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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [ld/] [configure.in] - Blame information for rev 410

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Line No. Rev Author Line
1 38 julius
dnl Process this file with autoconf to produce a configure script
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dnl
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AC_PREREQ(2.57)
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AC_INIT(ldmain.c)
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AC_CANONICAL_SYSTEM
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AC_ISC_POSIX
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changequote(,)dnl
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BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[         ]*\([^  ]*\)[   ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
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changequote([,])dnl
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AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
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14
AC_ARG_WITH(lib-path, [  --with-lib-path=dir1:dir2...  set default LIB_PATH],LIB_PATH=$withval)
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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_ARG_ENABLE(64-bit-bfd,
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[  --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)],
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[case "${enableval}" in
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  yes)  want64=true  ;;
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  no)   want64=false ;;
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  *)    AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
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esac],[want64=false])dnl
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AC_ARG_WITH(sysroot,
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[  --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
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[
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 case ${with_sysroot} in
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 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
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 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
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 esac
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 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
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 use_sysroot=yes
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42
 if test "x$prefix" = xNONE; then
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  test_prefix=/usr/local
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 else
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  test_prefix=$prefix
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 fi
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 if test "x$exec_prefix" = xNONE; then
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  test_exec_prefix=$test_prefix
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 else
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  test_exec_prefix=$exec_prefix
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 fi
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 case ${TARGET_SYSTEM_ROOT} in
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 "${test_prefix}"|"${test_prefix}/"*|\
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 "${test_exec_prefix}"|"${test_exec_prefix}/"*|\
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 '${prefix}'|'${prefix}/'*|\
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 '${exec_prefix}'|'${exec_prefix}/'*)
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   t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
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   TARGET_SYSTEM_ROOT_DEFINE="$t"
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   ;;
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 esac
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], [
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 use_sysroot=no
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 TARGET_SYSTEM_ROOT=
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 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
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])
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AC_SUBST(use_sysroot)
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AC_SUBST(TARGET_SYSTEM_ROOT)
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AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
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AM_BINUTILS_WARNINGS
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AM_CONFIG_HEADER(config.h:config.in)
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if test -z "$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.)
79
fi
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# host-specific stuff:
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AC_PROG_CC
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AC_GNU_SOURCE
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AC_PROG_INSTALL
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AM_PROG_LIBTOOL
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ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi"
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ZW_GNU_GETTEXT_SISTER_DIR
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AM_PO_SUBDIRS
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AC_EXEEXT
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AC_PROG_YACC
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AM_PROG_LEX
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AM_MAINTAINER_MODE
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AM_CONDITIONAL(GENINSRC_NEVER, false)
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. ${srcdir}/configure.host
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AC_SUBST(HDEFINES)
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AC_SUBST(HOSTING_CRT0)
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AC_SUBST(HOSTING_LIBS)
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AC_SUBST(NATIVE_LIB_DIRS)
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AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
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AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid)
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AC_HEADER_DIRENT
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AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
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AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
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[AC_TRY_COMPILE([#include ], [extern int getopt (int, char *const*, const char *);],
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ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)])
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AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h)
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if test $ld_cv_decl_getopt_unistd_h = yes; then
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  AC_DEFINE([HAVE_DECL_GETOPT], 1,
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            [Is the prototype for getopt in  in the expected format?])
120
fi
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BFD_BINARY_FOPEN
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AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ])
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# When converting linker scripts into strings for use in emulation
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# files, use astring.sed if the compiler supports ANSI string
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# concatenation, or ostring.sed otherwise.  This is to support the
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# broken Microsoft MSVC compiler, which limits the length of string
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# constants, while still supporting pre-ANSI compilers which do not
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# support string concatenation.
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AC_MSG_CHECKING([whether ANSI C string concatenation works])
133
AC_CACHE_VAL(ld_cv_string_concatenation,
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[AC_TRY_COMPILE(,[char *a = "a" "a";],
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  [ld_cv_string_concatenation=yes],
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  [ld_cv_string_concatenation=no])])
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AC_MSG_RESULT($ld_cv_string_concatenation)
138
if test "$ld_cv_string_concatenation" = "yes"; then
139
  STRINGIFY=astring.sed
140
else
141
  STRINGIFY=ostring.sed
142
fi
143
AC_SUBST(STRINGIFY)
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# target-specific stuff:
146
 
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all_targets=
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EMUL=
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all_emuls=
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all_emul_extras=
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all_libpath=
152
 
153
dnl We need to get an arbitrary number of tdir definitions into
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dnl Makefile.  We can't do it using AC_SUBST, because autoconf does
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dnl not permit literal newlines in an AC_SUBST variables.  So we use a
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dnl file.
157
rm -f tdirs
158
 
159
for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
160
do
161
  if test "$targ_alias" = "all"; then
162
    all_targets=true
163
  else
164
    # Canonicalize the secondary target names.
165
    result=`$ac_config_sub $targ_alias 2>/dev/null`
166
    if test -n "$result"; then
167
        targ=$result
168
    else
169
        targ=$targ_alias
170
    fi
171
 
172
    . ${srcdir}/configure.tgt
173
 
174
    if test "$targ" = "$target"; then
175
      EMUL=$targ_emul
176
    fi
177
 
178
    if test x${want64} = xfalse; then
179
      . ${srcdir}/../bfd/config.bfd
180
    fi
181
 
182
    if test x${want64} = xtrue; then
183
      targ_extra_emuls="$targ_extra_emuls $targ64_extra_emuls"
184
      targ_extra_libpath="$targ_extra_libpath $targ64_extra_libpath"
185
    fi
186
 
187
    for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
188
        case " $all_emuls " in
189
        *" e${i}.o "*) ;;
190
        *)
191
          all_emuls="$all_emuls e${i}.o"
192
          eval result=\$tdir_$i
193
          test -z "$result" && result=$targ_alias
194
          echo tdir_$i=$result >> tdirs
195
          ;;
196
        esac
197
    done
198
 
199
    for i in $targ_emul $targ_extra_libpath; do
200
        case " $all_libpath " in
201
        *" ${i} "*) ;;
202
        *)
203
          if test -z "$all_libpath"; then
204
            all_libpath=${i}
205
          else
206
            all_libpath="$all_libpath ${i}"
207
          fi
208
          ;;
209
        esac
210
    done
211
 
212
    for i in $targ_extra_ofiles; do
213
        case " $all_emul_extras " in
214
        *" ${i} "*) ;;
215
        *)
216
          all_emul_extras="$all_emul_extras ${i}"
217
          ;;
218
        esac
219
    done
220
  fi
221
done
222
 
223
AC_SUBST(EMUL)
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225
TDIRS=tdirs
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AC_SUBST_FILE(TDIRS)
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if test x${all_targets} = xtrue; then
229
  if test x${want64} = xfalse; then
230
    AC_CHECK_SIZEOF(long)
231
    if test "x${ac_cv_sizeof_long}" = "x8"; then
232
      want64=true
233
    fi
234
  fi
235
  if test x${want64} = xtrue; then
236
    EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
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  else
238
    EMULATION_OFILES='$(ALL_EMULATIONS)'
239
  fi
240
  EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)'
241
else
242
  EMULATION_OFILES=$all_emuls
243
  EMUL_EXTRA_OFILES=$all_emul_extras
244
fi
245
AC_SUBST(EMULATION_OFILES)
246
AC_SUBST(EMUL_EXTRA_OFILES)
247
AC_SUBST(LIB_PATH)
248
 
249
EMULATION_LIBPATH=$all_libpath
250
AC_SUBST(EMULATION_LIBPATH)
251
 
252
if test x${enable_static} = xno; then
253
  TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"
254
else
255
  TESTBFDLIB="../bfd/.libs/libbfd.a"
256
fi
257
AC_SUBST(TESTBFDLIB)
258
 
259
target_vendor=${target_vendor=$host_vendor}
260
case "$target_vendor" in
261
  hp) EXTRA_SHLIB_EXTENSION=".sl" ;;
262
  *)  EXTRA_SHLIB_EXTENSION= ;;
263
esac
264
 
265
case "$target_os" in
266
  lynxos) EXTRA_SHLIB_EXTENSION=".a" ;;
267
esac
268
 
269
if test x${EXTRA_SHLIB_EXTENSION} != x ; then
270
  AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION",
271
   [Additional extension a shared object might have.])
272
fi
273
 
274
dnl Required by html and install-html
275
AC_SUBST(datarootdir)
276
AC_SUBST(docdir)
277
AC_SUBST(htmldir)
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279
AC_OUTPUT(Makefile po/Makefile.in:po/Make-in)

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