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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libada/configure.ac | |
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Diffstat (limited to 'libada/configure.ac')
-rw-r--r-- | libada/configure.ac | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/libada/configure.ac b/libada/configure.ac new file mode 100644 index 000000000..3aa8a62a5 --- /dev/null +++ b/libada/configure.ac @@ -0,0 +1,152 @@ +# Configure script for libada. +# Copyright 2003, 2004, 2009 Free Software Foundation, Inc. +# +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; see the file COPYING3. If not see +# <http://www.gnu.org/licenses/>. + +sinclude(../config/acx.m4) +sinclude(../config/multi.m4) +sinclude(../config/override.m4) +sinclude(../config/unwind_ipinfo.m4) + +AC_INIT +AC_PREREQ([2.64]) + +AC_CONFIG_SRCDIR([Makefile.in]) + +# Determine the host, build, and target systems +AC_CANONICAL_BUILD +AC_CANONICAL_HOST +AC_CANONICAL_TARGET +target_alias=${target_alias-$host_alias} + +# Determine the noncanonical target name, for directory use. +ACX_NONCANONICAL_TARGET + +# Determine the target- and build-specific subdirectories +GCC_TOPLEV_SUBDIRS + +# Command-line options. +# Very limited version of AC_MAINTAINER_MODE. +AC_ARG_ENABLE([maintainer-mode], + [AC_HELP_STRING([--enable-maintainer-mode], + [enable make rules and dependencies not useful (and + sometimes confusing) to the casual installer])], + [case ${enable_maintainer_mode} in + yes) MAINT='' ;; + no) MAINT='#' ;; + *) AC_MSG_ERROR([--enable-maintainer-mode must be yes or no]) ;; + esac + maintainer_mode=${enableval}], + [MAINT='#']) +AC_SUBST([MAINT])dnl + +AM_ENABLE_MULTILIB(, ..) +# Calculate toolexeclibdir +# Also toolexecdir, though it's only used in toolexeclibdir +case ${enable_version_specific_runtime_libs} in + yes) + # Need the gcc compiler version to know where to install libraries + # and header files if --enable-version-specific-runtime-libs option + # is selected. + toolexecdir='$(libdir)/gcc/$(target_alias)' + toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)' + ;; + no) + if test -n "$with_cross_host" && + test x"$with_cross_host" != x"no"; then + # Install a library built with a cross compiler in tooldir, not libdir. + toolexecdir='$(exec_prefix)/$(target_alias)' + toolexeclibdir='$(toolexecdir)/lib' + else + toolexecdir='$(libdir)/gcc-lib/$(target_alias)' + toolexeclibdir='$(libdir)' + fi + multi_os_directory=`$CC -print-multi-os-directory` + case $multi_os_directory in + .) ;; # Avoid trailing /. + *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;; + esac + ;; +esac +AC_SUBST(toolexecdir) +AC_SUBST(toolexeclibdir) +#TODO: toolexeclibdir is currently disregarded + +# Check the compiler. +# The same as in boehm-gc and libstdc++. Have to borrow it from there. +# We must force CC to /not/ be precious variables; otherwise +# the wrong, non-multilib-adjusted value will be used in multilibs. +# As a side effect, we have to subst CFLAGS ourselves. + +m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS]) +m4_define([_AC_ARG_VAR_PRECIOUS],[]) +AC_PROG_CC +m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) + +AC_SUBST(CFLAGS) + +AC_ARG_ENABLE([shared], +[AC_HELP_STRING([--disable-shared], + [don't provide a shared libgnat])], +[ +case $enable_shared in + yes | no) ;; + *) + enable_shared=no + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," + for pkg in $enableval; do + case $pkg in + ada | libada) + enable_shared=yes ;; + esac + done + IFS="$ac_save_ifs" + ;; +esac +], [enable_shared=yes]) +AC_SUBST([enable_shared]) + +# These must be passed down, or are needed by gcc/libgcc.mvars +AC_PROG_AWK +AC_PROG_LN_S + +# Determine what to build for 'gnatlib' +if test $build = $target \ + && test ${enable_shared} = yes ; then + # Note that build=target is almost certainly the wrong test; FIXME + default_gnatlib_target="gnatlib-shared" +else + default_gnatlib_target="gnatlib-plain" +fi +AC_SUBST([default_gnatlib_target]) + +# Check for _Unwind_GetIPInfo +GCC_CHECK_UNWIND_GETIPINFO +have_getipinfo= +if test x$have_unwind_getipinfo = xyes; then + have_getipinfo=-DHAVE_GETIPINFO +fi +AC_SUBST(have_getipinfo) + +warn_cflags= +if test "x$GCC" = "xyes"; then + warn_cflags='$(GCC_WARN_CFLAGS)' +fi +AC_SUBST(warn_cflags) + +# Output: create a Makefile. +AC_CONFIG_FILES([Makefile]) + +AC_OUTPUT |