summaryrefslogtreecommitdiff
path: root/gnu/egcs/gcc/aclocal.m4
blob: fe4d83282c93feb61e3f43fb73a2f206d74d3b22 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
dnl See whether we can include both string.h and strings.h.
AC_DEFUN(GCC_HEADER_STRING,
[AC_CACHE_CHECK([whether string.h and strings.h may both be included],
  gcc_cv_header_string,
[AC_TRY_COMPILE([#include <string.h>
#include <strings.h>], , gcc_cv_header_string=yes, gcc_cv_header_string=no)])
if test $gcc_cv_header_string = yes; then
  AC_DEFINE(STRING_WITH_STRINGS)
fi
])

dnl See whether we need a declaration for a function.
dnl GCC_NEED_DECLARATION(FUNCTION [, EXTRA-HEADER-FILES])
AC_DEFUN(GCC_NEED_DECLARATION,
[AC_MSG_CHECKING([whether $1 must be declared])
AC_CACHE_VAL(gcc_cv_decl_needed_$1,
[AC_TRY_COMPILE([
#include <stdio.h>
#ifdef STRING_WITH_STRINGS
# include <string.h>
# include <strings.h>
#else
# ifdef HAVE_STRING_H
#  include <string.h>
# else
#  ifdef HAVE_STRINGS_H
#   include <strings.h>
#  endif
# endif
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifndef HAVE_RINDEX
#define rindex strrchr
#endif
#ifndef HAVE_INDEX
#define index strchr
#endif
$2],
[char *(*pfn) = (char *(*)) $1],
eval "gcc_cv_decl_needed_$1=no", eval "gcc_cv_decl_needed_$1=yes")])
if eval "test \"`echo '$gcc_cv_decl_needed_'$1`\" = yes"; then
  AC_MSG_RESULT(yes)
  gcc_tr_decl=NEED_DECLARATION_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
  AC_DEFINE_UNQUOTED($gcc_tr_decl)
else
  AC_MSG_RESULT(no)
fi
])dnl

dnl Check multiple functions to see whether each needs a declaration.
dnl GCC_NEED_DECLARATIONS(FUNCTION... [, EXTRA-HEADER-FILES])
AC_DEFUN(GCC_NEED_DECLARATIONS,
[for ac_func in $1
do
GCC_NEED_DECLARATION($ac_func, $2)
done
])

dnl Check if we have vprintf and possibly _doprnt.
dnl Note autoconf checks for vprintf even though we care about vfprintf.
AC_DEFUN(GCC_FUNC_VFPRINTF_DOPRNT,
[AC_FUNC_VPRINTF
vfprintf=
doprint=
if test $ac_cv_func_vprintf != yes ; then
  vfprintf=vfprintf.o
  if test $ac_cv_func__doprnt != yes ; then
    doprint=doprint.o
  fi
fi
AC_SUBST(vfprintf)
AC_SUBST(doprint)
])    

dnl See if the printf functions in libc support %p in format strings.
AC_DEFUN(GCC_FUNC_PRINTF_PTR,
[AC_CACHE_CHECK(whether the printf functions support %p,
  gcc_cv_func_printf_ptr,
[AC_TRY_RUN([#include <stdio.h>

main()
{
  char buf[64];
  char *p = buf, *q = NULL;
  sprintf(buf, "%p", p);
  sscanf(buf, "%p", &q);
  exit (p != q);
}], gcc_cv_func_printf_ptr=yes, gcc_cv_func_printf_ptr=no,
	gcc_cv_func_printf_ptr=no)
rm -f core core.* *.core])
if test $gcc_cv_func_printf_ptr = yes ; then
  AC_DEFINE(HAVE_PRINTF_PTR)
fi
])

dnl See if symbolic links work and if not, try to substitute either hard links or simple copy.
AC_DEFUN(GCC_PROG_LN_S,
[AC_MSG_CHECKING(whether ln -s works)
AC_CACHE_VAL(gcc_cv_prog_LN_S,
[rm -f conftestdata_t
echo >conftestdata_f
if ln -s conftestdata_f conftestdata_t 2>/dev/null
then
  gcc_cv_prog_LN_S="ln -s"
else
  if ln conftestdata_f conftestdata_t 2>/dev/null
  then
    gcc_cv_prog_LN_S=ln
  else
    gcc_cv_prog_LN_S=cp
  fi
fi
rm -f conftestdata_f conftestdata_t
])dnl
LN_S="$gcc_cv_prog_LN_S"
if test "$gcc_cv_prog_LN_S" = "ln -s"; then
  AC_MSG_RESULT(yes)
else
  if test "$gcc_cv_prog_LN_S" = "ln"; then
    AC_MSG_RESULT([no, using ln])
  else
    AC_MSG_RESULT([no, and neither does ln, so using cp])
  fi
fi
AC_SUBST(LN_S)dnl
])

dnl See if hard links work and if not, try to substitute either symbolic links or simple copy.
AC_DEFUN(GCC_PROG_LN,
[AC_MSG_CHECKING(whether ln works)
AC_CACHE_VAL(gcc_cv_prog_LN,
[rm -f conftestdata_t
echo >conftestdata_f
if ln conftestdata_f conftestdata_t 2>/dev/null
then
  gcc_cv_prog_LN="ln"
else
  if ln -s conftestdata_f conftestdata_t 2>/dev/null
  then
    gcc_cv_prog_LN="ln -s"
  else
    gcc_cv_prog_LN=cp
  fi
fi
rm -f conftestdata_f conftestdata_t
])dnl
LN="$gcc_cv_prog_LN"
if test "$gcc_cv_prog_LN" = "ln"; then
  AC_MSG_RESULT(yes)
else
  if test "$gcc_cv_prog_LN" = "ln -s"; then
    AC_MSG_RESULT([no, using ln -s])
  else
    AC_MSG_RESULT([no, and neither does ln -s, so using cp])
  fi
fi
AC_SUBST(LN)dnl
])

dnl See whether the stage1 host compiler accepts the volatile keyword.
AC_DEFUN(GCC_C_VOLATILE,
[AC_CACHE_CHECK([for volatile], gcc_cv_c_volatile,
[AC_TRY_COMPILE(, [volatile int foo;],
        gcc_cv_c_volatile=yes, gcc_cv_c_volatile=no)])
if test $gcc_cv_c_volatile = yes ; then
  AC_DEFINE(HAVE_VOLATILE)
fi
])

dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead
dnl of the usual 2.
AC_DEFUN(GCC_FUNC_MKDIR_TAKES_ONE_ARG,
[AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg,
[AC_TRY_COMPILE([
#include <sys/types.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_DIRECT_H
# include <direct.h>
#endif], [mkdir ("foo", 0);], 
        gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)])
if test $gcc_cv_mkdir_takes_one_arg = yes ; then
  AC_DEFINE(MKDIR_TAKES_ONE_ARG)
fi
])

AC_DEFUN(EGCS_PROG_INSTALL,
[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
AC_MSG_CHECKING(for a BSD compatible install)
if test -z "$INSTALL"; then
AC_CACHE_VAL(ac_cv_path_install,
[  IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS="${IFS}:"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      for ac_prog in ginstall scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    # OSF/1 installbsd also uses dspmsg, but is usable.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_IFS"
])dnl
  if test "${ac_cv_path_install+set}" = set; then
    INSTALL="$ac_cv_path_install"
  else
    # As a last resort, use the slow shell script.  We don't cache a
    # path for INSTALL within a source directory, because that will
    # break other packages using the cache if that directory is
    # removed, or if the path is relative.
    INSTALL="$ac_install_sh"
  fi
fi
dnl We do special magic for INSTALL instead of AC_SUBST, to get
dnl relative paths right.
AC_MSG_RESULT($INSTALL)
AC_SUBST(INSTALL)dnl

# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
AC_SUBST(INSTALL_PROGRAM)dnl

test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
AC_SUBST(INSTALL_DATA)dnl
])

#serial 1
dnl This test replaces the one in autoconf.
dnl Currently this macro should have the same name as the autoconf macro
dnl because gettext's gettext.m4 (distributed in the automake package)
dnl still uses it.  Otherwise, the use in gettext.m4 makes autoheader
dnl give these diagnostics:
dnl   configure.in:556: AC_TRY_COMPILE was called before AC_ISC_POSIX
dnl   configure.in:556: AC_TRY_RUN was called before AC_ISC_POSIX

undefine([AC_ISC_POSIX])
AC_DEFUN(AC_ISC_POSIX,
  [
    dnl This test replaces the obsolescent AC_ISC_POSIX kludge.
    AC_CHECK_LIB(cposix, strerror, [LIBS="$LIBS -lcposix"])
  ]
)

# Macro to add for using GNU gettext.
# Ulrich Drepper <drepper@cygnus.com>, 1995.
#
# This file can be copied and used freely without restrictions.  It can
# be used in projects which are not available under the GNU Public License
# but which still want to provide support for the GNU gettext functionality.
# Please note that the actual code is *not* freely available.

# serial 5

AC_DEFUN(AM_WITH_NLS,
  [AC_MSG_CHECKING([whether NLS is requested])
    dnl Default is enabled NLS
    AC_ARG_ENABLE(nls,
      [  --disable-nls           do not use Native Language Support],
      USE_NLS=$enableval, USE_NLS=yes)
    AC_MSG_RESULT($USE_NLS)
    AC_SUBST(USE_NLS)

    USE_INCLUDED_LIBINTL=no

    dnl If we use NLS figure out what method
    if test "$USE_NLS" = "yes"; then
      AC_DEFINE(ENABLE_NLS)
      AC_MSG_CHECKING([whether included gettext is requested])
      AC_ARG_WITH(included-gettext,
        [  --with-included-gettext use the GNU gettext library included here],
        nls_cv_force_use_gnu_gettext=$withval,
        nls_cv_force_use_gnu_gettext=no)
      AC_MSG_RESULT($nls_cv_force_use_gnu_gettext)

      nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
      if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
        dnl User does not insist on using GNU NLS library.  Figure out what
        dnl to use.  If gettext or catgets are available (in this order) we
        dnl use this.  Else we have to fall back to GNU NLS library.
	dnl catgets is only used if permitted by option --with-catgets.
	nls_cv_header_intl=
	nls_cv_header_libgt=
	CATOBJEXT=NONE

	AC_CHECK_HEADER(libintl.h,
	  [AC_CACHE_CHECK([for gettext in libc], gt_cv_func_gettext_libc,
	    [AC_TRY_LINK([#include <libintl.h>], [return (int) gettext ("")],
	       gt_cv_func_gettext_libc=yes, gt_cv_func_gettext_libc=no)])

	   if test "$gt_cv_func_gettext_libc" != "yes"; then
	     AC_CHECK_LIB(intl, bindtextdomain,
	       [AC_CACHE_CHECK([for gettext in libintl],
		 gt_cv_func_gettext_libintl,
		 [AC_CHECK_LIB(intl, gettext,
		  gt_cv_func_gettext_libintl=yes,
		  gt_cv_func_gettext_libintl=no)],
		 gt_cv_func_gettext_libintl=no)])
	   fi

	   if test "$gt_cv_func_gettext_libc" = "yes" \
	      || test "$gt_cv_func_gettext_libintl" = "yes"; then
	      AC_DEFINE(HAVE_GETTEXT)
	      AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
		[test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl
	      if test "$MSGFMT" != "no"; then
		AC_CHECK_FUNCS(dcgettext)
		AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
		AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
		  [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
		AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
			       return _nl_msg_cat_cntr],
		  [CATOBJEXT=.gmo
		   DATADIRNAME=share],
		  [CATOBJEXT=.mo
		   DATADIRNAME=lib])
		INSTOBJEXT=.mo
	      fi
	    fi
	])

        if test "$CATOBJEXT" = "NONE"; then
	  AC_MSG_CHECKING([whether catgets can be used])
	  AC_ARG_WITH(catgets,
	    [  --with-catgets          use catgets functions if available],
	    nls_cv_use_catgets=$withval, nls_cv_use_catgets=no)
	  AC_MSG_RESULT($nls_cv_use_catgets)

	  if test "$nls_cv_use_catgets" = "yes"; then
	    dnl No gettext in C library.  Try catgets next.
	    AC_CHECK_LIB(i, main)
	    AC_CHECK_FUNC(catgets,
	      [AC_DEFINE(HAVE_CATGETS)
	       INTLOBJS="\$(CATOBJS)"
	       AC_PATH_PROG(GENCAT, gencat, no)dnl
	       if test "$GENCAT" != "no"; then
		 AC_PATH_PROG(GMSGFMT, gmsgfmt, no)
		 if test "$GMSGFMT" = "no"; then
		   AM_PATH_PROG_WITH_TEST(GMSGFMT, msgfmt,
		    [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)
		 fi
		 AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
		   [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
		 USE_INCLUDED_LIBINTL=yes
		 CATOBJEXT=.cat
		 INSTOBJEXT=.cat
		 DATADIRNAME=lib
		 INTLDEPS='$(top_builddir)/intl/libintl.a'
		 INTLLIBS=$INTLDEPS
		 LIBS=`echo $LIBS | sed -e 's/-lintl//'`
		 nls_cv_header_intl=intl/libintl.h
		 nls_cv_header_libgt=intl/libgettext.h
	       fi])
	  fi
        fi

        if test "$CATOBJEXT" = "NONE"; then
	  dnl Neither gettext nor catgets in included in the C library.
	  dnl Fall back on GNU gettext library.
	  nls_cv_use_gnu_gettext=yes
        fi
      fi

      if test "$nls_cv_use_gnu_gettext" = "yes"; then
        dnl Mark actions used to generate GNU NLS library.
        INTLOBJS="\$(GETTOBJS)"
        AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
	  [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], msgfmt)
        AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
        AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
	  [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
        AC_SUBST(MSGFMT)
	USE_INCLUDED_LIBINTL=yes
        CATOBJEXT=.gmo
        INSTOBJEXT=.mo
        DATADIRNAME=share
	INTLDEPS='$(top_builddir)/intl/libintl.a'
	INTLLIBS=$INTLDEPS
	LIBS=`echo $LIBS | sed -e 's/-lintl//'`
        nls_cv_header_intl=intl/libintl.h
        nls_cv_header_libgt=intl/libgettext.h
      fi

      dnl Test whether we really found GNU xgettext.
      if test "$XGETTEXT" != ":"; then
	dnl If it is no GNU xgettext we define it as : so that the
	dnl Makefiles still can work.
	if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
	  : ;
	else
	  AC_MSG_RESULT(
	    [found xgettext program is not GNU xgettext; ignore it])
	  XGETTEXT=":"
	fi
      fi

      # We need to process the po/ directory.
      POSUB=po
    else
      DATADIRNAME=share
      nls_cv_header_intl=intl/libintl.h
      nls_cv_header_libgt=intl/libgettext.h
    fi
    AC_LINK_FILES($nls_cv_header_libgt, $nls_cv_header_intl)
    AC_OUTPUT_COMMANDS(
     [case "$CONFIG_FILES" in *po/Makefile.in*)
        sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
      esac])


    # If this is used in GNU gettext we have to set USE_NLS to `yes'
    # because some of the sources are only built for this goal.
    if test "$PACKAGE" = gettext; then
      USE_NLS=yes
      USE_INCLUDED_LIBINTL=yes
    fi

    dnl These rules are solely for the distribution goal.  While doing this
    dnl we only have to keep exactly one list of the available catalogs
    dnl in configure.in.
    for lang in $ALL_LINGUAS; do
      GMOFILES="$GMOFILES $lang.gmo"
      POFILES="$POFILES $lang.po"
    done

    dnl Make all variables we use known to autoconf.
    AC_SUBST(USE_INCLUDED_LIBINTL)
    AC_SUBST(CATALOGS)
    AC_SUBST(CATOBJEXT)
    AC_SUBST(DATADIRNAME)
    AC_SUBST(GMOFILES)
    AC_SUBST(INSTOBJEXT)
    AC_SUBST(INTLDEPS)
    AC_SUBST(INTLLIBS)
    AC_SUBST(INTLOBJS)
    AC_SUBST(POFILES)
    AC_SUBST(POSUB)
  ])

AC_DEFUN(AM_GNU_GETTEXT,
  [AC_REQUIRE([AC_PROG_MAKE_SET])dnl
   AC_REQUIRE([AC_PROG_CC])dnl
   AC_REQUIRE([AC_PROG_RANLIB])dnl
   AC_REQUIRE([AC_ISC_POSIX])dnl
   AC_REQUIRE([AC_HEADER_STDC])dnl
   AC_REQUIRE([AC_C_CONST])dnl
   AC_REQUIRE([AC_C_INLINE])dnl
   AC_REQUIRE([AC_TYPE_OFF_T])dnl
   AC_REQUIRE([AC_TYPE_SIZE_T])dnl
   AC_REQUIRE([AC_FUNC_ALLOCA])dnl
   AC_REQUIRE([AC_FUNC_MMAP])dnl

   AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \
unistd.h sys/param.h])
   AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \
strdup __argz_count __argz_stringify __argz_next])

   if test "${ac_cv_func_stpcpy+set}" != "set"; then
     AC_CHECK_FUNCS(stpcpy)
   fi
   if test "${ac_cv_func_stpcpy}" = "yes"; then
     AC_DEFINE(HAVE_STPCPY)
   fi

   AM_LC_MESSAGES
   AM_WITH_NLS

   if test "x$CATOBJEXT" != "x"; then
     if test "x$ALL_LINGUAS" = "x"; then
       LINGUAS=
     else
       AC_MSG_CHECKING(for catalogs to be installed)
       NEW_LINGUAS=
       for lang in ${LINGUAS=$ALL_LINGUAS}; do
         case "$ALL_LINGUAS" in
          *$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;;
         esac
       done
       LINGUAS=$NEW_LINGUAS
       AC_MSG_RESULT($LINGUAS)
     fi

     dnl Construct list of names of catalog files to be constructed.
     if test -n "$LINGUAS"; then
       for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done
     fi
   fi

   dnl The reference to <locale.h> in the installed <libintl.h> file
   dnl must be resolved because we cannot expect the users of this
   dnl to define HAVE_LOCALE_H.
   if test $ac_cv_header_locale_h = yes; then
     INCLUDE_LOCALE_H="#include <locale.h>"
   else
     INCLUDE_LOCALE_H="\
/* The system does not provide the header <locale.h>.  Take care yourself.  */"
   fi
   AC_SUBST(INCLUDE_LOCALE_H)

   dnl Determine which catalog format we have (if any is needed)
   dnl For now we know about two different formats:
   dnl   Linux libc-5 and the normal X/Open format
   test -d intl || mkdir intl
   if test "$CATOBJEXT" = ".cat"; then
     AC_CHECK_HEADER(linux/version.h, msgformat=linux, msgformat=xopen)

     dnl Transform the SED scripts while copying because some dumb SEDs
     dnl cannot handle comments.
     sed -e '/^#/d' $srcdir/intl/$msgformat-msg.sed > intl/po2msg.sed
   fi
   dnl po2tbl.sed is always needed.
   sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \
     $srcdir/intl/po2tbl.sed.in > intl/po2tbl.sed

   dnl In the intl/Makefile.in we have a special dependency which makes
   dnl only sense for gettext.  We comment this out for non-gettext
   dnl packages.
   if test "$PACKAGE" = "gettext"; then
     GT_NO="#NO#"
     GT_YES=
   else
     GT_NO=
     GT_YES="#YES#"
   fi
   AC_SUBST(GT_NO)
   AC_SUBST(GT_YES)

   dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly
   dnl find the mkinstalldirs script in another subdir but ($top_srcdir).
   dnl Try to locate is.
   MKINSTALLDIRS=
   if test -n "$ac_aux_dir"; then
     MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs"
   fi
   if test -z "$MKINSTALLDIRS"; then
     MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs"
   fi
   AC_SUBST(MKINSTALLDIRS)

   dnl *** For now the libtool support in intl/Makefile is not for real.
   l=
   AC_SUBST(l)

   dnl Generate list of files to be processed by xgettext which will
   dnl be included in po/Makefile.
   test -d po || mkdir po
   if test "x$srcdir" != "x."; then
     if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
       posrcprefix="$srcdir/"
     else
       posrcprefix="../$srcdir/"
     fi
   else
     posrcprefix="../"
   fi
   rm -f po/POTFILES
   sed -e "/^#/d" -e "/^\$/d" -e "s,.*,	$posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
	< $srcdir/po/POTFILES.in > po/POTFILES
  ])

# Check whether LC_MESSAGES is available in <locale.h>.
# Ulrich Drepper <drepper@cygnus.com>, 1995.
#
# This file can be copied and used freely without restrictions.  It can
# be used in projects which are not available under the GNU Public License
# but which still want to provide support for the GNU gettext functionality.
# Please note that the actual code is *not* freely available.

# serial 1

AC_DEFUN(AM_LC_MESSAGES,
  [if test $ac_cv_header_locale_h = yes; then
    AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,
      [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
       am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)])
    if test $am_cv_val_LC_MESSAGES = yes; then
      AC_DEFINE(HAVE_LC_MESSAGES)
    fi
  fi])

# Search path for a program which passes the given test.
# Ulrich Drepper <drepper@cygnus.com>, 1996.
#
# This file can be copied and used freely without restrictions.  It can
# be used in projects which are not available under the GNU Public License
# but which still want to provide support for the GNU gettext functionality.
# Please note that the actual code is *not* freely available.

# serial 1

dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
dnl   TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
AC_DEFUN(AM_PATH_PROG_WITH_TEST,
[# Extract the first word of "$2", so it can be a program name with args.
set dummy $2; ac_word=[$]2
AC_MSG_CHECKING([for $ac_word])
AC_CACHE_VAL(ac_cv_path_$1,
[case "[$]$1" in
  /*)
  ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
  ;;
  *)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
  for ac_dir in ifelse([$5], , $PATH, [$5]); do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      if [$3]; then
	ac_cv_path_$1="$ac_dir/$ac_word"
	break
      fi
    fi
  done
  IFS="$ac_save_ifs"
dnl If no 4th arg is given, leave the cache variable unset,
dnl so AC_PATH_PROGS will keep looking.
ifelse([$4], , , [  test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
])dnl
  ;;
esac])dnl
$1="$ac_cv_path_$1"
if test -n "[$]$1"; then
  AC_MSG_RESULT([$]$1)
else
  AC_MSG_RESULT(no)
fi
AC_SUBST($1)dnl
])