1#! /bin/sh
2
3# Guess values for system-dependent variables and create Makefiles.
4# Generated automatically using autoconf version 2.13 
5# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
6#
7# This configure script is free software; the Free Software Foundation
8# gives unlimited permission to copy, distribute and modify it.
9
10# Defaults:
11ac_help=
12ac_default_prefix=/usr/local
13# Any additions from configure.in:
14
15# Initialize some variables set by options.
16# The variables have the same names as the options, with
17# dashes changed to underlines.
18build=NONE
19cache_file=./config.cache
20exec_prefix=NONE
21host=NONE
22no_create=
23nonopt=NONE
24no_recursion=
25prefix=NONE
26program_prefix=NONE
27program_suffix=NONE
28program_transform_name=s,x,x,
29silent=
30site=
31srcdir=
32target=NONE
33verbose=
34x_includes=NONE
35x_libraries=NONE
36bindir='${exec_prefix}/bin'
37sbindir='${exec_prefix}/sbin'
38libexecdir='${exec_prefix}/libexec'
39datadir='${prefix}/share'
40sysconfdir='${prefix}/etc'
41sharedstatedir='${prefix}/com'
42localstatedir='${prefix}/var'
43libdir='${exec_prefix}/lib'
44includedir='${prefix}/include'
45oldincludedir='/usr/include'
46infodir='${prefix}/info'
47mandir='${prefix}/man'
48
49# Initialize some other variables.
50subdirs=
51MFLAGS= MAKEFLAGS=
52SHELL=${CONFIG_SHELL-/bin/sh}
53# Maximum number of lines to put in a shell here document.
54ac_max_here_lines=12
55
56ac_prev=
57for ac_option
58do
59
60  # If the previous option needs an argument, assign it.
61  if test -n "$ac_prev"; then
62    eval "$ac_prev=\$ac_option"
63    ac_prev=
64    continue
65  fi
66
67  case "$ac_option" in
68  -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
69  *) ac_optarg= ;;
70  esac
71
72  # Accept the important Cygnus configure options, so we can diagnose typos.
73
74  case "$ac_option" in
75
76  -bindir | --bindir | --bindi | --bind | --bin | --bi)
77    ac_prev=bindir ;;
78  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
79    bindir="$ac_optarg" ;;
80
81  -build | --build | --buil | --bui | --bu)
82    ac_prev=build ;;
83  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
84    build="$ac_optarg" ;;
85
86  -cache-file | --cache-file | --cache-fil | --cache-fi \
87  | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
88    ac_prev=cache_file ;;
89  -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
90  | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
91    cache_file="$ac_optarg" ;;
92
93  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
94    ac_prev=datadir ;;
95  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
96  | --da=*)
97    datadir="$ac_optarg" ;;
98
99  -disable-* | --disable-*)
100    ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
101    # Reject names that are not valid shell variable names.
102    if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
103      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
104    fi
105    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
106    eval "enable_${ac_feature}=no" ;;
107
108  -enable-* | --enable-*)
109    ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
110    # Reject names that are not valid shell variable names.
111    if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
112      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
113    fi
114    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
115    case "$ac_option" in
116      *=*) ;;
117      *) ac_optarg=yes ;;
118    esac
119    eval "enable_${ac_feature}='$ac_optarg'" ;;
120
121  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
122  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
123  | --exec | --exe | --ex)
124    ac_prev=exec_prefix ;;
125  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
126  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
127  | --exec=* | --exe=* | --ex=*)
128    exec_prefix="$ac_optarg" ;;
129
130  -gas | --gas | --ga | --g)
131    # Obsolete; use --with-gas.
132    with_gas=yes ;;
133
134  -help | --help | --hel | --he)
135    # Omit some internal or obsolete options to make the list less imposing.
136    # This message is too long to be a string in the A/UX 3.1 sh.
137    cat << EOF
138Usage: configure [options] [host]
139Options: [defaults in brackets after descriptions]
140Configuration:
141  --cache-file=FILE       cache test results in FILE
142  --help                  print this message
143  --no-create             do not create output files
144  --quiet, --silent       do not print \`checking...' messages
145  --version               print the version of autoconf that created configure
146Directory and file names:
147  --prefix=PREFIX         install architecture-independent files in PREFIX
148                          [$ac_default_prefix]
149  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
150                          [same as prefix]
151  --bindir=DIR            user executables in DIR [EPREFIX/bin]
152  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
153  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
154  --datadir=DIR           read-only architecture-independent data in DIR
155                          [PREFIX/share]
156  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
157  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
158                          [PREFIX/com]
159  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
160  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
161  --includedir=DIR        C header files in DIR [PREFIX/include]
162  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
163  --infodir=DIR           info documentation in DIR [PREFIX/info]
164  --mandir=DIR            man documentation in DIR [PREFIX/man]
165  --srcdir=DIR            find the sources in DIR [configure dir or ..]
166  --program-prefix=PREFIX prepend PREFIX to installed program names
167  --program-suffix=SUFFIX append SUFFIX to installed program names
168  --program-transform-name=PROGRAM
169                          run sed PROGRAM on installed program names
170EOF
171    cat << EOF
172Host type:
173  --build=BUILD           configure for building on BUILD [BUILD=HOST]
174  --host=HOST             configure for HOST [guessed]
175  --target=TARGET         configure for TARGET [TARGET=HOST]
176Features and packages:
177  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
178  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
179  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
180  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
181  --x-includes=DIR        X include files are in DIR
182  --x-libraries=DIR       X library files are in DIR
183EOF
184    if test -n "$ac_help"; then
185      echo "--enable and --with options recognized:$ac_help"
186    fi
187    exit 0 ;;
188
189  -host | --host | --hos | --ho)
190    ac_prev=host ;;
191  -host=* | --host=* | --hos=* | --ho=*)
192    host="$ac_optarg" ;;
193
194  -includedir | --includedir | --includedi | --included | --include \
195  | --includ | --inclu | --incl | --inc)
196    ac_prev=includedir ;;
197  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
198  | --includ=* | --inclu=* | --incl=* | --inc=*)
199    includedir="$ac_optarg" ;;
200
201  -infodir | --infodir | --infodi | --infod | --info | --inf)
202    ac_prev=infodir ;;
203  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
204    infodir="$ac_optarg" ;;
205
206  -libdir | --libdir | --libdi | --libd)
207    ac_prev=libdir ;;
208  -libdir=* | --libdir=* | --libdi=* | --libd=*)
209    libdir="$ac_optarg" ;;
210
211  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
212  | --libexe | --libex | --libe)
213    ac_prev=libexecdir ;;
214  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
215  | --libexe=* | --libex=* | --libe=*)
216    libexecdir="$ac_optarg" ;;
217
218  -localstatedir | --localstatedir | --localstatedi | --localstated \
219  | --localstate | --localstat | --localsta | --localst \
220  | --locals | --local | --loca | --loc | --lo)
221    ac_prev=localstatedir ;;
222  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
223  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
224  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
225    localstatedir="$ac_optarg" ;;
226
227  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
228    ac_prev=mandir ;;
229  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
230    mandir="$ac_optarg" ;;
231
232  -nfp | --nfp | --nf)
233    # Obsolete; use --without-fp.
234    with_fp=no ;;
235
236  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
237  | --no-cr | --no-c)
238    no_create=yes ;;
239
240  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
241  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
242    no_recursion=yes ;;
243
244  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
245  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
246  | --oldin | --oldi | --old | --ol | --o)
247    ac_prev=oldincludedir ;;
248  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
249  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
250  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
251    oldincludedir="$ac_optarg" ;;
252
253  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
254    ac_prev=prefix ;;
255  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
256    prefix="$ac_optarg" ;;
257
258  -program-prefix | --program-prefix | --program-prefi | --program-pref \
259  | --program-pre | --program-pr | --program-p)
260    ac_prev=program_prefix ;;
261  -program-prefix=* | --program-prefix=* | --program-prefi=* \
262  | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
263    program_prefix="$ac_optarg" ;;
264
265  -program-suffix | --program-suffix | --program-suffi | --program-suff \
266  | --program-suf | --program-su | --program-s)
267    ac_prev=program_suffix ;;
268  -program-suffix=* | --program-suffix=* | --program-suffi=* \
269  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
270    program_suffix="$ac_optarg" ;;
271
272  -program-transform-name | --program-transform-name \
273  | --program-transform-nam | --program-transform-na \
274  | --program-transform-n | --program-transform- \
275  | --program-transform | --program-transfor \
276  | --program-transfo | --program-transf \
277  | --program-trans | --program-tran \
278  | --progr-tra | --program-tr | --program-t)
279    ac_prev=program_transform_name ;;
280  -program-transform-name=* | --program-transform-name=* \
281  | --program-transform-nam=* | --program-transform-na=* \
282  | --program-transform-n=* | --program-transform-=* \
283  | --program-transform=* | --program-transfor=* \
284  | --program-transfo=* | --program-transf=* \
285  | --program-trans=* | --program-tran=* \
286  | --progr-tra=* | --program-tr=* | --program-t=*)
287    program_transform_name="$ac_optarg" ;;
288
289  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
290  | -silent | --silent | --silen | --sile | --sil)
291    silent=yes ;;
292
293  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
294    ac_prev=sbindir ;;
295  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
296  | --sbi=* | --sb=*)
297    sbindir="$ac_optarg" ;;
298
299  -sharedstatedir | --sharedstatedir | --sharedstatedi \
300  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
301  | --sharedst | --shareds | --shared | --share | --shar \
302  | --sha | --sh)
303    ac_prev=sharedstatedir ;;
304  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
305  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
306  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
307  | --sha=* | --sh=*)
308    sharedstatedir="$ac_optarg" ;;
309
310  -site | --site | --sit)
311    ac_prev=site ;;
312  -site=* | --site=* | --sit=*)
313    site="$ac_optarg" ;;
314
315  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
316    ac_prev=srcdir ;;
317  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
318    srcdir="$ac_optarg" ;;
319
320  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
321  | --syscon | --sysco | --sysc | --sys | --sy)
322    ac_prev=sysconfdir ;;
323  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
324  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
325    sysconfdir="$ac_optarg" ;;
326
327  -target | --target | --targe | --targ | --tar | --ta | --t)
328    ac_prev=target ;;
329  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
330    target="$ac_optarg" ;;
331
332  -v | -verbose | --verbose | --verbos | --verbo | --verb)
333    verbose=yes ;;
334
335  -version | --version | --versio | --versi | --vers)
336    echo "configure generated by autoconf version 2.13"
337    exit 0 ;;
338
339  -with-* | --with-*)
340    ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
341    # Reject names that are not valid shell variable names.
342    if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
343      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
344    fi
345    ac_package=`echo $ac_package| sed 's/-/_/g'`
346    case "$ac_option" in
347      *=*) ;;
348      *) ac_optarg=yes ;;
349    esac
350    eval "with_${ac_package}='$ac_optarg'" ;;
351
352  -without-* | --without-*)
353    ac_package=`echo $ac_option|sed -e 's/-*without-//'`
354    # Reject names that are not valid shell variable names.
355    if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
356      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
357    fi
358    ac_package=`echo $ac_package| sed 's/-/_/g'`
359    eval "with_${ac_package}=no" ;;
360
361  --x)
362    # Obsolete; use --with-x.
363    with_x=yes ;;
364
365  -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
366  | --x-incl | --x-inc | --x-in | --x-i)
367    ac_prev=x_includes ;;
368  -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
369  | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
370    x_includes="$ac_optarg" ;;
371
372  -x-libraries | --x-libraries | --x-librarie | --x-librari \
373  | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
374    ac_prev=x_libraries ;;
375  -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
376  | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
377    x_libraries="$ac_optarg" ;;
378
379  -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
380    ;;
381
382  *)
383    if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
384      echo "configure: warning: $ac_option: invalid host type" 1>&2
385    fi
386    if test "x$nonopt" != xNONE; then
387      { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
388    fi
389    nonopt="$ac_option"
390    ;;
391
392  esac
393done
394
395if test -n "$ac_prev"; then
396  { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
397fi
398
399trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
400
401# File descriptor usage:
402# 0 standard input
403# 1 file creation
404# 2 errors and warnings
405# 3 some systems may open it to /dev/tty
406# 4 used on the Kubota Titan
407# 6 checking for... messages and results
408# 5 compiler messages saved in config.log
409if test "$silent" = yes; then
410  exec 6>/dev/null
411else
412  exec 6>&1
413fi
414exec 5>./config.log
415
416echo "\
417This file contains any messages produced by compilers while
418running configure, to aid debugging if configure makes a mistake.
419" 1>&5
420
421# Strip out --no-create and --no-recursion so they do not pile up.
422# Also quote any args containing shell metacharacters.
423ac_configure_args=
424for ac_arg
425do
426  case "$ac_arg" in
427  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
428  | --no-cr | --no-c) ;;
429  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
430  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
431  *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
432  ac_configure_args="$ac_configure_args '$ac_arg'" ;;
433  *) ac_configure_args="$ac_configure_args $ac_arg" ;;
434  esac
435done
436
437# NLS nuisances.
438# Only set these to C if already set.  These must not be set unconditionally
439# because not all systems understand e.g. LANG=C (notably SCO).
440# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
441# Non-C LC_CTYPE values break the ctype check.
442if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
443if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
444if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
445if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
446
447# confdefs.h avoids OS command line length limits that DEFS can exceed.
448rm -rf conftest* confdefs.h
449# AIX cpp loses on an empty file, so make sure it contains at least a newline.
450echo > confdefs.h
451
452# A filename unique to this package, relative to the directory that
453# configure is in, which we can look for to find out if srcdir is correct.
454ac_unique_file=libF77/Version.c
455
456# Find the source files, if location was not specified.
457if test -z "$srcdir"; then
458  ac_srcdir_defaulted=yes
459  # Try the directory containing this script, then its parent.
460  ac_prog=$0
461  ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
462  test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
463  srcdir=$ac_confdir
464  if test ! -r $srcdir/$ac_unique_file; then
465    srcdir=..
466  fi
467else
468  ac_srcdir_defaulted=no
469fi
470if test ! -r $srcdir/$ac_unique_file; then
471  if test "$ac_srcdir_defaulted" = yes; then
472    { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
473  else
474    { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
475  fi
476fi
477srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
478
479# Prefer explicitly selected file to automatically selected ones.
480if test -z "$CONFIG_SITE"; then
481  if test "x$prefix" != xNONE; then
482    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
483  else
484    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
485  fi
486fi
487for ac_site_file in $CONFIG_SITE; do
488  if test -r "$ac_site_file"; then
489    echo "loading site script $ac_site_file"
490    . "$ac_site_file"
491  fi
492done
493
494if test -r "$cache_file"; then
495  echo "loading cache $cache_file"
496  . $cache_file
497else
498  echo "creating cache $cache_file"
499  > $cache_file
500fi
501
502ac_ext=c
503# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
504ac_cpp='$CPP $CPPFLAGS'
505ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
506ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
507cross_compiling=$ac_cv_prog_cc_cross
508
509ac_exeext=
510ac_objext=o
511if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
512  # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
513  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
514    ac_n= ac_c='
515' ac_t='	'
516  else
517    ac_n=-n ac_c= ac_t=
518  fi
519else
520  ac_n= ac_c='\c' ac_t=
521fi
522
523
524
525if test "${srcdir}" = "."  ; then
526  if test "${with_target_subdir}" != "." ; then
527    topsrcdir=${with_multisrctop}../..
528  else
529    topsrcdir=${with_multisrctop}..
530  fi
531else
532  topsrcdir=${srcdir}/..
533fi
534ac_aux_dir=
535for ac_dir in $topsrcdir $srcdir/$topsrcdir; do
536  if test -f $ac_dir/install-sh; then
537    ac_aux_dir=$ac_dir
538    ac_install_sh="$ac_aux_dir/install-sh -c"
539    break
540  elif test -f $ac_dir/install.sh; then
541    ac_aux_dir=$ac_dir
542    ac_install_sh="$ac_aux_dir/install.sh -c"
543    break
544  fi
545done
546if test -z "$ac_aux_dir"; then
547  { echo "configure: error: can not find install-sh or install.sh in $topsrcdir $srcdir/$topsrcdir" 1>&2; exit 1; }
548fi
549ac_config_guess=$ac_aux_dir/config.guess
550ac_config_sub=$ac_aux_dir/config.sub
551ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
552
553
554# If the language specific compiler does not exist, but the "gcc" directory 
555# does, we do not build anything. Note, $r is set by the top-level Makefile.
556# Note that when we look for the compiler, we search both with and without
557# extension to handle cross and canadian cross builds. 
558compiler_name=f771
559rm -f skip-this-dir
560echo $ac_n "checking if compiler $compiler_name has been built""... $ac_c" 1>&6
561echo "configure:562: checking if compiler $compiler_name has been built" >&5
562if eval "test \"`echo '$''{'g77_cv_compiler_exists'+set}'`\" = set"; then
563  echo $ac_n "(cached) $ac_c" 1>&6
564else
565  g77_cv_compiler_exists=yes
566if test -n "$r"; then
567  if test -d "$r"/gcc; then
568    if test -f "$r"/gcc/$compiler_name \
569       || test -f "$r"/gcc/$compiler_name.exe; then
570      true
571    else
572      g77_cv_compiler_exists=no
573      echo "rm -f config.cache config.log multilib.out" > skip-this-dir
574    fi
575  fi
576fi
577
578fi
579
580echo "$ac_t""$g77_cv_compiler_exists" 1>&6
581if test x$g77_cv_compiler_exists = xno
582then
583  rm -f Makefile conftest* confdefs* core
584  exit 0
585fi
586
587# For g77 we'll set CC to point at the built gcc, but this will get it into
588# the makefiles
589# Extract the first word of "gcc", so it can be a program name with args.
590set dummy gcc; ac_word=$2
591echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
592echo "configure:593: checking for $ac_word" >&5
593if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
594  echo $ac_n "(cached) $ac_c" 1>&6
595else
596  if test -n "$CC"; then
597  ac_cv_prog_CC="$CC" # Let the user override the test.
598else
599  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
600  ac_dummy="$PATH"
601  for ac_dir in $ac_dummy; do
602    test -z "$ac_dir" && ac_dir=.
603    if test -f $ac_dir/$ac_word; then
604      ac_cv_prog_CC="gcc"
605      break
606    fi
607  done
608  IFS="$ac_save_ifs"
609fi
610fi
611CC="$ac_cv_prog_CC"
612if test -n "$CC"; then
613  echo "$ac_t""$CC" 1>&6
614else
615  echo "$ac_t""no" 1>&6
616fi
617
618if test -z "$CC"; then
619  # Extract the first word of "cc", so it can be a program name with args.
620set dummy cc; ac_word=$2
621echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
622echo "configure:623: checking for $ac_word" >&5
623if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
624  echo $ac_n "(cached) $ac_c" 1>&6
625else
626  if test -n "$CC"; then
627  ac_cv_prog_CC="$CC" # Let the user override the test.
628else
629  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
630  ac_prog_rejected=no
631  ac_dummy="$PATH"
632  for ac_dir in $ac_dummy; do
633    test -z "$ac_dir" && ac_dir=.
634    if test -f $ac_dir/$ac_word; then
635      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
636        ac_prog_rejected=yes
637	continue
638      fi
639      ac_cv_prog_CC="cc"
640      break
641    fi
642  done
643  IFS="$ac_save_ifs"
644if test $ac_prog_rejected = yes; then
645  # We found a bogon in the path, so make sure we never use it.
646  set dummy $ac_cv_prog_CC
647  shift
648  if test $# -gt 0; then
649    # We chose a different compiler from the bogus one.
650    # However, it has the same basename, so the bogon will be chosen
651    # first if we set CC to just the basename; use the full file name.
652    shift
653    set dummy "$ac_dir/$ac_word" "$@"
654    shift
655    ac_cv_prog_CC="$@"
656  fi
657fi
658fi
659fi
660CC="$ac_cv_prog_CC"
661if test -n "$CC"; then
662  echo "$ac_t""$CC" 1>&6
663else
664  echo "$ac_t""no" 1>&6
665fi
666
667  if test -z "$CC"; then
668    case "`uname -s`" in
669    *win32* | *WIN32*)
670      # Extract the first word of "cl", so it can be a program name with args.
671set dummy cl; ac_word=$2
672echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
673echo "configure:674: checking for $ac_word" >&5
674if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
675  echo $ac_n "(cached) $ac_c" 1>&6
676else
677  if test -n "$CC"; then
678  ac_cv_prog_CC="$CC" # Let the user override the test.
679else
680  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
681  ac_dummy="$PATH"
682  for ac_dir in $ac_dummy; do
683    test -z "$ac_dir" && ac_dir=.
684    if test -f $ac_dir/$ac_word; then
685      ac_cv_prog_CC="cl"
686      break
687    fi
688  done
689  IFS="$ac_save_ifs"
690fi
691fi
692CC="$ac_cv_prog_CC"
693if test -n "$CC"; then
694  echo "$ac_t""$CC" 1>&6
695else
696  echo "$ac_t""no" 1>&6
697fi
698 ;;
699    esac
700  fi
701  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
702fi
703
704echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
705echo "configure:706: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
706
707ac_ext=c
708# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
709ac_cpp='$CPP $CPPFLAGS'
710ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
711ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
712cross_compiling=$ac_cv_prog_cc_cross
713
714cat > conftest.$ac_ext << EOF
715
716#line 717 "configure"
717#include "confdefs.h"
718
719main(){return(0);}
720EOF
721if { (eval echo configure:722: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
722  ac_cv_prog_cc_works=yes
723  # If we can't run a trivial program, we are probably using a cross compiler.
724  if (./conftest; exit) 2>/dev/null; then
725    ac_cv_prog_cc_cross=no
726  else
727    ac_cv_prog_cc_cross=yes
728  fi
729else
730  echo "configure: failed program was:" >&5
731  cat conftest.$ac_ext >&5
732  ac_cv_prog_cc_works=no
733fi
734rm -fr conftest*
735ac_ext=c
736# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
737ac_cpp='$CPP $CPPFLAGS'
738ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
739ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
740cross_compiling=$ac_cv_prog_cc_cross
741
742echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
743if test $ac_cv_prog_cc_works = no; then
744  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
745fi
746echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
747echo "configure:748: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
748echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
749cross_compiling=$ac_cv_prog_cc_cross
750
751echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
752echo "configure:753: checking whether we are using GNU C" >&5
753if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
754  echo $ac_n "(cached) $ac_c" 1>&6
755else
756  cat > conftest.c <<EOF
757#ifdef __GNUC__
758  yes;
759#endif
760EOF
761if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:762: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
762  ac_cv_prog_gcc=yes
763else
764  ac_cv_prog_gcc=no
765fi
766fi
767
768echo "$ac_t""$ac_cv_prog_gcc" 1>&6
769
770if test $ac_cv_prog_gcc = yes; then
771  GCC=yes
772else
773  GCC=
774fi
775
776ac_test_CFLAGS="${CFLAGS+set}"
777ac_save_CFLAGS="$CFLAGS"
778CFLAGS=
779echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
780echo "configure:781: checking whether ${CC-cc} accepts -g" >&5
781if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
782  echo $ac_n "(cached) $ac_c" 1>&6
783else
784  echo 'void f(){}' > conftest.c
785if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
786  ac_cv_prog_cc_g=yes
787else
788  ac_cv_prog_cc_g=no
789fi
790rm -f conftest*
791
792fi
793
794echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
795if test "$ac_test_CFLAGS" = set; then
796  CFLAGS="$ac_save_CFLAGS"
797elif test $ac_cv_prog_cc_g = yes; then
798  if test "$GCC" = yes; then
799    CFLAGS="-g -O2"
800  else
801    CFLAGS="-g"
802  fi
803else
804  if test "$GCC" = yes; then
805    CFLAGS="-O2"
806  else
807    CFLAGS=
808  fi
809fi
810
811
812test "$AR" || AR=ar
813
814if test "$RANLIB"; then :
815  
816else
817  # Extract the first word of "ranlib", so it can be a program name with args.
818set dummy ranlib; ac_word=$2
819echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
820echo "configure:821: checking for $ac_word" >&5
821if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
822  echo $ac_n "(cached) $ac_c" 1>&6
823else
824  if test -n "$RANLIB"; then
825  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
826else
827  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
828  ac_dummy="$PATH"
829  for ac_dir in $ac_dummy; do
830    test -z "$ac_dir" && ac_dir=.
831    if test -f $ac_dir/$ac_word; then
832      ac_cv_prog_RANLIB="ranlib"
833      break
834    fi
835  done
836  IFS="$ac_save_ifs"
837  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
838fi
839fi
840RANLIB="$ac_cv_prog_RANLIB"
841if test -n "$RANLIB"; then
842  echo "$ac_t""$RANLIB" 1>&6
843else
844  echo "$ac_t""no" 1>&6
845fi
846
847fi
848# Find a good install program.  We prefer a C program (faster),
849# so one script is as good as another.  But avoid the broken or
850# incompatible versions:
851# SysV /etc/install, /usr/sbin/install
852# SunOS /usr/etc/install
853# IRIX /sbin/install
854# AIX /bin/install
855# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
856# AFS /usr/afsws/bin/install, which mishandles nonexistent args
857# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
858# ./install, which can be erroneously created by make from ./install.sh.
859echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
860echo "configure:861: checking for a BSD compatible install" >&5
861if test -z "$INSTALL"; then
862if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
863  echo $ac_n "(cached) $ac_c" 1>&6
864else
865    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
866  for ac_dir in $PATH; do
867    # Account for people who put trailing slashes in PATH elements.
868    case "$ac_dir/" in
869    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
870    *)
871      # OSF1 and SCO ODT 3.0 have their own names for install.
872      # Don't use installbsd from OSF since it installs stuff as root
873      # by default.
874      for ac_prog in ginstall scoinst install; do
875        if test -f $ac_dir/$ac_prog; then
876	  if test $ac_prog = install &&
877            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
878	    # AIX install.  It has an incompatible calling convention.
879	    :
880	  else
881	    ac_cv_path_install="$ac_dir/$ac_prog -c"
882	    break 2
883	  fi
884	fi
885      done
886      ;;
887    esac
888  done
889  IFS="$ac_save_IFS"
890
891fi
892  if test "${ac_cv_path_install+set}" = set; then
893    INSTALL="$ac_cv_path_install"
894  else
895    # As a last resort, use the slow shell script.  We don't cache a
896    # path for INSTALL within a source directory, because that will
897    # break other packages using the cache if that directory is
898    # removed, or if the path is relative.
899    INSTALL="$ac_install_sh"
900  fi
901fi
902echo "$ac_t""$INSTALL" 1>&6
903
904# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
905# It thinks the first close brace ends the variable substitution.
906test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
907
908test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
909
910test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
911
912echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
913echo "configure:914: checking whether ${MAKE-make} sets \${MAKE}" >&5
914set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
915if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
916  echo $ac_n "(cached) $ac_c" 1>&6
917else
918  cat > conftestmake <<\EOF
919all:
920	@echo 'ac_maketemp="${MAKE}"'
921EOF
922# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
923eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
924if test -n "$ac_maketemp"; then
925  eval ac_cv_prog_make_${ac_make}_set=yes
926else
927  eval ac_cv_prog_make_${ac_make}_set=no
928fi
929rm -f conftestmake
930fi
931if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
932  echo "$ac_t""yes" 1>&6
933  SET_MAKE=
934else
935  echo "$ac_t""no" 1>&6
936  SET_MAKE="MAKE=${MAKE-make}"
937fi
938
939
940# Sanity check for the cross-compilation case:
941echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
942echo "configure:943: checking how to run the C preprocessor" >&5
943# On Suns, sometimes $CPP names a directory.
944if test -n "$CPP" && test -d "$CPP"; then
945  CPP=
946fi
947if test -z "$CPP"; then
948if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
949  echo $ac_n "(cached) $ac_c" 1>&6
950else
951    # This must be in double quotes, not single quotes, because CPP may get
952  # substituted into the Makefile and "${CC-cc}" will confuse make.
953  CPP="${CC-cc} -E"
954  # On the NeXT, cc -E runs the code through the compiler's parser,
955  # not just through cpp.
956  cat > conftest.$ac_ext <<EOF
957#line 958 "configure"
958#include "confdefs.h"
959#include <assert.h>
960Syntax Error
961EOF
962ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
963{ (eval echo configure:964: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
964ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
965if test -z "$ac_err"; then
966  :
967else
968  echo "$ac_err" >&5
969  echo "configure: failed program was:" >&5
970  cat conftest.$ac_ext >&5
971  rm -rf conftest*
972  CPP="${CC-cc} -E -traditional-cpp"
973  cat > conftest.$ac_ext <<EOF
974#line 975 "configure"
975#include "confdefs.h"
976#include <assert.h>
977Syntax Error
978EOF
979ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
980{ (eval echo configure:981: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
981ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
982if test -z "$ac_err"; then
983  :
984else
985  echo "$ac_err" >&5
986  echo "configure: failed program was:" >&5
987  cat conftest.$ac_ext >&5
988  rm -rf conftest*
989  CPP="${CC-cc} -nologo -E"
990  cat > conftest.$ac_ext <<EOF
991#line 992 "configure"
992#include "confdefs.h"
993#include <assert.h>
994Syntax Error
995EOF
996ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
997{ (eval echo configure:998: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
998ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
999if test -z "$ac_err"; then
1000  :
1001else
1002  echo "$ac_err" >&5
1003  echo "configure: failed program was:" >&5
1004  cat conftest.$ac_ext >&5
1005  rm -rf conftest*
1006  CPP=/lib/cpp
1007fi
1008rm -f conftest*
1009fi
1010rm -f conftest*
1011fi
1012rm -f conftest*
1013  ac_cv_prog_CPP="$CPP"
1014fi
1015  CPP="$ac_cv_prog_CPP"
1016else
1017  ac_cv_prog_CPP="$CPP"
1018fi
1019echo "$ac_t""$CPP" 1>&6
1020
1021ac_safe=`echo "stdio.h" | sed 'y%./+-%__p_%'`
1022echo $ac_n "checking for stdio.h""... $ac_c" 1>&6
1023echo "configure:1024: checking for stdio.h" >&5
1024if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1025  echo $ac_n "(cached) $ac_c" 1>&6
1026else
1027  cat > conftest.$ac_ext <<EOF
1028#line 1029 "configure"
1029#include "confdefs.h"
1030#include <stdio.h>
1031EOF
1032ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1033{ (eval echo configure:1034: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1034ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1035if test -z "$ac_err"; then
1036  rm -rf conftest*
1037  eval "ac_cv_header_$ac_safe=yes"
1038else
1039  echo "$ac_err" >&5
1040  echo "configure: failed program was:" >&5
1041  cat conftest.$ac_ext >&5
1042  rm -rf conftest*
1043  eval "ac_cv_header_$ac_safe=no"
1044fi
1045rm -f conftest*
1046fi
1047if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1048  echo "$ac_t""yes" 1>&6
1049  :
1050else
1051  echo "$ac_t""no" 1>&6
1052{ echo "configure: error: Can't find stdio.h.
1053You must have a usable C system for the target already installed, at least
1054including headers and, preferably, the library, before you can configure
1055the G77 runtime system.  If necessary, install gcc now with \`LANGUAGES=c',
1056then the target library, then build with \`LANGUAGES=f77'." 1>&2; exit 1; }
1057fi
1058
1059
1060# We have to firkle with the info in hconfig.h to figure out suitable types
1061# (via com.h).  proj.h and com.h are in gcc/f/, config.h which they need
1062# is in gcc/ and the config files are in gcc/config/.
1063echo $ac_n "checking f2c integer type""... $ac_c" 1>&6
1064echo "configure:1065: checking f2c integer type" >&5
1065# Set this back later below!
1066late_ac_cpp=$ac_cpp
1067late_cflags=$CFLAGS
1068extra_includes="-I$topsrcdir/gcc/f -I$topsrcdir/gcc -I$topsrcdir/include -I$topsrcdir/gcc/config -I$r/gcc"
1069ac_cpp="$late_ac_cpp -DIN_GCC -DHAVE_CONFIG_H $extra_includes"
1070
1071# The AC_EGREP_CPPs below have been known to fail when the header
1072# path is wrong after things have been moved about; the cpp error status
1073# counts for nothing.  First check that there aren't any errors from
1074# the headers.
1075CFLAGS="$CFLAGS -DHAVE_CONFIG_H -DIN_GCC $extra_includes"
1076cat > conftest.$ac_ext <<EOF
1077#line 1078 "configure"
1078#include "confdefs.h"
1079#include "proj.h"
1080#define FFECOM_DETERMINE_TYPES 1
1081#include "com.h"
1082int main() {
1083
1084; return 0; }
1085EOF
1086if { (eval echo configure:1087: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1087  :
1088else
1089  echo "configure: failed program was:" >&5
1090  cat conftest.$ac_ext >&5
1091  rm -rf conftest*
1092  { echo "configure: error: Can't run check for integer sizes -- see config.log" 1>&2; exit 1; }
1093fi
1094rm -f conftest*
1095CFLAGS=$late_cflags
1096
1097if eval "test \"`echo '$''{'g77_cv_sys_f2cinteger'+set}'`\" = set"; then
1098  echo $ac_n "(cached) $ac_c" 1>&6
1099else
1100  echo "configure:1101: using $ac_cpp" >&5
1101cat > conftest.$ac_ext <<EOF
1102#line 1103 "configure"
1103#include "confdefs.h"
1104#include "proj.h"
1105#define FFECOM_DETERMINE_TYPES 1
1106#include "com.h"
1107#if FFECOM_f2cINTEGER == FFECOM_f2ccodeLONG
1108F2C_INTEGER=long int
1109#elif FFECOM_f2cINTEGER == FFECOM_f2ccodeINT
1110F2C_INTEGER=int
1111#else
1112#  error "Cannot find a suitable type for F2C_INTEGER"
1113#endif
1114
1115EOF
1116if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
1117  egrep "F2C_INTEGER=long int" >/dev/null 2>&1; then
1118  rm -rf conftest*
1119  g77_cv_sys_f2cinteger="long int"
1120fi
1121rm -f conftest*
1122
1123if test "$g77_cv_sys_f2cinteger" = ""; then
1124echo "configure:1125: using $ac_cpp" >&5
1125  cat > conftest.$ac_ext <<EOF
1126#line 1127 "configure"
1127#include "confdefs.h"
1128#include "proj.h"
1129#define FFECOM_DETERMINE_TYPES 1
1130#include "com.h"
1131#if FFECOM_f2cINTEGER == FFECOM_f2ccodeLONG
1132F2C_INTEGER=long int
1133#elif FFECOM_f2cINTEGER == FFECOM_f2ccodeINT
1134F2C_INTEGER=int
1135#else
1136#  error "Cannot find a suitable type for F2C_INTEGER"
1137#endif
1138
1139EOF
1140if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
1141  egrep "F2C_INTEGER=int" >/dev/null 2>&1; then
1142  rm -rf conftest*
1143  g77_cv_sys_f2cinteger=int
1144fi
1145rm -f conftest*
1146
1147fi
1148if test "$g77_cv_sys_f2cinteger" = ""; then
1149  echo "$ac_t""""" 1>&6
1150  { echo "configure: error: Can't determine type for f2c integer; config.log may help." 1>&2; exit 1; }
1151fi
1152
1153fi
1154
1155echo "$ac_t""$g77_cv_sys_f2cinteger" 1>&6
1156F2C_INTEGER=$g77_cv_sys_f2cinteger
1157
1158
1159echo $ac_n "checking f2c long int type""... $ac_c" 1>&6
1160echo "configure:1161: checking f2c long int type" >&5
1161if eval "test \"`echo '$''{'g77_cv_sys_f2clongint'+set}'`\" = set"; then
1162  echo $ac_n "(cached) $ac_c" 1>&6
1163else
1164  echo "configure:1165: using $ac_cpp" >&5
1165cat > conftest.$ac_ext <<EOF
1166#line 1167 "configure"
1167#include "confdefs.h"
1168#include "proj.h"
1169#define FFECOM_DETERMINE_TYPES 1
1170#include "com.h"
1171#if FFECOM_f2cLONGINT == FFECOM_f2ccodeLONG
1172F2C_LONGINT=long int
1173#elif FFECOM_f2cLONGINT == FFECOM_f2ccodeLONGLONG
1174F2C_LONGINT=long long int
1175#else
1176#  error "Cannot find a suitable type for F2C_LONGINT"
1177#endif
1178
1179EOF
1180if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
1181  egrep "F2C_LONGINT=long int" >/dev/null 2>&1; then
1182  rm -rf conftest*
1183  g77_cv_sys_f2clongint="long int"
1184fi
1185rm -f conftest*
1186
1187
1188if test "$g77_cv_sys_f2clongint" = ""; then
1189echo "configure:1190: using $ac_cpp" >&5
1190  cat > conftest.$ac_ext <<EOF
1191#line 1192 "configure"
1192#include "confdefs.h"
1193#include "proj.h"
1194#define FFECOM_DETERMINE_TYPES 1
1195#include "com.h"
1196#if FFECOM_f2cLONGINT == FFECOM_f2ccodeLONG
1197F2C_LONGINT=long int
1198#elif FFECOM_f2cLONGINT == FFECOM_f2ccodeLONGLONG
1199F2C_LONGINT=long long int
1200#else
1201#  error "Cannot find a suitable type for F2C_LONGINT"
1202#endif
1203
1204EOF
1205if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
1206  egrep "F2C_LONGINT=long long int" >/dev/null 2>&1; then
1207  rm -rf conftest*
1208  g77_cv_sys_f2clongint="long long int"
1209fi
1210rm -f conftest*
1211
1212fi
1213if test "$g77_cv_sys_f2clongint" = ""; then
1214  echo "$ac_t""""" 1>&6
1215  { echo "configure: error: Can't determine type for f2c long int; config.log may help." 1>&2; exit 1; }
1216fi
1217
1218fi
1219
1220echo "$ac_t""$g77_cv_sys_f2clongint" 1>&6
1221F2C_LONGINT=$g77_cv_sys_f2clongint
1222
1223ac_cpp=$late_ac_cpp
1224
1225# avoid confusion in case the `makefile's from the f2c distribution have
1226# got put here
1227test -f libF77/makefile && mv libF77/makefile  libF77/makefile.ori
1228test -f libI77/makefile && mv libI77/makefile  libI77/makefile.ori
1229test -f libU77/makefile && mv libU77/makefile  libU77/makefile.ori
1230
1231# Get the version trigger filename from the toplevel
1232if [ "${with_gcc_version_trigger+set}" = set ]; then
1233	gcc_version_trigger=$with_gcc_version_trigger
1234	gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
1235else
1236	gcc_version_trigger=
1237	gcc_version=UNKNOWN
1238fi
1239
1240
1241
1242
1243# Do some error checking and defaulting for the host and target type.
1244# The inputs are:
1245#    configure --host=HOST --target=TARGET --build=BUILD NONOPT
1246#
1247# The rules are:
1248# 1. You are not allowed to specify --host, --target, and nonopt at the
1249#    same time.
1250# 2. Host defaults to nonopt.
1251# 3. If nonopt is not specified, then host defaults to the current host,
1252#    as determined by config.guess.
1253# 4. Target and build default to nonopt.
1254# 5. If nonopt is not specified, then target and build default to host.
1255
1256# The aliases save the names the user supplied, while $host etc.
1257# will get canonicalized.
1258case $host---$target---$nonopt in
1259NONE---*---* | *---NONE---* | *---*---NONE) ;;
1260*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
1261esac
1262
1263
1264# Make sure we can run config.sub.
1265if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
1266else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
1267fi
1268
1269echo $ac_n "checking host system type""... $ac_c" 1>&6
1270echo "configure:1271: checking host system type" >&5
1271
1272host_alias=$host
1273case "$host_alias" in
1274NONE)
1275  case $nonopt in
1276  NONE)
1277    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
1278    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
1279    fi ;;
1280  *) host_alias=$nonopt ;;
1281  esac ;;
1282esac
1283
1284host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
1285host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1286host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1287host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1288echo "$ac_t""$host" 1>&6
1289
1290echo $ac_n "checking target system type""... $ac_c" 1>&6
1291echo "configure:1292: checking target system type" >&5
1292
1293target_alias=$target
1294case "$target_alias" in
1295NONE)
1296  case $nonopt in
1297  NONE) target_alias=$host_alias ;;
1298  *) target_alias=$nonopt ;;
1299  esac ;;
1300esac
1301
1302target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
1303target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1304target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1305target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1306echo "$ac_t""$target" 1>&6
1307
1308echo $ac_n "checking build system type""... $ac_c" 1>&6
1309echo "configure:1310: checking build system type" >&5
1310
1311build_alias=$build
1312case "$build_alias" in
1313NONE)
1314  case $nonopt in
1315  NONE) build_alias=$host_alias ;;
1316  *) build_alias=$nonopt ;;
1317  esac ;;
1318esac
1319
1320build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1321build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1322build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1323build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1324echo "$ac_t""$build" 1>&6
1325
1326test "$host_alias" != "$target_alias" &&
1327  test "$program_prefix$program_suffix$program_transform_name" = \
1328    NONENONEs,x,x, &&
1329  program_prefix=${target_alias}-
1330
1331
1332subdirs="libU77 libI77 libF77"
1333
1334# Do Makefile first since g2c.h depends on it and shouldn't get an
1335# earlier timestamp.  Of course, it does when the multilib gunk below
1336# edits Makefile, sigh; see additional touch below.
1337trap '' 1 2 15
1338cat > confcache <<\EOF
1339# This file is a shell script that caches the results of configure
1340# tests run on this system so they can be shared between configure
1341# scripts and configure runs.  It is not useful on other systems.
1342# If it contains results you don't want to keep, you may remove or edit it.
1343#
1344# By default, configure uses ./config.cache as the cache file,
1345# creating it if it does not exist already.  You can give configure
1346# the --cache-file=FILE option to use a different cache file; that is
1347# what configure does when it calls configure scripts in
1348# subdirectories, so they share the cache.
1349# Giving --cache-file=/dev/null disables caching, for debugging configure.
1350# config.status only pays attention to the cache file if you give it the
1351# --recheck option to rerun configure.
1352#
1353EOF
1354# The following way of writing the cache mishandles newlines in values,
1355# but we know of no workaround that is simple, portable, and efficient.
1356# So, don't put newlines in cache variables' values.
1357# Ultrix sh set writes to stderr and can't be redirected directly,
1358# and sets the high bit in the cache file unless we assign to the vars.
1359(set) 2>&1 |
1360  case `(ac_space=' '; set | grep ac_space) 2>&1` in
1361  *ac_space=\ *)
1362    # `set' does not quote correctly, so add quotes (double-quote substitution
1363    # turns \\\\ into \\, and sed turns \\ into \).
1364    sed -n \
1365      -e "s/'/'\\\\''/g" \
1366      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
1367    ;;
1368  *)
1369    # `set' quotes correctly as required by POSIX, so do not add quotes.
1370    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
1371    ;;
1372  esac >> confcache
1373if cmp -s $cache_file confcache; then
1374  :
1375else
1376  if test -w $cache_file; then
1377    echo "updating cache $cache_file"
1378    cat confcache > $cache_file
1379  else
1380    echo "not updating unwritable cache $cache_file"
1381  fi
1382fi
1383rm -f confcache
1384
1385trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
1386
1387test "x$prefix" = xNONE && prefix=$ac_default_prefix
1388# Let make expand exec_prefix.
1389test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1390
1391# Any assignment to VPATH causes Sun make to only execute
1392# the first set of double-colon rules, so remove it if not needed.
1393# If there is a colon in the path, we need to keep it.
1394if test "x$srcdir" = x.; then
1395  ac_vpsub='/^[ 	]*VPATH[ 	]*=[^:]*$/d'
1396fi
1397
1398trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1399
1400# Transform confdefs.h into DEFS.
1401# Protect against shell expansion while executing Makefile rules.
1402# Protect against Makefile macro expansion.
1403cat > conftest.defs <<\EOF
1404s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
1405s%[ 	`~#$^&*(){}\\|;'"<>?]%\\&%g
1406s%\[%\\&%g
1407s%\]%\\&%g
1408s%\$%$$%g
1409EOF
1410DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
1411rm -f conftest.defs
1412
1413
1414# Without the "./", some shells look in PATH for config.status.
1415: ${CONFIG_STATUS=./config.status}
1416
1417echo creating $CONFIG_STATUS
1418rm -f $CONFIG_STATUS
1419cat > $CONFIG_STATUS <<EOF
1420#! /bin/sh
1421# Generated automatically by configure.
1422# Run this file to recreate the current configuration.
1423# This directory was configured as follows,
1424# on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1425#
1426# $0 $ac_configure_args
1427#
1428# Compiler output produced by configure, useful for debugging
1429# configure, is in ./config.log if it exists.
1430
1431ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1432for ac_option
1433do
1434  case "\$ac_option" in
1435  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
1436    echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1437    exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1438  -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
1439    echo "$CONFIG_STATUS generated by autoconf version 2.13"
1440    exit 0 ;;
1441  -help | --help | --hel | --he | --h)
1442    echo "\$ac_cs_usage"; exit 0 ;;
1443  *) echo "\$ac_cs_usage"; exit 1 ;;
1444  esac
1445done
1446
1447ac_given_srcdir=$srcdir
1448ac_given_INSTALL="$INSTALL"
1449
1450trap 'rm -fr `echo "Makefile g2c.h:g2c.hin" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
1451EOF
1452cat >> $CONFIG_STATUS <<EOF
1453
1454# Protect against being on the right side of a sed subst in config.status.
1455sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
1456 s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
1457$ac_vpsub
1458$extrasub
1459s%@SHELL@%$SHELL%g
1460s%@CFLAGS@%$CFLAGS%g
1461s%@CPPFLAGS@%$CPPFLAGS%g
1462s%@CXXFLAGS@%$CXXFLAGS%g
1463s%@FFLAGS@%$FFLAGS%g
1464s%@DEFS@%$DEFS%g
1465s%@LDFLAGS@%$LDFLAGS%g
1466s%@LIBS@%$LIBS%g
1467s%@exec_prefix@%$exec_prefix%g
1468s%@prefix@%$prefix%g
1469s%@program_transform_name@%$program_transform_name%g
1470s%@bindir@%$bindir%g
1471s%@sbindir@%$sbindir%g
1472s%@libexecdir@%$libexecdir%g
1473s%@datadir@%$datadir%g
1474s%@sysconfdir@%$sysconfdir%g
1475s%@sharedstatedir@%$sharedstatedir%g
1476s%@localstatedir@%$localstatedir%g
1477s%@libdir@%$libdir%g
1478s%@includedir@%$includedir%g
1479s%@oldincludedir@%$oldincludedir%g
1480s%@infodir@%$infodir%g
1481s%@mandir@%$mandir%g
1482s%@CC@%$CC%g
1483s%@AR@%$AR%g
1484s%@RANLIB@%$RANLIB%g
1485s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
1486s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
1487s%@INSTALL_DATA@%$INSTALL_DATA%g
1488s%@SET_MAKE@%$SET_MAKE%g
1489s%@CPP@%$CPP%g
1490s%@F2C_INTEGER@%$F2C_INTEGER%g
1491s%@F2C_LONGINT@%$F2C_LONGINT%g
1492s%@gcc_version@%$gcc_version%g
1493s%@gcc_version_trigger@%$gcc_version_trigger%g
1494s%@host@%$host%g
1495s%@host_alias@%$host_alias%g
1496s%@host_cpu@%$host_cpu%g
1497s%@host_vendor@%$host_vendor%g
1498s%@host_os@%$host_os%g
1499s%@target@%$target%g
1500s%@target_alias@%$target_alias%g
1501s%@target_cpu@%$target_cpu%g
1502s%@target_vendor@%$target_vendor%g
1503s%@target_os@%$target_os%g
1504s%@build@%$build%g
1505s%@build_alias@%$build_alias%g
1506s%@build_cpu@%$build_cpu%g
1507s%@build_vendor@%$build_vendor%g
1508s%@build_os@%$build_os%g
1509s%@subdirs@%$subdirs%g
1510
1511CEOF
1512EOF
1513
1514cat >> $CONFIG_STATUS <<\EOF
1515
1516# Split the substitutions into bite-sized pieces for seds with
1517# small command number limits, like on Digital OSF/1 and HP-UX.
1518ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
1519ac_file=1 # Number of current file.
1520ac_beg=1 # First line for current file.
1521ac_end=$ac_max_sed_cmds # Line after last line for current file.
1522ac_more_lines=:
1523ac_sed_cmds=""
1524while $ac_more_lines; do
1525  if test $ac_beg -gt 1; then
1526    sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
1527  else
1528    sed "${ac_end}q" conftest.subs > conftest.s$ac_file
1529  fi
1530  if test ! -s conftest.s$ac_file; then
1531    ac_more_lines=false
1532    rm -f conftest.s$ac_file
1533  else
1534    if test -z "$ac_sed_cmds"; then
1535      ac_sed_cmds="sed -f conftest.s$ac_file"
1536    else
1537      ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
1538    fi
1539    ac_file=`expr $ac_file + 1`
1540    ac_beg=$ac_end
1541    ac_end=`expr $ac_end + $ac_max_sed_cmds`
1542  fi
1543done
1544if test -z "$ac_sed_cmds"; then
1545  ac_sed_cmds=cat
1546fi
1547EOF
1548
1549cat >> $CONFIG_STATUS <<EOF
1550
1551CONFIG_FILES=\${CONFIG_FILES-"Makefile g2c.h:g2c.hin"}
1552EOF
1553cat >> $CONFIG_STATUS <<\EOF
1554for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
1555  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
1556  case "$ac_file" in
1557  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
1558       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1559  *) ac_file_in="${ac_file}.in" ;;
1560  esac
1561
1562  # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
1563
1564  # Remove last slash and all that follows it.  Not all systems have dirname.
1565  ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
1566  if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
1567    # The file is in a subdirectory.
1568    test ! -d "$ac_dir" && mkdir "$ac_dir"
1569    ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
1570    # A "../" for each directory in $ac_dir_suffix.
1571    ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
1572  else
1573    ac_dir_suffix= ac_dots=
1574  fi
1575
1576  case "$ac_given_srcdir" in
1577  .)  srcdir=.
1578      if test -z "$ac_dots"; then top_srcdir=.
1579      else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
1580  /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
1581  *) # Relative path.
1582    srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
1583    top_srcdir="$ac_dots$ac_given_srcdir" ;;
1584  esac
1585
1586  case "$ac_given_INSTALL" in
1587  [/$]*) INSTALL="$ac_given_INSTALL" ;;
1588  *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
1589  esac
1590
1591  echo creating "$ac_file"
1592  rm -f "$ac_file"
1593  configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
1594  case "$ac_file" in
1595  *Makefile*) ac_comsub="1i\\
1596# $configure_input" ;;
1597  *) ac_comsub= ;;
1598  esac
1599
1600  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
1601  sed -e "$ac_comsub
1602s%@configure_input@%$configure_input%g
1603s%@srcdir@%$srcdir%g
1604s%@top_srcdir@%$top_srcdir%g
1605s%@INSTALL@%$INSTALL%g
1606" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
1607fi; done
1608rm -f conftest.s*
1609
1610EOF
1611cat >> $CONFIG_STATUS <<EOF
1612srcdir=${srcdir}
1613host=${host}
1614target=${target}
1615with_target_subdir=${with_target_subdir}
1616with_multisubdir=${with_multisubdir}
1617ac_configure_args="--enable-multilib ${ac_configure_args}"
1618CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1619topsrcdir=${topsrcdir}
1620
1621EOF
1622cat >> $CONFIG_STATUS <<\EOF
1623test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
1624if test -n "$CONFIG_FILES"; then
1625  if test -n "${with_target_subdir}"; then
1626    # FIXME: We shouldn't need to set ac_file
1627    ac_file=Makefile
1628    . ${topsrcdir}/config-ml.in
1629    touch g2c.h   # to keep it more recent than Makefile
1630  fi
1631fi
1632exit 0
1633EOF
1634chmod +x $CONFIG_STATUS
1635rm -fr confdefs* $ac_clean_files
1636test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
1637
1638if test "$no_recursion" != yes; then
1639
1640  # Remove --cache-file and --srcdir arguments so they do not pile up.
1641  ac_sub_configure_args=
1642  ac_prev=
1643  for ac_arg in $ac_configure_args; do
1644    if test -n "$ac_prev"; then
1645      ac_prev=
1646      continue
1647    fi
1648    case "$ac_arg" in
1649    -cache-file | --cache-file | --cache-fil | --cache-fi \
1650    | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
1651      ac_prev=cache_file ;;
1652    -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
1653    | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
1654      ;;
1655    -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
1656      ac_prev=srcdir ;;
1657    -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
1658      ;;
1659    *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
1660    esac
1661  done
1662
1663  for ac_config_dir in libU77 libI77 libF77; do
1664
1665    # Do not complain, so a configure script can configure whichever
1666    # parts of a large source tree are present.
1667    if test ! -d $srcdir/$ac_config_dir; then
1668      continue
1669    fi
1670
1671    echo configuring in $ac_config_dir
1672
1673    case "$srcdir" in
1674    .) ;;
1675    *)
1676      if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
1677      else
1678        { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
1679      fi
1680      ;;
1681    esac
1682
1683    ac_popdir=`pwd`
1684    cd $ac_config_dir
1685
1686      # A "../" for each directory in /$ac_config_dir.
1687      ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
1688
1689    case "$srcdir" in
1690    .) # No --srcdir option.  We are building in place.
1691      ac_sub_srcdir=$srcdir ;;
1692    /*) # Absolute path.
1693      ac_sub_srcdir=$srcdir/$ac_config_dir ;;
1694    *) # Relative path.
1695      ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
1696    esac
1697
1698    # Check for guested configure; otherwise get Cygnus style configure.
1699    if test -f $ac_sub_srcdir/configure; then
1700      ac_sub_configure=$ac_sub_srcdir/configure
1701    elif test -f $ac_sub_srcdir/configure.in; then
1702      ac_sub_configure=$ac_configure
1703    else
1704      echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
1705      ac_sub_configure=
1706    fi
1707
1708    # The recursion is here.
1709    if test -n "$ac_sub_configure"; then
1710
1711      # Make the cache file name correct relative to the subdirectory.
1712      case "$cache_file" in
1713      /*) ac_sub_cache_file=$cache_file ;;
1714      *) # Relative path.
1715        ac_sub_cache_file="$ac_dots$cache_file" ;;
1716      esac
1717  case "$ac_given_INSTALL" in
1718        [/$]*) INSTALL="$ac_given_INSTALL" ;;
1719        *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
1720        esac
1721
1722      echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
1723      # The eval makes quoting arguments work.
1724      if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
1725      then :
1726      else
1727        { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
1728      fi
1729    fi
1730
1731    cd $ac_popdir
1732  done
1733fi
1734
1735
1736
1737