ef346f1a7f
* configure.in: Call AC_CONFIG_HEADER with config.h:config.in. Check for config.h:config.in when creating stamp-h. * configure: Rebuild. * Makefile.in (stamp-h): Depend upon config.in rather than config.h.in. Set CONFIG_HEADERS to config.h:config.in when calling config.status.
100 lines
2.1 KiB
Plaintext
100 lines
2.1 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script
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dnl
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AC_PREREG(2.0)
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AC_INIT(ldmain.c)
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AC_ARG_ENABLE(targets,
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[ --enable-targets alternative target configurations],
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[case "${enableval}" in
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yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])dnl
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AC_CONFIG_HEADER(config.h:config.in)
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AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`)
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AC_CANONICAL_SYSTEM
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if test -z "$target" ; then
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AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
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fi
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if test -z "$host" ; then
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AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
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fi
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AC_ARG_PROGRAM
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# host-specific stuff:
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. ${srcdir}/configure.host
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AC_PROG_CC
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AC_SUBST(CFLAGS)
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AC_SUBST(HDEFINES)
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AC_SUBST(HOSTING_CRT0)
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AC_SUBST(HOSTING_LIBS)
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AC_SUBST(NATIVE_LIB_DIRS)
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AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
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AC_CHECK_FUNCS(sbrk)
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BFD_BINARY_FOPEN
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# target-specific stuff:
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# Canonicalize the secondary target names.
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if test -n "$enable_targets"; then
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for targ in `echo $enable_targets | sed 's/,/ /g'`
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do
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result=`$ac_config_sub $targ 2>/dev/null`
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if test -n "$result"; then
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canon_targets="$canon_targets $result"
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else
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# Allow targets that config.sub doesn't recognize, like "all".
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canon_targets="$canon_targets $targ"
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fi
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done
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fi
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all_targets=false
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EMUL=
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all_emuls=
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for targ in $target $canon_targets
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do
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if test "x$targ" = "xall"; then
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all_targets=true
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else
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. ${srcdir}/configure.tgt
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if test "x$targ" = "x$target"; then
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EMUL=${targ_emul}
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fi
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all_emuls="${all_emuls} ${targ_emul} ${targ_extra_emuls}"
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fi
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done
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AC_SUBST(EMUL)
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if test x${all_targets} = xfalse; then
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# uniq the list.
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f=""
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for i in $all_emuls ; do
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case " $f " in
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*" e$i.o "*) ;;
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*) f="$f e$i.o" ;;
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esac
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done
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EMULATION_OFILES="$f"
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else # all_targets is true
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EMULATION_OFILES='$(ALL_EMULATIONS)'
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fi # all_targets is true
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AC_SUBST(EMULATION_OFILES)
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AC_OUTPUT(Makefile,
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[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])
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