-# This file is a shell script fragment that supplies the information
-# necessary to tailor a template configure script into the configure
-# script appropriate for this directory. For more information, check
-# any existing configure script.
+dnl Process this file with autoconf to produce a configure script
+dnl
+AC_PREREG(2.5)
+AC_INIT(ldmain.c)
-srctrigger=ldmain.c
-srcname="linker"
+AC_CANONICAL_SYSTEM
-# per-host:
+AM_INIT_AUTOMAKE(ld, 2.9.1)
-if [ "${host_os}" = "posix" ] ; then
- my_host=posix
-else
- case "${host_cpu}" in
- rs6000) my_host=aix ;;
- mips)
- case "${host_vendor}" in
- dec) my_host=dec3100 ;;
- esac
- ;;
- m88k)
- case "${host_vendor}" in
- *)
- case "${host_os}" in
- dgux) my_host=dgux ;;
- esac
- ;;
- esac
- ;;
-
- m68k)
- case "${host_vendor}" in
- hp) my_host=hp9000 ;;
- sony) my_host=news ;;
- sun) my_host=sun3 ;;
- esac
- ;;
-
- i386)
- case "${host_vendor}" in
- *)
- case "${host_os}" in
- sysv) my_host=i386v ;;
- esac
- ;;
- esac
- ;;
-
- sparc)
- case "${host_vendor}" in
- sun) my_host=sun4 ;;
- esac
- ;;
-
- rtpc) my_host=rtbsd ;;
- tahoe | vax) my_host=${host_cpu} ;;
- esac
-fi
+AM_PROG_LIBTOOL
-if [ ! -f config/hmake-${my_host} ] ; then
- echo '***' The linker do not support host ${host}
- exit 1
+AC_ARG_ENABLE(targets,
+[ --enable-targets alternative target configurations],
+[case "${enableval}" in
+ yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac])dnl
+AC_ARG_ENABLE(64-bit-bfd,
+[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
+[case "${enableval}" in
+ yes) want64=true ;;
+ no) want64=false ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
+esac],[want64=false])dnl
+
+AM_CONFIG_HEADER(config.h:config.in)
+
+if test -z "$target" ; then
+ AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
+fi
+if test -z "$host" ; then
+ AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
fi
-host_makefile_frag=config/hmake-${my_host}
+# 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_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
+
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_FUNCS(sbrk)
+AC_HEADER_DIRENT
-# per-target:
+BFD_BINARY_FOPEN
-case ${target_cpu} in
-sparc)
- case ${target_vendor} in
- sun) my_target=sun4 ;;
+BFD_NEED_DECLARATION(strstr)
+BFD_NEED_DECLARATION(free)
+BFD_NEED_DECLARATION(sbrk)
+BFD_NEED_DECLARATION(getenv)
+
+# target-specific stuff:
+
+all_targets=
+EMUL=
+all_emuls=
+
+dnl We need to get an arbitrary number of tdir definitions into
+dnl Makefile. We can't do it using AC_SUBST, because autoconf does
+dnl not permit literal newlines in an AC_SUBST variables. So we use a
+dnl file.
+rm -f tdirs
+
+for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
+do
+ if test "$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=$result
+ else
+ targ=$targ_alias
+ fi
+
+ . ${srcdir}/configure.tgt
+
+ if test "$targ" = "$target"; then
+ EMUL=$targ_emul
+ fi
+
+ 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=$targ_alias
+ echo tdir_$i=$result >> tdirs
+ ;;
esac
- ;;
-m88k) my_target=m88k-bcs ;;
-a29k) my_target=coff-a29k ;;
-esac
+ done
+ fi
+done
+
+AC_SUBST(EMUL)
+
+TDIRS=tdirs
+AC_SUBST_FILE(TDIRS)
-target_makefile_frag=config/tmake-${my_target}
+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
+else
+ EMULATION_OFILES=$all_emuls
+fi
+AC_SUBST(EMULATION_OFILES)
-files=
-links=
+AC_OUTPUT(Makefile)
projects / deliverable / binutils-gdb.git / blobdiff