* regformats/reg-cf.dat: New file.

[binutils.git] / ld / configure.in

diff --git a/ld/configure.in b/ld/configure.in
index 6846641f5442bd431c96bb8a5cfff8e68ecfb448..4bbc8f8043a2b9a19a4ea505ab69735d896255aa 100644 (file)
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -1,18 +1,23 @@
 dnl Process this file with autoconf to produce a configure script
 dnl
 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, 2.9.4)
-
-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 "${enableval}" in
 AC_ARG_ENABLE(targets,
 [  --enable-targets        alternative target configurations],
 [case "${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=$enableval ;;
             ;;
   no)       enable_targets= ;;
   *)        enable_targets=$enableval ;;


@@ -25,7 +30,73 @@ AC_ARG_ENABLE(64-bit-bfd,
   *)    AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
 esac],[want64=false])dnl
 
   *)    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="$t"
+   ;;
+ esac
+], [
+ use_sysroot=no
+ TARGET_SYSTEM_ROOT=
+ TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
+])
+AC_SUBST(use_sysroot)
+AC_SUBST(TARGET_SYSTEM_ROOT)
+AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
+
+AC_ARG_ENABLE([got],
+AS_HELP_STRING([--enable-got=<type>],
+               [GOT handling scheme (target, single, negative, multigot)]),
+[case "${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.)
 
 if test -z "$target" ; then
     AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)


@@ -37,17 +108,25 @@ fi
 # host-specific stuff:
 
 AC_PROG_CC
 # host-specific stuff:
 
 AC_PROG_CC

-AM_PROG_INSTALL
+AC_GNU_SOURCE
+AC_USE_SYSTEM_EXTENSIONS
+ACX_LARGEFILE
+AC_PROG_INSTALL

 
 

-ALL_LINGUAS=
-CY_GNU_GETTEXT
+LT_INIT

 
 

-AM_EXEEXT
+ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id"
+ZW_GNU_GETTEXT_SISTER_DIR
+AM_PO_SUBDIRS
+
+AC_EXEEXT

 
 AC_PROG_YACC
 AM_PROG_LEX
 
 AM_MAINTAINER_MODE
 
 AC_PROG_YACC
 AM_PROG_LEX
 
 AM_MAINTAINER_MODE

+AM_CONDITIONAL(GENINSRC_NEVER, false)
+ACX_PROG_CMP_IGNORE_INITIAL

 
 . ${srcdir}/configure.host
 
 
 . ${srcdir}/configure.host
 


@@ -56,16 +135,46 @@ AC_SUBST(HOSTING_CRT0)
 AC_SUBST(HOSTING_LIBS)
 AC_SUBST(NATIVE_LIB_DIRS)
 
 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_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 <unistd.h>], [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 <unistd.h> in the expected format?])
+fi
+       

 BFD_BINARY_FOPEN
 
 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:
 
 
 # target-specific stuff:
 


@@ -73,6 +182,7 @@ all_targets=
 EMUL=
 all_emuls=
 all_emul_extras=
 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
 
 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


@@ -86,7 +196,7 @@ do
     all_targets=true
   else
     # Canonicalize the secondary target names.
     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
     if test -n "$result"; then
        targ=$result
     else


@@ -99,7 +209,16 @@ do
       EMUL=$targ_emul
     fi
 
       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 "*) ;;
        *)
        case " $all_emuls " in
        *" e${i}.o "*) ;;
        *)


@@ -111,6 +230,19 @@ do
        esac
     done
 
        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} "*) ;;
     for i in $targ_extra_ofiles; do
        case " $all_emul_extras " in
        *" ${i} "*) ;;


@@ -127,10 +259,13 @@ AC_SUBST(EMUL)
 TDIRS=tdirs
 AC_SUBST_FILE(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
-dnl emulations.

 if test x${all_targets} = xtrue; then
 if test x${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) $(ALL_64_EMULATIONS)'
   else
   if test x${want64} = xtrue; then
     EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
   else


@@ -143,6 +278,10 @@ else
 fi
 AC_SUBST(EMULATION_OFILES)
 AC_SUBST(EMUL_EXTRA_OFILES)
 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"
 
 if test x${enable_static} = xno; then
   TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"


@@ -151,5 +290,26 @@ else
 fi
 AC_SUBST(TESTBFDLIB)
 
 fi
 AC_SUBST(TESTBFDLIB)
 

-AC_OUTPUT(Makefile po/Makefile.in:po/Make-in,
-[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])
+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_CONFIG_FILES(Makefile po/Makefile.in:po/Make-in)
+AC_OUTPUT