gnattools/configure.ac

   1 # Configure script for libada.
   2 #   Copyright 2003, 2004, 2009, 2012 Free Software Foundation, Inc.
   3 #
   4 # This file is free software; you can redistribute it and/or modify it
   5 # under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful, but
  10 # WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 sinclude(../config/acx.m4)
  19 sinclude(../config/override.m4)
  20
  21 AC_INIT
  22
  23 AC_CONFIG_SRCDIR([Makefile.in])
  24
  25 # Command-line options.
  26 # Very limited version of AC_MAINTAINER_MODE.
  27 AC_ARG_ENABLE([maintainer-mode],
  28   [AC_HELP_STRING([--enable-maintainer-mode],
  29                  [enable make rules and dependencies not useful (and
  30                   sometimes confusing) to the casual installer])],
  31   [case ${enable_maintainer_mode} in
  32      yes) MAINT='' ;;
  33      no) MAINT='#' ;;
  34      *) AC_MSG_ERROR([--enable-maintainer-mode must be yes or no]) ;;
  35    esac
  36    maintainer_mode=${enableval}],
  37   [MAINT='#'])
  38 AC_SUBST([MAINT])dnl
  39
  40 # Start of actual configure tests
  41
  42 AC_PROG_INSTALL
  43
  44 AC_CANONICAL_BUILD
  45 AC_CANONICAL_HOST
  46 AC_CANONICAL_TARGET
  47
  48 ACX_NONCANONICAL_HOST
  49 ACX_NONCANONICAL_TARGET
  50
  51 # Need to pass this down for now :-P
  52 AC_PROG_LN_S
  53
  54 # Target-specific stuff (defaults)
  55 TOOLS_TARGET_PAIRS=
  56 AC_SUBST(TOOLS_TARGET_PAIRS)
  57 EXTRA_GNATTOOLS=
  58 AC_SUBST(EXTRA_GNATTOOLS)
  59
  60 # Per-target case statement
  61 # -------------------------
  62 case "${target}" in
  63   *-*-aix*)
  64     TOOLS_TARGET_PAIRS="\
  65     mlib-tgt-specific.adb<mlib-tgt-specific-aix.adb \
  66     indepsw.adb<indepsw-aix.adb"
  67     ;;
  68   *-*-darwin*)
  69     TOOLS_TARGET_PAIRS="\
  70     mlib-tgt-specific.adb<mlib-tgt-specific-darwin.adb \
  71     indepsw.adb<indepsw-darwin.adb"
  72     ;;
  73   *-*-dragonfly*)
  74     TOOLS_TARGET_PAIRS="\
  75     mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
  76     indepsw.adb<indepsw-gnu.adb"
  77     ;;
  78   *-*-freebsd*)
  79     TOOLS_TARGET_PAIRS="\
  80     mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
  81     indepsw.adb<indepsw-gnu.adb"
  82     ;;
  83   *-*-linux*)
  84     TOOLS_TARGET_PAIRS="\
  85     mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
  86     indepsw.adb<indepsw-gnu.adb"
  87     ;;
  88   *-*-solaris*)
  89     TOOLS_TARGET_PAIRS="mlib-tgt-specific.adb<mlib-tgt-specific-solaris.adb"
  90     ;;
  91   *-*-vxworks*)
  92     TOOLS_TARGET_PAIRS="\
  93     mlib-tgt-specific.adb<mlib-tgt-specific-vxworks.adb \
  94     indepsw.adb<indepsw-gnu.adb"
  95     ;;
  96   hppa*-hp-hpux10*)
  97     ;;
  98   hppa*-hp-hpux11*)
  99     TOOLS_TARGET_PAIRS="mlib-tgt-specific.adb<mlib-tgt-specific-hpux.adb"
 100     ;;
 101   ia64-hp-hpux11*)
 102     TOOLS_TARGET_PAIRS="mlib-tgt-specific.adb<mlib-tgt-specific-ia64-hpux.adb"
 103     ;;
 104   alpha*-*-vms* | alpha*-*-openvms*)
 105     TOOLS_TARGET_PAIRS="\
 106     mlib-tgt-specific.adb<mlib-tgt-specific-vms-alpha.adb \
 107     symbols.adb<symbols-vms.adb \
 108     symbols-processing.adb<symbols-processing-vms-alpha.adb"
 109     EXTRA_GNATTOOLS='../../gnatlbr$(exeext) ../../gnatsym$(exeext)'
 110     ;;
 111   ia64-*-vms* | ia64-*-openvms*)
 112     TOOLS_TARGET_PAIRS="\
 113     mlib-tgt-specific.adb<mlib-tgt-specific-vms-ia64.adb \
 114     symbols.adb<symbols-vms.adb \
 115     symbols-processing.adb<symbols-processing-vms-ia64.adb"
 116     EXTRA_GNATTOOLS='../../gnatlbr$(exeext) ../../gnatsym$(exeext)'
 117     ;;
 118   *-*-cygwin32* | *-*-mingw32* | *-*-pe)
 119     TOOLS_TARGET_PAIRS="\
 120     mlib-tgt-specific.adb<mlib-tgt-specific-mingw.adb \
 121     indepsw.adb<indepsw-mingw.adb"
 122     EXTRA_GNATTOOLS='../../gnatdll$(exeext)'
 123     ;;
 124 esac
 125
 126 # From user or toplevel makefile.
 127 AC_SUBST(ADA_CFLAGS)
 128
 129 # This is testing the CC passed from the toplevel Makefile, not the
 130 # one we will select below.
 131 AC_PROG_CC
 132 warn_cflags=
 133 if test "x$GCC" = "xyes"; then
 134   warn_cflags='$(GCC_WARN_CFLAGS)'
 135 fi
 136 AC_SUBST(warn_cflags)
 137
 138 # Determine what to build for 'gnattools'.  Test after the above,
 139 # because testing for CC sets the final value of cross_compiling, even
 140 # if we end up using a different CC.  We want to build
 141 # gnattools-native when: (a) this is a native build, i.e.,
 142 # cross_compiling=no, otherwise we know we cannot run binaries
 143 # produced by the toolchain used for the build, not even the binaries
 144 # created within ../gcc/; (b) build and host are the same, otherwise
 145 # this is to be regarded as a cross build environment even if it seems
 146 # that we can run host binaries; (c) host and target are the same,
 147 # otherwise the tools in ../gcc/ generate code for a different
 148 # platform.  If you change this test, be sure to adjust
 149 # ../gcc/ada/gcc-interface/config-lang.in as well.
 150 if test "x$cross_compiling/$build/$host" = "xno/$host/$target" ; then
 151   default_gnattools_target="gnattools-native"
 152 else
 153   default_gnattools_target="gnattools-cross"
 154 fi
 155 AC_SUBST([default_gnattools_target])
 156
 157 # Output: create a Makefile.
 158 AC_CONFIG_FILES([Makefile])
 159
 160 AC_OUTPUT