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[/] [or1k/] [trunk/] [newlib-1.10.0/] [newlib/] [libc/] [machine/] [hppa/] [aclocal.m4] - Blame information for rev 1773

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1 1008 ivang
dnl aclocal.m4 generated automatically by aclocal 1.4
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3
dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
7
 
8
dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11
dnl PARTICULAR PURPOSE.
12
 
13
dnl This provides configure definitions used by all the newlib
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dnl configure.in files.
15
 
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dnl Basic newlib configury.  This calls basic introductory stuff,
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dnl including AM_INIT_AUTOMAKE and AC_CANONICAL_HOST.  It also runs
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dnl configure.host.  The only argument is the relative path to the top
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dnl newlib directory.
20
 
21
AC_DEFUN(NEWLIB_CONFIGURE,
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[
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dnl Default to --enable-multilib
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AC_ARG_ENABLE(multilib,
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[  --enable-multilib         build many library versions (default)],
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[case "${enableval}" in
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  yes) multilib=yes ;;
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  no)  multilib=no ;;
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  *)   AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
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 esac], [multilib=yes])dnl
31
 
32
dnl Support --enable-target-optspace
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AC_ARG_ENABLE(target-optspace,
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[  --enable-target-optspace  optimize for space],
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[case "${enableval}" in
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  yes) target_optspace=yes ;;
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  no)  target_optspace=no ;;
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  *)   AC_MSG_ERROR(bad value ${enableval} for target-optspace option) ;;
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 esac], [target_optspace=])dnl
40
 
41
dnl Support --enable-malloc-debugging - currently only supported for Cygwin
42
AC_ARG_ENABLE(malloc-debugging,
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[  --enable-malloc-debugging indicate malloc debugging requested],
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[case "${enableval}" in
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  yes) malloc_debugging=yes ;;
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  no)  malloc_debugging=no ;;
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  *)   AC_MSG_ERROR(bad value ${enableval} for malloc-debugging option) ;;
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 esac], [malloc_debugging=])dnl
49
 
50
dnl Support --enable-newlib-mb
51
AC_ARG_ENABLE(newlib-mb,
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[  --enable-newlib-mb        enable multibyte support],
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[case "${enableval}" in
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  yes) newlib_mb=yes ;;
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  no)  newlib_mb=no ;;
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  *)   AC_MSG_ERROR(bad value ${enableval} for newlib-mb option) ;;
57
 esac], [newlib_mb=no])dnl
58
 
59
dnl Support --disable-newlib-io-float
60
AC_ARG_ENABLE(newlib-io-float,
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[  --disable-newlib-io-float disable printf/scanf family float support],
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[case "${enableval}" in
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  yes) newlib_io_float=yes ;;
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  no)  newlib_io_float=no ;;
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  *)   AC_MSG_ERROR(bad value ${enableval} for newlib-io-float option) ;;
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 esac], [newlib_io_float=yes])dnl
67
 
68
 
69
dnl We may get other options which we don't document:
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dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
71
 
72
test -z "[$]{with_target_subdir}" && with_target_subdir=.
73
 
74
if test "[$]{srcdir}" = "."; then
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  if test "[$]{with_target_subdir}" != "."; then
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    newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
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  else
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    newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
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  fi
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else
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  newlib_basedir="[$]{srcdir}/$1"
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fi
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AC_SUBST(newlib_basedir)
84
 
85
AC_CANONICAL_HOST
86
 
87
AM_INIT_AUTOMAKE(newlib, 1.10.0)
88
 
89
# FIXME: We temporarily define our own version of AC_PROG_CC.  This is
90
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
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# are probably using a cross compiler, which will not be able to fully
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# link an executable.  This should really be fixed in autoconf
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# itself.
94
 
95
AC_DEFUN(LIB_AC_PROG_CC,
96
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
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AC_CHECK_PROG(CC, gcc, gcc)
98
if test -z "$CC"; then
99
  AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
100
  test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
101
fi
102
 
103
AC_PROG_CC_GNU
104
 
105
if test $ac_cv_prog_gcc = yes; then
106
  GCC=yes
107
dnl Check whether -g works, even if CFLAGS is set, in case the package
108
dnl plays around with CFLAGS (such as to build both debugging and
109
dnl normal versions of a library), tasteless as that idea is.
110
  ac_test_CFLAGS="${CFLAGS+set}"
111
  ac_save_CFLAGS="$CFLAGS"
112
  CFLAGS=
113
  AC_PROG_CC_G
114
  if test "$ac_test_CFLAGS" = set; then
115
    CFLAGS="$ac_save_CFLAGS"
116
  elif test $ac_cv_prog_cc_g = yes; then
117
    CFLAGS="-g -O2"
118
  else
119
    CFLAGS="-O2"
120
  fi
121
else
122
  GCC=
123
  test "${CFLAGS+set}" = set || CFLAGS="-g"
124
fi
125
])
126
 
127
LIB_AC_PROG_CC
128
 
129
# AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD).  If we don't
130
# run it explicitly here, it will be run implicitly before
131
# NEWLIB_CONFIGURE, which doesn't work because that means that it will
132
# be run before AC_CANONICAL_HOST.
133
AC_CANONICAL_BUILD
134
 
135
AC_CHECK_TOOL(AS, as)
136
AC_CHECK_TOOL(AR, ar)
137
AC_CHECK_TOOL(RANLIB, ranlib, :)
138
 
139
AC_PROG_INSTALL
140
 
141
AM_MAINTAINER_MODE
142
 
143
# We need AC_EXEEXT to keep automake happy in cygnus mode.  However,
144
# at least currently, we never actually build a program, so we never
145
# need to use $(EXEEXT).  Moreover, the test for EXEEXT normally
146
# fails, because we are probably configuring with a cross compiler
147
# which can't create executables.  So we include AC_EXEEXT to keep
148
# automake happy, but we don't execute it, since we don't care about
149
# the result.
150
if false; then
151
  AC_EXEEXT
152
fi
153
 
154
. [$]{newlib_basedir}/configure.host
155
 
156
case [$]{newlib_basedir} in
157
/* | [A-Za-z]:[/\\]*) newlib_flagbasedir=[$]{newlib_basedir} ;;
158
*) newlib_flagbasedir='[$](top_builddir)/'[$]{newlib_basedir} ;;
159
esac
160
 
161
newlib_cflags="[$]{newlib_cflags} -I"'[$](top_builddir)'"/$1/targ-include -I[$]{newlib_flagbasedir}/libc/include"
162
case "${host}" in
163
  *-*-cygwin*)
164
    newlib_cflags="[$]{newlib_cflags} -I[$]{newlib_flagbasedir}/../winsup/cygwin/include  -I[$]{newlib_flagbasedir}/../winsup/w32api/include"
165
    ;;
166
esac
167
 
168
newlib_cflags="[$]{newlib_cflags} -fno-builtin"
169
 
170
NEWLIB_CFLAGS=${newlib_cflags}
171
AC_SUBST(NEWLIB_CFLAGS)
172
 
173
LDFLAGS=${ldflags}
174
AC_SUBST(LDFLAGS)
175
 
176
AM_CONDITIONAL(USE_LIBTOOL, test x[$]{use_libtool} = xyes)
177
AC_SUBST(oext)
178
AC_SUBST(aext)
179
 
180
AC_SUBST(libm_machine_dir)
181
AC_SUBST(machine_dir)
182
AC_SUBST(sys_dir)
183
])
184
 
185
# Do all the work for Automake.  This macro actually does too much --
186
# some checks are only needed if your package does certain things.
187
# But this isn't really a big deal.
188
 
189
# serial 1
190
 
191
dnl Usage:
192
dnl AM_INIT_AUTOMAKE(package,version, [no-define])
193
 
194
AC_DEFUN(AM_INIT_AUTOMAKE,
195
[AC_REQUIRE([AC_PROG_INSTALL])
196
PACKAGE=[$1]
197
AC_SUBST(PACKAGE)
198
VERSION=[$2]
199
AC_SUBST(VERSION)
200
dnl test to see if srcdir already configured
201
if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
202
  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
203
fi
204
ifelse([$3],,
205
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
206
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
207
AC_REQUIRE([AM_SANITY_CHECK])
208
AC_REQUIRE([AC_ARG_PROGRAM])
209
dnl FIXME This is truly gross.
210
missing_dir=`cd $ac_aux_dir && pwd`
211
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
212
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
213
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
214
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
215
AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
216
AC_REQUIRE([AC_PROG_MAKE_SET])])
217
 
218
#
219
# Check to make sure that the build environment is sane.
220
#
221
 
222
AC_DEFUN(AM_SANITY_CHECK,
223
[AC_MSG_CHECKING([whether build environment is sane])
224
# Just in case
225
sleep 1
226
echo timestamp > conftestfile
227
# Do `set' in a subshell so we don't clobber the current shell's
228
# arguments.  Must try -L first in case configure is actually a
229
# symlink; some systems play weird games with the mod time of symlinks
230
# (eg FreeBSD returns the mod time of the symlink's containing
231
# directory).
232
if (
233
   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
234
   if test "[$]*" = "X"; then
235
      # -L didn't work.
236
      set X `ls -t $srcdir/configure conftestfile`
237
   fi
238
   if test "[$]*" != "X $srcdir/configure conftestfile" \
239
      && test "[$]*" != "X conftestfile $srcdir/configure"; then
240
 
241
      # If neither matched, then we have a broken ls.  This can happen
242
      # if, for instance, CONFIG_SHELL is bash and it inherits a
243
      # broken ls alias from the environment.  This has actually
244
      # happened.  Such a system could not be considered "sane".
245
      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
246
alias in your environment])
247
   fi
248
 
249
   test "[$]2" = conftestfile
250
   )
251
then
252
   # Ok.
253
   :
254
else
255
   AC_MSG_ERROR([newly created file is older than distributed files!
256
Check your system clock])
257
fi
258
rm -f conftest*
259
AC_MSG_RESULT(yes)])
260
 
261
dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
262
dnl The program must properly implement --version.
263
AC_DEFUN(AM_MISSING_PROG,
264
[AC_MSG_CHECKING(for working $2)
265
# Run test in a subshell; some versions of sh will print an error if
266
# an executable is not found, even if stderr is redirected.
267
# Redirect stdin to placate older versions of autoconf.  Sigh.
268
if ($2 --version) < /dev/null > /dev/null 2>&1; then
269
   $1=$2
270
   AC_MSG_RESULT(found)
271
else
272
   $1="$3/missing $2"
273
   AC_MSG_RESULT(missing)
274
fi
275
AC_SUBST($1)])
276
 
277
# Add --enable-maintainer-mode option to configure.
278
# From Jim Meyering
279
 
280
# serial 1
281
 
282
AC_DEFUN(AM_MAINTAINER_MODE,
283
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
284
  dnl maintainer-mode is disabled by default
285
  AC_ARG_ENABLE(maintainer-mode,
286
[  --enable-maintainer-mode enable make rules and dependencies not useful
287
                          (and sometimes confusing) to the casual installer],
288
      USE_MAINTAINER_MODE=$enableval,
289
      USE_MAINTAINER_MODE=no)
290
  AC_MSG_RESULT($USE_MAINTAINER_MODE)
291
  AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
292
  MAINT=$MAINTAINER_MODE_TRUE
293
  AC_SUBST(MAINT)dnl
294
]
295
)
296
 
297
# Define a conditional.
298
 
299
AC_DEFUN(AM_CONDITIONAL,
300
[AC_SUBST($1_TRUE)
301
AC_SUBST($1_FALSE)
302
if $2; then
303
  $1_TRUE=
304
  $1_FALSE='#'
305
else
306
  $1_TRUE='#'
307
  $1_FALSE=
308
fi])
309
 

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