[11] | 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 [ vis ] |
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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 1.62 2004/08/20 18:31:32 fabio 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/cmd/cmd.h) |
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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 | |
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| 49 | # Configuration options |
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| 50 | #---------------------------------------------------------------------- |
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| 51 | |
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| 52 | # Give the configurer a chance to set the location of the GLU tree |
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| 53 | |
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| 54 | AC_SUBST(glulibdir) |
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| 55 | AC_ARG_WITH(glu-libdir, |
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| 56 | [ --with-glu-libdir=<libdir> Specify directories to search for the GLU library. |
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| 57 | Expects to find <libdir>/libglu.a], |
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| 58 | [glulibdir=$withval], [glulibdir=""]) |
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| 59 | |
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| 60 | AC_SUBST(gluincdir) |
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| 61 | AC_ARG_WITH(glu-incdir, |
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| 62 | [ --with-glu-incdir=<incdir> Specify directories to search for the GLU headers], |
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| 63 | [gluincdir=$withval], [gluincdir=""]) |
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| 64 | |
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| 65 | # Give the configurer a chance to set a different location for the VIS |
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| 66 | # headers and library |
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| 67 | |
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| 68 | AC_SUBST(vislibdir) |
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| 69 | AC_ARG_WITH(vis-libdir, |
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| 70 | [ --with-vis-libdir=<libdir> Specify directories to search for the VIS |
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| 71 | and headers. Defaults to \".\". |
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| 72 | Expects to find <libdir>/libvis.a], |
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| 73 | [vislibdir=$withval], |
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| 74 | [vislibdir="."]) |
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| 75 | |
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| 76 | # Give the configurer a chance to set a different location for the VIS |
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| 77 | # source. When specified, "srcdir" points to "master" source, and |
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| 78 | # "local_srcdir" points to the source under local development. |
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| 79 | |
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| 80 | AC_SUBST(local_srcdir) |
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| 81 | AC_ARG_WITH(local-srcdir, |
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| 82 | [ --with-local-srcdir=<srcdir> Specify the root directory to search for |
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| 83 | source for packages (the PKGS list). |
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| 84 | Expects to find, e.g., <srcdir>/tbl/tbl.c], |
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| 85 | [local_srcdir=$withval], |
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| 86 | [local_srcdir=$srcdir]) |
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| 87 | |
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| 88 | # Give the configurer a chance to set the BDD library |
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| 89 | |
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| 90 | AC_SUBST(BDDLIB) |
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| 91 | AC_ARG_WITH(bdd, |
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| 92 | [ --with-bdd=<bddPackage> Specify the BDD library to link against. |
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| 93 | Defaults to --with-bdd=cu.], |
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| 94 | [BDDLIB=$withval], |
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| 95 | [BDDLIB=cu]) |
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| 96 | |
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| 97 | #---------------------------------------------------------------------- |
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| 98 | # Checks for programs we need |
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| 99 | #---------------------------------------------------------------------- |
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| 100 | AC_PATH_PROG(ZCHAFF,zchaff) |
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| 101 | AC_PATH_PROG(SHARPSAT,sharpSAT) |
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| 102 | AC_PATH_PROG(AR, ar, ar) |
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| 103 | AC_PROG_RANLIB |
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| 104 | |
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| 105 | AC_CANONICAL_SYSTEM |
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| 106 | AC_SUBST(target) |
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| 107 | |
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| 108 | # Determine the name of the C compiler we're going to use |
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| 109 | |
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| 110 | AC_ARG_ENABLE(gcc, |
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| 111 | [ --enable-gcc Allow use of gcc if available], |
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| 112 | [gcc_ok=$enableval], [gcc_ok=no]) |
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| 113 | |
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| 114 | # We cannot set CC=g++ directly because many configuration test programs |
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| 115 | # do not compile with g++. Hence, when the user specifies --enable-gcc=g++, |
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| 116 | # we set CC=gcc during configuration, and then CC=g++ at the end. |
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| 117 | # The same applies to icpc and icc. |
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| 118 | if test "$gcc_ok" != no; then |
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| 119 | case "$gcc_ok" in |
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| 120 | yes | g++) |
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| 121 | CC=gcc ;; |
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| 122 | icpc) |
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| 123 | CC=icc ;; |
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| 124 | *) |
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| 125 | CC=$gcc_ok |
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| 126 | esac |
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| 127 | else |
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| 128 | if test -z "$CC" ; then |
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| 129 | # Balakrishna Kumthekar <kumtheka@colorado.edu> |
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| 130 | # As we do not support cc on RS6000, Cygwin and SunOS. |
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| 131 | case "$target" in |
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| 132 | rs6000-ibm-aix* | *-pc-cygwin32 | sparc-sun-sunos*) |
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| 133 | CC=gcc ;; |
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| 134 | *) |
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| 135 | CC=cc ;; |
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| 136 | esac |
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| 137 | fi |
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| 138 | fi |
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| 139 | AC_PROG_CC |
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| 140 | |
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| 141 | AC_ARG_ENABLE(64, |
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| 142 | [ --enable-64 Use 64-bit pointers on 64-bit Alpha machines], |
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| 143 | [use_sixty_four=$enableval], [use_sixty_four=no]) |
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| 144 | |
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| 145 | # Gcc does not support 32-bit pointers on the Alphas. |
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| 146 | if test "$gcc_ok" != no; then |
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| 147 | use_sixty_four=yes |
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| 148 | fi |
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| 149 | |
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| 150 | |
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| 151 | # Roderick Bloem (rbloem@colorado.edu): making a special case for |
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| 152 | # ultrix install, since it's annoying about setting groupids. |
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| 153 | case "$target" in |
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| 154 | mips-dec-ultrix*) |
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| 155 | INSTALL="helpers/install-sh -c" |
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| 156 | INSTALL_PROGRAM="\${INSTALL}" |
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| 157 | INSTALL_DATA="\${INSTALL} -m 644";; |
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| 158 | |
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| 159 | *) |
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| 160 | AC_PROG_INSTALL ;; |
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| 161 | esac |
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| 162 | |
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| 163 | # Determine the compiler flags to use |
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| 164 | |
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| 165 | DEBUG_CFLAGS="-g" |
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| 166 | DEBUG_LDFLAGS="" |
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| 167 | |
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| 168 | case "$target" in |
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| 169 | |
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| 170 | i686-pc-linux-gnu) |
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| 171 | # Linux with Intel compiler |
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| 172 | # -ansi: ANSI C conformance |
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| 173 | # -ip: inter-procedural optimization |
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| 174 | OPTIMIZE_CFLAGS="-g -O3 -ansi -ip" |
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| 175 | ;; |
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| 176 | |
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| 177 | sparc-sun-solaris* | i386-pc-solaris*) |
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| 178 | # Sparc and X86 Solaris: |
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| 179 | # -xO3: Highest safe level of optimization |
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| 180 | # -native: Optimize for the native processor (if supported) |
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| 181 | # -dalign: Generate double-word load/store for performance |
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| 182 | # (only for SPARC) |
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| 183 | # and other arcane compilation flags. |
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| 184 | if test "$GCC" = yes; then |
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| 185 | OPTIMIZE_CFLAGS="-O" |
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| 186 | else |
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| 187 | case "$target" in |
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| 188 | sparc-sun-solaris*) |
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| 189 | ALIGN=" -dalign" ;; |
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| 190 | *) |
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| 191 | ALIGN="" ;; |
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| 192 | esac |
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| 193 | AC_MSG_CHECKING([for -native]) |
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| 194 | CFLAGS="-xO3 -native$ALIGN" |
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| 195 | AC_CACHE_VAL(ac_cv_have_native, |
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| 196 | [ AC_TRY_RUN([ |
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| 197 | main(){exit(0);} |
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| 198 | ],ac_cv_have_native=yes,ac_cv_have_native=no,ac_cv_have_native=no)]) |
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| 199 | if test $ac_cv_have_native = yes ; then |
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| 200 | AC_MSG_RESULT(working) |
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| 201 | OPTIMIZE_CFLAGS="-xO3 -native$ALIGN" |
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| 202 | else |
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| 203 | AC_MSG_RESULT(broken) |
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| 204 | AC_MSG_CHECKING([for fallback optimization flags]) |
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| 205 | CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
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| 206 | AC_CACHE_VAL(ac_cv_have_fallback, |
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| 207 | [ AC_TRY_RUN([ |
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| 208 | main(){exit(0);} |
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| 209 | ],ac_cv_have_fallback=yes,ac_cv_have_fallback=no,ac_cv_have_fallback=no)]) |
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| 210 | if test $ac_cv_have_fallback = yes ; then |
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| 211 | AC_MSG_RESULT(working) |
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| 212 | OPTIMIZE_CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
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| 213 | else |
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| 214 | AC_MSG_RESULT(broken) |
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| 215 | OPTIMIZE_CFLAGS="-O" |
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| 216 | fi |
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| 217 | fi |
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| 218 | fi |
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| 219 | ;; |
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| 220 | |
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| 221 | mips-dec-ultrix*) |
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| 222 | # MIPS-based DECstations running Ultrix: |
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| 223 | # -std1: Produce non-ANSI code warnings, and define __STDC__ |
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| 224 | # -O: Use the global "ucode" optimizer |
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| 225 | # -Olimit 5000: Don't optimize routines bigger than 5000 basic blocks |
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| 226 | OPTIMIZE_CFLAGS="-std1 -O -Olimit 5000" ;; |
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| 227 | |
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| 228 | alpha-dec-osf*) |
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| 229 | # DEC Alpha running OSF: |
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| 230 | |
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| 231 | # 64-bit mode: |
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| 232 | # -g3: Produce symbol table information for optimized code |
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| 233 | # -O4: Enable every optimization |
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| 234 | # -std: Enforce the ANSI standard with extensions, define __STDC__ |
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| 235 | # -ieee_with_no_inexact: Disable (potentially slow) signaling |
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| 236 | # for inexact floating-point results |
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| 237 | # -tune host: Tune instructions for the compilation host machine |
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| 238 | OPTIMIZE_CFLAGS="-g3 -O4 -std -ieee_with_no_inexact -tune host" |
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| 239 | DEBUG_CFLAGS="-g -std -ieee_with_no_inexact" |
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| 240 | |
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| 241 | # -non_shared: Do not use shared libraries |
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| 242 | # -om: Generate an OMAGIC file for the om optimizer |
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| 243 | OPTIMIZE_LDFLAGS="-non_shared" |
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| 244 | |
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| 245 | if test "$use_sixty_four" = "no"; then |
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| 246 | # 32-bit mode: |
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| 247 | # -xtaso: Make the compiler respond to #pragma pointer_size directives |
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| 248 | OPTIMIZE_CFLAGS="$OPTIMIZE_CFLAGS -xtaso" |
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| 249 | DEBUG_CFLAGS="$DEBUG_CFLAGS -xtaso" |
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| 250 | |
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| 251 | # -taso: Load the executable into the lower 31-bit address space |
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| 252 | OPTIMIZE_LDFLAGS="$OPTIMIZE_LDFLAGS -om -taso" |
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| 253 | DEBUG_LDFLAGS="$DEBUG_LDFLAGS -taso" |
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| 254 | |
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| 255 | AC_DEFINE(SIZEOF_VOID_P, 4) |
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| 256 | ac_sizeof_voidp=4 |
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| 257 | fi |
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| 258 | ;; |
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| 259 | |
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| 260 | hppa*-*-hpux*) |
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| 261 | # HP running HPUX |
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| 262 | # -Aa: Behave as an ANSI compiler |
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| 263 | # -D_HPUX_SOURCE: Include "HP-specific" symbols in the header |
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| 264 | # files (e.g., this means sys/resource.h has struct rusage) |
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| 265 | # +Onolimit: removes resource restrictions for optimization |
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| 266 | OPTIMIZE_CFLAGS="-O -Aa +Onolimit -D_HPUX_SOURCE" |
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| 267 | DEBUG_CFLAGS="-g -Aa -D_HPUX_SOURCE" ;; |
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| 268 | |
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| 269 | *) |
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| 270 | # Other systems: |
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| 271 | OPTIMIZE_CFLAGS="-O" ;; |
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| 272 | |
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| 273 | esac |
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| 274 | |
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| 275 | if test "$GCC" = yes; then |
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| 276 | case "$target" in |
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| 277 | i686-pc-linux-gnu | i386-pc-solaris* | i386-pc-cygwin32 | i386-*-freebsd*) |
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| 278 | AC_MSG_CHECKING([for -mcpu and -malign compiler options]) |
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| 279 | CFLAGS="-g -O3 -mcpu=pentiumpro -malign-double" |
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| 280 | AC_TRY_COMPILE(,,ac_have_mcpu=yes,ac_have_mcpu=no) |
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| 281 | if test "$ac_have_mcpu" = yes; then |
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| 282 | AC_MSG_RESULT(working) |
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| 283 | OPTIMIZE_CFLAGS="-g -O3 -mcpu=pentiumpro -malign-double" |
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| 284 | else |
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| 285 | AC_MSG_RESULT(broken) |
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| 286 | OPTIMIZE_CFLAGS="-g -O3" |
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| 287 | fi |
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| 288 | ;; |
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| 289 | sparc-sun-solaris*) |
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| 290 | AC_MSG_CHECKING([for -mtune compiler option]) |
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| 291 | CFLAGS="-g -O3 -mtune=ultrasparc" |
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| 292 | AC_TRY_COMPILE(,,ac_have_mtune=yes,ac_have_mtune=no) |
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| 293 | if test "$ac_have_mtune" = yes; then |
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| 294 | AC_MSG_RESULT(working) |
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| 295 | OPTIMIZE_CFLAGS="-g -O3 -mtune=ultrasparc" |
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| 296 | else |
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| 297 | AC_MSG_RESULT(not working) |
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| 298 | OPTIMIZE_CFLAGS="-g -O3" |
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| 299 | fi |
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| 300 | ;; |
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| 301 | *) |
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| 302 | OPTIMIZE_CFLAGS="-g -O3" |
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| 303 | ;; |
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| 304 | esac |
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| 305 | OPTIMIZE_LDFLAGS="" |
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| 306 | DEBUG_CFLAGS="-g" |
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| 307 | DEBUG_LDFLAGS="" |
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| 308 | fi |
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| 309 | |
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| 310 | AC_ARG_WITH(comp-mode, |
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| 311 | [ --with-comp-mode=<mode> Specify a special compilation mode: |
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| 312 | optimize (the default): Produce optimized |
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| 313 | code, with symbol table information |
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| 314 | if supported on the platform/compiler, |
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| 315 | and without asserts. |
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| 316 | debug: Produce unoptimized code with symbol table |
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| 317 | information and asserts enabled |
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| 318 | purify: Unoptimized code linked with purify |
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| 319 | quantify: Optimized code without asserts |
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| 320 | linked with quantify], |
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| 321 | [comp_mode=$withval], |
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| 322 | [comp_mode=optimize]) |
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| 323 | AC_SUBST(LINKER) |
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| 324 | AC_SUBST(PLINKER) |
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| 325 | |
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| 326 | LINKER="$CC" |
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| 327 | |
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| 328 | case "$comp_mode" in |
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| 329 | debug) |
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| 330 | CFLAGS="$DEBUG_CFLAGS" |
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| 331 | LDFLAGS="$DEBUG_LDFLAGS" ;; |
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| 332 | purify) |
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| 333 | CFLAGS="$DEBUG_CFLAGS" |
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| 334 | LDFLAGS="$DEBUG_LDFLAGS" |
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| 335 | AC_DEFINE(PURIFY) |
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| 336 | LINKER="purify -cache-dir=/tmp $CC" |
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| 337 | PLINKER="purify -log-file=./purify.log -cachedir=/tmp $CC" ;; |
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| 338 | quantify) |
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| 339 | CFLAGS="$OPTIMIZE_CFLAGS" |
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| 340 | LDFLAGS="$OPTIMIZE_LDFLAGS" |
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| 341 | AC_DEFINE(QUANTIFY) |
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| 342 | AC_DEFINE(NDEBUG) |
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| 343 | LINKER="quantify $CC" ;; |
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| 344 | optimize | *) |
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| 345 | CFLAGS="$OPTIMIZE_CFLAGS" |
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| 346 | LDFLAGS="$OPTIMIZE_LDFLAGS" |
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| 347 | AC_DEFINE(NDEBUG) ;; |
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| 348 | esac |
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| 349 | |
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| 350 | AC_PROG_LEX |
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| 351 | AC_MSG_CHECKING(if $LEX accepts the -o and -P options) |
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| 352 | |
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| 353 | AC_CACHE_VAL(ac_cv_flex_accepts_op, |
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| 354 | [ ac_cv_flex_accepts_op=yes ; |
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| 355 | echo "%%\ |
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| 356 | %%" | $LEX -Ptest -o/dev/null >/dev/null 2>&1 || ac_cv_flex_accepts_op=no ]) |
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| 357 | if test $ac_cv_flex_accepts_op = yes ; then |
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| 358 | AC_MSG_RESULT(yes) |
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| 359 | else |
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| 360 | AC_MSG_RESULT(no) |
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| 361 | AC_MSG_WARN([You either need a newer version of flex, or need to modify |
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| 362 | the defintion of LEX in the Makefile to point to a version that does |
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| 363 | accept -p -t and -o.]) |
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| 364 | fi |
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| 365 | |
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| 366 | AC_PROG_YACC |
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| 367 | AC_MSG_CHECKING([if $YACC accepts the -p, -t, and -o options]) |
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| 368 | AC_CACHE_VAL(ac_cv_yacc_accepts_pto, |
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| 369 | [ ac_cv_yacc_accepts_pto=yes ; |
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| 370 | echo "%token terminal\ |
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| 371 | %%\ |
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| 372 | nonterminal: terminal\ |
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| 373 | %%" > config.in |
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| 374 | $YACC -ptest -o /dev/null config.in >/dev/null 2>&1 || ac_cv_yacc_accepts_pto=no |
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| 375 | rm -f config.in ]) |
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| 376 | if test $ac_cv_yacc_accepts_pto = yes ; then |
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| 377 | AC_MSG_RESULT(yes) |
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| 378 | else |
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| 379 | AC_MSG_RESULT(no) |
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| 380 | AC_MSG_WARN([You either need a newer version of bison, or need to modify |
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| 381 | the defintion of YACC in the Makefile to point to a version that does |
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| 382 | accept -p -t and -o.]) |
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| 383 | fi |
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| 384 | |
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| 385 | #---------------------------------------------------------------------- |
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| 386 | # Checks for headers and libraries |
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| 387 | #---------------------------------------------------------------------- |
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| 388 | AC_HEADER_STDC |
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| 389 | |
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| 390 | AC_SUBST(LIBDIRS) |
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| 391 | |
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| 392 | # add -lucb to LIBS and -L/usr/ucblib to LIBDIRS |
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| 393 | # if there's a libucb.a available |
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| 394 | # (Solaris needs this for signals) |
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| 395 | |
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| 396 | ac_save_ldflags="$LDFLAGS" |
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| 397 | LDFLAGS=-L/usr/ucblib |
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| 398 | AC_CHECK_LIB(ucb,main,LIBDIRS="$LIBDIRS -L/usr/ucblib") |
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| 399 | LDFLAGS="$ac_save_ldflags" |
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| 400 | |
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| 401 | # add -lbsd if there's a libbsd.a available |
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| 402 | # (e.g., Linux needs this for bsd_ioctl) |
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| 403 | AC_CHECK_LIB(bsd,main) |
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| 404 | |
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| 405 | # Check if libreadline exists and the function readline can be used. |
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| 406 | # This implies checking for the availability of libtermcap or of a |
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| 407 | # suitable replacement. (We only look for libncurses.) |
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| 408 | AC_CACHE_VAL(vis_cv_termcap_lib, |
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| 409 | [AC_CHECK_LIB(termcap, tgetent, vis_cv_termcap_lib=-ltermcap, |
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| 410 | [AC_CHECK_LIB(ncurses, tgetent, vis_cv_termcap_lib=-lncurses, |
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| 411 | bash_cv_termcap_lib=none)])]) |
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| 412 | if test "$vis_cv_termcap_lib" != none; then |
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| 413 | AC_CHECK_LIB(readline, readline, ac_readline_flag=1, |
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| 414 | ac_readline_flag=0, $vis_cv_termcap_lib) |
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| 415 | if test $ac_readline_flag = 1 ; then |
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| 416 | LIBS="$LIBS -lreadline $vis_cv_termcap_lib" ; AC_DEFINE(HAVE_LIBREADLINE) |
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| 417 | fi |
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| 418 | fi |
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| 419 | |
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| 420 | # Check for the dirent header file, which is quite a mess |
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| 421 | AC_HEADER_DIRENT |
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| 422 | |
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| 423 | # Check for these system header files |
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| 424 | AC_CHECK_HEADERS(sys/termios.h sys/ioctl.h sys/time.h signal.h sys/signal.h readline/readline.h readline/history.h) |
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| 425 | |
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| 426 | # This is for Linux |
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| 427 | AC_CHECK_HEADERS(bsd/sgtty.h) |
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| 428 | |
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| 429 | # Some systems want both sys/ioctl.h and sys/termios.h, but others can |
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| 430 | # only have one -- check for that |
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| 431 | |
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| 432 | AC_MSG_CHECKING(whether sys/termios.h and sys/ioctl.h should both be included) |
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| 433 | |
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| 434 | AC_CACHE_VAL(ac_cv_ioctl_with_termios, |
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| 435 | [AC_TRY_CPP([ |
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| 436 | #include <sys/termios.h> |
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| 437 | #include <sys/ioctl.h> |
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| 438 | ], ac_cv_ioctl_with_termios=1, ac_cv_ioctl_with_termios=0 )]) |
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| 439 | if test $ac_cv_ioctl_with_termios = 1 ; then |
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| 440 | AC_MSG_RESULT(yes) ; AC_DEFINE(IOCTL_WITH_TERMIOS) |
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| 441 | else |
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| 442 | AC_MSG_RESULT(no) |
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| 443 | fi |
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| 444 | |
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| 445 | # cmdFile.c wants to be able to use TIOCGETC to do file completion, |
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| 446 | # but some systems (e.g., HPUX) don't have this |
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| 447 | # |
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| 448 | |
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| 449 | AC_MSG_CHECKING(for TIOCGETC) |
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| 450 | |
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| 451 | AC_CACHE_VAL(ac_cv_have_ioctl_with_tiocgetc, |
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| 452 | [if test $ac_cv_ioctl_with_termios = 1 ; then |
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| 453 | AC_EGREP_CPP(yes, |
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| 454 | [#include <sys/termios.h> |
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| 455 | #include <sys/ioctl.h> |
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| 456 | #ifdef TIOCGETC |
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| 457 | yes |
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| 458 | #endif], |
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| 459 | ac_cv_have_ioctl_with_tiocgetc=yes, |
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| 460 | ac_cv_have_ioctl_with_tiocgetc=no) |
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| 461 | else |
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| 462 | AC_EGREP_CPP(yes, |
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| 463 | [#include <sys/ioctl.h> |
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| 464 | #ifdef TIOCGETC |
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| 465 | yes |
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| 466 | #endif], |
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| 467 | ac_cv_have_ioctl_with_tiocgetc=yes, |
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| 468 | ac_cv_have_ioctl_with_tiocgetc=no) |
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| 469 | fi]) |
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| 470 | if test $ac_cv_have_ioctl_with_tiocgetc = "yes" ; then |
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| 471 | AC_MSG_RESULT(yes) ; AC_DEFINE(HAVE_IOCTL_WITH_TIOCGETC) |
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| 472 | else |
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| 473 | AC_MSG_RESULT(no) |
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| 474 | fi |
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| 475 | |
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| 476 | # # cmdFile.c wants to turn off interrupts, but some systems don't |
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| 477 | # # seem to know how to do that using TIOCLBIS |
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| 478 | # # |
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| 479 | # # This is probably fairly fragile, and it's probably cmdFile.c that should |
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| 480 | # # be fixed |
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| 481 | # # |
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| 482 | # # This has been very unreliable (e.g., on Solaris), so the facility has |
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| 483 | # # been turned off |
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| 484 | # |
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| 485 | # if test $ac_cv_have_ioctl_with_tiocgetc = "yes" ; then |
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| 486 | # |
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| 487 | # AC_MSG_CHECKING(for TIOCLBIS) |
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| 488 | # |
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| 489 | # AC_CACHE_VAL(ac_cv_have_term_interrupts, |
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| 490 | # [AC_EGREP_CPP(yes, |
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| 491 | # [#include <sys/ioctl.h> |
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| 492 | # #include <sys/termios.h> |
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| 493 | # #ifdef TIOCLBIS |
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| 494 | # yes |
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| 495 | # #endif |
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| 496 | # ], ac_cv_have_term_interrupts=1, |
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| 497 | # ac_cv_have_term_interrupts=0 )]) |
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| 498 | # |
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| 499 | # if test $ac_cv_have_term_interrupts = 1 ; then |
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| 500 | # AC_MSG_RESULT(yes) ; AC_DEFINE(HAVE_TERM_INTERRUPTS) |
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| 501 | # else |
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| 502 | # AC_MSG_RESULT(no) |
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| 503 | # fi |
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| 504 | # |
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| 505 | # fi # ac_cv_have_ioctl_with_tiocgetc |
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| 506 | |
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| 507 | #---------------------------------------------------------------------- |
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| 508 | # Checks for typedefs, structures, and compiler characteristics. |
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| 509 | #---------------------------------------------------------------------- |
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| 510 | |
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| 511 | # Check to see if the compiler understands "const" |
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| 512 | # #define it empty otherwise |
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| 513 | AC_C_CONST |
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| 514 | |
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| 515 | # Sort out "time.h" nonsense |
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| 516 | AC_HEADER_TIME |
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| 517 | |
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| 518 | AC_STRUCT_TM |
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| 519 | |
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| 520 | # Set RETSIGTYPE to the proper return type for a signal handler (void or int) |
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| 521 | AC_TYPE_SIGNAL |
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| 522 | |
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| 523 | # Roderick Bloem (rbloem@colorado.edu) : On Irix we need ttold |
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| 524 | case "$target" in |
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| 525 | mips-sgi-irix*) |
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| 526 | AC_DEFINE(NEED_TTOLD);; |
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| 527 | esac |
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| 528 | |
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| 529 | #---------------------------------------------------------------------- |
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| 530 | # Checks for library functions. |
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| 531 | #---------------------------------------------------------------------- |
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| 532 | |
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| 533 | AC_PROG_GCC_TRADITIONAL |
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| 534 | AC_FUNC_MEMCMP |
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| 535 | AC_TYPE_SIGNAL |
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| 536 | AC_CHECK_FUNCS(gettimeofday strchr strstr setvbuf getenv unlink mkstemp close) |
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| 537 | |
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| 538 | #----------------------------------------------------------------------- |
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| 539 | # Check for mawk, gawk, nawk, awk in that order |
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| 540 | #----------------------------------------------------------------------- |
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| 541 | AC_PROG_AWK |
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| 542 | |
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| 543 | #---------------------------------------------------------------------- |
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| 544 | # Create the Makefile from Makefile.in |
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| 545 | #---------------------------------------------------------------------- |
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| 546 | if test "$gcc_ok" = "g++"; then |
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| 547 | CC=$gcc_ok |
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| 548 | fi |
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| 549 | AC_OUTPUT(Makefile) |
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