| 1 | dnl Run autoconf on this file to produce the system configuration |
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| 2 | dnl script "configure" |
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| 3 | |
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| 4 | # FileName [ configure.in ] |
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| 5 | # |
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| 6 | # PackageName [ cusp ] |
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| 7 | # |
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| 8 | # Synopsis [ System configuration script for autoconf ] |
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| 9 | # |
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| 10 | # SeeAlso [ Makefile.in ] |
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| 11 | # |
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| 12 | # Author [ Stephen Edwards <sedwards@eecs.berkeley.edu> ] |
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| 13 | # |
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| 14 | # Copyright [ |
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| 15 | # Copyright (c) 1994-1996 The Regents of the Univ. of California. |
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| 16 | # All rights reserved. |
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| 17 | # |
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| 18 | # Permission is hereby granted, without written agreement and without license |
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| 19 | # or royalty fees, to use, copy, modify, and distribute this software and its |
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| 20 | # documentation for any purpose, provided that the above copyright notice and |
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| 21 | # the following two paragraphs appear in all copies of this software. |
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| 22 | # |
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| 23 | # IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR |
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| 24 | # DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT |
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| 25 | # OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF |
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| 26 | # CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | # |
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| 28 | # THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, |
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| 29 | # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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| 30 | # FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN |
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| 31 | # "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE |
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| 32 | # MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
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| 33 | # ] |
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| 34 | # |
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| 35 | # Revision [$Id: configure.in,v 1.7 2009-04-13 18:44:51 hhkim Exp $] |
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| 36 | |
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| 37 | # Require autoconf version 2.11 or above -- it checks to see if the C |
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| 38 | # compiler actually works! |
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| 39 | |
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| 40 | AC_PREREQ(2.11) |
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| 41 | |
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| 42 | AC_INIT(src/sat/sat.c) |
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| 43 | |
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| 44 | # Look for install.sh, config.guess, and config.sub in the "helpers" dir |
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| 45 | AC_CONFIG_AUX_DIR(helpers) |
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| 46 | |
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| 47 | #---------------------------------------------------------------------- |
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| 48 | # Configuration options |
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| 49 | #---------------------------------------------------------------------- |
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| 50 | |
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| 51 | # Give the configurer a chance to set a different location for the CUSP |
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| 52 | # source. When specified, "srcdir" points to "master" source, and |
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| 53 | # "local_srcdir" points to the source under local development. |
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| 54 | |
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| 55 | AC_SUBST(local_srcdir) |
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| 56 | AC_ARG_WITH(local-srcdir, |
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| 57 | [ --with-local-srcdir=<srcdir> Specify the root directory to search for |
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| 58 | source for packages (the PKGS list). |
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| 59 | Expects to find, e.g., <srcdir>/tbl/tbl.c], |
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| 60 | [local_srcdir=$withval], |
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| 61 | [local_srcdir=$srcdir]) |
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| 62 | |
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| 63 | #---------------------------------------------------------------------- |
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| 64 | # Checks for programs we need |
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| 65 | #---------------------------------------------------------------------- |
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| 66 | AC_PATH_PROG(AR, ar, ar) |
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| 67 | AC_PROG_RANLIB |
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| 68 | |
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| 69 | AC_CANONICAL_TARGET |
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| 70 | AC_SUBST(target) |
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| 71 | |
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| 72 | # Determine the name of the C compiler we're going to use |
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| 73 | AC_ARG_ENABLE(times-resolution, [ --enable-times-resolution=<hertz> |
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| 74 | Set the resolution of the times() function (only |
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| 75 | necessary for non-POSIX systems).], |
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| 76 | [AC_DEFINE_UNQUOTED(CLOCK_RESOLUTION,$enableval)], |
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| 77 | [AC_DEFINE_UNQUOTED(CLOCK_RESOLUTION,60)]) |
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| 78 | |
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| 79 | |
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| 80 | AC_ARG_ENABLE(gcc, |
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| 81 | [ --enable-gcc Allow use of gcc if available], |
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| 82 | [gcc_ok=$enableval], [gcc_ok=no]) |
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| 83 | |
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| 84 | # We cannot set CC=g++ directly because many configuration test programs |
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| 85 | # do not compile with g++. Hence, when the user specifies --enable-gcc=g++, |
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| 86 | # we set CC=gcc during configuration, and then CC=g++ at the end. |
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| 87 | if test "$gcc_ok" != no; then |
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| 88 | case "$gcc_ok" in |
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| 89 | yes | g++) |
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| 90 | CC=gcc ;; |
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| 91 | *) |
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| 92 | CC=$gcc_ok |
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| 93 | esac |
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| 94 | else |
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| 95 | if test -z "$CC" ; then |
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| 96 | # Balakrishna Kumthekar <kumtheka@colorado.edu> |
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| 97 | # As we do not support cc on RS6000, Cygwin and SunOS. |
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| 98 | case "$target" in |
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| 99 | rs6000-ibm-aix* | *-pc-cygwin32 | sparc-sun-sunos*) |
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| 100 | CC=gcc ;; |
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| 101 | *) |
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| 102 | CC=cc ;; |
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| 103 | esac |
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| 104 | fi |
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| 105 | fi |
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| 106 | AC_PROG_CC |
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| 107 | |
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| 108 | AC_ARG_ENABLE(64, |
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| 109 | [ --enable-64 Use 64-bit pointers on 64-bit Alpha machines], |
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| 110 | [use_sixty_four=$enableval], [use_sixty_four=no]) |
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| 111 | |
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| 112 | # Gcc does not support 32-bit pointers on the Alphas. |
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| 113 | if test "$gcc_ok" != no; then |
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| 114 | use_sixty_four=yes |
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| 115 | fi |
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| 116 | |
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| 117 | # Roderick Bloem (rbloem@colorado.edu): making a special case for |
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| 118 | # ultrix install, since it's annoying about setting groupids. |
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| 119 | case "$target" in |
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| 120 | mips-dec-ultrix*) |
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| 121 | INSTALL="helpers/install-sh -c" |
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| 122 | INSTALL_PROGRAM="\${INSTALL}" |
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| 123 | INSTALL_DATA="\${INSTALL} -m 644";; |
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| 124 | *) |
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| 125 | AC_PROG_INSTALL ;; |
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| 126 | esac |
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| 127 | |
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| 128 | # Determine the compiler flags to use |
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| 129 | |
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| 130 | DEBUG_CFLAGS="-g" |
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| 131 | DEBUG_LDFLAGS="" |
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| 132 | |
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| 133 | case "$target" in |
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| 134 | |
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| 135 | sparc-sun-solaris* | i386-pc-solaris*) |
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| 136 | # Sparc and X86 Solaris: |
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| 137 | # -xO3: Highest safe level of optimization |
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| 138 | # -native: Optimize for the native processor (if supported) |
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| 139 | # -dalign: Generate double-word load/store for performance |
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| 140 | # (only for SPARC) |
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| 141 | # and other arcane compilation flags. |
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| 142 | if test "$GCC" = yes; then |
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| 143 | OPTIMIZE_CFLAGS="-O" |
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| 144 | else |
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| 145 | case "$target" in |
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| 146 | sparc-sun-solaris*) |
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| 147 | ALIGN=" -dalign" ;; |
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| 148 | *) |
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| 149 | ALIGN="" ;; |
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| 150 | esac |
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| 151 | AC_MSG_CHECKING([for -native]) |
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| 152 | CFLAGS="-xO3 -native$ALIGN" |
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| 153 | AC_CACHE_VAL(ac_cv_have_native, |
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| 154 | [ AC_TRY_RUN([ |
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| 155 | main(){exit(0);} |
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| 156 | ],ac_cv_have_native=yes,ac_cv_have_native=no,ac_cv_have_native=no)]) |
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| 157 | if test $ac_cv_have_native = yes ; then |
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| 158 | AC_MSG_RESULT(working) |
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| 159 | OPTIMIZE_CFLAGS="-xO3 -native$ALIGN" |
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| 160 | else |
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| 161 | AC_MSG_RESULT(broken) |
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| 162 | AC_MSG_CHECKING([for fallback optimization flags]) |
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| 163 | CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
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| 164 | AC_CACHE_VAL(ac_cv_have_fallback, |
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| 165 | [ AC_TRY_RUN([ |
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| 166 | main(){exit(0);} |
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| 167 | ],ac_cv_have_fallback=yes,ac_cv_have_fallback=no,ac_cv_have_fallback=no)]) |
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| 168 | if test $ac_cv_have_fallback = yes ; then |
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| 169 | AC_MSG_RESULT(working) |
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| 170 | OPTIMIZE_CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
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| 171 | else |
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| 172 | AC_MSG_RESULT(broken) |
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| 173 | OPTIMIZE_CFLAGS="-O" |
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| 174 | fi |
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| 175 | fi |
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| 176 | fi |
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| 177 | ;; |
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| 178 | |
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| 179 | alpha-dec-osf*) |
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| 180 | # DEC Alpha running OSF: |
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| 181 | |
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| 182 | # 64-bit mode: |
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| 183 | # -g3: Produce symbol table information for optimized code |
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| 184 | # -O4: Enable every optimization |
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| 185 | # -std: Enforce the ANSI standard with extensions, define __STDC__ |
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| 186 | # -ieee_with_no_inexact: Disable (potentially slow) signaling |
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| 187 | # for inexact floating-point results |
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| 188 | # -tune host: Tune instructions for the compilation host machine |
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| 189 | OPTIMIZE_CFLAGS="-g3 -O4 -std -ieee_with_no_inexact -tune host" |
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| 190 | DEBUG_CFLAGS="-g -std -ieee_with_no_inexact" |
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| 191 | |
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| 192 | # -non_shared: Do not use shared libraries |
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| 193 | # -om: Generate an OMAGIC file for the om optimizer |
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| 194 | OPTIMIZE_LDFLAGS="-non_shared" |
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| 195 | if test "$use_sixty_four" = "no"; then |
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| 196 | # 32-bit mode: |
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| 197 | # -xtaso: Make the compiler respond to #pragma pointer_size directives |
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| 198 | OPTIMIZE_CFLAGS="$OPTIMIZE_CFLAGS -xtaso" |
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| 199 | DEBUG_CFLAGS="$DEBUG_CFLAGS -xtaso" |
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| 200 | |
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| 201 | # -taso: Load the executable into the lower 31-bit address space |
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| 202 | OPTIMIZE_LDFLAGS="$OPTIMIZE_LDFLAGS -om -taso" |
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| 203 | DEBUG_LDFLAGS="$DEBUG_LDFLAGS -taso" |
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| 204 | |
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| 205 | AC_DEFINE(SIZEOF_VOID_P, 4) |
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| 206 | ac_sizeof_voidp=4 |
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| 207 | fi |
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| 208 | ;; |
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| 209 | |
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| 210 | hppa*-*-hpux*) |
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| 211 | # HP running HPUX |
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| 212 | # -Aa: Behave as an ANSI compiler |
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| 213 | # -D_HPUX_SOURCE: Include "HP-specific" symbols in the header |
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| 214 | # files (e.g., this means sys/resource.h has struct rusage) |
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| 215 | # +Onolimit: removes resource restrictions for optimization |
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| 216 | OPTIMIZE_CFLAGS="-O -Aa +Onolimit -D_HPUX_SOURCE" |
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| 217 | DEBUG_CFLAGS="-g -Aa -D_HPUX_SOURCE" ;; |
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| 218 | |
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| 219 | *) |
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| 220 | # Other systems: |
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| 221 | OPTIMIZE_CFLAGS="-O" ;; |
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| 222 | |
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| 223 | esac |
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| 224 | |
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| 225 | if test "$GCC" = yes; then |
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| 226 | case "$target" in |
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| 227 | i686-pc-linux-gnu | i386-pc-solaris* | i386-pc-cygwin32 | i386-*-freebsd*) |
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| 228 | AC_MSG_CHECKING([for -mcpu and -malign compiler options]) |
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| 229 | CFLAGS="-g -O6 -mcpu=pentiumpro -malign-double -static -fno-strict-aliasing" |
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| 230 | AC_TRY_COMPILE(,,ac_have_mcpu=yes,ac_have_mcpu=no) |
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| 231 | if test "$ac_have_mcpu" = yes; then |
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| 232 | AC_MSG_RESULT(working) |
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| 233 | OPTIMIZE_CFLAGS="-g -O6 -mcpu=pentiumpro -malign-double -static -fno-strict-aliasing" |
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| 234 | else |
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| 235 | AC_MSG_RESULT(broken) |
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| 236 | OPTIMIZE_CFLAGS="-g -O3" |
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| 237 | fi |
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| 238 | ;; |
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| 239 | sparc-sun-solaris*) |
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| 240 | AC_MSG_CHECKING([for -mtune compiler option]) |
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| 241 | CFLAGS="-g -O6 -mtune=ultrasparc" |
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| 242 | AC_TRY_COMPILE(,,ac_have_mtune=yes,ac_have_mtune=no) |
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| 243 | if test "$ac_have_mtune" = yes; then |
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| 244 | AC_MSG_RESULT(working) |
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| 245 | OPTIMIZE_CFLAGS="-g -O6 -mtune=ultrasparc" |
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| 246 | else |
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| 247 | AC_MSG_RESULT(not working) |
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| 248 | OPTIMIZE_CFLAGS="-g -O3" |
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| 249 | fi |
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| 250 | ;; |
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| 251 | *) |
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| 252 | OPTIMIZE_CFLAGS="-g -O3" |
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| 253 | ;; |
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| 254 | esac |
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| 255 | OPTIMIZE_LDFLAGS="" |
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| 256 | DEBUG_CFLAGS="-g" |
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| 257 | DEBUG_LDFLAGS="" |
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| 258 | fi |
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| 259 | |
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| 260 | AC_ARG_WITH(comp-mode, |
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| 261 | [ --with-comp-mode=<mode> Specify a special compilation mode: |
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| 262 | optimize (the default): Produce optimized |
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| 263 | code, with symbol table information |
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| 264 | if supported on the platform/compiler, |
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| 265 | and without asserts. |
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| 266 | debug: Produce unoptimized code with symbol table |
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| 267 | information and asserts enabled], |
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| 268 | [comp_mode=$withval], |
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| 269 | [comp_mode=optimize]) |
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| 270 | AC_SUBST(LINKER) |
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| 271 | AC_SUBST(PLINKER) |
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| 272 | |
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| 273 | LINKER="$CC" |
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| 274 | |
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| 275 | case "$comp_mode" in |
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| 276 | debug) |
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| 277 | CFLAGS="$DEBUG_CFLAGS" |
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| 278 | LDFLAGS="$DEBUG_LDFLAGS" ;; |
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| 279 | optimize | *) |
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| 280 | CFLAGS="$OPTIMIZE_CFLAGS" |
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| 281 | LDFLAGS="$OPTIMIZE_LDFLAGS" |
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| 282 | AC_DEFINE(NDEBUG) ;; |
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| 283 | esac |
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| 284 | |
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| 285 | AC_PROG_LEX |
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| 286 | AC_MSG_CHECKING(if $LEX accepts the -o and -P options) |
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| 287 | |
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| 288 | AC_CACHE_VAL(ac_cv_flex_accepts_op, |
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| 289 | [ ac_cv_flex_accepts_op=yes ; |
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| 290 | echo "%%\ |
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| 291 | %%" | $LEX -Ptest -o/dev/null >/dev/null 2>&1 || ac_cv_flex_accepts_op=no ]) |
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| 292 | if test $ac_cv_flex_accepts_op = yes ; then |
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| 293 | AC_MSG_RESULT(yes) |
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| 294 | else |
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| 295 | AC_MSG_RESULT(no) |
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| 296 | AC_MSG_WARN([You either need a newer version of flex, or need to modify |
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| 297 | the defintion of LEX in the Makefile to point to a version that does |
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| 298 | accept -p -t and -o.]) |
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| 299 | fi |
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| 300 | |
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| 301 | AC_PROG_YACC |
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| 302 | AC_MSG_CHECKING([if $YACC accepts the -p, -t, and -o options]) |
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| 303 | AC_CACHE_VAL(ac_cv_yacc_accepts_pto, |
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| 304 | [ ac_cv_yacc_accepts_pto=yes ; |
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| 305 | echo "%token terminal\ |
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| 306 | %%\ |
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| 307 | nonterminal: terminal\ |
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| 308 | %%" > config.in |
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| 309 | $YACC -ptest -o /dev/null config.in >/dev/null 2>&1 || ac_cv_yacc_accepts_pto=no |
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| 310 | rm -f config.in ]) |
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| 311 | if test $ac_cv_yacc_accepts_pto = yes ; then |
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| 312 | AC_MSG_RESULT(yes) |
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| 313 | else |
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| 314 | AC_MSG_RESULT(no) |
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| 315 | AC_MSG_WARN([You either need a newer version of bison, or need to modify |
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| 316 | the defintion of YACC in the Makefile to point to a version that does |
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| 317 | accept -p -t and -o.]) |
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| 318 | fi |
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| 319 | |
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| 320 | #---------------------------------------------------------------------- |
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| 321 | # Checks for headers and libraries |
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| 322 | #---------------------------------------------------------------------- |
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| 323 | AC_HEADER_STDC |
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| 324 | |
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| 325 | # Define HAVE_SYS_WAIT_H if sys/wait.h exists and is POSIX-compliant |
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| 326 | AC_HEADER_SYS_WAIT |
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| 327 | |
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| 328 | |
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| 329 | AC_SUBST(LIBDIRS) |
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| 330 | |
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| 331 | # add -lucb to LIBS and -L/usr/ucblib to LIBDIRS |
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| 332 | # if there's a libucb.a available |
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| 333 | # (Solaris needs this for signals) |
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| 334 | |
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| 335 | ac_save_ldflags="$LDFLAGS" |
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| 336 | LDFLAGS=-L/usr/ucblib |
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| 337 | AC_CHECK_LIB(ucb,main,LIBDIRS="$LIBDIRS -L/usr/ucblib") |
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| 338 | LDFLAGS="$ac_save_ldflags" |
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| 339 | |
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| 340 | # Check for gmp library |
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| 341 | AC_CHECK_LIB(gmp, __gmpz_init, , |
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| 342 | [AC_MSG_WARN([GNU MP not found, see http://gmplib.org/])]) |
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| 343 | |
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| 344 | # Check for these system header files |
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| 345 | AC_CHECK_HEADERS(sys/file.h sys/stat.h unistd.h errno.h sys/wait.h pwd.h sys/types.h sys/times.h sys/time.h signal.h sys/signal.h) |
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| 346 | |
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| 347 | # Check for gmp header file |
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| 348 | AC_CHECK_HEADERS(/usr/include/gmp.h) |
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| 349 | |
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| 350 | #---------------------------------------------------------------------- |
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| 351 | # Checks for typedefs, structures, and compiler characteristics. |
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| 352 | #---------------------------------------------------------------------- |
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| 353 | |
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| 354 | # Check to see if the compiler understands "const" |
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| 355 | # #define it empty otherwise |
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| 356 | AC_C_CONST |
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| 357 | |
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| 358 | # Sort out "time.h" nonsense |
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| 359 | AC_HEADER_TIME |
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| 360 | |
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| 361 | AC_STRUCT_TM |
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| 362 | |
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| 363 | # Set RETSIGTYPE to the proper return type for a signal handler (void or int) |
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| 364 | AC_TYPE_SIGNAL |
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| 365 | |
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| 366 | #---------------------------------------------------------------------- |
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| 367 | # Checks for library functions. |
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| 368 | #---------------------------------------------------------------------- |
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| 369 | |
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| 370 | AC_PROG_GCC_TRADITIONAL |
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| 371 | AC_FUNC_MEMCMP |
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| 372 | AC_TYPE_SIGNAL |
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| 373 | AC_CHECK_FUNCS(gettimeofday sysconf strchr strstr setvbuf getenv unlink mkstemp close) |
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| 374 | |
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| 375 | #----------------------------------------------------------------------- |
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| 376 | # Check for mawk, gawk, nawk, awk in that order |
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| 377 | #----------------------------------------------------------------------- |
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| 378 | AC_PROG_AWK |
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| 379 | |
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| 380 | #---------------------------------------------------------------------- |
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| 381 | # Create the Makefile from Makefile.in |
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| 382 | #---------------------------------------------------------------------- |
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| 383 | if test "$gcc_ok" = "g++"; then |
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| 384 | CC=$gcc_ok |
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| 385 | fi |
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| 386 | AC_OUTPUT(Makefile) |
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