Tue Oct 10 23:08:53 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
[glibc.git] / configure
blobe579acba63030a7876f880673a0b1e24675b141f
1 #! /bin/sh
3 # From configure.in CVSid
4 # Guess values for system-dependent variables and create Makefiles.
5 # Generated automatically using autoconf version 2.4.2
6 # Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
8 # This configure script is free software; the Free Software Foundation
9 # gives unlimited permission to copy, distribute and modify it.
11 # Defaults:
12 ac_help=
13 ac_default_prefix=/usr/local
14 # Any additions from configure.in:
15 ac_help="$ac_help
16 --with-gmp=DIRECTORY find GMP source code in DIRECTORY (not needed)"
17 ac_help="$ac_help
18 --with-fp if using floating-point hardware"
19 ac_help="$ac_help
20 --with-gnu-binutils if using GNU binutils (as and ld)"
21 ac_help="$ac_help
22 --with-gnu-ld if using GNU ld (in the binutils package)"
23 ac_help="$ac_help
24 --with-gnu-as if using GNU as (in the binutils package)"
25 ac_help="$ac_help
26 --with-elf if using the ELF object format"
27 ac_help="$ac_help
28 --with-weak-symbols if weak symbols are available in as and ld"
29 ac_help="$ac_help
30 --enable-shared build shared library [default=yes if GNU ld & ELF]"
31 ac_help="$ac_help
32 --enable-profile build profiled library [default=yes]"
33 ac_help="$ac_help
34 --enable-omitfp build undebuggable optimized library [default=no]"
36 # Initialize some variables set by options.
37 # The variables have the same names as the options, with
38 # dashes changed to underlines.
39 build=NONE
40 cache_file=./config.cache
41 exec_prefix=NONE
42 host=NONE
43 no_create=
44 nonopt=NONE
45 no_recursion=
46 prefix=NONE
47 program_prefix=NONE
48 program_suffix=NONE
49 program_transform_name=s,x,x,
50 silent=
51 site=
52 srcdir=
53 target=NONE
54 verbose=
55 x_includes=NONE
56 x_libraries=NONE
57 bindir='${exec_prefix}/bin'
58 sbindir='${exec_prefix}/sbin'
59 libexecdir='${exec_prefix}/libexec'
60 datadir='${prefix}/share'
61 sysconfdir='${prefix}/etc'
62 sharedstatedir='${prefix}/com'
63 localstatedir='${prefix}/var'
64 libdir='${exec_prefix}/lib'
65 includedir='${prefix}/include'
66 oldincludedir='/usr/include'
67 infodir='${prefix}/info'
68 mandir='${prefix}/man'
70 # Initialize some other variables.
71 subdirs=
73 ac_prev=
74 for ac_option
77 # If the previous option needs an argument, assign it.
78 if test -n "$ac_prev"; then
79 eval "$ac_prev=\$ac_option"
80 ac_prev=
81 continue
84 case "$ac_option" in
85 -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
86 *) ac_optarg= ;;
87 esac
89 # Accept the important Cygnus configure options, so we can diagnose typos.
91 case "$ac_option" in
93 -bindir | --bindir | --bindi | --bind | --bin | --bi)
94 ac_prev=bindir ;;
95 -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
96 bindir="$ac_optarg" ;;
98 -build | --build | --buil | --bui | --bu)
99 ac_prev=build ;;
100 -build=* | --build=* | --buil=* | --bui=* | --bu=*)
101 build="$ac_optarg" ;;
103 -cache-file | --cache-file | --cache-fil | --cache-fi \
104 | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
105 ac_prev=cache_file ;;
106 -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
107 | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
108 cache_file="$ac_optarg" ;;
110 -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
111 ac_prev=datadir ;;
112 -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
113 | --da=*)
114 datadir="$ac_optarg" ;;
116 -disable-* | --disable-*)
117 ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
118 # Reject names that are not valid shell variable names.
119 if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
120 { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
122 ac_feature=`echo $ac_feature| sed 's/-/_/g'`
123 eval "enable_${ac_feature}=no" ;;
125 -enable-* | --enable-*)
126 ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
127 # Reject names that are not valid shell variable names.
128 if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
129 { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
131 ac_feature=`echo $ac_feature| sed 's/-/_/g'`
132 case "$ac_option" in
133 *=*) ;;
134 *) ac_optarg=yes ;;
135 esac
136 eval "enable_${ac_feature}='$ac_optarg'" ;;
138 -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
139 | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
140 | --exec | --exe | --ex)
141 ac_prev=exec_prefix ;;
142 -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
143 | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
144 | --exec=* | --exe=* | --ex=*)
145 exec_prefix="$ac_optarg" ;;
147 -gas | --gas | --ga | --g)
148 # Obsolete; use --with-gas.
149 with_gas=yes ;;
151 -help | --help | --hel | --he)
152 # Omit some internal or obsolete options to make the list less imposing.
153 # This message is too long to be a string in the A/UX 3.1 sh.
154 cat << EOF
155 Usage: configure [options] [host]
156 Options: [defaults in brackets after descriptions]
157 Configuration:
158 --cache-file=FILE cache test results in FILE
159 --help print this message
160 --no-create do not create output files
161 --quiet, --silent do not print \`checking...' messages
162 --version print the version of autoconf that created configure
163 Directory and file names:
164 --prefix=PREFIX install architecture-independent files in PREFIX
165 [$ac_default_prefix]
166 --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
167 [same as prefix]
168 --bindir=DIR user executables in DIR [EPREFIX/bin]
169 --sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
170 --libexecdir=DIR program executables in DIR [EPREFIX/libexec]
171 --datadir=DIR read-only architecture-independent data in DIR [PREFIX/share]
172 --sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
173 --sharedstatedir=DIR modifiable architecture-independent data in DIR [PREFIX/com]
174 --localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
175 --libdir=DIR object code libraries in DIR [EPREFIX/lib]
176 --includedir=DIR C header files in DIR [PREFIX/include]
177 --oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
178 --infodir=DIR info documentation in DIR [PREFIX/info]
179 --mandir=DIR man documentation in DIR [PREFIX/man]
180 --srcdir=DIR find the sources in DIR [configure dir or ..]
181 --program-prefix=PREFIX prepend PREFIX to installed program names
182 --program-suffix=SUFFIX append SUFFIX to installed program names
183 --program-transform-name=PROGRAM run sed PROGRAM on installed program names
185 cat << EOF
186 Host type:
187 --build=BUILD configure for building on BUILD [BUILD=HOST]
188 --host=HOST configure for HOST [guessed]
189 --target=TARGET configure for TARGET [TARGET=HOST]
190 Features and packages:
191 --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
192 --enable-FEATURE[=ARG] include FEATURE [ARG=yes]
193 --with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
194 --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
195 --x-includes=DIR X include files are in DIR
196 --x-libraries=DIR X library files are in DIR
197 --enable and --with options recognized:$ac_help
199 exit 0 ;;
201 -host | --host | --hos | --ho)
202 ac_prev=host ;;
203 -host=* | --host=* | --hos=* | --ho=*)
204 host="$ac_optarg" ;;
206 -includedir | --includedir | --includedi | --included | --include \
207 | --includ | --inclu | --incl | --inc)
208 ac_prev=includedir ;;
209 -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
210 | --includ=* | --inclu=* | --incl=* | --inc=*)
211 includedir="$ac_optarg" ;;
213 -infodir | --infodir | --infodi | --infod | --info | --inf)
214 ac_prev=infodir ;;
215 -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
216 infodir="$ac_optarg" ;;
218 -libdir | --libdir | --libdi | --libd)
219 ac_prev=libdir ;;
220 -libdir=* | --libdir=* | --libdi=* | --libd=*)
221 libdir="$ac_optarg" ;;
223 -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
224 | --libexe | --libex | --libe)
225 ac_prev=libexecdir ;;
226 -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
227 | --libexe=* | --libex=* | --libe=*)
228 libexecdir="$ac_optarg" ;;
230 -localstatedir | --localstatedir | --localstatedi | --localstated \
231 | --localstate | --localstat | --localsta | --localst \
232 | --locals | --local | --loca | --loc | --lo)
233 ac_prev=localstatedir ;;
234 -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
235 | --localstate=* | --localstat=* | --localsta=* | --localst=* \
236 | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
237 localstatedir="$ac_optarg" ;;
239 -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
240 ac_prev=mandir ;;
241 -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
242 mandir="$ac_optarg" ;;
244 -nfp | --nfp | --nf)
245 # Obsolete; use --without-fp.
246 with_fp=no ;;
248 -no-create | --no-create | --no-creat | --no-crea | --no-cre \
249 | --no-cr | --no-c)
250 no_create=yes ;;
252 -no-recursion | --no-recursion | --no-recursio | --no-recursi \
253 | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
254 no_recursion=yes ;;
256 -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
257 | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
258 | --oldin | --oldi | --old | --ol | --o)
259 ac_prev=oldincludedir ;;
260 -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
261 | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
262 | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
263 oldincludedir="$ac_optarg" ;;
265 -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
266 ac_prev=prefix ;;
267 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
268 prefix="$ac_optarg" ;;
270 -program-prefix | --program-prefix | --program-prefi | --program-pref \
271 | --program-pre | --program-pr | --program-p)
272 ac_prev=program_prefix ;;
273 -program-prefix=* | --program-prefix=* | --program-prefi=* \
274 | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
275 program_prefix="$ac_optarg" ;;
277 -program-suffix | --program-suffix | --program-suffi | --program-suff \
278 | --program-suf | --program-su | --program-s)
279 ac_prev=program_suffix ;;
280 -program-suffix=* | --program-suffix=* | --program-suffi=* \
281 | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
282 program_suffix="$ac_optarg" ;;
284 -program-transform-name | --program-transform-name \
285 | --program-transform-nam | --program-transform-na \
286 | --program-transform-n | --program-transform- \
287 | --program-transform | --program-transfor \
288 | --program-transfo | --program-transf \
289 | --program-trans | --program-tran \
290 | --progr-tra | --program-tr | --program-t)
291 ac_prev=program_transform_name ;;
292 -program-transform-name=* | --program-transform-name=* \
293 | --program-transform-nam=* | --program-transform-na=* \
294 | --program-transform-n=* | --program-transform-=* \
295 | --program-transform=* | --program-transfor=* \
296 | --program-transfo=* | --program-transf=* \
297 | --program-trans=* | --program-tran=* \
298 | --progr-tra=* | --program-tr=* | --program-t=*)
299 program_transform_name="$ac_optarg" ;;
301 -q | -quiet | --quiet | --quie | --qui | --qu | --q \
302 | -silent | --silent | --silen | --sile | --sil)
303 silent=yes ;;
305 -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
306 ac_prev=sbindir ;;
307 -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
308 | --sbi=* | --sb=*)
309 sbindir="$ac_optarg" ;;
311 -sharedstatedir | --sharedstatedir | --sharedstatedi \
312 | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
313 | --sharedst | --shareds | --shared | --share | --shar \
314 | --sha | --sh)
315 ac_prev=sharedstatedir ;;
316 -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
317 | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
318 | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
319 | --sha=* | --sh=*)
320 sharedstatedir="$ac_optarg" ;;
322 -site | --site | --sit)
323 ac_prev=site ;;
324 -site=* | --site=* | --sit=*)
325 site="$ac_optarg" ;;
327 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
328 ac_prev=srcdir ;;
329 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
330 srcdir="$ac_optarg" ;;
332 -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
333 | --syscon | --sysco | --sysc | --sys | --sy)
334 ac_prev=sysconfdir ;;
335 -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
336 | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
337 sysconfdir="$ac_optarg" ;;
339 -target | --target | --targe | --targ | --tar | --ta | --t)
340 ac_prev=target ;;
341 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
342 target="$ac_optarg" ;;
344 -v | -verbose | --verbose | --verbos | --verbo | --verb)
345 verbose=yes ;;
347 -version | --version | --versio | --versi | --vers)
348 echo "configure generated by autoconf version 2.4.2"
349 exit 0 ;;
351 -with-* | --with-*)
352 ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
353 # Reject names that are not valid shell variable names.
354 if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
355 { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
357 ac_package=`echo $ac_package| sed 's/-/_/g'`
358 case "$ac_option" in
359 *=*) ;;
360 *) ac_optarg=yes ;;
361 esac
362 eval "with_${ac_package}='$ac_optarg'" ;;
364 -without-* | --without-*)
365 ac_package=`echo $ac_option|sed -e 's/-*without-//'`
366 # Reject names that are not valid shell variable names.
367 if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
368 { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
370 ac_package=`echo $ac_package| sed 's/-/_/g'`
371 eval "with_${ac_package}=no" ;;
373 --x)
374 # Obsolete; use --with-x.
375 with_x=yes ;;
377 -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
378 | --x-incl | --x-inc | --x-in | --x-i)
379 ac_prev=x_includes ;;
380 -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
381 | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
382 x_includes="$ac_optarg" ;;
384 -x-libraries | --x-libraries | --x-librarie | --x-librari \
385 | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
386 ac_prev=x_libraries ;;
387 -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
388 | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
389 x_libraries="$ac_optarg" ;;
391 -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
395 if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
396 echo "configure: warning: $ac_option: invalid host type" 1>&2
398 if test "x$nonopt" != xNONE; then
399 { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
401 nonopt="$ac_option"
404 esac
405 done
407 if test -n "$ac_prev"; then
408 { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
411 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
413 # File descriptor usage:
414 # 0 standard input
415 # 1 file creation
416 # 2 errors and warnings
417 # 3 some systems may open it to /dev/tty
418 # 4 used on the Kubota Titan
419 # 4 checking for... messages and results
420 # 5 compiler messages saved in config.log
421 if test "$silent" = yes; then
422 exec 4>/dev/null
423 else
424 exec 4>&1
426 exec 5>./config.log
428 echo "\
429 This file contains any messages produced by compilers while
430 running configure, to aid debugging if configure makes a mistake.
431 " 1>&5
433 # Strip out --no-create and --no-recursion so they do not pile up.
434 # Also quote any args containing shell metacharacters.
435 ac_configure_args=
436 for ac_arg
438 case "$ac_arg" in
439 -no-create | --no-create | --no-creat | --no-crea | --no-cre \
440 | --no-cr | --no-c) ;;
441 -no-recursion | --no-recursion | --no-recursio | --no-recursi \
442 | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
443 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
444 ac_configure_args="$ac_configure_args '$ac_arg'" ;;
445 *) ac_configure_args="$ac_configure_args $ac_arg" ;;
446 esac
447 done
449 # NLS nuisances.
450 # Only set LANG and LC_ALL to C if already set.
451 # These must not be set unconditionally because not all systems understand
452 # e.g. LANG=C (notably SCO).
453 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
454 if test "${LANG+set}" = set; then LANG=C; export LANG; fi
456 # confdefs.h avoids OS command line length limits that DEFS can exceed.
457 rm -rf conftest* confdefs.h
458 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
459 echo > confdefs.h
461 # A filename unique to this package, relative to the directory that
462 # configure is in, which we can look for to find out if srcdir is correct.
463 ac_unique_file=features.h
465 # Find the source files, if location was not specified.
466 if test -z "$srcdir"; then
467 ac_srcdir_defaulted=yes
468 # Try the directory containing this script, then its parent.
469 ac_prog=$0
470 ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
471 test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
472 srcdir=$ac_confdir
473 if test ! -r $srcdir/$ac_unique_file; then
474 srcdir=..
476 else
477 ac_srcdir_defaulted=no
479 if test ! -r $srcdir/$ac_unique_file; then
480 if test "$ac_srcdir_defaulted" = yes; then
481 { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
482 else
483 { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
486 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
488 # Prefer explicitly selected file to automatically selected ones.
489 if test -z "$CONFIG_SITE"; then
490 if test "x$prefix" != xNONE; then
491 CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
492 else
493 CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
496 for ac_site_file in $CONFIG_SITE; do
497 if test -r "$ac_site_file"; then
498 echo "loading site script $ac_site_file"
499 . "$ac_site_file"
501 done
503 if test -r "$cache_file"; then
504 echo "loading cache $cache_file"
505 . $cache_file
506 else
507 echo "creating cache $cache_file"
508 > $cache_file
511 ac_ext=c
512 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
513 ac_cpp='echo $CPP $CPPFLAGS 1>&5;
514 $CPP $CPPFLAGS'
515 ac_compile='echo ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5;
516 ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
517 ac_link='echo ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5;
518 ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'
520 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
521 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
522 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
523 ac_n= ac_c='
524 ' ac_t=' '
525 else
526 ac_n=-n ac_c= ac_t=
528 else
529 ac_n= ac_c='\c' ac_t=
532 if test -r /vmunix; then
533 kernel_id=`strings /vmunix | grep UNIX`
534 elif test -r /dynix; then
535 kernel_id=`strings /dynix | grep DYNIX`
536 else
537 kernel_id=
543 # This will get text that should go into config.make.
544 config_vars=
546 # Check for a --with-gmp argument and set gmp-srcdir in config.make.
547 # Check whether --with-gmp or --without-gmp was given.
548 if test "${with_gmp+set}" = set; then
549 withval="$with_gmp"
550 case "$with_gmp" in
551 yes) { echo "configure: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" 1>&2; exit 1; } ;;
552 ''|no) ;;
553 *) config_vars="$config_vars
554 gmp-srcdir = $withval" ;;
555 esac
560 # Check whether --with-fp or --without-fp was given.
561 if test "${with_fp+set}" = set; then
562 withval="$with_fp"
563 with_fp=$withval
564 else
565 with_fp=yes
568 # Check whether --with-gnu-binutils or --without-gnu-binutils was given.
569 if test "${with_gnu_binutils+set}" = set; then
570 withval="$with_gnu_binutils"
571 gnu_binutils=$withval
572 else
573 gnu_binutils=no
576 # Check whether --with-gnu-ld or --without-gnu-ld was given.
577 if test "${with_gnu_ld+set}" = set; then
578 withval="$with_gnu_ld"
579 gnu_ld=$withval
580 else
581 gnu_ld=no
584 # Check whether --with-gnu-as or --without-gnu-as was given.
585 if test "${with_gnu_as+set}" = set; then
586 withval="$with_gnu_as"
587 gnu_as=$withval
588 else
589 gnu_as=no
592 test $gnu_binutils = yes && gnu_as=yes gnu_ld=yes
593 # Check whether --with-elf or --without-elf was given.
594 if test "${with_elf+set}" = set; then
595 withval="$with_elf"
596 elf=$withval
597 else
598 elf=no
601 # Check whether --with-weak-symbols or --without-weak-symbols was given.
602 if test "${with_weak_symbols+set}" = set; then
603 withval="$with_weak_symbols"
604 weak=$withval
605 else
606 weak=no
610 # Check whether --enable-shared or --disable-shared was given.
611 if test "${enable_shared+set}" = set; then
612 enableval="$enable_shared"
613 shared=$enableval
614 else
615 shared=default
618 # Check whether --enable-profile or --disable-profile was given.
619 if test "${enable_profile+set}" = set; then
620 enableval="$enable_profile"
621 profile=$enableval
622 else
623 profile=yes
626 # Check whether --enable-omitfp or --disable-omitfp was given.
627 if test "${enable_omitfp+set}" = set; then
628 enableval="$enable_omitfp"
629 omitfp=$enableval
630 else
631 omitfp=no
635 ac_aux_dir=
636 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
637 if test -f $ac_dir/install-sh; then
638 ac_aux_dir=$ac_dir
639 ac_install_sh="$ac_aux_dir/install-sh -c"
640 break
641 elif test -f $ac_dir/install.sh; then
642 ac_aux_dir=$ac_dir
643 ac_install_sh="$ac_aux_dir/install.sh -c"
644 break
646 done
647 if test -z "$ac_aux_dir"; then
648 { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
650 ac_config_guess=$ac_aux_dir/config.guess
651 ac_config_sub=$ac_aux_dir/config.sub
652 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
655 # Make sure we can run config.sub.
656 if $ac_config_sub sun4 >/dev/null 2>&1; then :
657 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
660 echo $ac_n "checking host system type""... $ac_c" 1>&4
662 host_alias=$host
663 case "$host_alias" in
664 NONE)
665 case $nonopt in
666 NONE)
667 if host_alias=`$ac_config_guess`; then :
668 else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
669 fi ;;
670 *) host_alias=$nonopt ;;
671 esac ;;
672 esac
674 host=`$ac_config_sub $host_alias`
675 host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
676 host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
677 host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
678 echo "$ac_t""$host" 1>&4
680 # We keep the original values in `$config_*' and never modify them, so we
681 # can write them unchanged into config.make. Everything else uses
682 # $machine, $vendor, and $os, and changes them whenever convenient.
683 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
685 # Some configurations imply other options.
686 case "$host_os" in
687 gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
688 # These systems always use GNU tools.
689 gnu_ld=yes gnu_as=yes
690 esac
691 case "$host_os" in
692 gnu* | linux* | sysv4* | solaris2*)
693 # These systems always use the ELF format.
694 elf=yes
695 esac
697 # Compute the list of sysdep directories for this configuration.
698 sysdep_dir=$srcdir/sysdeps
699 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&4
700 if eval "test \"`echo '$''{'libc_cv_sysdirs'+set}'`\" = set"; then
701 echo $ac_n "(cached) $ac_c" 1>&4
702 else
703 machine=$config_machine
704 vendor=$config_vendor
705 os=$config_os
707 # Expand the configuration machine name into a subdirectory by architecture
708 # type and particular chip.
709 case "$machine" in
710 i[345]86)
711 machine=i386/$machine ;;
712 sparc[6789])
713 machine=sparc/$machine ;;
714 m68k)
715 machine=m68k/m68020 ;;
716 m680?0)
717 machine=m68k/$machine ;;
718 m88k)
719 machine=m88k/m88100 ;;
720 m88???)
721 machine=m88k/$machine ;;
722 mips64*)
723 machine=mips/mips64/$machine ;;
724 mips*)
725 machine=mips/$machine ;;
726 esac
728 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
729 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
731 case "$os" in
732 gnu*)
733 base_os=mach/hurd ;;
734 netbsd* | 386bsd* | freebsd* | bsdi*)
735 base_os=unix/bsd/bsd4.4 ;;
736 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
737 base_os=unix/bsd ;;
738 sysv* | isc* | esix* | sco* | minix* | irix4* | linux*)
739 base_os=unix/sysv ;;
740 solaris[2-9]*)
741 base_os=unix/sysv/sysv4 ;;
742 none)
743 base_os=standalone ;;
745 base_os='' ;;
746 esac
748 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
749 tail=$os
750 ostry=$os
751 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
752 ostry="$ostry /$o"
753 tail=$o
754 done
755 o=`echo $tail | sed 's/[0-9]*$//'`
756 if test $o != $tail; then
757 ostry="$ostry /$o"
760 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
761 base=
762 tail=$base_os
763 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
764 set $b
765 base="$base /$1"
766 tail="$2"
767 done
769 # For sparc/sparc9, try sparc/sparc9 and then sparc.
770 mach=
771 tail=$machine
772 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
773 set $m
774 # Prepend the machine's FPU directory unless --without-fp.
775 if test "$with_fp" = yes; then
776 mach="$mach /$1/fpu"
778 mach="$mach /$1"
779 tail="$2"
780 done
783 # Find what sysdep directories exist.
784 sysnames=
785 for b in $base ''; do
786 for m0 in $mach ''; do
787 for v in /$vendor ''; do
788 for o in /$ostry ''; do
789 for m in $mach ''; do
790 try="$m0$b$v$o$m"
791 test -n "$enable_debug_configure" && echo "$0 DEBUG: try $try" >&2
792 if test -d $sysdep_dir$try; then
793 sysnames="$sysnames $try"
794 { test -n "$o" || test -n "$b"; } && os_used=t
795 { test -n "$m" || test -n "$m0"; } && machine_used=t
797 done
798 done
799 done
800 done
801 done
803 if test -z "$os_used" && test "$os" != none; then
804 { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
806 if test -z "$machine_used" && test "$machine" != none; then
807 { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
810 # We have now validated the configuration.
813 # If using ELF, look for an `elf' subdirectory of each machine directory.
814 # We prepend these rather than inserting them whereever the machine appears
815 # because things specified by the machine's ELF ABI should override
816 # OS-specific things, and should always be the same for any OS on the
817 # machine (otherwise what's the point of an ABI?).
818 if test "$elf" = yes; then
819 elf_dirs=
820 for m in $mach; do
821 if test -d $sysdep_dir$m/elf; then
822 elf_dirs="$elf_dirs $m/elf"
824 done
825 sysnames="`echo $elf_dirs | sed -e 's,^/,,' -e 's, /,,g'` $sysnames"
829 # Remove the leading slashes.
830 sysnames="`echo $sysnames | sed -e 's@^/@@' -e 's@ /@ @g'`"
833 # Expand the list of system names into a full list of directories
834 # from each element's parent name and Implies file (if present).
835 set $sysnames
836 while test $# -gt 0; do
837 name=$1
838 shift
840 if test -f $sysdep_dir/$name/Implies; then
841 # Collect more names from the `Implies' file (removing comments).
842 implied="`sed 's/#.*$//' < $sysdep_dir/$name/Implies`"
843 for x in $implied; do
844 test -d $sysdep_dir/$x || echo "Warning: $name implies nonexistent $x">&2
845 done
846 else
847 implied=
850 # Add NAME to the list of names.
851 names="$names $name"
853 # Find the parent of NAME, using the empty string if it has none.
854 parent="`echo $name | sed -n -e '/\//!q' -e 's=/[^/]*$==p'`"
856 # Add the names implied by NAME, and NAME's parent (if it has one), to
857 # the list of names to be processed (the argument list). We prepend the
858 # implied names to the list and append the parent. We want implied
859 # directories to come before further directories inferred from the
860 # configuration components; this ensures that for sysv4, unix/common
861 # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
862 # after sysv4).
863 sysnames="`echo $implied $* $parent`"
864 test -n "$sysnames" && set $sysnames
865 done
867 # Add the default directories.
868 names="$names generic stub"
870 # Now uniquize the list.
871 seen=
872 sysnames=
873 for name in $names; do
874 if echo "$seen" | fgrep -x $name >/dev/null; then
875 # Already in the list.
876 true;
877 else
878 # A new one.
879 if test -z "$seen"; then
880 seen="$name" sysnames="$name"
881 else
882 seen="$seen
883 $name"
884 sysnames="$sysnames $name"
887 done
888 libc_cv_sysdirs="$sysnames"
891 echo "$ac_t""$libc_cv_sysdirs" 1>&4
892 sysnames="$libc_cv_sysdirs"
894 # Find a good install program. We prefer a C program (faster),
895 # so one script is as good as another. But avoid the broken or
896 # incompatible versions:
897 # SysV /etc/install, /usr/sbin/install
898 # SunOS /usr/etc/install
899 # IRIX /sbin/install
900 # AIX /bin/install
901 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
902 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
903 # ./install, which can be erroneously created by make from ./install.sh.
904 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&4
905 if test -z "$INSTALL"; then
906 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
907 echo $ac_n "(cached) $ac_c" 1>&4
908 else
909 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
910 for ac_dir in $PATH; do
911 # Account for people who put trailing slashes in PATH elements.
912 case "$ac_dir/" in
913 /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
915 # OSF1 and SCO ODT 3.0 have their own names for install.
916 for ac_prog in ginstall installbsd scoinst install; do
917 if test -f $ac_dir/$ac_prog; then
918 if test $ac_prog = install &&
919 grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
920 # AIX install. It has an incompatible calling convention.
921 # OSF/1 installbsd also uses dspmsg, but is usable.
923 else
924 ac_cv_path_install="$ac_dir/$ac_prog -c"
925 break 2
928 done
930 esac
931 done
932 IFS="$ac_save_ifs"
935 if test "${ac_cv_path_install+set}" = set; then
936 INSTALL="$ac_cv_path_install"
937 else
938 # As a last resort, use the slow shell script. We don't cache a
939 # path for INSTALL within a source directory, because that will
940 # break other packages using the cache if that directory is
941 # removed, or if the path is relative.
942 INSTALL="$ac_install_sh"
945 echo "$ac_t""$INSTALL" 1>&4
947 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
948 # It thinks the first close brace ends the variable substitution.
949 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
951 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
953 if test "$INSTALL" = "${srcdir}/install-sh"; then
954 # The makefiles need to use a different form to find it in $srcdir.
955 INSTALL='$(..)./install-sh'
958 echo $ac_n "checking build system type""... $ac_c" 1>&4
960 build_alias=$build
961 case "$build_alias" in
962 NONE)
963 case $nonopt in
964 NONE) build_alias=$host_alias ;;
965 *) build_alias=$nonopt ;;
966 esac ;;
967 esac
969 build=`$ac_config_sub $build_alias`
970 build_cpu=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
971 build_vendor=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
972 build_os=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
973 echo "$ac_t""$build" 1>&4
975 if test $host != $build; then
976 ac_tool_prefix=${host_alias}-
977 else
978 ac_tool_prefix=
981 # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
982 set dummy ${ac_tool_prefix}gcc; ac_word=$2
983 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
984 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
985 echo $ac_n "(cached) $ac_c" 1>&4
986 else
987 if test -n "$CC"; then
988 ac_cv_prog_CC="$CC" # Let the user override the test.
989 else
990 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
991 for ac_dir in gcc; do
992 test -z "$ac_dir" && ac_dir=.
993 if test -f $ac_dir/$ac_word; then
994 ac_cv_prog_CC="${ac_tool_prefix}gcc"
995 break
997 done
998 IFS="$ac_save_ifs"
999 test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="gcc"
1002 CC="$ac_cv_prog_CC"
1003 if test -n "$CC"; then
1004 echo "$ac_t""$CC" 1>&4
1005 else
1006 echo "$ac_t""no" 1>&4
1011 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
1012 set dummy ${ac_tool_prefix}ar; ac_word=$2
1013 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
1014 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
1015 echo $ac_n "(cached) $ac_c" 1>&4
1016 else
1017 if test -n "$AR"; then
1018 ac_cv_prog_AR="$AR" # Let the user override the test.
1019 else
1020 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1021 for ac_dir in ar; do
1022 test -z "$ac_dir" && ac_dir=.
1023 if test -f $ac_dir/$ac_word; then
1024 ac_cv_prog_AR="${ac_tool_prefix}ar"
1025 break
1027 done
1028 IFS="$ac_save_ifs"
1029 test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
1032 AR="$ac_cv_prog_AR"
1033 if test -n "$AR"; then
1034 echo "$ac_t""$AR" 1>&4
1035 else
1036 echo "$ac_t""no" 1>&4
1041 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
1042 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
1043 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
1044 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1045 echo $ac_n "(cached) $ac_c" 1>&4
1046 else
1047 if test -n "$RANLIB"; then
1048 ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1049 else
1050 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1051 for ac_dir in $PATH; do
1052 test -z "$ac_dir" && ac_dir=.
1053 if test -f $ac_dir/$ac_word; then
1054 ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
1055 break
1057 done
1058 IFS="$ac_save_ifs"
1061 RANLIB="$ac_cv_prog_RANLIB"
1062 if test -n "$RANLIB"; then
1063 echo "$ac_t""$RANLIB" 1>&4
1064 else
1065 echo "$ac_t""no" 1>&4
1069 if test -z "$ac_cv_prog_RANLIB"; then
1070 if test -n "$ac_tool_prefix"; then
1071 # Extract the first word of "ranlib", so it can be a program name with args.
1072 set dummy ranlib; ac_word=$2
1073 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
1074 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1075 echo $ac_n "(cached) $ac_c" 1>&4
1076 else
1077 if test -n "$RANLIB"; then
1078 ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1079 else
1080 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1081 for ac_dir in :; do
1082 test -z "$ac_dir" && ac_dir=.
1083 if test -f $ac_dir/$ac_word; then
1084 ac_cv_prog_RANLIB="ranlib"
1085 break
1087 done
1088 IFS="$ac_save_ifs"
1089 test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
1092 RANLIB="$ac_cv_prog_RANLIB"
1093 if test -n "$RANLIB"; then
1094 echo "$ac_t""$RANLIB" 1>&4
1095 else
1096 echo "$ac_t""no" 1>&4
1099 else
1100 RANLIB=":"
1104 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&4
1105 # On Suns, sometimes $CPP names a directory.
1106 if test -n "$CPP" && test -d "$CPP"; then
1107 CPP=
1109 if test -z "$CPP"; then
1110 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1111 echo $ac_n "(cached) $ac_c" 1>&4
1112 else
1113 # This must be in double quotes, not single quotes, because CPP may get
1114 # substituted into the Makefile and "${CC-cc}" will confuse make.
1115 CPP="${CC-cc} -E"
1116 # On the NeXT, cc -E runs the code through the compiler's parser,
1117 # not just through cpp.
1118 cat > conftest.$ac_ext <<EOF
1119 #line 1120 "configure"
1120 #include "confdefs.h"
1121 #include <assert.h>
1122 Syntax Error
1124 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1125 ac_err=`grep -v '^ *+' conftest.out`
1126 if test -z "$ac_err"; then
1128 else
1129 echo "$ac_err" >&5
1130 rm -rf conftest*
1131 CPP="${CC-cc} -E -traditional-cpp"
1132 cat > conftest.$ac_ext <<EOF
1133 #line 1134 "configure"
1134 #include "confdefs.h"
1135 #include <assert.h>
1136 Syntax Error
1138 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1139 ac_err=`grep -v '^ *+' conftest.out`
1140 if test -z "$ac_err"; then
1142 else
1143 echo "$ac_err" >&5
1144 rm -rf conftest*
1145 CPP=/lib/cpp
1147 rm -f conftest*
1149 rm -f conftest*
1150 ac_cv_prog_CPP="$CPP"
1152 CPP="$ac_cv_prog_CPP"
1153 else
1154 ac_cv_prog_CPP="$CPP"
1156 echo "$ac_t""$CPP" 1>&4
1159 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&4
1160 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
1161 echo $ac_n "(cached) $ac_c" 1>&4
1162 else
1163 echo '#include <stddef.h>
1164 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
1165 if eval "$ac_cpp conftest.c 2>/dev/null" \
1166 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
1167 libc_cv_signed_size_t=no
1168 else
1169 libc_cv_signed_size_t=yes
1171 rm -f conftest*
1174 echo "$ac_t""$libc_cv_signed_size_t" 1>&4
1175 if test $libc_cv_signed_size_t = yes; then
1176 cat >> confdefs.h <<\EOF
1177 #undef __SIZE_TYPE__
1178 #define __SIZE_TYPE__ unsigned
1182 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&4
1183 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
1184 echo $ac_n "(cached) $ac_c" 1>&4
1185 else
1186 cat > conftest.$ac_ext <<EOF
1187 #line 1188 "configure"
1188 #include "confdefs.h"
1189 #define __need_size_t
1190 #define __need_wchar_t
1191 #include <stddef.h>
1192 #define __need_NULL
1193 #include <stddef.h>
1194 int main() { return 0; }
1195 int t() {
1196 size_t size; wchar_t wchar;
1197 #ifdef offsetof
1198 #error stddef.h ignored __need_*
1199 #endif
1200 if (&size == NULL || &wchar == NULL) abort ();
1201 ; return 0; }
1203 if eval $ac_compile; then
1204 rm -rf conftest*
1205 libc_cv_friendly_stddef=yes
1206 else
1207 rm -rf conftest*
1208 libc_cv_friendly_stddef=no
1210 rm -f conftest*
1214 echo "$ac_t""$libc_cv_friendly_stddef" 1>&4
1215 if test $libc_cv_friendly_stddef = yes; then
1216 config_vars="$config_vars
1217 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
1220 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&4
1221 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
1222 echo $ac_n "(cached) $ac_c" 1>&4
1223 else
1224 cat > conftest.S <<EOF
1225 #include "confdefs.h"
1226 /* Nothing whatsoever. */
1228 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
1229 libc_cv_need_minus_P=no
1230 else
1231 libc_cv_need_minus_P=yes
1233 rm -f conftest*
1236 echo "$ac_t""$libc_cv_need_minus_P" 1>&4
1237 if test $libc_cv_need_minus_P = yes; then
1238 config_vars="$config_vars
1239 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
1242 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&4
1243 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
1244 echo $ac_n "(cached) $ac_c" 1>&4
1245 else
1246 libc_cv_asm_global_directive=UNKNOWN
1247 for ac_globl in .globl .global; do
1248 cat > conftest.s <<EOF
1249 .text
1250 ${ac_globl} foo
1251 foo: .long 0
1253 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
1254 libc_cv_asm_global_directive=${ac_globl}
1256 rm -f conftest*
1257 test $libc_cv_asm_global_directive != UNKNOWN && break
1258 done
1261 echo "$ac_t""$libc_cv_asm_global_directive" 1>&4
1262 if test $libc_cv_asm_global_directive = UNKNOWN; then
1263 { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
1264 else
1265 cat >> confdefs.h <<EOF
1266 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
1271 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&4
1272 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
1273 echo $ac_n "(cached) $ac_c" 1>&4
1274 else
1275 cat > conftest.s <<EOF
1276 .text
1277 foo: .long 0
1278 .set glibc_conftest_frobozz,foo
1279 $libc_cv_asm_global_directive glibc_conftest_frobozz
1281 # The alpha-dec-osf1 assembler gives only a warning for `.set'
1282 # (but it doesn't work), so we must do a linking check to be sure.
1283 cat > conftest1.c <<\EOF
1284 extern int glibc_conftest_frobozz;
1285 main () { printf ("%d\n", glibc_conftest_frobozz); }
1287 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
1288 conftest.s conftest1.c 1>&5 2>&5; then
1289 libc_cv_asm_set_directive=yes
1290 else
1291 libc_cv_asm_set_directive=no
1293 rm -f conftest*
1296 echo "$ac_t""$libc_cv_asm_set_directive" 1>&4
1297 if test $libc_cv_asm_set_directive = yes; then
1298 cat >> confdefs.h <<\EOF
1299 #define HAVE_ASM_SET_DIRECTIVE 1
1304 if test $elf != yes; then
1305 echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&4
1306 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
1307 echo $ac_n "(cached) $ac_c" 1>&4
1308 else
1309 cat > conftest.$ac_ext <<EOF
1310 #line 1311 "configure"
1311 #include "confdefs.h"
1313 int main() { return 0; }
1314 int t() {
1315 asm (".section .init");
1316 asm (".section .fini");
1317 ; return 0; }
1319 if eval $ac_compile; then
1320 rm -rf conftest*
1321 libc_cv_have_initfini=yes
1322 else
1323 rm -rf conftest*
1324 libc_cv_have_initfini=no
1326 rm -f conftest*
1330 echo "$ac_t""$libc_cv_have_initfini" 1>&4
1331 if test $libc_cv_have_initfini = yes; then
1332 cat >> confdefs.h <<\EOF
1333 #define HAVE_INITFINI 1
1339 # sysdeps configure fragments may set these with files to be linked below.
1340 libc_link_dests=
1341 libc_link_sources=
1343 # Iterate over all the sysdep directories we will use, running their
1344 # configure fragments, and looking for a uname implementation.
1345 uname=
1346 for dir in $sysnames; do
1347 if test -r $sysdep_dir/$dir/configure; then
1348 echo "$ac_t""running configure fragment for $dir" 1>&4
1349 . $sysdep_dir/$dir/configure
1351 if test -z "$uname"; then
1352 { test -r $sysdep_dir/$dir/uname.c || test -r $sysdep_dir/$dir/uname.S; } \
1353 && uname=$dir
1355 done
1359 # If we will use the generic uname implementation, we must figure out what
1360 # it will say by examining the system, and write the results in config-name.h.
1361 if test "$uname" = generic; then
1363 uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
1364 if test $uname_sysname != $config_os; then
1365 config_release=`echo $config_os | sed s/$uname_sysname//`
1368 echo $ac_n "checking OS release for uname""... $ac_c" 1>&4
1369 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
1370 echo $ac_n "(cached) $ac_c" 1>&4
1371 else
1372 kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
1373 if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
1374 != x$config_release; then
1375 # The configuration release is a substring of the kernel release.
1376 libc_cv_uname_release=$kernel_release
1377 elif test x$config_release != x; then
1378 libc_cv_uname_release=$config_release
1379 elif test x$kernel_release != x; then
1380 libc_cv_uname_release=$kernel_release
1381 else
1382 libc_cv_uname_release=unknown
1386 echo "$ac_t""$libc_cv_uname_release" 1>&4
1387 uname_release="$libc_cv_uname_release"
1389 echo $ac_n "checking OS version for uname""... $ac_c" 1>&4
1390 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
1391 echo $ac_n "(cached) $ac_c" 1>&4
1392 else
1393 kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
1394 if test -n "$kernel_version"; then
1395 libc_cv_uname_version="$kernel_version"
1396 else
1397 libc_cv_uname_version=unknown
1401 echo "$ac_t""$libc_cv_uname_version" 1>&4
1402 uname_version="$libc_cv_uname_version"
1404 config_uname=config-name.h:config-name.in
1405 else
1406 # For non-generic uname, we don't need to create config-name.h at all.
1407 config_uname=
1411 if test $gnu_ld = yes; then
1412 cat >> confdefs.h <<\EOF
1413 #define HAVE_GNU_LD 1
1417 if test $gnu_as = yes; then
1418 cat >> confdefs.h <<\EOF
1419 #define HAVE_GNU_AS 1
1423 if test $elf = yes; then
1424 cat >> confdefs.h <<\EOF
1425 #define HAVE_ELF 1
1429 if test $weak = yes; then
1430 cat >> confdefs.h <<\EOF
1431 #define HAVE_WEAK_SYMBOLS 1
1437 if test $shared = default; then
1438 if test $gnu_ld = yes; then
1439 shared=$elf
1446 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
1447 config_makefile=
1448 else
1449 config_makefile=Makefile
1452 trap '' 1 2 15
1453 cat > confcache <<\EOF
1454 # This file is a shell script that caches the results of configure
1455 # tests run on this system so they can be shared between configure
1456 # scripts and configure runs. It is not useful on other systems.
1457 # If it contains results you don't want to keep, you may remove or edit it.
1459 # By default, configure uses ./config.cache as the cache file,
1460 # creating it if it does not exist already. You can give configure
1461 # the --cache-file=FILE option to use a different cache file; that is
1462 # what configure does when it calls configure scripts in
1463 # subdirectories, so they share the cache.
1464 # Giving --cache-file=/dev/null disables caching, for debugging configure.
1465 # config.status only pays attention to the cache file if you give it the
1466 # --recheck option to rerun configure.
1469 # Ultrix sh set writes to stderr and can't be redirected directly,
1470 # and sets the high bit in the cache file unless we assign to the vars.
1471 (set) 2>&1 |
1472 sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
1473 >> confcache
1474 if cmp -s $cache_file confcache; then
1476 else
1477 if test -w $cache_file; then
1478 echo "updating cache $cache_file"
1479 cat confcache > $cache_file
1480 else
1481 echo "not updating unwritable cache $cache_file"
1484 rm -f confcache
1486 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
1488 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1489 # Let make expand exec_prefix.
1490 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1492 # Any assignment to VPATH causes Sun make to only execute
1493 # the first set of double-colon rules, so remove it if not needed.
1494 # If there is a colon in the path, we need to keep it.
1495 if test "x$srcdir" = x.; then
1496 ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d'
1499 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1501 DEFS=-DHAVE_CONFIG_H
1503 # Without the "./", some shells look in PATH for config.status.
1504 : ${CONFIG_STATUS=./config.status}
1506 echo creating $CONFIG_STATUS
1507 rm -f $CONFIG_STATUS
1508 cat > $CONFIG_STATUS <<EOF
1509 #! /bin/sh
1510 # Generated automatically by configure.
1511 # Run this file to recreate the current configuration.
1512 # This directory was configured as follows,
1513 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1515 # $0 $ac_configure_args
1517 # Compiler output produced by configure, useful for debugging
1518 # configure, is in ./config.log if it exists.
1520 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1521 for ac_option
1523 case "\$ac_option" in
1524 -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
1525 echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1526 exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1527 -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
1528 echo "$CONFIG_STATUS generated by autoconf version 2.4.2"
1529 exit 0 ;;
1530 -help | --help | --hel | --he | --h)
1531 echo "\$ac_cs_usage"; exit 0 ;;
1532 *) echo "\$ac_cs_usage"; exit 1 ;;
1533 esac
1534 done
1536 ac_given_srcdir=$srcdir
1537 ac_given_INSTALL="$INSTALL"
1539 trap 'rm -fr `echo "config.make ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
1541 # Protect against being on the right side of a sed subst in config.status.
1542 sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g;
1543 s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
1544 $ac_vpsub
1545 $extrasub
1546 s%@CFLAGS@%$CFLAGS%g
1547 s%@CPPFLAGS@%$CPPFLAGS%g
1548 s%@CXXFLAGS@%$CXXFLAGS%g
1549 s%@DEFS@%$DEFS%g
1550 s%@LDFLAGS@%$LDFLAGS%g
1551 s%@LIBS@%$LIBS%g
1552 s%@exec_prefix@%$exec_prefix%g
1553 s%@prefix@%$prefix%g
1554 s%@program_transform_name@%$program_transform_name%g
1555 s%@bindir@%$bindir%g
1556 s%@sbindir@%$sbindir%g
1557 s%@libexecdir@%$libexecdir%g
1558 s%@datadir@%$datadir%g
1559 s%@sysconfdir@%$sysconfdir%g
1560 s%@sharedstatedir@%$sharedstatedir%g
1561 s%@localstatedir@%$localstatedir%g
1562 s%@libdir@%$libdir%g
1563 s%@includedir@%$includedir%g
1564 s%@oldincludedir@%$oldincludedir%g
1565 s%@infodir@%$infodir%g
1566 s%@mandir@%$mandir%g
1567 s%@host@%$host%g
1568 s%@host_alias@%$host_alias%g
1569 s%@host_cpu@%$host_cpu%g
1570 s%@host_vendor@%$host_vendor%g
1571 s%@host_os@%$host_os%g
1572 s%@sysnames@%$sysnames%g
1573 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
1574 s%@INSTALL_DATA@%$INSTALL_DATA%g
1575 s%@build@%$build%g
1576 s%@build_alias@%$build_alias%g
1577 s%@build_cpu@%$build_cpu%g
1578 s%@build_vendor@%$build_vendor%g
1579 s%@build_os@%$build_os%g
1580 s%@CC@%$CC%g
1581 s%@AR@%$AR%g
1582 s%@RANLIB@%$RANLIB%g
1583 s%@CPP@%$CPP%g
1584 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
1585 s%@uname_sysname@%$uname_sysname%g
1586 s%@uname_release@%$uname_release%g
1587 s%@uname_version@%$uname_version%g
1588 s%@gnu_ld@%$gnu_ld%g
1589 s%@gnu_as@%$gnu_as%g
1590 s%@elf@%$elf%g
1591 s%@weak@%$weak%g
1592 s%@shared@%$shared%g
1593 s%@profile@%$profile%g
1594 s%@omitfp@%$omitfp%g
1596 CEOF
1598 cat >> $CONFIG_STATUS <<EOF
1600 CONFIG_FILES=\${CONFIG_FILES-"config.make ${config_makefile} ${config_uname}"}
1602 cat >> $CONFIG_STATUS <<\EOF
1603 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
1604 # Support "outfile[:infile]", defaulting infile="outfile.in".
1605 case "$ac_file" in
1606 *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1607 ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1608 *) ac_file_in="${ac_file}.in" ;;
1609 esac
1611 # Adjust relative srcdir, etc. for subdirectories.
1613 # Remove last slash and all that follows it. Not all systems have dirname.
1614 ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
1615 if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
1616 # The file is in a subdirectory.
1617 test ! -d "$ac_dir" && mkdir "$ac_dir"
1618 ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
1619 # A "../" for each directory in $ac_dir_suffix.
1620 ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
1621 else
1622 ac_dir_suffix= ac_dots=
1625 case "$ac_given_srcdir" in
1626 .) srcdir=.
1627 if test -z "$ac_dots"; then top_srcdir=.
1628 else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
1629 /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
1630 *) # Relative path.
1631 srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
1632 top_srcdir="$ac_dots$ac_given_srcdir" ;;
1633 esac
1635 case "$ac_given_INSTALL" in
1636 [/$]*) INSTALL="$ac_given_INSTALL" ;;
1637 *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
1638 esac
1639 echo creating "$ac_file"
1640 rm -f "$ac_file"
1641 configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
1642 case "$ac_file" in
1643 *Makefile*) ac_comsub="1i\\
1644 # $configure_input" ;;
1645 *) ac_comsub= ;;
1646 esac
1647 sed -e "$ac_comsub
1648 s%@configure_input@%$configure_input%g
1649 s%@srcdir@%$srcdir%g
1650 s%@top_srcdir@%$top_srcdir%g
1651 s%@INSTALL@%$INSTALL%g
1652 " -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
1653 fi; done
1654 rm -f conftest.subs
1656 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
1657 # NAME is the cpp macro being defined and VALUE is the value it is being given.
1659 # ac_d sets the value in "#define NAME VALUE" lines.
1660 ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)'
1661 ac_dB='\([ ][ ]*\)[^ ]*%\1#\2'
1662 ac_dC='\3'
1663 ac_dD='%g'
1664 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
1665 ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
1666 ac_uB='\([ ]\)%\1#\2define\3'
1667 ac_uC=' '
1668 ac_uD='\4%g'
1669 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
1670 ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
1671 ac_eB='$%\1#\2define\3'
1672 ac_eC=' '
1673 ac_eD='%g'
1675 CONFIG_HEADERS=${CONFIG_HEADERS-"config.h"}
1676 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
1677 # Support "outfile[:infile]", defaulting infile="outfile.in".
1678 case "$ac_file" in
1679 *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1680 ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1681 *) ac_file_in="${ac_file}.in" ;;
1682 esac
1684 echo creating $ac_file
1686 rm -f conftest.frag conftest.in conftest.out
1687 cp $ac_given_srcdir/$ac_file_in conftest.in
1691 # Transform confdefs.h into a sed script conftest.vals that substitutes
1692 # the proper values into config.h.in to produce config.h. And first:
1693 # Protect against being on the right side of a sed subst in config.status.
1694 # Protect against being in an unquoted here document in config.status.
1695 rm -f conftest.vals
1696 cat > conftest.hdr <<\EOF
1697 s/[\\&%]/\\&/g
1698 s%[\\$`]%\\&%g
1699 s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
1700 s%ac_d%ac_u%gp
1701 s%ac_u%ac_e%gp
1703 sed -n -f conftest.hdr confdefs.h > conftest.vals
1704 rm -f conftest.hdr
1706 # This sed command replaces #undef with comments. This is necessary, for
1707 # example, in the case of _POSIX_SOURCE, which is predefined and required
1708 # on some systems where configure will not decide to define it.
1709 cat >> conftest.vals <<\EOF
1710 s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
1713 # Break up conftest.vals because some shells have a limit on
1714 # the size of here documents, and old seds have small limits too.
1715 # Maximum number of lines to put in a single here document.
1716 ac_max_here_lines=12
1718 rm -f conftest.tail
1719 while :
1721 ac_lines=`grep -c . conftest.vals`
1722 # grep -c gives empty output for an empty file on some AIX systems.
1723 if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
1724 # Write a limited-size here document to conftest.frag.
1725 echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
1726 sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
1727 echo 'CEOF
1728 sed -f conftest.frag conftest.in > conftest.out
1729 rm -f conftest.in
1730 mv conftest.out conftest.in
1731 ' >> $CONFIG_STATUS
1732 sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
1733 rm -f conftest.vals
1734 mv conftest.tail conftest.vals
1735 done
1736 rm -f conftest.vals
1738 cat >> $CONFIG_STATUS <<\EOF
1739 rm -f conftest.frag conftest.h
1740 echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
1741 cat conftest.in >> conftest.h
1742 rm -f conftest.in
1743 if cmp -s $ac_file conftest.h 2>/dev/null; then
1744 echo "$ac_file is unchanged"
1745 rm -f conftest.h
1746 else
1747 rm -f $ac_file
1748 mv conftest.h $ac_file
1750 fi; done
1754 cat >> $CONFIG_STATUS <<EOF
1755 ac_sources="`echo $libc_link_sources`"
1756 ac_dests="`echo $libc_link_dests`"
1759 cat >> $CONFIG_STATUS <<\EOF
1760 srcdir=$ac_given_srcdir
1761 while test -n "$ac_sources"; do
1762 set $ac_dests; ac_dest=$1; shift; ac_dests=$*
1763 set $ac_sources; ac_source=$1; shift; ac_sources=$*
1765 echo "linking $srcdir/$ac_source to $ac_dest"
1767 if test ! -r $srcdir/$ac_source; then
1768 { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
1770 rm -f $ac_dest
1772 # Make relative symlinks.
1773 # Remove last slash and all that follows it. Not all systems have dirname.
1774 ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
1775 if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
1776 # The dest file is in a subdirectory.
1777 test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
1778 ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
1779 # A "../" for each directory in $ac_dest_dir_suffix.
1780 ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
1781 else
1782 ac_dest_dir_suffix= ac_dots=
1785 case "$srcdir" in
1786 [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
1787 *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
1788 esac
1790 # Make a symlink if possible; otherwise try a hard link.
1791 if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
1792 ln $srcdir/$ac_source $ac_dest; then :
1793 else
1794 { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
1796 done
1798 cat >> $CONFIG_STATUS <<EOF
1799 echo '$config_vars' >> config.make
1801 cat >> $CONFIG_STATUS <<\EOF
1803 exit 0
1805 chmod +x $CONFIG_STATUS
1806 rm -fr confdefs* $ac_clean_files
1807 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1