aclocal.m4 31.2 KB
Newer Older
1 2 3 4
# Extra autoconf macros for the Glasgow fptools
#
# To be a good autoconf citizen, names of local macros have prefixed with FP_ to
# ensure we don't clash with any pre-supplied autoconf ones.
sof's avatar
sof committed
5

6

7
# FP_EVAL_STDERR(COMMAND)
8
# -----------------------
9 10 11 12 13 14 15 16 17 18 19 20
# Eval COMMAND, save its stderr (without lines resulting from shell tracing)
# into the file conftest.err and the exit status in the variable fp_status.
AC_DEFUN([FP_EVAL_STDERR],
[{ (eval $1) 2>conftest.er1
  fp_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  (exit $fp_status); }[]dnl
])# FP_EVAL_STDERR


# FP_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED])
21
# ---------------------------------------------------------------------
22 23 24 25 26 27 28 29
# Check to see whether the compiler for the current language supports a
# particular option.
#
# Implementation note: When given an unkown option, GCC issues an warning on
# stderr only, but returns an exit value of 0 nevertheless. Consequently we have
# to check stderr *and* the exit value.
#
# Used by ghc.
30
AC_DEFUN([FP_CHECK_FLAG],
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
[AC_LANG_COMPILER_REQUIRE()dnl
AC_LANG_CASE([C],          [fp_compiler="$CC"  m4_pushdef([fp_Flags], [CFLAGS])],
             [C++],        [fp_compiler="$CXX" m4_pushdef([fp_Flags], [CXXFLAGS])],
             [Fortran 77], [fp_compiler="$F77" m4_pushdef([fp_Flags], [FFLAGS])])
m4_pushdef([fp_Cache], [fp_cv_[]fp_Flags[]AS_TR_SH([$1])])[]dnl
AC_CACHE_CHECK([whether $fp_compiler accepts $1], [fp_Cache],
[AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
fp_save_flags="$fp_Flags"
fp_Flags="$fp_Flags $1"
fp_Cache=no
if FP_EVAL_STDERR([$ac_compile conftest.$ac_ext]) >/dev/null; then
  test -s conftest.err || fp_Cache=yes
fi
fp_Flags="$fp_save_flags"
rm -f conftest.err conftest.$ac_ext])
AS_IF([test $fp_Cache = yes], [$2], [$3])[]dnl
m4_popdef([fp_Cache])[]dnl
m4_popdef([fp_Flags])[]dnl
])# FP_CHECK_FLAG


52 53 54
# FP_PROG_CONTEXT_DIFF
# --------------------
# Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
55 56 57 58
#
# Note: NeXTStep thinks diff'ing a file against itself is "trouble".
#
# Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest.
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77
AC_DEFUN([FP_PROG_CONTEXT_DIFF],
[AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff],
[echo foo > conftest1
echo foo > conftest2
fp_cv_context_diff=no
for fp_var in '-C 1' '-c1'
do
  if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then
    fp_cv_context_diff="diff $fp_var"
    break
  fi
done])
if test x"$fp_cv_context_diff" = xno; then
   AC_MSG_ERROR([cannot figure out how to do context diffs])
fi
AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff])
])# FP_PROG_CONTEXT_DIFF


78
# FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
79
# --------------------------------------------------------
80 81 82
# Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
# compilation. Execute IF-FAILS when unable to determine the value. Works for
# cross-compilation, too.
83 84 85 86
#
# Implementation note: We are lazy and use an internal autoconf macro, but it
# is supported in autoconf versions 2.50 up to the actual 2.57, so there is
# little risk.
87 88 89 90 91 92 93 94 95 96 97
AC_DEFUN([FP_COMPUTE_INT],
[_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl
])# FP_COMPUTE_INT


# FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES])
# ------------------------------------------------------------------
# A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a
# given type. Defines ALIGNMENT_TYPE.
AC_DEFUN([FP_CHECK_ALIGNMENT],
[AS_LITERAL_IF([$1], [],
98
               [AC_FATAL([$0: requires literal arguments])])[]dnl
99 100 101
AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
AC_CACHE_CHECK([alignment of $1], [fp_Cache],
102 103
[if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
  FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
104
                 [fp_Cache],
105
                 [AC_INCLUDES_DEFAULT([$3])],
106 107
                 [AC_MSG_ERROR([cannot compute alignment ($1)
See `config.log' for more details.], [77])])
108
else
109 110 111 112
  fp_Cache=0
fi])[]dnl
AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl
m4_popdef([fp_Cache])[]dnl
113 114 115
])# FP_CHECK_ALIGNMENT


116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134
# FP_LEADING_UNDERSCORE
# ---------------------
# Test for determining whether symbol names have a leading underscore. We assume
# that they _haven't_ if anything goes wrong. Sets the output variable
# LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly.
#
# Some nlist implementations seem to try to be compatible by ignoring a leading
# underscore sometimes (eg. FreeBSD). We therefore have to work around this by
# checking for *no* leading underscore first. Sigh.  --SDM
#
# Similarly on OpenBSD, but this test doesn't help. -- dons
AC_DEFUN([FP_LEADING_UNDERSCORE],
[AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"])
AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [
# Hack!: nlist() under Digital UNIX insist on there being an _,
# but symbol table listings shows none. What is going on here?!?
#
# Another hack: cygwin doesn't come with nlist.h , so we hardwire
# the underscoredness of that "platform"
135
case $HostPlatform in
dons's avatar
dons committed
136
*openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
137 138 139 140 141 142 143
  case $build in
    i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;;
    *) fptools_cv_leading_underscore=no ;;
  esac ;;
alpha-dec-osf*) fptools_cv_leading_underscore=no;;
*cygwin32) fptools_cv_leading_underscore=yes;;
*mingw32) fptools_cv_leading_underscore=yes;;
144
*) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
sof's avatar
sof committed
145
#include <nlist.h>
146 147
struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
sof's avatar
sof committed
148 149
#endif

150 151 152
int main(argc, argv)
int argc;
char **argv;
sof's avatar
sof committed
153 154
{
#ifdef HAVE_NLIST_H
155 156 157
    if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
        exit(1);
    if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
158
        exit(0);
sof's avatar
sof committed
159 160
#endif
    exit(1);
161
}]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
162
;;
163 164 165 166 167
esac]);
AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
if test x"$fptools_cv_leading_underscore" = xyes; then
   AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.])
fi])# FP_LEADING_UNDERSCORE
sof's avatar
sof committed
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

# FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
# ----------------------------------------------------------------------------------
# Compare dotted version numbers VERSION1 and VERSION2 lexicographically according
# to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge).
AC_DEFUN([FP_COMPARE_VERSIONS],
[fp_version1=$1; fp_version2=$3
fp_save_IFS=$IFS; IFS='.'
while test x"$fp_version1" != x || test x"$fp_version2" != x
do

  set dummy $fp_version1; shift
  fp_num1=""
  test $[@%:@] = 0 || { fp_num1="[$]1"; shift; }
  test x"$fp_num1" = x && fp_num1="0"
  fp_version1="[$]*"

  set dummy $fp_version2; shift
  fp_num2=""
  test $[@%:@] = 0 || { fp_num2="[$]1"; shift; }
  test x"$fp_num2" = x && fp_num2="0"
  fp_version2="[$]*"

  test "$fp_num1" = "$fp_num2" || break;
done
IFS=$fp_save_IFS
AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl
])# FP_COMPARE_VERSIONS
197 198


reid's avatar
reid committed
199
dnl
200
dnl Check for GreenCard and version.
reid's avatar
reid committed
201
dnl
202
AC_DEFUN([FPTOOLS_GREENCARD],
reid's avatar
reid committed
203
[
204
AC_PATH_PROG(GreenCardCmd,greencard)
reid's avatar
reid committed
205
AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
reid's avatar
reid committed
206
changequote(, )dnl
207 208
[if test x"$GreenCardCmd" != x; then
   fptools_cv_greencard_version="`$GreenCardCmd --version |
reid's avatar
reid committed
209
			  grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
reid's avatar
reid committed
210 211 212 213 214
else
   fptools_cv_greencard_version=""
fi
changequote([, ])dnl
])
215 216
FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1],
  [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl
217 218
GreenCardVersion=$fptools_cv_greencard_version
AC_SUBST(GreenCardVersion)
reid's avatar
reid committed
219 220
])

sof's avatar
sof committed
221
dnl
222
dnl Check for Happy and version.  If we're building GHC, then we need
223
dnl at least Happy version 1.14.  If there's no installed Happy, we look
224 225
dnl for a happy source tree and point the build system at that instead.
dnl
226
AC_DEFUN([FPTOOLS_HAPPY],
227
[AC_PATH_PROG(HappyCmd,happy,)
sof's avatar
sof committed
228
AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
sof's avatar
sof committed
229
changequote(, )dnl
230
[if test x"$HappyCmd" != x; then
231 232
   fptools_cv_happy_version="`$HappyCmd -v |
			  grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ;
sof's avatar
sof committed
233
else
sof's avatar
sof committed
234
   fptools_cv_happy_version="";
sof's avatar
sof committed
235
fi;
236
changequote([, ])dnl
237
])
238 239 240 241 242
if test ! -f compiler/parser/Parser.hs || test ! -f compiler/main/ParsePkgConf.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
then
    FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15],
      [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl
fi
243
HappyVersion=$fptools_cv_happy_version;
sof's avatar
sof committed
244 245 246
AC_SUBST(HappyVersion)
])

247 248 249 250
dnl
dnl Check for Haddock and version.  If there's no installed Haddock, we look
dnl for a haddock source tree and point the build system at that instead.
dnl
251
AC_DEFUN([FPTOOLS_HADDOCK],
252
[AC_PATH_PROG(HaddockCmd,haddock,)
253 254 255 256 257 258
dnl Darn, I forgot to make Haddock print out its version number when
dnl invoked with -v.  We could try generating some HTML and grepping
dnl through that to find the version number, but I think we'll make
dnl do without it for now.
])

259 260
dnl
dnl Check for Alex and version.  If we're building GHC, then we need
Ian Lynagh's avatar
Ian Lynagh committed
261
dnl at least Alex version 2.0.1.
262
dnl
263
AC_DEFUN([FPTOOLS_ALEX],
264
[
265
AC_PATH_PROG(AlexCmd,alex,)
266 267
AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
changequote(, )dnl
268
[if test x"$AlexCmd" != x; then
269
   fptools_cv_alex_version="`$AlexCmd -v |
270
			  grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ;
271 272 273 274 275
else
   fptools_cv_alex_version="";
fi;
changequote([, ])dnl
])
276 277
if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
then
Ian Lynagh's avatar
Ian Lynagh committed
278 279
    FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0.1],
      [AC_MSG_ERROR([Alex version 2.0.1 or later is required to compile GHC.])])[]dnl
280
fi
281 282 283 284
AlexVersion=$fptools_cv_alex_version;
AC_SUBST(AlexVersion)
])

sof's avatar
sof committed
285

286 287 288 289 290 291 292 293 294 295 296 297 298 299 300
# FP_PROG_LD
# ----------
# Sets the output variable LdCmd to the (non-Cygwin version of the) full path
# of ld. Exits if no ld can be found
AC_DEFUN([FP_PROG_LD],
[AC_PATH_PROG([fp_prog_ld_raw], [ld])
if test -z "$fp_prog_ld_raw"; then
  AC_MSG_ERROR([cannot find ld in your PATH, no idea how to link])
fi
LdCmd=$fp_prog_ld_raw
case $HostPlatform in
  *mingw32) if test x${OSTYPE} != xmsys; then
 	      LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`"
              AC_MSG_NOTICE([normalized ld command to $LdCmd])
            fi
sof's avatar
sof committed
301 302 303 304 305 306
	    # Insist on >= ld-2.15.x, since earlier versions doesn't handle
	    # the generation of relocatable object files with large amounts
	    # of relocations correctly. (cf. HSbase.o splittage-hack)
	    fp_prog_ld_version=`${LdCmd} --version | sed -n '/GNU ld/p' | tr -cd 0-9 | cut -b1-3`
	    FP_COMPARE_VERSIONS([$fp_prog_ld_version],[-lt],[214],
                                [AC_MSG_ERROR([GNU ld version later than 2.14 required to compile GHC on Windows.])])[]dnl
307 308 309 310 311 312 313 314 315 316 317 318 319 320
            ;;
esac
AC_SUBST([LdCmd])
])# FP_PROG_LD


# FP_PROG_LD_X
# ------------
# Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
# variable's value is empty.
AC_DEFUN([FP_PROG_LD_X],
[AC_REQUIRE([FP_PROG_LD])
AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
[echo 'foo() {}' > conftest.c
321
${CC-cc} -c conftest.c
322
if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then
323
   fp_cv_ld_x=yes
324
else
325
   fp_cv_ld_x=no
326
fi
327 328 329
rm -rf conftest*])
if test "$fp_cv_ld_x" = yes; then
  LdXFlag=-x
330
else
331
  LdXFlag=
332
fi
333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350
AC_SUBST([LdXFlag])
])# FP_PROG_LD_X


# FP_PROG_LD_IS_GNU
# -----------------
# Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
# GNU ld or not.
AC_DEFUN([FP_PROG_LD_IS_GNU],
[AC_REQUIRE([FP_PROG_LD])
AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
[if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
  fp_cv_gnu_ld=yes
else
  fp_cv_gnu_ld=no
fi])
AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
])# FP_PROG_LD_IS_GNU
351

sof's avatar
sof committed
352

353 354 355 356 357 358 359 360
# FP_PROG_AR
# ----------
# Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin
# version of it. Exits if no ar can be found
AC_DEFUN([FP_PROG_AR],
[AC_PATH_PROG([fp_prog_ar_raw], [ar])
if test -z "$fp_prog_ar_raw"; then
  AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
sof's avatar
sof committed
361
fi
362
fp_prog_ar=$fp_prog_ar_raw
sof's avatar
sof committed
363
case $HostPlatform in
364 365 366 367 368
  *mingw32) if test x${OSTYPE} != xmsys; then
 	      fp_prog_ar="`cygpath -w ${fp_prog_ar_raw} | sed -e 's@\\\\@/@g'`"
              AC_MSG_NOTICE([normalized ar command to $fp_prog_ar])
            fi
            ;;
sof's avatar
sof committed
369
esac
370 371 372 373 374 375 376 377 378
])# FP_PROG_AR


# FP_PROG_AR_IS_GNU
# -----------------
# Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not.
AC_DEFUN([FP_PROG_AR_IS_GNU],
[AC_REQUIRE([FP_PROG_AR])
AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu],
379
[if $fp_prog_ar_raw --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427
  fp_cv_prog_ar_is_gnu=yes
else
  fp_cv_prog_ar_is_gnu=no
fi])
fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu
])# FP_PROG_AR_IS_GNU


# FP_PROG_AR_ARGS
# ---------------
# Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd
# to a non-Cygwin invocation of ar including these arguments.
AC_DEFUN([FP_PROG_AR_ARGS],
[AC_REQUIRE([FP_PROG_AR_IS_GNU])
AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args],
[
# GNU ar needs special treatment: it appears to have problems with
# object files with the same name if you use the 's' modifier, but
# simple 'ar q' works fine, and doesn't need a separate ranlib.
if test $fp_prog_ar_is_gnu = yes; then
  fp_cv_prog_ar_args="q"
else
  touch conftest.dummy
  for fp_var in clqsZ clqs cqs clq cq ; do
     rm -f conftest.a
     if $fp_prog_ar_raw $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then
        fp_cv_prog_ar_args=$fp_var
        break
     fi
  done
  rm -f conftest*
  if test -z "$fp_cv_prog_ar_args"; then
    AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw])
  fi
fi])
fp_prog_ar_args=$fp_cv_prog_ar_args
AC_SUBST([ArCmd], ["$fp_prog_ar $fp_prog_ar_args"])

])# FP_PROG_AR_ARGS


# FP_PROG_AR_NEEDS_RANLIB
# -----------------------
# Sets the output variable RANLIB to "ranlib" if it is needed and found,
# to ":" otherwise.
AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
[AC_REQUIRE([FP_PROG_AR_IS_GNU])
AC_REQUIRE([FP_PROG_AR_ARGS])
428
AC_REQUIRE([AC_PROG_CC])
429 430 431
AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
[if test $fp_prog_ar_is_gnu = yes; then
  fp_cv_prog_ar_needs_ranlib=no
432
elif echo $TargetPlatform | grep "^.*-apple-darwin$"  > /dev/null 2> /dev/null; then
433 434 435
  # It's quite tedious to check for Apple's crazy timestamps in .a files,
  # so we hardcode it.
  fp_cv_prog_ar_needs_ranlib=yes
436 437 438 439 440 441 442
elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
  fp_cv_prog_ar_needs_ranlib=no
else
  fp_cv_prog_ar_needs_ranlib=yes
fi])
if test $fp_cv_prog_ar_needs_ranlib = yes; then
   AC_PROG_RANLIB
ken's avatar
ken committed
443
else
444 445
  RANLIB=":"
  AC_SUBST([RANLIB])
ken's avatar
ken committed
446
fi
447 448 449 450 451 452 453 454 455 456 457 458 459 460 461
])# FP_PROG_AR_NEEDS_RANLIB


# FP_PROG_AR_SUPPORTS_INPUT
# -------------------------
# Sets the output variable ArSupportsInput to "-input" or "", depending on
# whether ar supports -input flag is supported or not.
AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT],
[AC_REQUIRE([FP_PROG_AR_IS_GNU])
AC_REQUIRE([FP_PROG_AR_ARGS])
AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input],
[fp_cv_prog_ar_supports_input=no
if test $fp_prog_ar_is_gnu = no; then
  rm -f conftest*
  touch conftest.lst
462 463
  if FP_EVAL_STDERR([$fp_prog_ar_raw $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then
    test -s conftest.err || fp_cv_prog_ar_supports_input=yes
464 465 466 467 468
  fi
  rm -f conftest*
fi])
if test $fp_cv_prog_ar_supports_input = yes; then
    ArSupportsInput="-input"
sof's avatar
sof committed
469
else
470
    ArSupportsInput=""
sof's avatar
sof committed
471
fi
472 473 474
AC_SUBST([ArSupportsInput])
])# FP_PROG_AR_SUPPORTS_INPUT

sof's avatar
sof committed
475

sof's avatar
sof committed
476
dnl
sof's avatar
sof committed
477
dnl AC_SHEBANG_PERL - can we she-bang perl?
sof's avatar
sof committed
478
dnl
479
AC_DEFUN([FPTOOLS_SHEBANG_PERL],
sof's avatar
sof committed
480
[AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
sof's avatar
sof committed
481 482 483 484 485 486
[echo "#!$PerlCmd"'
exit $1;
' > conftest
chmod u+x conftest
(SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null)
if test $? -ne 69; then
sof's avatar
sof committed
487
   fptools_cv_shebang_perl=yes
sof's avatar
sof committed
488
else
sof's avatar
sof committed
489
   fptools_cv_shebang_perl=no
sof's avatar
sof committed
490 491 492 493
fi
rm -f conftest
])])

494 495 496 497 498 499 500

# FP_HAVE_GCC
# -----------
# Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the
# output variables HaveGcc and GccVersion.
AC_DEFUN([FP_HAVE_GCC],
[AC_REQUIRE([AC_PROG_CC])
501 502
if test -z "$GCC"; then
   fp_have_gcc=NO
sof's avatar
sof committed
503
else
504 505 506 507 508 509 510
   fp_have_gcc=YES
fi
if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
  AC_MSG_ERROR([gcc is required])
fi
AC_CACHE_CHECK([version of gcc], [fp_gcc_version],
[if test "$fp_have_gcc" = "YES"; then
511
   fp_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
512 513 514 515 516 517 518 519
   FP_COMPARE_VERSIONS([$fp_gcc_version], [-lt], [2.0],
     [AC_MSG_ERROR([Need at least gcc version 2.0 (3.4+ recommended)])])
 else
   fp_gcc_version="not-installed"
 fi
])
AC_SUBST([HaveGcc], [$fp_have_gcc])
AC_SUBST([GccVersion], [$fp_gcc_version])
520
])# FP_HAVE_GCC
521

522 523 524 525 526 527 528 529 530 531 532 533 534
AC_DEFUN([FP_MINGW_GCC],
[
  case $HostOS_CPP in
    mingw*)  AC_MSG_CHECKING([whether $CC is a mingw gcc])
	     if $CC -v 2>&1 | grep mingw >/dev/null; then
		AC_MSG_RESULT([yes])
	     else
		AC_MSG_RESULT([no])
		AC_MSG_ERROR([Please use --with-gcc to specify a mingw gcc])
	     fi;;
    *) ;;	
  esac
])
535

sof's avatar
sof committed
536 537 538
dnl Small feature test for perl version. Assumes PerlCmd
dnl contains path to perl binary
dnl
539
AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
sof's avatar
sof committed
540
[$PerlCmd -v >conftest.out 2>&1
dons's avatar
dons committed
541 542 543 544 545 546 547 548 549
   if grep "v5.6" conftest.out >/dev/null 2>&1; then
      :
   else
      if grep "v5.8" conftest.out >/dev/null 2>&1; then
         :
      else
         if grep "version 6" conftest.out >/dev/null 2>&1; then
            :
         else
550 551
            AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
         fi
dons's avatar
dons committed
552 553
      fi
   fi
sof's avatar
sof committed
554 555
rm -fr conftest*
])
reid's avatar
reid committed
556

557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577

# FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR,
#               [VALUE-IF-NOT-FOUND], [PATH], [REJECT])
# -----------------------------------------------------
# HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path
# of PROG-TO-CHECK-FOR when found.
AC_DEFUN([FP_CHECK_PROG],
[AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl
)# FP_CHECK_PROC


# FP_PROG_FIND
# ------------
# Find a non-WinDoze version of the "find" utility.
AC_DEFUN([FP_PROG_FIND],
[AC_PATH_PROG([fp_prog_find], [find])
echo foo > conftest.txt
$fp_prog_find conftest.txt -print > conftest.out 2>&1
if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then
  # OK, looks like a real "find".
  FindCmd="$fp_prog_find"
sof's avatar
sof committed
578
else
579 580 581
  # Found a poor WinDoze version of "find", ignore it.
  AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
  FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
sof's avatar
sof committed
582
fi
583 584 585 586
rm -f conftest.txt conftest.out
AC_SUBST([FindCmd])[]dnl
])# FP_PROG_FIND

sof's avatar
sof committed
587

sof's avatar
sof committed
588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606
# FP_PROG_SORT
# ------------
# Find a Unix-like sort
AC_DEFUN([FP_PROG_SORT],
[AC_PATH_PROG([fp_prog_sort], [sort])
echo conwip > conftest.txt
$fp_prog_sort -f conftest.txt > conftest.out 2>&1
if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
  # The goods
  SortCmd="$fp_prog_sort"
else
  # Summink else..pick next one.
  AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
  FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
fi
rm -f conftest.txt conftest.out
AC_SUBST([SortCmd])[]dnl
])# FP_PROG_SORT

607 608 609 610 611 612 613
dnl
dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
dnl values of the second argument to the result of running
dnl the commands given by the third. It does not cache its
dnl result, so it is suitable for checks which should be
dnl run every time.
dnl
614
AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
615 616 617 618 619
[AC_MSG_CHECKING([$1])
 $3
 AC_MSG_RESULT([$][$2])
])

620 621 622
dnl
dnl FPTOOLS_GHC_VERSION(version)
dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
623
dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
624 625
dnl
dnl Test for version of installed ghc.  Uses $GHC.
626
dnl [original version pinched from c2hs]
627
dnl
628
AC_DEFUN([FPTOOLS_GHC_VERSION],
629
[FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
630
["${WithGhc-ghc}" --version > conftestghc 2>&1
631
  cat conftestghc >&AS_MESSAGE_LOG_FD
632 633
#Useless Use Of cat award...
  fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
634
  rm -fr conftest*
635
  if test "[$]fptools_version_of_ghc" = ""
636
  then
637 638 639 640 641 642 643
    fptools_version_of_ghc='unknown'
  fi
fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'`
fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'`
#
if test "[$]fptools_version_of_ghc[_pl]" = ""
644
then
645 646
  fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
  fptools_version_of_ghc[_pl]="0"
647
else
648
  fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
649
fi
650
#
651
ifelse($#, [1], [dnl
652
[$1]="[$]fptools_version_of_ghc[_all]"
653
], $#, [2], [dnl
654 655
[$1]="[$]fptools_version_of_ghc[_major]"
[$2]="[$]fptools_version_of_ghc[_minor]"
656
], $#, [3], [dnl
657 658 659
[$1]="[$]fptools_version_of_ghc[_major]"
[$2]="[$]fptools_version_of_ghc[_minor]"
[$3]="[$]fptools_version_of_ghc[_pl]"
660
], $#, [4], [dnl
661 662 663 664 665 666
[$1]="[$]fptools_version_of_ghc[_all]"
[$2]="[$]fptools_version_of_ghc[_major]"
[$3]="[$]fptools_version_of_ghc[_minor]"
[$4]="[$]fptools_version_of_ghc[_pl]"
])
])
667
])dnl
668 669


670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687
# FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
# ---------------------------------------------------------------------------------
# A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
# additional flexibility of specifying the PROLOGUE and BODY.
AC_DEFUN([FP_CHECK_FUNC],
[AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl
AC_CACHE_CHECK([for $1], fp_func,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])],
                [AS_VAR_SET(fp_func, yes)],
                [AS_VAR_SET(fp_func, no)])])
AS_IF([test AS_VAR_GET(fp_func) = yes],
      [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1],
                [Define to 1 if you have the `]$1[' function.]) $4],
      [$5])dnl
AS_VAR_POPDEF([fp_func])dnl
])# FP_CHECK_FUNC


688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783
# FP_GEN_DOCBOOK_XML
# ------------------
# Generates a DocBook XML V4.2 document in conftest.xml.
AC_DEFUN([FP_GEN_DOCBOOK_XML],
[rm -f conftest.xml
cat > conftest.xml << EOF
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
   "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<book id="test">
  <title>A DocBook Test Document</title>
  <chapter id="id-one">
    <title>A Chapter Title</title>
    <para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
  </chapter>
  <chapter id="id-two">
    <title>Another Chapter Title</title>
    <para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
  </chapter>
</book>
EOF
]) # FP_GEN_DOCBOOK_XML


# FP_PROG_XSLTPROC
# ----------------
# Sets the output variable XsltprocCmd to the full path of the XSLT processor
# xsltproc. XsltprocCmd is empty if xsltproc could not be found.
AC_DEFUN([FP_PROG_XSLTPROC],
[AC_PATH_PROG([XsltprocCmd], [xsltproc])
if test -z "$XsltprocCmd"; then
  AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the documentation])
fi
])# FP_PROG_XSLTPROC


# FP_DIR_DOCBOOK_XSL(XSL-DIRS)
# ----------------------------
# Check which of the directories XSL-DIRS contains DocBook XSL stylesheets. The
# output variable DIR_DOCBOOK_XSL will contain the first usable directory or
# will be empty if none could be found.
AC_DEFUN([FP_DIR_DOCBOOK_XSL],
[AC_REQUIRE([FP_PROG_XSLTPROC])dnl
if test -n "$XsltprocCmd"; then
  AC_CACHE_CHECK([for DocBook XSL stylesheet directory], fp_cv_dir_docbook_xsl,
  [FP_GEN_DOCBOOK_XML
  fp_cv_dir_docbook_xsl=no
  for fp_var in $1; do
     if $XsltprocCmd ${fp_var}/html/docbook.xsl conftest.xml > /dev/null 2>&1; then
        fp_cv_dir_docbook_xsl=$fp_var
        break
     fi
  done
  rm -rf conftest*])
fi
if test x"$fp_cv_dir_docbook_xsl" = xno; then
  AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
  DIR_DOCBOOK_XSL=
else
  DIR_DOCBOOK_XSL=$fp_cv_dir_docbook_xsl
fi
AC_SUBST([DIR_DOCBOOK_XSL])
])# FP_DIR_DOCBOOK_XSL


# FP_PROG_XMLLINT
# ----------------
# Sets the output variable XmllintCmd to the full path of the XSLT processor
# xmllint. XmllintCmd is empty if xmllint could not be found.
AC_DEFUN([FP_PROG_XMLLINT],
[AC_PATH_PROG([XmllintCmd], [xmllint])
if test -z "$XmllintCmd"; then
  AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
fi
])# FP_PROG_XMLLINT


# FP_CHECK_DOCBOOK_DTD
# --------------------
AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
[AC_REQUIRE([FP_PROG_XMLLINT])dnl
if test -n "$XmllintCmd"; then
  AC_MSG_CHECKING([for DocBook DTD])
  FP_GEN_DOCBOOK_XML
  if $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then
    AC_MSG_RESULT([ok])
  else
    AC_MSG_RESULT([failed])
    AC_MSG_WARN([cannot find a DTD for DocBook XML V4.2, you will not be able to validate your documentation])
    AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
  fi
  rm -rf conftest*
fi
])# FP_CHECK_DOCBOOK_DTD


784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836
# FP_GEN_FO
# ------------------
# Generates a formatting objects document in conftest.fo.
AC_DEFUN([FP_GEN_FO],
[rm -f conftest.fo
cat > conftest.fo << EOF
<?xml version="1.0"?>
<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
  <fo:layout-master-set>
    <fo:simple-page-master master-name="blank">
      <fo:region-body/>
    </fo:simple-page-master>
  </fo:layout-master-set>
  <fo:page-sequence master-reference="blank">
    <fo:flow flow-name="xsl-region-body">
      <fo:block>
        Test!
      </fo:block>
    </fo:flow>
  </fo:page-sequence>
</fo:root>
EOF
]) # FP_GEN_FO


# FP_PROG_FOP
# -----------
# Set the output variable 'FopCmd' to the first working 'fop' in the current
# 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
# /usr/share/fop/fop.sh in that case (or no 'fop'), too.
AC_DEFUN([FP_PROG_FOP],
[AC_PATH_PROGS([FopCmd1], [fop])
if test -n "$FopCmd1"; then
  AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
    [FP_GEN_FO
    if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then
      fp_cv_fop_usability=yes
    else
      fp_cv_fop_usability=no
    fi
    rm -rf conftest*])
  if test x"$fp_cv_fop_usability" = xyes; then
     FopCmd=$FopCmd1
  fi
fi
if test -z "$FopCmd"; then
  AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop])
  FopCmd=$FopCmd2
fi
AC_SUBST([FopCmd])
])# FP_PROG_FOP


837 838 839
# FP_PROG_FO_PROCESSOR
# --------------------
# Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so
840 841
# try FOP first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd, and
# PdfxmltexCmd.
842
AC_DEFUN([FP_PROG_FO_PROCESSOR],
843
[AC_REQUIRE([FP_PROG_FOP])
844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863
AC_PATH_PROG([XmltexCmd], [xmltex])
AC_PATH_PROG([DvipsCmd], [dvips])
if test -z "$FopCmd"; then
  if test -z "$XmltexCmd"; then
    AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI or PostScript documentation])
  else
    if test -z "$DvipsCmd"; then
      AC_MSG_WARN([cannot find a DVI  => PS converter, you will not be able to build PostScript documentation])
    fi
  fi
  AC_PATH_PROG([PdfxmltexCmd], [pdfxmltex])
  if test -z "$PdfxmltexCmd"; then
    AC_MSG_WARN([cannot find an FO => PDF converter, you will not be able to build PDF documentation])
  fi
elif test -z "$XmltexCmd"; then
  AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI documentation])
fi
])# FP_PROG_FO_PROCESSOR


864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882
# FP_PROG_GHC_PKG
# ----------------
# Try to find a ghc-pkg matching the ghc mentioned in the environment variable
# WithGhc. If the latter is unset or no matching ghc-pkg can be found, try to
# find a plain ghc-pkg. Sets the output variable GhcPkgCmd.
AC_DEFUN([FP_PROG_GHC_PKG],
[AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
[fp_ghc_pkg_guess=`echo $WithGhc | sed 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
if "$fp_ghc_pkg_guess" -l > /dev/null 2>&1; then
  fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
else
  fp_cv_matching_ghc_pkg=no
fi])
if test x"$fp_cv_matching_ghc_pkg" = xno; then
  AC_PATH_PROG([GhcPkgCmd], [ghc-pkg])
else
  GhcPkgCmd=$fp_cv_matching_ghc_pkg
fi])# FP_PROG_GHC_PKG

883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906

# FP_GHC_HAS_READLINE
# -------------------
AC_DEFUN([FP_GHC_HAS_READLINE],
[AC_REQUIRE([FP_PROG_GHC_PKG])
AC_CACHE_CHECK([whether ghc has readline package], [fp_cv_ghc_has_readline],
[if "${GhcPkgCmd-ghc-pkg}" --show-package readline >/dev/null 2>&1; then
  fp_cv_ghc_has_readline=yes
else
  fp_cv_ghc_has_readline=no
 fi])
AC_SUBST([GhcHasReadline], [`echo $fp_cv_ghc_has_readline | sed 'y/yesno/YESNO/'`])
])# FP_GHC_HAS_READLINE


# FP_GCC_NEEDS_NO_OMIT_LFPTR
# --------------------------
# Some OSs (Mandrake Linux, in particular) configure GCC with
# -momit-leaf-frame-pointer on by default. If this is the case, we need to turn
# it off for mangling to work. The test is currently a bit crude, using only the
# version number of gcc. Defines HAVE_GCC_MNO_OMIT_LFPTR.
AC_DEFUN([FP_GCC_NEEDS_NO_OMIT_LFPTR],
[AC_REQUIRE([FP_HAVE_GCC])
AC_CACHE_CHECK([whether gcc needs -mno-omit-leaf-frame-pointer], [fp_cv_gcc_needs_no_omit_lfptr],
907
[FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.2],
908 909 910 911 912 913
  [fp_cv_gcc_needs_no_omit_lfptr=yes],
  [fp_cv_gcc_needs_no_omit_lfptr=no])])
if test "$fp_cv_gcc_needs_no_omit_lfptr" = "yes"; then
   AC_DEFINE([HAVE_GCC_MNO_OMIT_LFPTR], [1], [Define to 1 if gcc supports -mno-omit-leaf-frame-pointer.])
fi])# FP_GCC_NEEDS_NO_OMIT_LFPTR

914 915 916 917 918 919 920 921 922 923 924
# FP_GCC_HAS_NO_UNIT_AT_A_TIME
# --------------------------
AC_DEFUN([FP_GCC_HAS_NO_UNIT_AT_A_TIME],
[AC_REQUIRE([FP_HAVE_GCC])
AC_CACHE_CHECK([whether gcc has -fno-unit-at-a-time], [fp_cv_gcc_has_no_unit_at_a_time],
[FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.4],
  [fp_cv_gcc_has_no_unit_at_a_time=yes],
  [fp_cv_gcc_has_no_unit_at_a_time=no])])
if test "$fp_cv_gcc_has_no_unit_at_a_time" = "yes"; then
   AC_DEFINE([HAVE_GCC_HAS_NO_UNIT_AT_A_TIME], [1], [Define to 1 if gcc supports -fno-unit-at-a-time.])
fi])
925 926 927 928 929

# FP_SETUP_PROJECT_VERSION
# ---------------------
AC_DEFUN([FP_SETUP_PROJECT_VERSION],
[# Some renamings
sven.panne@aedion.de's avatar
sven.panne@aedion.de committed
930
AC_SUBST([ProjectName], [$PACKAGE_NAME])
931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953
AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])

# Split PACKAGE_VERSION into (possibly empty) parts
VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`

# Calculate project version as an integer, using 2 digits for minor version
case $VERSION_MINOR in
  ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
  ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
  *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
esac
AC_SUBST([ProjectVersionInt])

# The project patchlevel is zero unless stated otherwise
test -z "$ProjectPatchLevel" && ProjectPatchLevel=0

# Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508
ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'`

AC_SUBST([ProjectPatchLevel])
954
])# FP_SETUP_PROJECT_VERSION
955

reid's avatar
reid committed
956
# LocalWords:  fi