X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=6a69408810c9d390e7147e55f7b21c64ea55f4d8;hb=9ab433aae8243622dbc5756a7f7c82cf0fd5cb1c;hp=6d5d8960778ea0aea1b61bf0a87871d77d17a6d1;hpb=49c009b56f4633058ff247ec765b3fff85dacec1;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 6d5d896077..6a69408810 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,11 +1,15 @@ dnl Process this file with autoconf to produce a configure script dnl -AC_PREREG(2.5) +AC_PREREG(2.13) AC_INIT(ldmain.c) AC_CANONICAL_SYSTEM +AC_ISC_POSIX -AM_INIT_AUTOMAKE(ld, 2.8.2) +changequote(,)dnl +BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in` +changequote([,])dnl +AM_INIT_AUTOMAKE(ld, ${BFD_VERSION}) AM_PROG_LIBTOOL @@ -25,6 +29,27 @@ AC_ARG_ENABLE(64-bit-bfd, *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; esac],[want64=false])dnl +build_warnings="-W -Wall" +AC_ARG_ENABLE(build-warnings, +[ --enable-build-warnings Enable build-time compiler warnings if gcc is used], +[case "${enableval}" in + yes) ;; + no) build_warnings="-w";; + ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${build_warnings} ${t}";; + *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${t} ${build_warnings}";; + *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then + echo "Setting warning flags = $build_warnings" 6>&1 +fi])dnl +WARN_CFLAGS="" +if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then + WARN_CFLAGS="${build_warnings}" +fi +AC_SUBST(WARN_CFLAGS) + AM_CONFIG_HEADER(config.h:config.in) if test -z "$target" ; then @@ -37,13 +62,15 @@ fi # host-specific stuff: AC_PROG_CC -AM_PROG_INSTALL -AM_CYGWIN32 -AM_EXEEXT +AC_PROG_INSTALL + +ALL_LINGUAS= +CY_GNU_GETTEXT + +AC_EXEEXT AC_PROG_YACC -AC_PROG_LEX -AC_DECL_YYTEXT +AM_PROG_LEX AM_MAINTAINER_MODE @@ -64,13 +91,40 @@ BFD_NEED_DECLARATION(strstr) BFD_NEED_DECLARATION(free) BFD_NEED_DECLARATION(sbrk) BFD_NEED_DECLARATION(getenv) +BFD_NEED_DECLARATION(environ) + +# When converting linker scripts into strings for use in emulation +# files, use astring.sed if the compiler supports ANSI string +# concatenation, or ostring.sed otherwise. This is to support the +# broken Microsoft MSVC compiler, which limits the length of string +# constants, while still supporting pre-ANSI compilers which do not +# support string concatenation. +AC_MSG_CHECKING([whether ANSI C string concatenation works]) +AC_CACHE_VAL(ld_cv_string_concatenation, +[AC_TRY_COMPILE(,[char *a = "a" "a";], + [ld_cv_string_concatenation=yes], + [ld_cv_string_concatenation=no])]) +AC_MSG_RESULT($ld_cv_string_concatenation) +if test "$ld_cv_string_concatenation" = "yes"; then + STRINGIFY=astring.sed +else + STRINGIFY=ostring.sed +fi +AC_SUBST(STRINGIFY) # target-specific stuff: all_targets= EMUL= all_emuls= -TDIRS= +all_emul_extras= +all_libpath= + +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 $enable_targets | sed 's/,/ /g'` do @@ -78,7 +132,7 @@ do all_targets=true else # Canonicalize the secondary target names. - result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null` + result=`$ac_config_sub $targ_alias 2>/dev/null` if test -n "$result"; then targ=$result else @@ -91,15 +145,36 @@ do EMUL=$targ_emul fi - for i in $targ_emul $targ_extra_emuls; do + for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; 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" + echo tdir_$i=$result >> tdirs + ;; + esac + done + + for i in $targ_emul $targ_extra_libpath; do + case " $all_libpath " in + *" ${i} "*) ;; + *) + if test -z "$all_libpath"; then + all_libpath=${i} + else + all_libpath="$all_libpath ${i}" + fi + ;; + esac + done + + for i in $targ_extra_ofiles; do + case " $all_emul_extras " in + *" ${i} "*) ;; + *) + all_emul_extras="$all_emul_extras ${i}" ;; esac done @@ -107,7 +182,9 @@ tdir_$i=$result" done AC_SUBST(EMUL) -AC_SUBST(TDIRS) + +TDIRS=tdirs +AC_SUBST_FILE(TDIRS) dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit dnl target, and in those cases we should also build the 64 bit @@ -118,9 +195,33 @@ if test x${all_targets} = xtrue; then else EMULATION_OFILES='$(ALL_EMULATIONS)' fi + EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)' else EMULATION_OFILES=$all_emuls + EMUL_EXTRA_OFILES=$all_emul_extras fi AC_SUBST(EMULATION_OFILES) +AC_SUBST(EMUL_EXTRA_OFILES) + +EMULATION_LIBPATH=$all_libpath +AC_SUBST(EMULATION_LIBPATH) + +if test x${enable_static} = xno; then + TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so" +else + TESTBFDLIB="../bfd/.libs/libbfd.a" +fi +AC_SUBST(TESTBFDLIB) + +target_vendor=${target_vendor=$host_vendor} +case "$target_vendor" in + hp) EXTRA_SHLIB_EXTENSION=".sl" ;; + *) EXTRA_SHLIB_EXTENSION= ;; +esac +if test x${EXTRA_SHLIB_EXTENSION} != x ; then + AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION", + [Additional extension a shared object might have.]) +fi -AC_OUTPUT(Makefile) +AC_OUTPUT(Makefile po/Makefile.in:po/Make-in, +[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])