X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=90baeca3bacf7e06c8abadc1ae19f613c426fd50;hb=020d7251584c7ac86ab48a9eaa9bdefc53935d09;hp=8a27a724bc2300920ccf26e89526d53b83ed29a2;hpb=03abc2bd652b49325b5a66563c7a5dbdf158fd39;p=binutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 8a27a724bc2..90baeca3bac 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,18 +1,23 @@ dnl Process this file with autoconf to produce a configure script dnl -AC_PREREG(2.5) -AC_INIT(ldmain.c) +AC_PREREQ(2.59) +AC_INIT +AC_CONFIG_SRCDIR(ldmain.c) -AC_CANONICAL_SYSTEM +AC_CANONICAL_TARGET +AC_ISC_POSIX -AM_INIT_AUTOMAKE(ld, 2.9.1) - -AM_PROG_LIBTOOL +changequote(,)dnl +BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in` +changequote([,])dnl +AM_INIT_AUTOMAKE(ld, ${BFD_VERSION}) +AM_MAINTAINER_MODE +AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval) AC_ARG_ENABLE(targets, [ --enable-targets alternative target configurations], [case "${enableval}" in - yes | "") AC_ERROR(enable-targets option must specify target names or 'all') + yes | "") AC_MSG_ERROR(enable-targets option must specify target names or 'all') ;; no) enable_targets= ;; *) enable_targets=$enableval ;; @@ -25,7 +30,96 @@ AC_ARG_ENABLE(64-bit-bfd, *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; esac],[want64=false])dnl -AM_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="$t" + ;; + esac +], [ + use_sysroot=no + TARGET_SYSTEM_ROOT= + TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"' +]) +AC_SUBST(use_sysroot) +AC_SUBST(TARGET_SYSTEM_ROOT) +AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE) + +dnl Use --enable-gold to decide if this linker should be the default. +dnl "install_as_default" is set to false if gold is the default linker. +dnl "installed_linker" is the installed BFD linker name. +AC_ARG_ENABLE(gold, +[[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]], +[case "${enableval}" in + yes|both/gold) + install_as_default=no + installed_linker=ld.bfd + ;; + both|both/ld) + install_as_default=yes + installed_linker=ld.bfd + ;; + *) + AC_MSG_ERROR([invalid --enable-gold argument]) + ;; + esac], +[install_as_default=ld + installed_linker=ld]) +AC_SUBST(install_as_default) +AC_SUBST(installed_linker) + +AC_ARG_ENABLE([got], +AS_HELP_STRING([--enable-got=], + [GOT handling scheme (target, single, negative, multigot)]), +[case "${enableval}" in + target | single | negative | multigot) got_handling=$enableval ;; + *) AC_MSG_ERROR(bad value ${enableval} for --enable-got option) ;; +esac], +[got_handling=target]) + +case "${got_handling}" in + target) + AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_TARGET_DEFAULT], + [Define to choose default GOT handling scheme]) ;; + single) + AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_SINGLE], + [Define to choose default GOT handling scheme]) ;; + negative) + AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_NEGATIVE], + [Define to choose default GOT handling scheme]) ;; + multigot) + AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_MULTIGOT], + [Define to choose default GOT handling scheme]) ;; + *) AC_MSG_ERROR(bad value ${got_handling} for --enable-got option) ;; +esac + +AM_BINUTILS_WARNINGS + +AC_CONFIG_HEADERS([config.h:config.in]) if test -z "$target" ; then AC_MSG_ERROR(Unrecognized target system type; please check config.sub.) @@ -37,15 +131,25 @@ fi # host-specific stuff: AC_PROG_CC -AM_PROG_INSTALL -AM_CYGWIN32 -AM_EXEEXT +AC_GNU_SOURCE +AC_USE_SYSTEM_EXTENSIONS +ACX_LARGEFILE +AC_PROG_INSTALL + +LT_INIT + +ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id bg" +ZW_GNU_GETTEXT_SISTER_DIR +AM_PO_SUBDIRS + +AC_EXEEXT AC_PROG_YACC -AC_PROG_LEX -AC_DECL_YYTEXT +AM_PROG_LEX AM_MAINTAINER_MODE +AM_CONDITIONAL(GENINSRC_NEVER, false) +ACX_PROG_CMP_IGNORE_INITIAL . ${srcdir}/configure.host @@ -54,22 +158,54 @@ AC_SUBST(HOSTING_CRT0) AC_SUBST(HOSTING_LIBS) AC_SUBST(NATIVE_LIB_DIRS) -AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h) -AC_CHECK_FUNCS(sbrk) +AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h) +AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid) AC_HEADER_DIRENT +AC_MSG_CHECKING(for a known getopt prototype in unistd.h) +AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h, +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include ], [extern int getopt (int, char *const*, const char *);])], +ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)]) +AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h) +if test $ld_cv_decl_getopt_unistd_h = yes; then + AC_DEFINE([HAVE_DECL_GETOPT], 1, + [Is the prototype for getopt in in the expected format?]) +fi + BFD_BINARY_FOPEN -BFD_NEED_DECLARATION(strstr) -BFD_NEED_DECLARATION(free) -BFD_NEED_DECLARATION(sbrk) -BFD_NEED_DECLARATION(getenv) +AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ]) + +# Link in zlib if we can. This is needed only for the bootstrap tests +# right now, since those tests use libbfd, which depends on zlib. +AC_SEARCH_LIBS(zlibVersion, z, [AC_CHECK_HEADERS(zlib.h)]) + +# When converting linker scripts into strings for use in emulation +# files, use astring.sed if the compiler supports ANSI string +# concatenation, or ostring.sed otherwise. This is to support the +# broken Microsoft MSVC compiler, which limits the length of string +# constants, while still supporting pre-ANSI compilers which do not +# support string concatenation. +AC_MSG_CHECKING([whether ANSI C string concatenation works]) +AC_CACHE_VAL(ld_cv_string_concatenation, +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [char *a = "a" "a";])], + ld_cv_string_concatenation=yes, + ld_cv_string_concatenation=no)]) +AC_MSG_RESULT($ld_cv_string_concatenation) +if test "$ld_cv_string_concatenation" = "yes"; then + STRINGIFY=astring.sed +else + STRINGIFY=ostring.sed +fi +AC_SUBST(STRINGIFY) # target-specific stuff: all_targets= EMUL= all_emuls= +all_emul_extras= +all_libpath= dnl We need to get an arbitrary number of tdir definitions into dnl Makefile. We can't do it using AC_SUBST, because autoconf does @@ -83,7 +219,7 @@ do all_targets=true else # Canonicalize the secondary target names. - result=`${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=$result else @@ -96,7 +232,16 @@ do EMUL=$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 "*) ;; *) @@ -107,6 +252,28 @@ do ;; 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 ${i}" + ;; + esac + done fi done @@ -115,18 +282,57 @@ AC_SUBST(EMUL) TDIRS=tdirs AC_SUBST_FILE(TDIRS) -dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit -dnl target, and in those cases we should also build the 64 bit -dnl emulations. if test x${all_targets} = xtrue; then + if test x${want64} = xfalse; then + AC_CHECK_SIZEOF(long) + if test "x${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, pdf, install-pdf and install-html +AC_SUBST(datarootdir) +AC_SUBST(docdir) +AC_SUBST(htmldir) +AC_SUBST(pdfdir) -AC_OUTPUT(Makefile) +AC_CONFIG_FILES(Makefile po/Makefile.in:po/Make-in) +AC_OUTPUT