aclocal.m4 32.1 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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
# 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.
AC_DEFUN(FP_CHECK_FLAG,
[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_DECL_ALTZONE
79
# ---------------
80
# Defines HAVE_DECL_ALTZONE to 1 if declared, 0 otherwise.
81
#
82
# Used by base package.
83
AC_DEFUN([FP_DECL_ALTZONE],
84 85 86
[AC_REQUIRE([AC_HEADER_TIME])dnl
AC_CHECK_HEADERS([sys/time.h])
AC_CHECK_DECLS([altzone], [], [],[#if TIME_WITH_SYS_TIME
sof's avatar
sof committed
87 88 89 90 91 92 93 94
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
#  include <sys/time.h>
# else
#  include <time.h>
# endif
95
#endif])
96
])# FP_DECL_ALTZONE
97

sof's avatar
sof committed
98

99
# FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
100
# --------------------------------------------------------
101 102 103
# 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.
104 105 106 107
#
# 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.
108 109 110 111 112 113 114 115 116 117 118
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], [],
119
               [AC_FATAL([$0: requires literal arguments])])[]dnl
120 121 122
AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
AC_CACHE_CHECK([alignment of $1], [fp_Cache],
123 124
[if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
  FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
125
                 [fp_Cache],
126
                 [AC_INCLUDES_DEFAULT([$3])],
127 128
                 [AC_MSG_ERROR([cannot compute alignment ($1)
See `config.log' for more details.], [77])])
129
else
130 131 132 133
  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
134 135 136
])# FP_CHECK_ALIGNMENT


137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155
# 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"
156
case $HostPlatform in
dons's avatar
dons committed
157
*openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
158 159 160 161 162 163 164
  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;;
165
*) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
sof's avatar
sof committed
166
#include <nlist.h>
167 168
struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
sof's avatar
sof committed
169 170
#endif

171 172 173
int main(argc, argv)
int argc;
char **argv;
sof's avatar
sof committed
174 175
{
#ifdef HAVE_NLIST_H
176 177 178
    if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
        exit(1);
    if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
179
        exit(0);
sof's avatar
sof committed
180 181
#endif
    exit(1);
182
}]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
183
;;
184 185 186 187 188
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
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

# 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
218 219


reid's avatar
reid committed
220
dnl
221
dnl Check for GreenCard and version.
reid's avatar
reid committed
222 223 224
dnl
AC_DEFUN(FPTOOLS_GREENCARD,
[
225
AC_PATH_PROG(GreenCardCmd,greencard)
reid's avatar
reid committed
226
AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
reid's avatar
reid committed
227
changequote(, )dnl
228 229
[if test x"$GreenCardCmd" != x; then
   fptools_cv_greencard_version="`$GreenCardCmd --version |
reid's avatar
reid committed
230
			  grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
reid's avatar
reid committed
231 232 233 234 235
else
   fptools_cv_greencard_version=""
fi
changequote([, ])dnl
])
236 237
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
238 239
GreenCardVersion=$fptools_cv_greencard_version
AC_SUBST(GreenCardVersion)
reid's avatar
reid committed
240 241
])

sof's avatar
sof committed
242
dnl
243
dnl Check for Happy and version.  If we're building GHC, then we need
244
dnl at least Happy version 1.14.  If there's no installed Happy, we look
245 246
dnl for a happy source tree and point the build system at that instead.
dnl
sof's avatar
sof committed
247
AC_DEFUN(FPTOOLS_HAPPY,
248 249 250
[
if test -d $srcdir/happy; then
   SrcTreeHappyCmd=$hardtop/happy/src/happy-inplace
251 252
else
   SrcTreeHappyCmd=""
253
fi
sof's avatar
sof committed
254
if test x"$UseSrcTreeHappy" = xYES; then
255 256 257 258 259
  if test x"$SrcTreeHappyCmd" != x; then
     HappyCmd=$SrcTreeHappyCmd
  else
     AC_MSG_ERROR([--enable-src-tree-happy given, but happy not found in source tree])
  fi
sof's avatar
sof committed
260 261 262
else
  AC_PATH_PROG(HappyCmd,happy,$SrcTreeHappyCmd)
fi
sof's avatar
sof committed
263
AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
sof's avatar
sof committed
264
changequote(, )dnl
265
[if test x"$HappyCmd" = x"$SrcTreeHappyCmd" -a -e $srcdir/happy/mk/version.mk; then
266
   fptools_cv_happy_version=`grep '^ProjectVersion[ 	]*=' $srcdir/happy/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
267 268 269
elif test x"$HappyCmd" != x; then
   fptools_cv_happy_version="`$HappyCmd -v |
			  grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ;
sof's avatar
sof committed
270
else
sof's avatar
sof committed
271
   fptools_cv_happy_version="";
sof's avatar
sof committed
272
fi;
273
changequote([, ])dnl
274
])
275
if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then
276 277
  FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15],
  [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl
278
fi
279
HappyVersion=$fptools_cv_happy_version;
sof's avatar
sof committed
280 281 282
AC_SUBST(HappyVersion)
])

283 284 285 286 287 288 289 290
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
AC_DEFUN(FPTOOLS_HADDOCK,
[
if test -d $srcdir/haddock; then
   SrcTreeHaddockCmd=$hardtop/haddock/src/haddock-inplace
291 292
else
   SrcTreeHaddockCmd=""
293 294
fi
if test x"$UseSrcTreeHaddock" = xYES; then
295 296 297 298 299
  if test x"$SrcTreeHaddockCmd" != x; then
     HaddockCmd=$SrcTreeHaddockCmd
  else
     AC_MSG_ERROR([--enable-src-tree-haddock given, but haddock not found in source tree])
  fi
300 301 302 303 304 305 306 307 308
else
  AC_PATH_PROG(HaddockCmd,haddock,$SrcTreeHaddockCmd)
fi
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.
])

309 310 311 312 313 314 315 316 317
dnl
dnl Check for Alex and version.  If we're building GHC, then we need
dnl at least Alex version 2.0.  If there's no installed Alex, we look
dnl for a alex source tree and point the build system at that instead.
dnl
AC_DEFUN(FPTOOLS_ALEX,
[
if test -d $srcdir/alex; then
   SrcTreeAlexCmd=$hardtop/alex/src/alex-inplace
318 319
else
   SrcTreeAlexCmd=""
320 321
fi
if test x"$UseSrcTreeAlex" = xYES; then
322 323 324 325 326
  if test x"$SrcTreeAlexCmd" != x; then
     AlexCmd=$SrcTreeAlexCmd
  else
     AC_MSG_ERROR([--enable-src-tree-alex given, but alex not found in source tree])
  fi
327 328 329 330 331 332 333 334 335
else
  AC_PATH_PROG(AlexCmd,alex,$SrcTreeAlexCmd)
fi
AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
changequote(, )dnl
[if test x"$AlexCmd" = x"$SrcTreeAlexCmd"; then
   fptools_cv_alex_version=`grep '^ProjectVersion[ 	]*=' $srcdir/alex/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
elif test x"$AlexCmd" != x; then
   fptools_cv_alex_version="`$AlexCmd -v |
336
			  grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ;
337 338 339 340 341
else
   fptools_cv_alex_version="";
fi;
changequote([, ])dnl
])
342 343 344 345
if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Lexer.hs; then
  FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0],
  [AC_MSG_ERROR([Alex version 2.0 or later is required to compile GHC.])])[]dnl
fi
346 347 348 349
AlexVersion=$fptools_cv_alex_version;
AC_SUBST(AlexVersion)
])

sof's avatar
sof committed
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
# 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
            ;;
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
380
${CC-cc} -c conftest.c
381 382
if ${LdCmd} -r -x -o conftest2.o conftest.o; then
   fp_cv_ld_x=yes
383
else
384
   fp_cv_ld_x=no
385
fi
386 387 388
rm -rf conftest*])
if test "$fp_cv_ld_x" = yes; then
  LdXFlag=-x
389
else
390
  LdXFlag=
391
fi
392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409
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
410

sof's avatar
sof committed
411

412 413 414 415 416 417 418 419
# 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 "$fp_prog_ar_raw"; then
  AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
sof's avatar
sof committed
420
fi
421
fp_prog_ar=$fp_prog_ar_raw
sof's avatar
sof committed
422
case $HostPlatform in
423 424 425 426 427
  *mingw32) if test x${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
428
esac
429 430 431 432 433 434 435 436 437
])# 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],
438
[if $fp_prog_ar_raw --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486
  fp_cv_prog_ar_is_gnu=yes
else
  fp_cv_prog_ar_is_gnu=no
fi])
fp_prog_ar_is_gnu=$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])
487
AC_REQUIRE([AC_PROG_CC])
488 489 490
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
491 492 493 494
elif test $TargetPlatform = powerpc-apple-darwin; then
  # 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
495 496 497 498 499 500 501
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
502
else
503 504
  RANLIB=":"
  AC_SUBST([RANLIB])
ken's avatar
ken committed
505
fi
506 507 508 509 510 511 512 513 514 515 516 517 518 519 520
])# 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 $fp_prog_ar_is_gnu = no; then
  rm -f conftest*
  touch conftest.lst
521 522
  if FP_EVAL_STDERR([$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
523 524 525 526 527
  fi
  rm -f conftest*
fi])
if test $fp_cv_prog_ar_supports_input = yes; then
    ArSupportsInput="-input"
sof's avatar
sof committed
528
else
529
    ArSupportsInput=""
sof's avatar
sof committed
530
fi
531 532 533
AC_SUBST([ArSupportsInput])
])# FP_PROG_AR_SUPPORTS_INPUT

sof's avatar
sof committed
534

sof's avatar
sof committed
535
dnl
sof's avatar
sof committed
536
dnl AC_SHEBANG_PERL - can we she-bang perl?
sof's avatar
sof committed
537
dnl
sof's avatar
sof committed
538 539
AC_DEFUN(FPTOOLS_SHEBANG_PERL,
[AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
sof's avatar
sof committed
540 541 542 543 544 545
[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
546
   fptools_cv_shebang_perl=yes
sof's avatar
sof committed
547
else
sof's avatar
sof committed
548
   fptools_cv_shebang_perl=no
sof's avatar
sof committed
549 550 551 552
fi
rm -f conftest
])])

553 554 555 556 557 558 559

# 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])
560 561
if test -z "$GCC"; then
   fp_have_gcc=NO
sof's avatar
sof committed
562
else
563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578
   fp_have_gcc=YES
fi
if test "$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
   fp_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9]][[0-9]]*\(\.[[0-9]][[0-9]]*\)*\).*/\1/g' `"
   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])
579
])# FP_HAVE_GCC
580

581 582 583 584 585 586 587 588 589 590 591 592 593
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
])
594

sof's avatar
sof committed
595 596 597
dnl Small feature test for perl version. Assumes PerlCmd
dnl contains path to perl binary
dnl
sof's avatar
sof committed
598
AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION,
sof's avatar
sof committed
599
[$PerlCmd -v >conftest.out 2>&1
rrt's avatar
rrt committed
600 601
if grep "version 5" conftest.out >/dev/null 2>&1; then
   :
sof's avatar
sof committed
602
else
dons's avatar
dons committed
603 604 605 606 607 608 609 610 611 612 613 614 615
   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
            echo "Your version of perl probably won't work."
         fi  
      fi
   fi
sof's avatar
sof committed
616 617 618
fi
rm -fr conftest*
])
reid's avatar
reid committed
619

620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640

# 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="$fp_prog_find"
sof's avatar
sof committed
641
else
642 643 644
  # Found a poor WinDoze version of "find", ignore it.
  AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
  FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
sof's avatar
sof committed
645
fi
646 647 648 649
rm -f conftest.txt conftest.out
AC_SUBST([FindCmd])[]dnl
])# FP_PROG_FIND

sof's avatar
sof committed
650

sof's avatar
sof committed
651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669
# 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

670 671 672 673 674 675 676 677 678 679 680 681 682
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
AC_DEFUN(FPTOOLS_NOCACHE_CHECK,
[AC_MSG_CHECKING([$1])
 $3
 AC_MSG_RESULT([$][$2])
])

683 684 685
dnl
dnl FPTOOLS_GHC_VERSION(version)
dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
686
dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
687 688
dnl
dnl Test for version of installed ghc.  Uses $GHC.
689
dnl [original version pinched from c2hs]
690
dnl
691
AC_DEFUN(FPTOOLS_GHC_VERSION,
692
[FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
693
["${WithGhc-ghc}" --version > conftestghc 2>&1
694
  cat conftestghc >&AS_MESSAGE_LOG_FD
695 696
#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'`
697
  rm -fr conftest*
698
  if test "[$]fptools_version_of_ghc" = ""
699
  then
700 701 702 703 704 705 706
    fptools_version_of_ghc='unknown'
  fi
fptools_version_of_ghc[_major]=`echo [$]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 "[$]fptools_version_of_ghc[_pl]" = ""
707
then
708 709
  fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
  fptools_version_of_ghc[_pl]="0"
710
else
711
  fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
712
fi
713
#
714
ifelse($#, [1], [dnl
715
[$1]="[$]fptools_version_of_ghc[_all]"
716
], $#, [2], [dnl
717 718
[$1]="[$]fptools_version_of_ghc[_major]"
[$2]="[$]fptools_version_of_ghc[_minor]"
719
], $#, [3], [dnl
720 721 722
[$1]="[$]fptools_version_of_ghc[_major]"
[$2]="[$]fptools_version_of_ghc[_minor]"
[$3]="[$]fptools_version_of_ghc[_pl]"
723
], $#, [4], [dnl
724 725 726 727 728 729
[$1]="[$]fptools_version_of_ghc[_all]"
[$2]="[$]fptools_version_of_ghc[_major]"
[$3]="[$]fptools_version_of_ghc[_minor]"
[$4]="[$]fptools_version_of_ghc[_pl]"
])
])
730
])dnl
731 732


733 734 735
dnl ** Map an arithmetic C type to a Haskell type.
dnl    Based on autconf's AC_CHECK_SIZEOF.

736
dnl FPTOOLS_CHECK_HTYPE(TYPE [, DEFAULT_VALUE, [, VALUE-FOR-CROSS-COMPILATION])
737 738 739 740 741 742
AC_DEFUN(FPTOOLS_CHECK_HTYPE,
[changequote(<<, >>)dnl
dnl The name to #define.
define(<<AC_TYPE_NAME>>, translit(htype_$1, [a-z *], [A-Z_P]))dnl
dnl The cache variable name.
define(<<AC_CV_NAME>>, translit(fptools_cv_htype_$1, [ *], [_p]))dnl
sof's avatar
sof committed
743
define(<<AC_CV_NAME_supported>>, translit(fptools_cv_htype_sup_$1, [ *], [_p]))dnl
744 745 746
changequote([, ])dnl
AC_MSG_CHECKING(Haskell type for $1)
AC_CACHE_VAL(AC_CV_NAME,
747 748 749
[AC_CV_NAME_supported=yes
fp_check_htype_save_cppflags="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $X_CFLAGS"
750
AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
751
#include <stddef.h>
sof's avatar
sof committed
752

753
#if HAVE_SYS_TYPES_H
sof's avatar
sof committed
754 755 756
# include <sys/types.h>
#endif

757
#if HAVE_UNISTD_H
sof's avatar
sof committed
758 759 760
# include <unistd.h>
#endif

761
#if HAVE_SYS_STAT_H
sof's avatar
sof committed
762 763 764
# include <sys/stat.h>
#endif

765
#if HAVE_FCNTL_H
sof's avatar
sof committed
766 767 768
# include <fcntl.h>
#endif

769
#if HAVE_SIGNAL_H
sof's avatar
sof committed
770
# include <signal.h>
771
#endif
sof's avatar
sof committed
772

773
#if HAVE_TIME_H
sof's avatar
sof committed
774 775 776
# include <time.h>
#endif

777
#if HAVE_TERMIOS_H
sof's avatar
sof committed
778 779 780
# include <termios.h>
#endif

781
#if HAVE_STRING_H
sof's avatar
sof committed
782
# include <string.h>
783
#endif
sof's avatar
sof committed
784

785
#if HAVE_CTYPE_H
sof's avatar
sof committed
786 787 788
# include <ctype.h>
#endif

789
#if defined(HAVE_GL_GL_H)
sof's avatar
sof committed
790
# include <GL/gl.h>
791 792
#elif defined(HAVE_OPENGL_GL_H)
# include <OpenGL/gl.h>
793
#endif
794

795 796 797 798
#if defined(HAVE_AL_ALC_H)
# include <AL/alc.h>
#elif defined(HAVE_OPENAL_ALC_H)
# include <OpenAL/alc.h>
799 800
#endif

801
#if HAVE_SYS_RESOURCE_H
802 803 804
# include <sys/resource.h>
#endif

805 806 807
typedef $1 testing;

main() {
sof's avatar
sof committed
808
  FILE *f=fopen("conftestval", "w");
809 810 811 812 813 814 815 816 817 818 819 820
  if (!f) exit(1);
  if (((testing)((int)((testing)1.4))) == ((testing)1.4)) {
    fprintf(f, "%s%d\n",
           ((testing)(-1) < (testing)0) ? "Int" : "Word",
           sizeof(testing)*8);
  } else {
    fprintf(f,"%s\n",
           (sizeof(testing) >  sizeof(double)) ? "LDouble" :
           (sizeof(testing) == sizeof(double)) ? "Double"  : "Float");
  }
  fclose(f);
  exit(0);
821 822 823
}]])],[AC_CV_NAME=`cat conftestval`],
[ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], [AC_CV_NAME=$2])],
[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])]) dnl
824
CPPFLAGS="$fp_check_htype_save_cppflags"
sof's avatar
sof committed
825
if test "$AC_CV_NAME_supported" = yes; then
sof's avatar
sof committed
826
  AC_MSG_RESULT($AC_CV_NAME)
sof's avatar
sof committed
827
  AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [Define to Haskell type for $1])
sof's avatar
sof committed
828 829 830
else
  AC_MSG_RESULT([not supported])
fi
831 832
undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
sof's avatar
sof committed
833
undefine([AC_CV_NAME_supported])dnl
834 835
])

836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854

# 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


855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950
# 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


951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003
# 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


1004 1005 1006
# FP_PROG_FO_PROCESSOR
# --------------------
# Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so
1007 1008
# try FOP first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd, and
# PdfxmltexCmd.
1009
AC_DEFUN([FP_PROG_FO_PROCESSOR],
1010
[AC_REQUIRE([FP_PROG_FOP])
1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030
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


1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049
# 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

reid's avatar
reid committed
1050
# LocalWords:  fi