dnl Process this file with autoconf to produce a configure script
dnl
-AC_PREREG(2.0)
+AC_PREREG(2.5)
AC_INIT(ldmain.c)
+AC_CANONICAL_SYSTEM
+
+AM_INIT_AUTOMAKE(ld, 2.8.2)
+
+AM_PROG_LIBTOOL
+
AC_ARG_ENABLE(targets,
[ --enable-targets alternative target configurations],
[case "${enableval}" in
no) enable_targets= ;;
*) enable_targets=$enableval ;;
esac])dnl
-AC_ARG_ENABLE(shared,
-[ --enable-shared build shared BFD library],
+AC_ARG_ENABLE(64-bit-bfd,
+[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
[case "${enableval}" in
- yes) shared=true ;;
- no) shared=false ;;
- *) AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;;
-esac])dnl
+ yes) want64=true ;;
+ no) want64=false ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
+esac],[want64=false])dnl
-AC_CONFIG_HEADER(config.h:config.in)
+AM_CONFIG_HEADER(config.h:config.in)
-AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`)
-AC_CANONICAL_SYSTEM
if test -z "$target" ; then
AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
fi
if test -z "$host" ; then
AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
fi
-AC_ARG_PROGRAM
# host-specific stuff:
+AC_PROG_CC
+AM_PROG_INSTALL
+AM_CYGWIN32
+AM_EXEEXT
+
+AC_PROG_YACC
+AC_PROG_LEX
+AC_DECL_YYTEXT
+
+AM_MAINTAINER_MODE
+
. ${srcdir}/configure.host
-AC_PROG_CC
-AC_SUBST(CFLAGS)
-AC_SUBST(HLDFLAGS)
AC_SUBST(HDEFINES)
AC_SUBST(HOSTING_CRT0)
AC_SUBST(HOSTING_LIBS)
AC_SUBST(NATIVE_LIB_DIRS)
-# For most hosts we can use a simple definition to pick up the BFD and
-# opcodes libraries. However, if we are building shared libraries, we
-# need to handle some hosts specially.
-BFDLIB='-L../bfd -lbfd'
-if test "${shared}" = "true"; then
- case "${host}" in
- *-*-sunos*)
- # On SunOS, we must link against the name we are going to install,
- # not -lbfd, since SunOS does not support SONAME.
- BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
- ;;
- esac
-fi
-AC_SUBST(BFDLIB)
-
AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
AC_CHECK_FUNCS(sbrk)
AC_HEADER_DIRENT
BFD_BINARY_FOPEN
+BFD_NEED_DECLARATION(strstr)
BFD_NEED_DECLARATION(free)
+BFD_NEED_DECLARATION(sbrk)
+BFD_NEED_DECLARATION(getenv)
# target-specific stuff:
-# Canonicalize the secondary target names.
-if test -n "$enable_targets"; then
- for targ in `echo $enable_targets | sed 's/,/ /g'`
- do
- result=`$ac_config_sub $targ 2>/dev/null`
- if test -n "$result"; then
- canon_targets="$canon_targets $result"
- else
- # Allow targets that config.sub doesn't recognize, like "all".
- canon_targets="$canon_targets $targ"
- fi
- done
-fi
-
-all_targets=false
+all_targets=
EMUL=
all_emuls=
+TDIRS=
-for targ in $target $canon_targets
+for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
do
- if test "x$targ" = "xall"; then
- all_targets=true
+ if test "$targ_alias" = "all"; then
+ all_targets=true
+ else
+ # Canonicalize the secondary target names.
+ result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null`
+ if test -n "$result"; then
+ targ=$result
else
- . ${srcdir}/configure.tgt
+ targ=$targ_alias
+ fi
- if test "x$targ" = "x$target"; then
- EMUL=${targ_emul}
- fi
+ . ${srcdir}/configure.tgt
- all_emuls="${all_emuls} ${targ_emul} ${targ_extra_emuls}"
+ if test "$targ" = "$target"; then
+ EMUL=$targ_emul
fi
-done
-
-AC_SUBST(EMUL)
-if test x${all_targets} = xfalse; then
- # uniq the list.
- f=""
- for i in $all_emuls ; do
- case " $f " in
- *" e$i.o "*) ;;
- *) f="$f e$i.o" ;;
+ for i in $targ_emul $targ_extra_emuls; do
+ case " $all_emuls " in
+ *" e${i}.o "*) ;;
+ *)
+ all_emuls="$all_emuls e${i}.o"
+ eval result=\$tdir_$i
+ test -z "$result" && result=$targ_alias
+ TDIRS="$TDIRS\\
+tdir_$i=$result"
+ ;;
esac
done
+ fi
+done
- EMULATION_OFILES="$f"
-
-else # all_targets is true
+AC_SUBST(EMUL)
+AC_SUBST(TDIRS)
+
+dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit
+dnl target, and in those cases we should also build the 64 bit
+dnl emulations.
+if test x${all_targets} = xtrue; then
+ if test x${want64} = xtrue; then
+ EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
+ else
EMULATION_OFILES='$(ALL_EMULATIONS)'
-fi # all_targets is true
-
+ fi
+else
+ EMULATION_OFILES=$all_emuls
+fi
AC_SUBST(EMULATION_OFILES)
-AC_OUTPUT(Makefile,
-[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])
+AC_OUTPUT(Makefile)