X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=8a27a724bc2300920ccf26e89526d53b83ed29a2;hb=15a4be0cfa4413029985eaeb9b8828f382273b96;hp=56321730d4c6bb9774de5a67bd4fef5d849d70a5;hpb=c556c4267b5c6ab3e596bc8d87da2fb0ca48d4f6;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 56321730d4..8a27a724bc 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,143 +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) + +AC_CANONICAL_SYSTEM + +AM_INIT_AUTOMAKE(ld, 2.9.1) + +AM_PROG_LIBTOOL + +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 "$host" ; then + AC_MSG_ERROR(Unrecognized host system type; please check config.sub.) +fi -srctrigger=ldmain.c -srcname="linker" -target_dependent=true +# host-specific stuff: -# per-host: +AC_PROG_CC +AM_PROG_INSTALL +AM_CYGWIN32 +AM_EXEEXT -case "${host_cpu}" in +AC_PROG_YACC +AC_PROG_LEX +AC_DECL_YYTEXT -rs6000) my_host=rs6000 - ;; +AM_MAINTAINER_MODE -mips) - case "${host_vendor}" in - dec) my_host=decstation ;; - sgi) my_host=irix3 ;; - esac - ;; +. ${srcdir}/configure.host -m88k) - case "${host_vendor}" in - motorola) - my_host=delta88 ;; - *) - case "${host_os}" in - dgux) my_host=dgux ;; - esac - ;; - esac - ;; - -m68k) - case "${host_vendor}" in - cbm) - case ${host_os} in - amigados) my_host=amigados ;; - svr4) my_host=amix ;; - esac - ;; - hp) - case "${host_os}" in - hpux) my_host=hp9000 ;; - bsd) my_host=hp300bsd ;; - esac - ;; - sony) my_host=news ;; - sun) my_host=sun3 ;; - esac - ;; +AC_SUBST(HDEFINES) +AC_SUBST(HOSTING_CRT0) +AC_SUBST(HOSTING_LIBS) +AC_SUBST(NATIVE_LIB_DIRS) -i386) - case "${host_vendor}" in - *) - case "${host_os}" in - sysv) my_host=i386v ;; - mach) my_host=i386mach ;; - bsd) my_host=i386-aout ;; - msdos) my_host=dose ;; - esac - ;; - esac - ;; +AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h) +AC_CHECK_FUNCS(sbrk) +AC_HEADER_DIRENT -sparc) - case "${host_os}" in - sunos64) my_host=sparc-ll ;; - *) my_host=sparc ;; - esac - ;; +BFD_BINARY_FOPEN -romp) my_host=rtbsd - ;; +BFD_NEED_DECLARATION(strstr) +BFD_NEED_DECLARATION(free) +BFD_NEED_DECLARATION(sbrk) +BFD_NEED_DECLARATION(getenv) -a29k) my_host=ultra3 - ;; +# target-specific stuff: -tahoe) - my_host=tahoe - ;; +all_targets= +EMUL= +all_emuls= -vax) - case "${host_os}" in - ultrix) my_host=vaxult ;; - *) my_host=vaxbsd ;; - esac - ;; -esac - -# Set up to make a link between the host's include file and "sysdep.h". -files="../bfd/hosts/h-${my_host}.h" -links="sysdep.h" - -if [ ! -f ${srcdir}/${files} ] ; then - if [ -n "${my_host}" ] ; then - echo '***' No file ${srcdir}/${files} - fi - echo '***' ${srcname} does not support host ${host} - exit 1 -fi -host_makefile_frag= -if [ -f ${srcdir}/config/mh-${my_host} ] ; then - host_makefile_frag=${srcdir}/config/mh-${my_host} -fi +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 -# per-target: +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 -case ${target_vendor} in -aout | coff) my_target=${target_cpu}-${target_vendor} ;; -sun) - case ${target_cpu} in - sparc) my_target=sun4 ;; - m68k) my_target=sun3 ;; - esac - ;; -*) - case ${target_cpu} in - m88k) my_target=m88k-bcs ;; - a29k) case ${target_os} in - ebmon) my_target=ebmon29k ;; - *) my_target=coff-a29k ;; - esac - ;; - h8300) my_target=coff-h8300 ;; - m68k) - case ${target_vendor} in - sony) my_target=news ;; - hp) my_target=hp300bsd ;; - wrs) my_target=sun3 ;; - *) - echo "Unknown m68k target vendor:" ${target_vendor} - exit 1 - ;; - esac - ;; + . ${srcdir}/configure.tgt + + if test "$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=$result >> tdirs + ;; esac - ;; -esac + done + fi +done + +AC_SUBST(EMUL) + +TDIRS=tdirs +AC_SUBST_FILE(TDIRS) + +dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit +dnl target, and in those cases we should also build the 64 bit +dnl emulations. +if test x${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=$all_emuls +fi +AC_SUBST(EMULATION_OFILES) -target_makefile_frag=${srcdir}/config/mt-${my_target} +AC_OUTPUT(Makefile)