gas/aclocal.m4

   1 dnl aclocal.m4 generated automatically by aclocal 1.2
   2
   3 dnl GAS_CHECK_DECL_NEEDED(name, typedefname, typedef, headers)
   4 AC_DEFUN(GAS_CHECK_DECL_NEEDED,[
   5 AC_MSG_CHECKING(whether declaration is required for $1)
   6 AC_CACHE_VAL(gas_cv_decl_needed_$1,
   7 AC_TRY_LINK([$4],
   8 [
   9 typedef $3;
  10 $2 x;
  11 x = ($2) $1;
  12 ], gas_cv_decl_needed_$1=no, gas_cv_decl_needed_$1=yes))dnl
  13 AC_MSG_RESULT($gas_cv_decl_needed_$1)
  14 test $gas_cv_decl_needed_$1 = no || {
  15  ifelse(index($1,[$]),-1,
  16     [AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]))],
  17     [gas_decl_name_upcase=`echo $1 | tr '[a-z]' '[A-Z]'`
  18      AC_DEFINE_UNQUOTED(NEED_DECLARATION_$gas_decl_name_upcase)])
  19 }
  20 ])dnl
  21 dnl
  22 dnl Some non-ANSI preprocessors botch requoting inside strings.  That's bad
  23 dnl enough, but on some of those systems, the assert macro relies on requoting
  24 dnl working properly!
  25 dnl GAS_WORKING_ASSERT
  26 AC_DEFUN(GAS_WORKING_ASSERT,
  27 [AC_MSG_CHECKING([for working assert macro])
  28 AC_CACHE_VAL(gas_cv_assert_ok,
  29 AC_TRY_LINK([#include <assert.h>
  30 #include <stdio.h>], [
  31 /* check for requoting problems */
  32 static int a, b, c, d;
  33 static char *s;
  34 assert (!strcmp(s, "foo bar baz quux"));
  35 /* check for newline handling */
  36 assert (a == b
  37         || c == d);
  38 ], gas_cv_assert_ok=yes, gas_cv_assert_ok=no))dnl
  39 AC_MSG_RESULT($gas_cv_assert_ok)
  40 test $gas_cv_assert_ok = yes || AC_DEFINE(BROKEN_ASSERT)
  41 ])dnl
  42 dnl
  43 dnl Since many Bourne shell implementations lack subroutines, use this
  44 dnl hack to simplify the code in configure.in.
  45 dnl GAS_UNIQ(listvar)
  46 AC_DEFUN(GAS_UNIQ,
  47 [_gas_uniq_list="[$]$1"
  48 _gas_uniq_newlist=""
  49 dnl Protect against empty input list.
  50 for _gas_uniq_i in _gas_uniq_dummy [$]_gas_uniq_list ; do
  51   case [$]_gas_uniq_i in
  52   _gas_uniq_dummy) ;;
  53   *) case " [$]_gas_uniq_newlist " in
  54        *" [$]_gas_uniq_i "*) ;;
  55        *) _gas_uniq_newlist="[$]_gas_uniq_newlist [$]_gas_uniq_i" ;;
  56      esac ;;
  57   esac
  58 done
  59 $1=[$]_gas_uniq_newlist
  60 ])dnl
  61
  62 # Do all the work for Automake.  This macro actually does too much --
  63 # some checks are only needed if your package does certain things.
  64 # But this isn't really a big deal.
  65
  66 # serial 1
  67
  68 dnl Usage:
  69 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
  70
  71 AC_DEFUN(AM_INIT_AUTOMAKE,
  72 [AC_REQUIRE([AM_PROG_INSTALL])
  73 PACKAGE=[$1]
  74 AC_SUBST(PACKAGE)
  75 VERSION=[$2]
  76 AC_SUBST(VERSION)
  77 dnl test to see if srcdir already configured
  78 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
  79   AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
  80 fi
  81 ifelse([$3],,
  82 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
  83 AC_DEFINE_UNQUOTED(VERSION, "$VERSION"))
  84 AM_SANITY_CHECK
  85 AC_ARG_PROGRAM
  86 dnl FIXME This is truly gross.
  87 missing_dir=`cd $ac_aux_dir && pwd`
  88 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
  89 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
  90 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
  91 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
  92 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
  93 AC_PROG_MAKE_SET])
  94
  95
  96 # serial 1
  97
  98 AC_DEFUN(AM_PROG_INSTALL,
  99 [AC_REQUIRE([AC_PROG_INSTALL])
 100 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 101 AC_SUBST(INSTALL_SCRIPT)dnl
 102 ])
 103
 104 #
 105 # Check to make sure that the build environment is sane.
 106 #
 107
 108 AC_DEFUN(AM_SANITY_CHECK,
 109 [AC_MSG_CHECKING([whether build environment is sane])
 110 # Just in case
 111 sleep 1
 112 echo timestamp > conftestfile
 113 # Do `set' in a subshell so we don't clobber the current shell's
 114 # arguments.  Must try -L first in case configure is actually a
 115 # symlink; some systems play weird games with the mod time of symlinks
 116 # (eg FreeBSD returns the mod time of the symlink's containing
 117 # directory).
 118 if (
 119    set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
 120    if test "$@" = "X"; then
 121       # -L didn't work.
 122       set X `ls -t $srcdir/configure conftestfile`
 123    fi
 124    test "[$]2" = conftestfile
 125    )
 126 then
 127    # Ok.
 128    :
 129 else
 130    AC_MSG_ERROR([newly created file is older than distributed files!
 131 Check your system clock])
 132 fi
 133 rm -f conftest*
 134 AC_MSG_RESULT(yes)])
 135
 136 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
 137 dnl The program must properly implement --version.
 138 AC_DEFUN(AM_MISSING_PROG,
 139 [AC_MSG_CHECKING(for working $2)
 140 # Run test in a subshell; some versions of sh will print an error if
 141 # an executable is not found, even if stderr is redirected.
 142 # Redirect stdin to placate older versions of autoconf.  Sigh.
 143 if ($2 --version) < /dev/null > /dev/null 2>&1; then
 144    $1=$2
 145    AC_MSG_RESULT(found)
 146 else
 147    $1="$3/missing $2"
 148    AC_MSG_RESULT(missing)
 149 fi
 150 AC_SUBST($1)])
 151
 152
 153 # serial 18 AM_PROG_LIBTOOL
 154 AC_DEFUN(AM_PROG_LIBTOOL,
 155 [AC_REQUIRE([AC_CANONICAL_HOST])
 156 AC_REQUIRE([AC_PROG_RANLIB])
 157 AC_REQUIRE([AC_PROG_CC])
 158 AC_REQUIRE([AM_PROG_LD])
 159 AC_REQUIRE([AM_PROG_NM])
 160 AC_REQUIRE([AC_PROG_LN_S])
 161
 162 # Always use our own libtool.
 163 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
 164 AC_SUBST(LIBTOOL)
 165
 166 dnl CYGNUS LOCAL arguments to enable-shared
 167 dnl Allow the --disable-shared flag to stop us from building shared libs.
 168 AC_ARG_ENABLE(shared,
 169 [  --enable-shared         build shared libraries [default=yes]],
 170 [p=${PACKAGE-bogus-package-name}
 171  case "$enableval" in
 172   yes) libtool_enable_shared=yes ;;
 173   no) libtool_enable_shared=no ;;
 174   # The value of $p (aka $PACKAGE) is assumed to come from AM_INIT_AUTOMAKE.
 175   # If it didn't, it'll be `bogus-package-name', thus making this condition
 176   #  not be used.
 177   *$p*) libtool_enable_shared=yes ;;
 178   *) libtool_enable_shared=no ;;
 179 esac])
 180 test -n "$libtool_enable_shared" && enable_shared="$libtool_enable_shared"
 181 libtool_shared=
 182 test "$enable_shared" = no && libtool_shared=" --disable-shared"
 183 dnl END CYGNUS LOCAL
 184
 185 dnl Allow the --disable-static flag to stop us from building static libs.
 186 AC_ARG_ENABLE(static,
 187 [  --enable-static         build static libraries [default=yes]],
 188 [if test "$enableval" = no; then
 189   libtool_enable_static=no
 190 else
 191   libtool_enable_static=yes
 192 fi])
 193 test -n "$libtool_enable_static" && enable_static="$libtool_enable_static"
 194 libtool_static=
 195 test "$enable_static" = no && libtool_static=" --disable-static"
 196
 197 libtool_flags="$libtool_shared$libtool_static"
 198 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
 199 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
 200 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
 201
 202 # Some flags need to be propagated to the compiler or linker for good
 203 # libtool support.
 204 [case "$host" in
 205 *-*-irix6*)
 206   ac_save_CFLAGS="$CFLAGS"
 207   flag_passed=no
 208   for f in -32 -64 -n32 ABI -cckr -mips1 -mips2 -mips3 -mips4; do
 209     case "$f" in
 210     ABI)
 211       test -n "$SGI_ABI" && flag_passed=yes
 212       if test "$flag_passed" = no && test "$ac_cv_prog_gcc" = yes; then
 213         # Choose the ABI flag according to GCC's specs.
 214         if $CC -dumpspecs 2>&1 | sed '/^\*link:$/,/^$/!d' | egrep -e '[         ]-32' >/dev/null; then
 215           LD="${LD-ld} -32"
 216         else
 217           LD="${LD-ld} -n32"
 218         fi
 219       fi
 220       ;;
 221
 222     *)
 223       if echo " $CC $CFLAGS " | egrep -e "[     ]$f[     ]" > /dev/null; then
 224         flag_passed=yes
 225         LD="${LD-ld} $f"
 226       fi
 227       ;;
 228     esac
 229   done
 230   CFLAGS="$ac_save_CFLAGS"
 231   ;;
 232
 233 *-*-sco3.2v5*)
 234   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
 235   CFLAGS="$CFLAGS -belf"
 236   ;;
 237 esac]
 238
 239 # Actually configure libtool.  ac_aux_dir is where install-sh is found.
 240 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
 241 LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
 242 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
 243 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
 244 || AC_MSG_ERROR([libtool configure failed])
 245 ])
 246
 247 # AM_PROG_LD - find the path to the GNU or non-GNU linker
 248 AC_DEFUN(AM_PROG_LD,
 249 [AC_ARG_WITH(gnu-ld,
 250 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 251 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
 252 AC_REQUIRE([AC_PROG_CC])
 253 ac_prog=ld
 254 if test "$ac_cv_prog_gcc" = yes; then
 255   # Check if gcc -print-prog-name=ld gives a path.
 256   AC_MSG_CHECKING([for ld used by GCC])
 257   ac_prog=`($CC -print-prog-name=ld) 2>&5`
 258   case "$ac_prog" in
 259   # Accept absolute paths.
 260   /*)
 261     test -z "$LD" && LD="$ac_prog"
 262     ;;
 263   "")
 264     # If it fails, then pretend we aren't using GCC.
 265     ac_prog=ld
 266     ;;
 267   *)
 268     # If it is relative, then search for the first ld in PATH.
 269     with_gnu_ld=unknown
 270     ;;
 271   esac
 272 elif test "$with_gnu_ld" = yes; then
 273   AC_MSG_CHECKING([for GNU ld])
 274 else
 275   AC_MSG_CHECKING([for non-GNU ld])
 276 fi
 277 AC_CACHE_VAL(ac_cv_path_LD,
 278 [if test -z "$LD"; then
 279   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 280   for ac_dir in $PATH; do
 281     test -z "$ac_dir" && ac_dir=.
 282     if test -f "$ac_dir/$ac_prog"; then
 283       ac_cv_path_LD="$ac_dir/$ac_prog"
 284       # Check to see if the program is GNU ld.  I'd rather use --version,
 285       # but apparently some GNU ld's only accept -v.
 286       # Break only if it was the GNU/non-GNU ld that we prefer.
 287       if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
 288         test "$with_gnu_ld" != no && break
 289       else
 290         test "$with_gnu_ld" != yes && break
 291       fi
 292     fi
 293   done
 294   IFS="$ac_save_ifs"
 295 else
 296   ac_cv_path_LD="$LD" # Let the user override the test with a path.
 297 fi])
 298 LD="$ac_cv_path_LD"
 299 if test -n "$LD"; then
 300   AC_MSG_RESULT($LD)
 301 else
 302   AC_MSG_RESULT(no)
 303 fi
 304 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
 305 AC_SUBST(LD)
 306 AM_PROG_LD_GNU
 307 ])
 308
 309 AC_DEFUN(AM_PROG_LD_GNU,
 310 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
 311 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
 312 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
 313   ac_cv_prog_gnu_ld=yes
 314 else
 315   ac_cv_prog_gnu_ld=no
 316 fi])
 317 ])
 318
 319 # AM_PROG_NM - find the path to a BSD-compatible name lister
 320 AC_DEFUN(AM_PROG_NM,
 321 [AC_MSG_CHECKING([for BSD-compatible nm])
 322 AC_CACHE_VAL(ac_cv_path_NM,
 323 [case "$NM" in
 324 /*)
 325   ac_cv_path_NM="$NM" # Let the user override the test with a path.
 326   ;;
 327 *)
 328   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 329   for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
 330     test -z "$ac_dir" && dir=.
 331     if test -f $ac_dir/nm; then
 332       # Check to see if the nm accepts a BSD-compat flag.
 333       # Adding the `sed 1!d' prevents false positives on HP-UX, which says:
 334       #   nm: unknown option "B" ignored
 335       if ($ac_dir/nm -B /dev/null 2>&1 | sed '1!d'; exit 0) | egrep /dev/null >/dev/null; then
 336         ac_cv_path_NM="$ac_dir/nm -B"
 337       elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1!d'; exit 0) | egrep /dev/null >/dev/null; then
 338         ac_cv_path_NM="$ac_dir/nm -p"
 339       else
 340         ac_cv_path_NM="$ac_dir/nm"
 341       fi
 342       break
 343     fi
 344   done
 345   IFS="$ac_save_ifs"
 346   test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
 347   ;;
 348 esac])
 349 NM="$ac_cv_path_NM"
 350 AC_MSG_RESULT([$NM])
 351 AC_SUBST(NM)
 352 ])
 353
 354 # Like AC_CONFIG_HEADER, but automatically create stamp file.
 355
 356 AC_DEFUN(AM_CONFIG_HEADER,
 357 [AC_PREREQ([2.12])
 358 AC_CONFIG_HEADER([$1])
 359 dnl When config.status generates a header, we must update the stamp-h file.
 360 dnl This file resides in the same directory as the config header
 361 dnl that is generated.  We must strip everything past the first ":",
 362 dnl and everything past the last "/".
 363 AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
 364 ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
 365 <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
 366 <<am_indx=1
 367 for am_file in <<$1>>; do
 368   case " <<$>>CONFIG_HEADERS " in
 369   *" <<$>>am_file "*<<)>>
 370     echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
 371     ;;
 372   esac
 373   am_indx=`expr "<<$>>am_indx" + 1`
 374 done<<>>dnl>>)
 375 changequote([,]))])
 376
 377 # Add --enable-maintainer-mode option to configure.
 378 # From Jim Meyering
 379
 380 # serial 1
 381
 382 AC_DEFUN(AM_MAINTAINER_MODE,
 383 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
 384   dnl maintainer-mode is disabled by default
 385   AC_ARG_ENABLE(maintainer-mode,
 386 [  --enable-maintainer-mode enable make rules and dependencies not useful
 387                           (and sometimes confusing) to the casual installer],
 388       USE_MAINTAINER_MODE=$enableval,
 389       USE_MAINTAINER_MODE=no)
 390   AC_MSG_RESULT($USE_MAINTAINER_MODE)
 391   if test $USE_MAINTAINER_MODE = yes; then
 392     MAINT=
 393   else
 394     MAINT='#M#'
 395   fi
 396   AC_SUBST(MAINT)dnl
 397 ]
 398 )
 399
 400 # Check to see if we're running under Cygwin32, without using
 401 # AC_CANONICAL_*.  If so, set output variable CYGWIN32 to "yes".
 402 # Otherwise set it to "no".
 403
 404 dnl AM_CYGWIN32()
 405 AC_DEFUN(AM_CYGWIN32,
 406 [AC_CACHE_CHECK(for Cygwin32 environment, am_cv_cygwin32,
 407 [AC_TRY_COMPILE(,[return __CYGWIN32__;],
 408 am_cv_cygwin32=yes, am_cv_cygwin32=no)
 409 rm -f conftest*])
 410 CYGWIN32=
 411 test "$am_cv_cygwin32" = yes && CYGWIN32=yes])
 412
 413 # Check to see if we're running under Win32, without using
 414 # AC_CANONICAL_*.  If so, set output variable EXEEXT to ".exe".
 415 # Otherwise set it to "".
 416
 417 dnl AM_EXEEXT()
 418 dnl This knows we add .exe if we're building in the Cygwin32
 419 dnl environment. But if we're not, then it compiles a test program
 420 dnl to see if there is a suffix for executables.
 421 AC_DEFUN(AM_EXEEXT,
 422 [AC_REQUIRE([AM_CYGWIN32])
 423 AC_REQUIRE([AM_MINGW32])
 424 AC_MSG_CHECKING([for executable suffix])
 425 AC_CACHE_VAL(am_cv_exeext,[
 426 if test "$CYGWIN32" = yes -o "$MINGW32" = yes; then
 427 am_cv_exeext=.exe
 428 else
 429 cat > am_c_test.c << 'EOF'
 430 int main() {
 431 /* Nothing needed here */
 432 }
 433 EOF
 434 ${CC-cc} -o am_c_test $CFLAGS $CPPFLAGS $LDFLAGS am_c_test.c $LIBS 1>&5
 435 am_cv_exeext=`echo am_c_test.* | grep -v am_c_test.c | sed -e s/am_c_test//`
 436 rm -f am_c_test*])
 437 test x"${am_cv_exeext}" = x && am_cv_exeext=no
 438 fi
 439 EXEEXT=""
 440 test x"${am_cv_exeext}" != xno && EXEEXT=${am_cv_exeext}
 441 AC_MSG_RESULT(${am_cv_exeext})
 442 AC_SUBST(EXEEXT)])
 443
 444 # Check to see if we're running under Mingw, without using
 445 # AC_CANONICAL_*.  If so, set output variable MINGW32 to "yes".
 446 # Otherwise set it to "no".
 447
 448 dnl AM_MINGW32()
 449 AC_DEFUN(AM_MINGW32,
 450 [AC_CACHE_CHECK(for Mingw32 environment, am_cv_mingw32,
 451 [AC_TRY_COMPILE(,[return __MINGW32__;],
 452 am_cv_mingw32=yes, am_cv_mingw32=no)
 453 rm -f conftest*])
 454 MINGW32=
 455 test "$am_cv_mingw32" = yes && MINGW32=yes])
 456