X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=8a27a724bc2300920ccf26e89526d53b83ed29a2;hb=15a4be0cfa4413029985eaeb9b8828f382273b96;hp=02163d5159de80caff29f6006abd3a6f073d9218;hpb=ba9ca6a38792bb5426c6272b99c47be76d8780c6;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 02163d5159..8a27a724bc 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,132 +1,132 @@ -# 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" -target_dependent=true +AC_CANONICAL_SYSTEM -# per-host: +AM_INIT_AUTOMAKE(ld, 2.9.1) -. ${srcdir}/../bfd/configure.host +AM_PROG_LIBTOOL -host_makefile_frag= +AC_ARG_ENABLE(targets, +[ --enable-targets alternative target configurations], +[case "${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 -if [ -f ${srcdir}/config/${my_host}.mh ] ; then - host_makefile_frag=config/${my_host}.mh +AM_CONFIG_HEADER(config.h:config.in) + +if test -z "$target" ; then + AC_MSG_ERROR(Unrecognized target system type; please check config.sub.) +fi +if test -z "$host" ; then + AC_MSG_ERROR(Unrecognized host system type; please check config.sub.) fi -# per-target: - -case "${target}" in - - sparc-sun-sunos4*) my_target=sun4 - ;; - m68k-sun-sunos[34]*) my_target=sun3 - ;; - sparclite*-fujitsu-*) my_target=sun4 - ;; -# start-sanitize-v9 - sparc64-*-elf*) my_target=sparc64-elf - ;; - sparc64*) my_target=sun4 - ;; -# end-sanitize-v9 - sparc*-*-aout) my_target=sun4 - ;; - sparc*-*-elf) my_target=sun4sol2 - ;; - sparc*-*-solaris2*) my_target=sun4sol2 - ;; - i960-wrs-vxworks*) my_target=i960 - ;; - i960-intel-nindy) my_target=i960 - ;; - m68k-wrs-vxworks*) my_target=vxworks68 - ;; - m680[01234]0-wrs-vxworks*) my_target=vxworks68 - ;; - m683?2-wrs-vxworks*) my_target=vxworks68 - ;; - sparc*-wrs-vxworks*) my_target=sun4 - ;; - m68k-ericsson-ose) my_target=ose68 - ;; - m680[01234]0-ericsson-ose) my_target=ose68 - ;; - m683?2-ericsson-ose) my_target=ose68 - ;; - *-tandem-none) my_target=st2000 # FIXME needs better name - ;; - i[34]86-*-go32) my_target=go32 - ;; - i[34]86-*-aix*) my_target=i386-coff - ;; - i[34]86-*-sco*) my_target=i386-coff - ;; - i[34]86-*-coff) my_target=i386-coff - ;; - i[34]86-*-bsd) my_target=i386-bsd - ;; - i[34]86-*-aout) my_target=i386-aout - ;; - i[34]86-*-sysv*) my_target=i386-coff - ;; - m88k-*-*) my_target=m88k-bcs - ;; - a29k-*-udi) my_target=sa29200 - ;; - a29k-*-ebmon) my_target=ebmon29k - ;; - a29k-*-*) my_target=coff-a29k - ;; - h8300-*-hms) my_target=coff-h8300 - ;; - h8500-*-hms) my_target=coff-h8500 - ;; - sh-*-*) my_target=coff-sh - ;; - m68k-sony-*) my_target=news - ;; - m68k-hp-bsd*) my_target=hp300bsd - ;; - m68*-*-aout) my_target=m68k - ;; - m68*-*-coff) my_target=m68k-coff - ;; - m68*-*-hpux) my_target=hp300hpux - ;; - m68*-*-*) echo '***' "Unknown m68k target vendor for ld:" ${target_vendor} 1>&2 - exit 1 - ;; - hppa*-hp-osf) my_target=hppaosf - ;; - vax-dec-ultrix* | vax-dec-bsd*) my_target=vax - ;; - mips-dec-ultrix*) my_target=mips-lit - ;; - mips-sgi-irix*) my_target=mips-big - ;; - mips-idt-ecoffl*) my_target=mips-idtl - ;; - mips-idt-ecoff*) my_target=mips-idt - ;; - mips-dec-bsd*) my_target=mipsbsd - ;; - z8k-*sim) my_target=z8ksim - ;; - *-*-aout) my_target=${target_cpu}-${target_vendor} - ;; - *-*-coff) my_target=${target_cpu}-${target_vendor} - ;; -esac - -target_makefile_frag=config/${my_target}.mt - -if [ ! -r ${srcdir}/${target_makefile_frag} ]; then - echo '***' GNU LD does not support target ${target} 1>&2 - exit 1 +# 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 + +BFD_BINARY_FOPEN + +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=$result >> tdirs + ;; + esac + done + fi +done + +AC_SUBST(EMUL) + +TDIRS=tdirs +AC_SUBST_FILE(TDIRS) + +dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit +dnl target, and in those cases we should also build the 64 bit +dnl emulations. +if test x${all_targets} = xtrue; then + if test x${want64} = xtrue; then + EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)' + else + EMULATION_OFILES='$(ALL_EMULATIONS)' + fi +else + EMULATION_OFILES=$all_emuls fi +AC_SUBST(EMULATION_OFILES) -mkdir ldscripts 2>/dev/null +AC_OUTPUT(Makefile)