1 dnl Process this file with autoconf to produce a configure script
10 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
12 AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
16 AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval)
17 AC_ARG_ENABLE(targets,
18 [ --enable-targets alternative target configurations],
19 [case "${enableval}" in
20 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
22 no) enable_targets= ;;
23 *) enable_targets=$enableval ;;
25 AC_ARG_ENABLE(64-bit-bfd,
26 [ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
27 [case "${enableval}" in
30 *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
31 esac],[want64=false])dnl
34 [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
36 case ${with_sysroot} in
37 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
38 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
41 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
44 if test "x$exec_prefix" = xNONE; then
45 if test "x$prefix" = xNONE; then
46 test_prefix=/usr/local
51 test_prefix=$exec_prefix
53 case ${TARGET_SYSTEM_ROOT} in
54 "${test_prefix}"|"${test_prefix}/"*|\
55 '${exec_prefix}'|'${exec_prefix}/'*)
56 t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
57 TARGET_SYSTEM_ROOT_DEFINE="$t"
63 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
66 AC_SUBST(TARGET_SYSTEM_ROOT)
67 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
69 # The location to which bugs should be reported.
71 AS_HELP_STRING([--with-bugurl=URL],
72 [Direct users to URL to report a bug]),
74 yes) AC_MSG_ERROR([bug URL not specified]) ;;
75 no) REPORT_BUGS_TO="";
78 *) REPORT_BUGS_TO="<URL:$withval>"
79 REPORT_BUGS_TEXI="@uref{`echo $withval | sed 's/@/@@/g'`}"
82 REPORT_BUGS_TO="<URL:http://www.sourceware.org/bugzilla/>"
83 REPORT_BUGS_TEXI="@uref{http://www.sourceware.org/bugzilla/}"
85 AC_SUBST(REPORT_BUGS_TO)
86 AC_SUBST(REPORT_BUGS_TEXI)
90 AM_CONFIG_HEADER(config.h:config.in)
92 if test -z "$target" ; then
93 AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
95 if test -z "$host" ; then
96 AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
99 # host-specific stuff:
104 ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga"
105 ZW_GNU_GETTEXT_SISTER_DIR
114 AM_CONDITIONAL(GENINSRC_NEVER, false)
116 . ${srcdir}/configure.host
119 AC_SUBST(HOSTING_CRT0)
120 AC_SUBST(HOSTING_LIBS)
121 AC_SUBST(NATIVE_LIB_DIRS)
123 AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
124 AC_CHECK_FUNCS(sbrk realpath glob)
127 AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
128 AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
129 [AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
130 ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)])
131 AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h)
132 if test $ld_cv_decl_getopt_unistd_h = yes; then
133 AC_DEFINE([HAVE_DECL_GETOPT], 1,
134 [Is the prototype for getopt in <unistd.h> in the expected format?])
139 AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ])
141 # When converting linker scripts into strings for use in emulation
142 # files, use astring.sed if the compiler supports ANSI string
143 # concatenation, or ostring.sed otherwise. This is to support the
144 # broken Microsoft MSVC compiler, which limits the length of string
145 # constants, while still supporting pre-ANSI compilers which do not
146 # support string concatenation.
147 AC_MSG_CHECKING([whether ANSI C string concatenation works])
148 AC_CACHE_VAL(ld_cv_string_concatenation,
149 [AC_TRY_COMPILE(,[char *a = "a" "a";],
150 [ld_cv_string_concatenation=yes],
151 [ld_cv_string_concatenation=no])])
152 AC_MSG_RESULT($ld_cv_string_concatenation)
153 if test "$ld_cv_string_concatenation" = "yes"; then
154 STRINGIFY=astring.sed
156 STRINGIFY=ostring.sed
160 # target-specific stuff:
168 dnl We need to get an arbitrary number of tdir definitions into
169 dnl Makefile. We can't do it using AC_SUBST, because autoconf does
170 dnl not permit literal newlines in an AC_SUBST variables. So we use a
174 for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
176 if test "$targ_alias" = "all"; then
179 # Canonicalize the secondary target names.
180 result=`$ac_config_sub $targ_alias 2>/dev/null`
181 if test -n "$result"; then
187 . ${srcdir}/configure.tgt
189 if test "$targ" = "$target"; then
193 if test x${want64} = xfalse; then
194 . ${srcdir}/../bfd/config.bfd
197 if test x${want64} = xtrue; then
198 targ_extra_emuls="$targ_extra_emuls $targ64_extra_emuls"
199 targ_extra_libpath="$targ_extra_libpath $targ64_extra_libpath"
202 for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
203 case " $all_emuls " in
206 all_emuls="$all_emuls e${i}.o"
207 eval result=\$tdir_$i
208 test -z "$result" && result=$targ_alias
209 echo tdir_$i=$result >> tdirs
214 for i in $targ_emul $targ_extra_libpath; do
215 case " $all_libpath " in
218 if test -z "$all_libpath"; then
221 all_libpath="$all_libpath ${i}"
227 for i in $targ_extra_ofiles; do
228 case " $all_emul_extras " in
231 all_emul_extras="$all_emul_extras ${i}"
243 if test x${all_targets} = xtrue; then
244 if test x${want64} = xfalse; then
245 AC_CHECK_SIZEOF(long)
246 if test "x${ac_cv_sizeof_long}" = "x8"; then
250 if test x${want64} = xtrue; then
251 EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
253 EMULATION_OFILES='$(ALL_EMULATIONS)'
255 EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)'
257 EMULATION_OFILES=$all_emuls
258 EMUL_EXTRA_OFILES=$all_emul_extras
260 AC_SUBST(EMULATION_OFILES)
261 AC_SUBST(EMUL_EXTRA_OFILES)
264 EMULATION_LIBPATH=$all_libpath
265 AC_SUBST(EMULATION_LIBPATH)
267 if test x${enable_static} = xno; then
268 TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"
270 TESTBFDLIB="../bfd/.libs/libbfd.a"
274 target_vendor=${target_vendor=$host_vendor}
275 case "$target_vendor" in
276 hp) EXTRA_SHLIB_EXTENSION=".sl" ;;
277 *) EXTRA_SHLIB_EXTENSION= ;;
281 lynxos) EXTRA_SHLIB_EXTENSION=".a" ;;
284 if test x${EXTRA_SHLIB_EXTENSION} != x ; then
285 AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION",
286 [Additional extension a shared object might have.])
289 dnl Required by html and install-html
290 AC_SUBST(datarootdir)
294 AC_OUTPUT(Makefile po/Makefile.in:po/Make-in)