by user:)
 214         bits=`expr $ac_cv_sizeof_int \* 8`
 215         AC_MSG_RESULT([ Adding 'int' ($bits) representation])
 216         lib_type=int
 217         polylibs="libpolylib$bits.la $polylibs"
 218         ALL_BITS="$bits $ALL_BITS"
 219
 220         if test "$ac_cv_sizeof_long_int" -gt "$ac_cv_sizeof_int"; then
 221                 bits=`expr $ac_cv_sizeof_long_int \* 8`
 222                 AC_MSG_RESULT([Adding 'long int' ($bits)representation])
 223                 lib_type=longint
 224                 polylibs="libpolylib$bits.la $polylibs"
 225                 ALL_BITS="$ALL_BITS $bits"
 226         fi
 227         if test "$ac_cv_sizeof_long_long_int" -gt "$ac_cv_sizeof_long_int"; then
 228                 bits=`expr $ac_cv_sizeof_long_long_int \* 8`
 229                 AC_MSG_RESULT([ Adding 'long long int' ($bits) representation])
 230                 lib_type=longlongint
 231                 polylibs="libpolylib$bits.la $polylibs"
 232                 ALL_BITS="$ALL_BITS $bits"
 233         fi
 234         if test "x$gmp_package" != "xno"; then
 235                 AC_MSG_RESULT([ Adding 'gmp' representation])
 236                 lib_type=gmp
 237                 BITS=`expr gmp`
 238                 LIBS="-lgmp $LIBS"
 239                 polylibs="libpolylib$BITS.la $polylibs"
 240                 ALL_BITS="$ALL_BITS $BITS"
 241         fi
 242 fi
 243
 244 case "$lib_type" in
 245         int)
 246             BITS=`expr $ac_cv_sizeof_int \* 8`
 247             ;;
 248         longint)
 249             BITS=`expr $ac_cv_sizeof_long_int \* 8`
 250             ;;
 251         longlongint)
 252             BITS=`expr $ac_cv_sizeof_long_long_int \* 8`
 253             ;;
 254 esac
 255
 256
 257 AC_SUBST(polylib)
 258 polylib="libpolylib$BITS.la"
 259
 260 dnl extra indirection to avoid automake getting confused
 261 AC_SUBST(multi_bin_programs)
 262 AC_SUBST(multi_noinst_programs)
 263 for pl_bit in $ALL_BITS ; do
 264         multi_bin_programs="$multi_bin_programs \$(multi_bin_programs_${pl_bit})"
 265         multi_noinst_programs="$multi_noinst_programs \$(no_inst_programs_${pl_bit})"
 266 done
 267
 268 dnl /*****************************************************************************/
 269 AC_ARG_ENABLE(extra-suffix,
 270         [  --enable-extra-suffix   Add bits size suffix to executables],
 271         [ if test "$enableval" = yes; then
 272                 program_transform_name="s/\$\$/$BITS/;$program_transform_name"
 273     fi ] )
 274
 275 dnl /********************************************************************/
 276 dnl Check for DOXYGEN package
 277 AC_ARG_WITH(doxygen, [  --with-doxygen          DIR Location of the Doxygen Distribution (http://www.doxygen.org)], doxygen_package=$withval)
 278
 279 dnl AC_MSG_CHECKING(for Doxygen program)
 280 AC_CHECK_PROG(DOXYGEN,doxygen,doxygen,test,[$PATH:$doxygen_package/bin:/usr/local/bin])
 281 dnl AC_MSG_RESULT($DOXYGEN)
 282
 283
 284 dnl AC_CHECK_LIB(pthread, pthread_create)
 285 ACX_PTHREAD()
 286 AC_ARG_ENABLE(threadsafe,
 287         [  --enable-threadsafe     threadsafe polylib (enabled by default if a threading library is found)],
 288         [
 289                 if test "$enable_threadsafe" = "yes" -a "X$PTHREAD_CC" = "X"; then
 290                         AC_MSG_ERROR([pthread library not found])
 291                 fi
 292         ] )
 293
 294 if test "X$PTHREAD_CC" = "X" ; then
 295         AC_MSG_WARN([No pthread library found, PolyLib will not be threadsafe])
 296 elif test "X$enable_threadsafe" = "Xno"; then
 297         AC_MSG_NOTICE([Will NOT build a threadsafe library (as requested)])
 298 else
 299         LIBS="$LIBS $PTHREAD_LIBS"
 300         CFLAGS="$CFLAGS $PTHREAD_CFLAGS -DTHREAD_SAFE_POLYLIB"
 301         CC="$PTHREAD_CC"
 302         AC_MSG_NOTICE([Will build a threadsafe library])
 303 fi
 304
 305 AC_SUBST(LIBS)
 306 AC_SUBST(CFLAGS)
 307 AC_SUBST(CC)
 308
 309 dnl long/int bits and compilation flags
 310 AC_SUBST(BITS)
 311
 312 dnl Used with doxygen
 313 AC_SUBST(DOXYGEN)
 314
 315 dnl Currently, we only create one .pc file
 316 dnl Creating one for each configured version is a bit complicated
 317 PACKAGE_NAME=polylib$BITS
 318 AX_CREATE_PKGCONFIG_INFO
 319
 320 AC_CONFIG_HEADERS(config.h)
 321 AC_CONFIG_FILES([Makefile
 322           include/Makefile
 323           include/polylib/Makefile
 324           include/polylib/polylib.h
 325           Test/Makefile
 326           Test/Zpolytest/Makefile
 327           Test/ehrhart/Makefile
 328           Test/ehrhart_union/Makefile
 329           Test/ranking/Makefile
 330           Test/general/Makefile
 331           Test/pp/Makefile
 332           polylib.doxygen
 333         ])
 334 AC_OUTPUT
 335
 336
 337 echo "---------------------------------------------------"
 338 echo "Polylib will be built with" $ALL_BITS "integer size(s)"
 339 echo "You can proceed with:"
 340 echo "make               :to build the libs and the executables"
 341 echo "make tests         :to test the library"
 342 echo "make install       :to install them (to $prefix)"
 343 echo "---------------------------------------------------"