1 dnl Process this file with autoconf to produce a configure script
8 AM_INIT_AUTOMAKE(ld, 2.9.1)
12 AC_ARG_ENABLE(targets,
13 [ --enable-targets alternative target configurations],
14 [case "${enableval}" in
15 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
17 no) enable_targets= ;;
18 *) enable_targets=$enableval ;;
20 AC_ARG_ENABLE(64-bit-bfd,
21 [ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
22 [case "${enableval}" in
25 *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
26 esac],[want64=false])dnl
28 AM_CONFIG_HEADER(config.h:config.in)
30 if test -z "$target" ; then
31 AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
33 if test -z "$host" ; then
34 AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
37 # host-specific stuff:
50 . ${srcdir}/configure.host
53 AC_SUBST(HOSTING_CRT0)
54 AC_SUBST(HOSTING_LIBS)
55 AC_SUBST(NATIVE_LIB_DIRS)
57 AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
63 BFD_NEED_DECLARATION(strstr)
64 BFD_NEED_DECLARATION(free)
65 BFD_NEED_DECLARATION(sbrk)
66 BFD_NEED_DECLARATION(getenv)
68 # target-specific stuff:
75 for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
77 if test "$targ_alias" = "all"; then
80 # Canonicalize the secondary target names.
81 result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null`
82 if test -n "$result"; then
88 . ${srcdir}/configure.tgt
90 if test "$targ" = "$target"; then
94 for i in $targ_emul $targ_extra_emuls; do
95 case " $all_emuls " in
98 all_emuls="$all_emuls e${i}.o"
100 test -z "$result" && result=$targ_alias
112 dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit
113 dnl target, and in those cases we should also build the 64 bit
115 if test x${all_targets} = xtrue; then
116 if test x${want64} = xtrue; then
117 EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
119 EMULATION_OFILES='$(ALL_EMULATIONS)'
122 EMULATION_OFILES=$all_emuls
124 AC_SUBST(EMULATION_OFILES)