X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=05c84675ee5751e9aeb5717bccd1d90ff684e72d;hb=0b3e17e93db61947b03f2aa945d0f26cf86f8cf8;hp=726521c5f3edcb1f1751ec909157128d1b7fbb20;hpb=7e19f60e5a44156252894a4eed7f943ce0c2694d;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 726521c5f3..05c84675ee 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,8 +1,19 @@ dnl Process this file with autoconf to produce a configure script dnl -AC_PREREG(2.0) +AC_PREREQ(2.57) AC_INIT(ldmain.c) +AC_CANONICAL_SYSTEM +AC_ISC_POSIX + +changequote(,)dnl +BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in` +changequote([,])dnl +AM_INIT_AUTOMAKE(ld, ${BFD_VERSION}) + +AM_PROG_LIBTOOL + +AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval) AC_ARG_ENABLE(targets, [ --enable-targets alternative target configurations], [case "${enableval}" in @@ -11,69 +22,138 @@ AC_ARG_ENABLE(targets, no) enable_targets= ;; *) enable_targets=$enableval ;; esac])dnl -AC_ARG_ENABLE(shared, -[ --enable-shared build shared BFD library], +AC_ARG_ENABLE(64-bit-bfd, +[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)], [case "${enableval}" in - yes) shared=true ;; - no) shared=false ;; - *) AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;; -esac])dnl + yes) want64=true ;; + no) want64=false ;; + *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; +esac],[want64=false])dnl -AC_CONFIG_HEADER(config.h:config.in) +AC_ARG_WITH(sysroot, +[ --with-sysroot[=DIR] Search for usr/lib et al within DIR.], +[ + case ${with_sysroot} in + yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;; + *) TARGET_SYSTEM_ROOT=$with_sysroot ;; + esac + + TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"' + use_sysroot=yes + + if test "x$prefix" = xNONE; then + test_prefix=/usr/local + else + test_prefix=$prefix + fi + if test "x$exec_prefix" = xNONE; then + test_exec_prefix=$test_prefix + else + test_exec_prefix=$exec_prefix + fi + case ${TARGET_SYSTEM_ROOT} in + "${test_prefix}"|"${test_prefix}/"*|\ + "${test_exec_prefix}"|"${test_exec_prefix}/"*|\ + '${prefix}'|'${prefix}/'*|\ + '${exec_prefix}'|'${exec_prefix}/'*) + t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE" + TARGET_SYSTEM_ROOT_DEFINE="$t" + ;; + esac +], [ + use_sysroot=no + TARGET_SYSTEM_ROOT= + TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"' +]) +AC_SUBST(use_sysroot) +AC_SUBST(TARGET_SYSTEM_ROOT) +AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE) + +AM_BINUTILS_WARNINGS + +AM_CONFIG_HEADER(config.h:config.in) -AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`) -AC_CANONICAL_SYSTEM if test -z "$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 -AC_ARG_PROGRAM # host-specific stuff: AC_PROG_CC +AC_PROG_INSTALL + +ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi" +ZW_GNU_GETTEXT_SISTER_DIR +AM_PO_SUBDIRS + +AC_EXEEXT + +AC_PROG_YACC +AM_PROG_LEX + +AM_MAINTAINER_MODE +AM_CONDITIONAL(GENINSRC_NEVER, false) . ${srcdir}/configure.host -AC_SUBST(CFLAGS) -AC_SUBST(HLDFLAGS) -AC_SUBST(RPATH_ENVVAR) AC_SUBST(HDEFINES) AC_SUBST(HOSTING_CRT0) AC_SUBST(HOSTING_LIBS) AC_SUBST(NATIVE_LIB_DIRS) -# For most hosts we can use a simple definition to pick up the BFD and -# opcodes libraries. However, if we are building shared libraries, we -# need to handle some hosts specially. -BFDLIB='-L../bfd -lbfd' -if test "${shared}" = "true"; then - case "${host}" in - *-*-sunos*) - # On SunOS, we must link against the name we are going to install, - # not -lbfd, since SunOS does not support SONAME. - BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`' - ;; - esac -fi -AC_SUBST(BFDLIB) - -AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h) -AC_CHECK_FUNCS(sbrk) +AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h) +AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid) AC_HEADER_DIRENT +AC_MSG_CHECKING(for a known getopt prototype in unistd.h) +AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h, +[AC_TRY_COMPILE([#include ], [extern int getopt (int, char *const*, const char *);], +ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)]) +AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h) +if test $ld_cv_decl_getopt_unistd_h = yes; then + AC_DEFINE([HAVE_DECL_GETOPT], 1, + [Is the prototype for getopt in in the expected format?]) +fi + BFD_BINARY_FOPEN -BFD_NEED_DECLARATION(free) +AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ]) + +# When converting linker scripts into strings for use in emulation +# files, use astring.sed if the compiler supports ANSI string +# concatenation, or ostring.sed otherwise. This is to support the +# broken Microsoft MSVC compiler, which limits the length of string +# constants, while still supporting pre-ANSI compilers which do not +# support string concatenation. +AC_MSG_CHECKING([whether ANSI C string concatenation works]) +AC_CACHE_VAL(ld_cv_string_concatenation, +[AC_TRY_COMPILE(,[char *a = "a" "a";], + [ld_cv_string_concatenation=yes], + [ld_cv_string_concatenation=no])]) +AC_MSG_RESULT($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 $enable_targets | sed 's/,/ /g'` do @@ -94,15 +174,45 @@ do EMUL=$targ_emul fi - for i in $targ_emul $targ_extra_emuls; do + if test x${want64} = xfalse; then + . ${srcdir}/../bfd/config.bfd + fi + + if test x${want64} = xtrue; then + targ_extra_emuls="$targ_extra_emuls $targ64_extra_emuls" + targ_extra_libpath="$targ_extra_libpath $targ64_extra_libpath" + fi + + 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 ${i}" ;; esac done @@ -110,14 +220,59 @@ tdir_$i=$result" done AC_SUBST(EMUL) -AC_SUBST(TDIRS) + +TDIRS=tdirs +AC_SUBST_FILE(TDIRS) if test x${all_targets} = xtrue; then - EMULATION_OFILES='$(ALL_EMULATIONS)' + if test x${want64} = xfalse; then + AC_CHECK_SIZEOF(long) + if test "x${ac_cv_sizeof_long}" = "x8"; then + want64=true + fi + fi + if test x${want64} = xtrue; then + EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)' + else + EMULATION_OFILES='$(ALL_EMULATIONS)' + fi + EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)' else EMULATION_OFILES=$all_emuls + EMUL_EXTRA_OFILES=$all_emul_extras fi AC_SUBST(EMULATION_OFILES) +AC_SUBST(EMUL_EXTRA_OFILES) +AC_SUBST(LIB_PATH) + +EMULATION_LIBPATH=$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 + +case "$target_os" in + lynxos) EXTRA_SHLIB_EXTENSION=".a" ;; +esac + +if test x${EXTRA_SHLIB_EXTENSION} != x ; then + AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION", + [Additional extension a shared object might have.]) +fi + +dnl Required by html and install-html +AC_SUBST(datarootdir) +AC_SUBST(docdir) +AC_SUBST(htmldir) -AC_OUTPUT(Makefile, -[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac]) +AC_OUTPUT(Makefile po/Makefile.in:po/Make-in)