diff options
Diffstat (limited to 'xorg-server/acinclude.m4')
| -rw-r--r-- | xorg-server/acinclude.m4 | 206 |
1 files changed, 193 insertions, 13 deletions
diff --git a/xorg-server/acinclude.m4 b/xorg-server/acinclude.m4 index f3d8734f3..c3e36f8b1 100644 --- a/xorg-server/acinclude.m4 +++ b/xorg-server/acinclude.m4 @@ -1,4 +1,184 @@ -##### http://autoconf-archive.cryp.to/ac_define_dir.html +dnl dolt, a replacement for libtool +dnl Copyright © 2007-2008 Josh Triplett <josh@freedesktop.org> +dnl Copying and distribution of this file, with or without modification, +dnl are permitted in any medium without royalty provided the copyright +dnl notice and this notice are preserved. +dnl +dnl To use dolt, invoke the DOLT macro immediately after the libtool macros. +dnl Optionally, copy this file into acinclude.m4, to avoid the need to have it +dnl installed when running autoconf on your project. + +AC_DEFUN([DOLT], [ +AC_REQUIRE([AC_CANONICAL_HOST]) +# dolt, a replacement for libtool +# Josh Triplett <josh@freedesktop.org> +AC_PATH_PROG(DOLT_BASH, bash) +AC_MSG_CHECKING([if dolt supports this host]) +dolt_supported=yes +if test x$DOLT_BASH = x; then + dolt_supported=no +fi +if test x$GCC != xyes; then + dolt_supported=no +fi +case $host in +i?86-*-linux*|x86_64-*-linux*|powerpc-*-linux* \ +|amd64-*-freebsd*|i?86-*-freebsd*|ia64-*-freebsd*) + pic_options='-fPIC' + ;; +i?86-apple-darwin*) + pic_options='-fno-common' + ;; +*) + dolt_supported=no + ;; +esac +if test x$dolt_supported = xno ; then + AC_MSG_RESULT([no, falling back to libtool]) + LTCOMPILE='$(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(COMPILE)' + LTCXXCOMPILE='$(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CXXCOMPILE)' +else + AC_MSG_RESULT([yes, replacing libtool]) + +dnl Start writing out doltcompile. + cat <<__DOLTCOMPILE__EOF__ >doltcompile +#!$DOLT_BASH +__DOLTCOMPILE__EOF__ + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +args=("$[]@") +for ((arg=0; arg<${#args@<:@@@:>@}; arg++)) ; do + if test x"${args@<:@$arg@:>@}" = x-o ; then + objarg=$((arg+1)) + break + fi +done +if test x$objarg = x ; then + echo 'Error: no -o on compiler command line' 1>&2 + exit 1 +fi +lo="${args@<:@$objarg@:>@}" +obj="${lo%.lo}" +if test x"$lo" = x"$obj" ; then + echo "Error: libtool object file name \"$lo\" does not end in .lo" 1>&2 + exit 1 +fi +objbase="${obj##*/}" +__DOLTCOMPILE__EOF__ + +dnl Write out shared compilation code. + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +libobjdir="${obj%$objbase}.libs" +if test ! -d "$libobjdir" ; then + mkdir_out="$(mkdir "$libobjdir" 2>&1)" + mkdir_ret=$? + if test "$mkdir_ret" -ne 0 && test ! -d "$libobjdir" ; then + echo "$mkdir_out" 1>&2 + exit $mkdir_ret + fi +fi +pic_object="$libobjdir/$objbase.o" +args@<:@$objarg@:>@="$pic_object" +__DOLTCOMPILE__EOF__ + cat <<__DOLTCOMPILE__EOF__ >>doltcompile +"\${args@<:@@@:>@}" $pic_options -DPIC || exit \$? +__DOLTCOMPILE__EOF__ + fi + +dnl Write out static compilation code. +dnl Avoid duplicate compiler output if also building shared objects. + if test x$enable_static = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +non_pic_object="$obj.o" +args@<:@$objarg@:>@="$non_pic_object" +__DOLTCOMPILE__EOF__ + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +"${args@<:@@@:>@}" >/dev/null 2>&1 || exit $? +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +"${args@<:@@@:>@}" || exit $? +__DOLTCOMPILE__EOF__ + fi + fi + +dnl Write out the code to write the .lo file. +dnl The second line of the .lo file must match "^# Generated by .*libtool" + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +{ +echo "# $lo - a libtool object file" +echo "# Generated by doltcompile, not libtool" +__DOLTCOMPILE__EOF__ + + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo "pic_object='.libs/${objbase}.o'" +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo pic_object=none +__DOLTCOMPILE__EOF__ + fi + + if test x$enable_static = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo "non_pic_object='${objbase}.o'" +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo non_pic_object=none +__DOLTCOMPILE__EOF__ + fi + + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +} > "$lo" +__DOLTCOMPILE__EOF__ + +dnl Done writing out doltcompile; substitute it for libtool compilation. + chmod +x doltcompile + LTCOMPILE='$(top_builddir)/doltcompile $(COMPILE)' + LTCXXCOMPILE='$(top_builddir)/doltcompile $(CXXCOMPILE)' + +dnl automake ignores LTCOMPILE and LTCXXCOMPILE when it has separate CFLAGS for +dnl a target, so write out a libtool wrapper to handle that case. +dnl Note that doltlibtool does not handle inferred tags or option arguments +dnl without '=', because automake does not use them. + cat <<__DOLTLIBTOOL__EOF__ > doltlibtool +#!$DOLT_BASH +__DOLTLIBTOOL__EOF__ + cat <<'__DOLTLIBTOOL__EOF__' >>doltlibtool +top_builddir_slash="${0%%doltlibtool}" +: ${top_builddir_slash:=./} +args=() +modeok=false +tagok=false +for arg in "$[]@"; do + case "$arg" in + --mode=compile) modeok=true ;; + --tag=CC|--tag=CXX) tagok=true ;; + *) args@<:@${#args[@]}@:>@="$arg" ;; + esac +done +if $modeok && $tagok ; then + . ${top_builddir_slash}doltcompile "${args@<:@@@:>@}" +else + exec ${top_builddir_slash}libtool "$[]@" +fi +__DOLTLIBTOOL__EOF__ + +dnl Done writing out doltlibtool; substitute it for libtool. + chmod +x doltlibtool + LIBTOOL='$(top_builddir)/doltlibtool' +fi +AC_SUBST(LTCOMPILE) +AC_SUBST(LTCXXCOMPILE) +# end dolt +]) + +# =========================================================================== +# http://autoconf-archive.cryp.to/ac_define_dir.html +# =========================================================================== # # SYNOPSIS # @@ -6,11 +186,11 @@ # # DESCRIPTION # -# This macro sets VARNAME to the expansion of the DIR variable, -# taking care of fixing up ${prefix} and such. +# This macro sets VARNAME to the expansion of the DIR variable, taking +# care of fixing up ${prefix} and such. # -# VARNAME is then offered as both an output variable and a C -# preprocessor symbol. +# VARNAME is then offered as both an output variable and a C preprocessor +# symbol. # # Example: # @@ -18,18 +198,18 @@ # # LAST MODIFICATION # -# 2006-10-13 +# 2008-04-12 # # COPYLEFT # -# Copyright (c) 2006 Stepan Kasal <kasal@ucw.cz> -# Copyright (c) 2006 Andreas Schwab <schwab@suse.de> -# Copyright (c) 2006 Guido U. Draheim <guidod@gmx.de> -# Copyright (c) 2006 Alexandre Oliva +# Copyright (c) 2008 Stepan Kasal <kasal@ucw.cz> +# Copyright (c) 2008 Andreas Schwab <schwab@suse.de> +# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> +# Copyright (c) 2008 Alexandre Oliva # -# Copying and distribution of this file, with or without -# modification, are permitted in any medium without royalty provided -# the copyright notice and this notice are preserved. +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. AC_DEFUN([AC_DEFINE_DIR], [ prefix_NONE= |