| 1 | dnl Process this file with autoconf to produce a configure script. |
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| 2 | AC_INIT(matpol.h) |
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| 3 | AC_CONFIG_HEADER(mod2.h) |
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| 4 | |
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| 5 | dnl |
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| 6 | dnl set the version here |
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| 7 | dnl |
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| 8 | SINGULAR_MAJOR_VERSION=1 |
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| 9 | SINGULAR_MINOR_VERSION=1 |
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| 10 | SINGULAR_SUB_VERSION=1 |
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| 11 | VERSION_DATE="July 1997" |
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| 12 | AC_SUBST(SINGULAR_MAJOR_VERSION) |
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| 13 | AC_SUBST(SINGULAR_MINOR_VERSION) |
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| 14 | AC_SUBST(SINGULAR_SUB_VERSION) |
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| 15 | AC_DEFINE_UNQUOTED(SINGULAR_MAJOR_VERSION, ${SINGULAR_MAJOR_VERSION}) |
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| 16 | AC_DEFINE_UNQUOTED(SINGULAR_MINOR_VERSION, ${SINGULAR_MINOR_VERSION}) |
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| 17 | AC_DEFINE_UNQUOTED(S_VERSION1, "version: ${SINGULAR_MAJOR_VERSION}.${SINGULAR_MINOR_VERSION}.${SINGULAR_SUB_VERSION}") |
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| 18 | AC_DEFINE_UNQUOTED(S_VERSION2, "${VERSION_DATE}") |
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| 19 | |
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| 20 | dnl |
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| 21 | dnl paths stuff |
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| 22 | dnl |
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| 23 | AC_PREFIX_DEFAULT(`pwd`/..) |
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| 24 | |
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| 25 | dnl |
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| 26 | if test "x$datadir" = 'x${prefix}/share'; then |
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| 27 | if test "x${prefix}" = xNONE; then |
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| 28 | singulardatadir=${ac_default_prefix}/share/Singular; |
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| 29 | else |
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| 30 | singulardatadir=${prefix}/share/Singular; |
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| 31 | fi |
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| 32 | else |
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| 33 | singulardatadir=${datadir}/Singular; |
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| 34 | fi |
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| 35 | |
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| 36 | if test "x$infodir" = 'x${prefix}/info'; then |
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| 37 | if test "x${prefix}" = xNONE; then |
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| 38 | singularinfodir=${ac_default_prefix}/info; |
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| 39 | else |
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| 40 | singularinfodir=${prefix}/info; |
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| 41 | fi |
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| 42 | else |
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| 43 | singularinfodir=$infodir; |
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| 44 | fi |
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| 45 | AC_DEFINE_UNQUOTED(SINGULAR_DATADIR, "${singulardatadir}") |
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| 46 | AC_DEFINE_UNQUOTED(SINGULAR_INFODIR, "${singularinfodir}") |
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| 47 | |
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| 48 | AC_SUBST(singulardatadir) |
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| 49 | |
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| 50 | dnl |
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| 51 | dnl Checks for programs. |
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| 52 | dnl |
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| 53 | |
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| 54 | dnl compiler stuff |
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| 55 | dnl we do not want to have "-g -O" for CFLAGS |
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| 56 | if test "${CXXFLAGS+set}" != set; then |
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| 57 | ac_cxxflags_set=no |
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| 58 | CXXFLAGS="-O" |
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| 59 | fi |
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| 60 | if test "${CFLAGS+set}" != set; then |
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| 61 | CFLAGS="-O" |
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| 62 | ac_cflags_set=no |
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| 63 | fi |
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| 64 | |
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| 65 | AC_PROG_CC |
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| 66 | AC_PROG_CPP |
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| 67 | AC_PROG_CXX |
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| 68 | AC_SET_MAKE |
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| 69 | |
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| 70 | dnl we prefer using gcc for compiling C++ files |
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| 71 | if test ${GXX} = yes; then |
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| 72 | CXX=gcc |
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| 73 | fi |
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| 74 | |
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| 75 | dnl and add to -I to CPPFLAGS and and -Lto LDFLAGS, just to be sure |
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| 76 | if test "$libdir" = '${exec_prefix}/lib'; then |
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| 77 | if test "x$exec_prefix" = xNONE; then |
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| 78 | if test "x$prefix" = xNONE; then |
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| 79 | LDFLAGS="-L${ac_default_prefix}/lib ${LDFLAGS}" |
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| 80 | else |
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| 81 | LDFLAGS="-L${prefix}/lib ${LDFLAGS}" |
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| 82 | fi |
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| 83 | else |
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| 84 | LDFLAGS="-L${exec_prefix}/lib ${LDFLAGS}" |
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| 85 | fi |
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| 86 | else |
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| 87 | LDFLAGS="-L${libdir} ${LDFLAGS}" |
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| 88 | fi |
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| 89 | |
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| 90 | if test "$includedir" = '${prefix}/include'; then |
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| 91 | if test "x$prefix" = xNONE; then |
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| 92 | CPPFLAGS="-I${ac_default_prefix}/include ${CPPFLAGS}" |
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| 93 | else |
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| 94 | CPPFLAGS="-I${prefix}/include ${CPPFLAGS}" |
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| 95 | fi |
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| 96 | else |
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| 97 | CPPFLAGS="-I${includedir} ${CPPFLAGS}" |
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| 98 | fi |
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| 99 | |
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| 100 | dnl programs to built the grammar/parser |
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| 101 | dnl check for info |
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| 102 | if test "$with_info" != no; then |
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| 103 | AC_CHECK_PROG(INFO, info, info) |
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| 104 | if test -n "$INFO"; then |
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| 105 | AC_DEFINE(HAVE_INFO) |
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| 106 | fi |
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| 107 | fi |
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| 108 | |
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| 109 | |
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| 110 | dnl |
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| 111 | dnl CHECK --without arguments |
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| 112 | dnl |
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| 113 | AC_ARG_WITH( |
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| 114 | readline, |
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| 115 | [ --without-readline do not use readline for fancy display]) |
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| 116 | |
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| 117 | AC_ARG_WITH( |
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| 118 | MP, |
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| 119 | [ --without-MP do not use MP (disables MP links)]) |
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| 120 | |
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| 121 | AC_ARG_WITH( |
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| 122 | dbm, |
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| 123 | [ --without-dbm do not use dbm (disables DBM links)]) |
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| 124 | AC_ARG_WITH( |
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| 125 | info, |
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| 126 | [ --without-info do not use info for help (use buildin help, instead)]) |
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| 127 | AC_ARG_WITH( |
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| 128 | dld, |
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| 129 | [ --without-dld do not use dld (disables dynamic linking)]) |
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| 130 | |
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| 131 | AC_ARG_WITH( |
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| 132 | factory, |
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| 133 | [ --without-factory do not use factory (disables poly factorization)]) |
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| 134 | |
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| 135 | AC_ARG_WITH( |
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| 136 | libfac, |
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| 137 | [ --without-libfac do not use libfac (disables primary decompositions)]) |
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| 138 | AC_ARG_WITH(apint, \ |
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| 139 | [ --with-apint=PACKAGE use PACKAGE for arbitary integer arithmetic |
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| 140 | where PACKAGE can be gmp, smallgmp, or buildin]) |
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| 141 | |
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| 142 | dnl |
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| 143 | dnl CHECK VARIOUS LIBRARIES |
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| 144 | dnl for gmp, MP, factory and libfac, we built them in, even if the libs |
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| 145 | dnl and headers were not found under the condition that the respective |
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| 146 | dnl --enable argument was given |
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| 147 | dnl |
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| 148 | |
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| 149 | AC_CHECK_LIB(m, atof) |
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| 150 | AC_CHECK_LIB(bsd, socket) |
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| 151 | AC_CHECK_LIB(socket, listen) |
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| 152 | AC_CHECK_LIB(nsl, gethostbyname) |
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| 153 | |
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| 154 | dnl Check -lreadline |
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| 155 | if test "$with_readline" != no; then |
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| 156 | AC_CHECK_LIB(ncurses,tgetent,,\ |
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| 157 | AC_CHECK_LIB(curses,tgetent,,\ |
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| 158 | AC_CHECK_LIB(termcap,tgetent))) |
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| 159 | AC_CHECK_LIB(readline, rl_abort) |
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| 160 | if test "$ac_cv_lib_readline_rl_abort" = yes; then |
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| 161 | AC_CHECK_HEADERS(readline/readline.h readline/history.h sys/file.h,ac_readline_ok=yes,ac_readline_ok=no; break) |
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| 162 | fi |
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| 163 | if test "$ac_readline_ok" = yes; then |
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| 164 | AC_DEFINE(HAVE_READLINE) |
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| 165 | else |
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| 166 | AC_MSG_WARN(building without readline: disabling fancy display); |
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| 167 | AC_DEFINE(HAVE_FEREAD) |
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| 168 | fi |
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| 169 | else |
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| 170 | AC_DEFINE(HAVE_FEREAD) |
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| 171 | fi |
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| 172 | |
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| 173 | dnl Check dbm |
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| 174 | if test "$with_dbm" != no; then |
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| 175 | AC_CHECK_LIB( |
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| 176 | dbm, |
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| 177 | dbminit, |
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| 178 | AC_DEFINE(HAVE_DBM) LIBS="-ldbm $LIBS", |
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| 179 | AC_CHECK_LIB( |
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| 180 | gdbm, |
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| 181 | dbminit, |
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| 182 | AC_DEFINE(HAVE_DBM) LIBS="-lgdbm $LIBS", |
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| 183 | AC_MSG_WARN(building without dbm: disabling DBM links))) |
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| 184 | fi |
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| 185 | |
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| 186 | dnl Check dld |
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| 187 | if test "$with_dld" = yes; then |
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| 188 | AC_CHECK_LIB(dld, dld_init,\ |
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| 189 | AC_MSG_WARN(building without dld: disabling dynamic linking)) |
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| 190 | fi |
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| 191 | |
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| 192 | NEED_LIBS=$LIBS |
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| 193 | |
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| 194 | AC_CHECK_LIB(gmp, mpq_init) |
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| 195 | AC_CHECK_LIB(smallgmp, mpz_init) |
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| 196 | AC_CHECK_LIB(MP, IMP_PutGmpInt) |
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| 197 | AC_CHECK_LIB(MPT, MPT_GetTree) |
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| 198 | AC_CHECK_LIB(singcf, atof) |
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| 199 | AC_CHECK_LIB(singfac, atof) |
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| 200 | |
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| 201 | AC_CHECK_HEADERS(gmp.h smallgmp.h MP.h MPT.h factory.h factor.h) |
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| 202 | |
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| 203 | if test "$ac_cv_lib_gmp_mpq_init" = yes && \ |
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| 204 | test "$ac_cv_header_gmp_h" = yes; then |
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| 205 | ac_gmp_ok=yes |
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| 206 | fi |
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| 207 | |
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| 208 | if test "$ac_cv_lib_smallgmp_mpz_init" = yes && \ |
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| 209 | test "$ac_cv_header_smallgmp_h" = yes && \ |
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| 210 | test "$ac_cv_header_gmp_h" = yes; then |
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| 211 | ac_smallgmp_ok=yes |
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| 212 | fi |
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| 213 | |
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| 214 | if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \ |
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| 215 | test "$ac_cv_lib_MPT_MPT_GetTree" && \ |
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| 216 | test "$ac_cv_header_MP_h" = yes && \ |
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| 217 | test "$ac_cv_header_MPT_h" = yes; then |
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| 218 | ac_MP_ok=yes |
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| 219 | fi |
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| 220 | |
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| 221 | if test "$ac_cv_lib_singcf_atof" = yes && \ |
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| 222 | test "$ac_cv_header_factory_h" = yes; then |
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| 223 | ac_factory_ok=yes |
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| 224 | fi |
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| 225 | |
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| 226 | if test "$ac_cv_lib_singfac_atof" = yes && \ |
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| 227 | test "$ac_cv_header_factor_h" = yes; then |
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| 228 | ac_libfac_ok=yes |
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| 229 | fi |
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| 230 | |
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| 231 | dnl Check gmp |
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| 232 | if test "$with_apint" != buildin; then |
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| 233 | if test "$with_apint" = gmp; then |
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| 234 | if test "$ac_gmp_ok" = yes; then |
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| 235 | ac_will_have_gmp=yes |
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| 236 | elif test "$enable_gmp" = yes; then |
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| 237 | ac_will_have_gmp=yes |
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| 238 | AC_MSG_WARN(install gmp before making Singular) |
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| 239 | else |
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| 240 | AC_MSG_ERROR(Can not use with gmp: lib/header not found) |
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| 241 | fi |
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| 242 | elif test "$with_apint" = smallgmp; then |
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| 243 | if test "$ac_smallgmp_ok" = yes; then |
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| 244 | ac_will_have_gmp=yes |
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| 245 | ac_will have_smallgmp=yes |
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| 246 | elif test "$enable_gmp" = yes; then |
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| 247 | ac_will_have_gmp=yes |
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| 248 | ac_will_have_smallgmp=yes |
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| 249 | AC_MSG_WARN(install smallgmp before making Singular) |
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| 250 | else |
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| 251 | AC_MSG_ERROR(Can not use with smallgmp: lib/header not found) |
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| 252 | fi |
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| 253 | elif test "$ac_gmp_ok" = yes; then |
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| 254 | ac_will_have_gmp=yes |
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| 255 | elif test "$ac_smallgmp_ok" = yes || test "$enable_smallgmp" = yes; then |
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| 256 | ac_will_have_gmp=yes |
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| 257 | ac_will_have_smallgmp=yes |
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| 258 | elif test "$enable_gmp" = yes; then |
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| 259 | ac_will_have_gmp=yes |
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| 260 | fi |
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| 261 | fi |
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| 262 | AC_MSG_CHECKING(which apint package to use) |
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| 263 | if test "$ac_will_have_gmp" = yes; then |
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| 264 | AC_DEFINE(HAVE_GMP) |
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| 265 | if test "$ac_will_have_smallgmp" = yes; then |
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| 266 | NEED_LIBS="-lsmallgmp ${NEED_LIBS}" |
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| 267 | AC_MSG_RESULT(smallgmp) |
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| 268 | AC_DEFINE(HAVE_SMALLGMP) |
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| 269 | else |
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| 270 | NEED_LIBS="-lgmp ${NEED_LIBS}" |
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| 271 | AC_MSG_RESULT(gmp) |
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| 272 | fi |
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| 273 | else |
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| 274 | AC_MSG_RESULT(buildin) |
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| 275 | fi |
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| 276 | |
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| 277 | dnl Check MP |
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| 278 | WITH_MP=no |
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| 279 | if test "$with_MP" != no; then |
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| 280 | if test "$ac_will_have_gmp" != yes; then |
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| 281 | AC_MSG_WARN(Need gmp to build with MP) |
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| 282 | else |
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| 283 | if test "$ac_MP_ok" = yes; then |
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| 284 | WITH_MP=yes |
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| 285 | elif test "$enable_MP" = yes; then |
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| 286 | WITH_MP=yes |
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| 287 | AC_MSG_WARN(Install MP before making Singular) |
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| 288 | else |
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| 289 | AC_MSG_WARN(Need MP library to build with MP) |
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| 290 | fi |
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| 291 | fi |
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| 292 | fi |
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| 293 | AC_MSG_CHECKING(whether to use with MP) |
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| 294 | AC_SUBST(WITH_MP) |
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| 295 | if test "$WITH_MP" = yes; then |
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| 296 | AC_DEFINE(HAVE_MPSR) |
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| 297 | NEED_LIBS="-lMPT -lMP ${NEED_LIBS}" |
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| 298 | AC_MSG_RESULT(yes) |
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| 299 | else |
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| 300 | AC_MSG_RESULT(no) |
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| 301 | fi |
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| 302 | |
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| 303 | dnl Check factory |
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| 304 | WITH_FACTORY=no |
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| 305 | if test "$with_factory" != no; then |
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| 306 | if test "$ac_will_have_gmp" != yes; then |
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| 307 | AC_MSG_WARN(Need gmp to build with factory) |
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| 308 | else |
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| 309 | if test "$ac_factory_ok" = yes; then |
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| 310 | WITH_FACTORY=yes |
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| 311 | elif test "$enable_factory" = yes; then |
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| 312 | WITH_FACTORY=yes |
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| 313 | AC_MSG_WARN(Install factory before making Singular) |
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| 314 | else |
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| 315 | AC_MSG_WARN(Need factory library to build with factory) |
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| 316 | fi |
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| 317 | fi |
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| 318 | fi |
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| 319 | AC_MSG_CHECKING(whether to use with factory) |
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| 320 | AC_SUBST(WITH_FACTORY) |
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| 321 | if test "$WITH_FACTORY" = yes; then |
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| 322 | AC_DEFINE(HAVE_FACTORY) |
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| 323 | NEED_LIBS="-lsingcf ${NEED_LIBS}" |
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| 324 | AC_MSG_RESULT(yes) |
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| 325 | else |
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| 326 | AC_MSG_RESULT(no) |
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| 327 | fi |
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| 328 | |
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| 329 | dnl Check libfac |
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| 330 | WITH_LIBFAC=no |
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| 331 | if test "$with_libfac" != no; then |
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| 332 | if test "$WITH_FACTORY" != yes; then |
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| 333 | AC_MSG_WARN(Need factory to build with libfac) |
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| 334 | else |
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| 335 | if test "$ac_libfac_ok" = yes; then |
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| 336 | WITH_LIBFAC=yes |
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| 337 | elif test "$enable_libfac" = yes; then |
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| 338 | WITH_LIBFAC=yes |
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| 339 | AC_MSG_WARN(Install libfac before making Singular) |
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| 340 | else |
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| 341 | AC_MSG_WARN(Need libfac library to build with libfac) |
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| 342 | fi |
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| 343 | fi |
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| 344 | fi |
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| 345 | AC_MSG_CHECKING(whether to use with libfac) |
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| 346 | AC_SUBST(WITH_LIBFAC) |
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| 347 | if test "$WITH_LIBFAC" = yes; then |
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| 348 | AC_DEFINE(HAVE_LIBFAC_P) |
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| 349 | NEED_LIBS="-lsingfac ${NEED_LIBS}" |
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| 350 | AC_MSG_RESULT(yes) |
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| 351 | else |
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| 352 | AC_MSG_RESULT(no) |
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| 353 | fi |
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| 354 | AC_SUBST(NEED_LIBS) |
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| 355 | |
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| 356 | dnl |
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| 357 | dnl CHECKS FOR HEADER FILES. |
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| 358 | dnl |
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| 359 | |
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| 360 | AC_HEADER_STDC |
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| 361 | |
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| 362 | AC_CHECK_HEADERS(limits.h unistd.h,, |
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| 363 | AC_MSG_ERROR(Can not compile without limits.h unistd.h)) |
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| 364 | |
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| 365 | AC_CHECK_HEADERS(sys/file.h sys/ioctl.h sys/time.h sys/times.h) |
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| 366 | |
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| 367 | dnl |
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| 368 | dnl Checks for typedefs, structures, and compiler characteristics. |
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| 369 | dnl |
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| 370 | AC_C_CONST |
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| 371 | AC_C_INLINE |
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| 372 | AC_TYPE_SIZE_T |
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| 373 | AC_HEADER_TIME |
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| 374 | AC_STRUCT_TM |
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| 375 | |
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| 376 | dnl |
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| 377 | dnl Checks for library functions. |
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| 378 | dnl |
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| 379 | AC_FUNC_ALLOCA |
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| 380 | AC_PROG_GCC_TRADITIONAL |
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| 381 | AC_FUNC_MMAP |
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| 382 | AC_TYPE_SIGNAL |
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| 383 | AC_FUNC_VPRINTF |
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| 384 | AC_CHECK_FUNCS(gettimeofday strstr strtod strtol atexit) |
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| 385 | |
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| 386 | dnl |
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| 387 | dnl System specific tests |
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| 388 | dnl |
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| 389 | |
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| 390 | dnl arithmetic shifts |
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| 391 | AC_MSG_CHECKING(whether your machine has correct arithmetic shifts) |
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| 392 | AC_CACHE_VAL(ac_cv_shift, AC_TRY_RUN( |
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| 393 | [ int main() { if (-2 >> 1 == -1) exit(0); else exit(1); } ], |
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| 394 | ac_cv_shift=yes, |
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| 395 | ac_cv_shift=no, |
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| 396 | 1)) |
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| 397 | if test "$ac_cv_shift" = yes; then |
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| 398 | AC_MSG_RESULT(yes) |
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| 399 | else |
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| 400 | AC_MSG_RESULT(no) |
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| 401 | AC_MSG_ERROR(need -2 >> 1 == -1) |
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| 402 | fi |
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| 403 | |
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| 404 | |
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| 405 | dnl sizeof(int) == 4 |
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| 406 | AC_MSG_CHECKING(whether sizeof int is four bytes) |
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| 407 | AC_CACHE_VAL(ac_cv_sizeof_int_equals_four, AC_TRY_RUN( |
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| 408 | [ int main() {if (sizeof(int) == 4) exit(0); else exit(1); } ], |
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| 409 | ac_cv_sizeof_int_equals_four=yes, |
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| 410 | ac_cv_sizeof_int_equals_four=no, |
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| 411 | 1)) |
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| 412 | |
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| 413 | if test "$ac_cv_sizeof_int_equals_four" = yes; then |
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| 414 | AC_MSG_RESULT(yes) |
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| 415 | else |
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| 416 | AC_MSG_RESULT(no) |
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| 417 | AC_MSG_ERROR(need int to be four bytes long) |
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| 418 | fi |
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| 419 | |
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| 420 | dnl sizeof(long) == sizeof (void *) |
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| 421 | AC_MSG_CHECKING(whether sizeof long equals sizeof void*) |
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| 422 | AC_CACHE_VAL(ac_cv_sizeof_long_equals_voidp, AC_TRY_RUN( |
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| 423 | [ int main() {if (sizeof(long) == sizeof(void*)) exit(0); else exit(1); }], |
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| 424 | ac_cv_sizeof_long_equals_voidp=yes, |
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| 425 | ac_cv_sizeof_long_equals_voidp=no, |
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| 426 | 1)) |
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| 427 | if test "$ac_cv_sizeof_long_equals_voidp" = yes; then |
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| 428 | AC_MSG_RESULT(yes) |
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| 429 | else |
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| 430 | AC_MSG_RESULT(no) |
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| 431 | AC_MSG_ERROR(need equal sizes for long and void*) |
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| 432 | fi |
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| 433 | |
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| 434 | dnl sprintf returns number of printed chars |
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| 435 | AC_MSG_CHECKING(whether vsprintf returns number of printed chars) |
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| 436 | AC_CACHE_VAL(ac_cv_returns_n_of_chars, AC_TRY_RUN( |
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| 437 | [#include <stdio.h> |
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| 438 | main() { char *str=(char*)malloc(20); if (((int) sprintf(str,"123456789")) == 9) exit(0); else exit(1); }], |
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| 439 | ac_cv_returns_n_of_chars=yes, |
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| 440 | ac_cv_returns_n_of_chars=no, |
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| 441 | 1)) |
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| 442 | if test "$ac_cv_returns_n_of_chars" = yes; then |
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| 443 | AC_MSG_RESULT(yes) |
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| 444 | else |
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| 445 | AC_MSG_RESULT(no) |
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| 446 | AC_DEFINE(BSD_SPRINTF) |
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| 447 | fi |
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| 448 | |
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| 449 | dnl determine ALIGN_8 |
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| 450 | AC_CHECK_SIZEOF(void*,4) |
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| 451 | |
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| 452 | |
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| 453 | dnl |
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| 454 | dnl Last, but not least, customize CFLAGS |
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| 455 | dnl |
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| 456 | AC_MSG_CHECKING(whether _AIX is defined) |
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| 457 | AC_CACHE_VAL(ac_cv_is_aix, |
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| 458 | AC_EGREP_CPP(yes, |
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| 459 | [#ifdef _AIX |
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| 460 | yes |
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| 461 | #endif |
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| 462 | ], ac_cv_is_aix=yes, ac_cv_is_aix=no, 1)) |
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| 463 | if test "$ac_cv_is_aix" = yes; then |
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| 464 | AC_MSG_RESULT(yes) |
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| 465 | else |
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| 466 | AC_MSG_RESULT(no) |
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| 467 | fi |
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| 468 | |
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| 469 | |
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| 470 | if test ${GXX} = yes; then |
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| 471 | if test "$ac_cxxflags_set" = no; then |
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| 472 | CXXFLAGS="-O3 -w -fomit-frame-pointer" |
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| 473 | fi |
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| 474 | CXXTEMPLFLAGS="-fno-implicit-templates" |
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| 475 | if test "$ac_cv_is_aix" = yes; then |
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| 476 | CXXNOOPTFLAGS="-w" |
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| 477 | else |
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| 478 | CXXNOOPTFLAGS=$CXXFLAGS |
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| 479 | fi |
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| 480 | else |
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| 481 | CXXTEMPFLAGS="" |
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| 482 | CXXNOOPTFLAGS=$CXXFLAGS |
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| 483 | fi |
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| 484 | AC_SUBST(CXXTEMPLFLAGS) |
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| 485 | AC_SUBST(CXXNOOPTFLAGS) |
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| 486 | |
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| 487 | if test ${GCC} = yes && test "$ac_cflags_set" = no ; then |
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| 488 | CFLAGS="-O3 -w -fomit-frame-pointer" |
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| 489 | fi |
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| 490 | |
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| 491 | AC_OUTPUT(Makefile doc/Makefile, \ |
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| 492 | if test "$CONFIG_HEADERS"; then echo timestamp > stamp-h; fi) |
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