1 # Extra autoconf macros for the Glasgow fptools
3 # To be a good autoconf citizen, names of local macros have prefixed with FP_ to
4 # ensure we don't clash with any pre-supplied autoconf ones.
7 # FPTOOLS_SET_C_LD_FLAGS
8 # ----------------------------------
9 # Set the C and LD flags for a given platform
10 AC_DEFUN([FPTOOLS_SET_C_LD_FLAGS],
12 AC_MSG_CHECKING([Setting up $2, $3 and $4])
15 # By default, gcc on OS X will generate SSE
16 # instructions, which need things 16-byte aligned,
17 # but we don't 16-byte align things. Thus drop
18 # back to generic i686 compatibility. Trac #2983.
19 $2="$$2 -march=i686 -m32"
20 $3="$$3 -march=i686 -m32"
21 $4="$$4 -march=i686 -m32"
31 i386-apple-darwin|x86_64-apple-darwin)
32 # We support back to OS X 10.5
33 $2="$$2 -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5"
34 $3="$$3 -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5"
35 $4="$$4 -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5"
39 # If gcc knows about the stack protector, turn it off.
40 # Otherwise the stack-smash handler gets triggered.
41 echo 'int main(void) {return 0;}' > conftest.c
42 if $CC -c conftest.c -fno-stack-protector > /dev/null 2>&1
44 $2="$$2 -fno-stack-protector"
46 rm -f conftest.c conftest.o
51 # FP_VISIBILITY_HIDDEN
52 # ----------------------------------
53 # Is the visibility hidden attribute supported?
54 AC_DEFUN([FP_VISIBILITY_HIDDEN],
56 AC_MSG_CHECKING([whether __attribute__((visibility("hidden"))) is supported])
57 echo '__attribute__((visibility("hidden"))) void foo(void) {}' > conftest.c
58 if $CC -Wall -Werror -c conftest.c > /dev/null 2>&1
61 AC_DEFINE(HAS_VISIBILITY_HIDDEN, 1, [Has visibility hidden])
65 rm -f conftest.c conftest.o
69 # FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
70 # ----------------------------------
71 # Little endian Arm on Linux with some ABIs has big endian word order
72 # in doubles. Define FLOAT_WORDS_BIGENDIAN if this is the case.
73 AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN],
74 [AC_CACHE_CHECK([whether float word order is big endian], [fptools_cv_float_word_order_bigendian],
77 [#include <endian.h>],
78 [#if defined(__FLOAT_WORD_ORDER) && __FLOAT_WORD_ORDER == BIG_ENDIAN
81 not float word order big endian
84 [fptools_cv_float_word_order_bigendian=yes],
85 [fptools_cv_float_word_order_bigendian=no])
87 case $fptools_cv_float_word_order_bigendian in
89 AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
90 [Define to 1 if your processor stores words of floats with
91 the most significant byte first]) ;;
96 # FP_EVAL_STDERR(COMMAND)
97 # -----------------------
98 # Eval COMMAND, save its stderr (without lines resulting from shell tracing)
99 # into the file conftest.err and the exit status in the variable fp_status.
100 AC_DEFUN([FP_EVAL_STDERR],
101 [{ (eval $1) 2>conftest.er1
103 grep -v '^ *+' conftest.er1 >conftest.err
105 (exit $fp_status); }[]dnl
109 # FP_ARG_WITH_PATH_GNU_PROG
110 # --------------------
113 # $1 = the command to look for
114 # $2 = the variable to set
116 AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG],
119 [AC_HELP_STRING([--with-$2=ARG],
120 [Use ARG as the path to $2 [default=autodetect]])],
122 if test "$HostOS" = "mingw32"
124 AC_MSG_WARN([Request to use $withval will be ignored])
130 if test "$HostOS" != "mingw32"
132 AC_PATH_PROG([$1], [$2])
135 AC_MSG_ERROR([cannot find $2 in your PATH, no idea how to link])
140 ]) # FP_ARG_WITH_PATH_GNU_PROG
143 # FP_PROG_CONTEXT_DIFF
144 # --------------------
145 # Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
147 # Note: NeXTStep thinks diff'ing a file against itself is "trouble".
149 # Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest.
150 AC_DEFUN([FP_PROG_CONTEXT_DIFF],
151 [AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff],
152 [echo foo > conftest1
154 fp_cv_context_diff=no
155 for fp_var in '-U 1' '-u1' '-C 1' '-c1'
157 if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then
158 fp_cv_context_diff="diff $fp_var"
162 if test x"$fp_cv_context_diff" = xno; then
163 AC_MSG_ERROR([cannot figure out how to do context diffs])
165 AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff])
166 ])# FP_PROG_CONTEXT_DIFF
169 # FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
170 # --------------------------------------------------------
171 # Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
172 # compilation. Execute IF-FAILS when unable to determine the value. Works for
173 # cross-compilation, too.
175 # Implementation note: We are lazy and use an internal autoconf macro, but it
176 # is supported in autoconf versions 2.50 up to the actual 2.57, so there is
178 AC_DEFUN([FP_COMPUTE_INT],
179 [_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl
183 # FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES])
184 # ------------------------------------------------------------------
185 # A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a
186 # given type. Defines ALIGNMENT_TYPE.
187 AC_DEFUN([FP_CHECK_ALIGNMENT],
188 [AS_LITERAL_IF(m4_translit([[$1]], [*], [p]), [],
189 [AC_FATAL([$0: requires literal arguments])])[]dnl
190 AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
191 m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
192 AC_CACHE_CHECK([alignment of $1], [fp_Cache],
193 [if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
194 FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
196 [AC_INCLUDES_DEFAULT([$3])],
197 [AC_MSG_ERROR([cannot compute alignment ($1)
198 See `config.log' for more details.], [77])])
202 AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl
203 m4_popdef([fp_Cache])[]dnl
204 ])# FP_CHECK_ALIGNMENT
207 # FP_LEADING_UNDERSCORE
208 # ---------------------
209 # Test for determining whether symbol names have a leading underscore. We assume
210 # that they _haven't_ if anything goes wrong. Sets the output variable
211 # LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly.
213 # Some nlist implementations seem to try to be compatible by ignoring a leading
214 # underscore sometimes (eg. FreeBSD). We therefore have to work around this by
215 # checking for *no* leading underscore first. Sigh. --SDM
217 # Similarly on OpenBSD, but this test doesn't help. -- dons
218 AC_DEFUN([FP_LEADING_UNDERSCORE],
219 [AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"])
220 AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [
221 # Hack!: nlist() under Digital UNIX insist on there being an _,
222 # but symbol table listings shows none. What is going on here?!?
224 # Another hack: cygwin doesn't come with nlist.h , so we hardwire
225 # the underscoredness of that "platform"
226 case $HostPlatform in
227 *openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
229 i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;;
230 *) fptools_cv_leading_underscore=no ;;
232 alpha-dec-osf*) fptools_cv_leading_underscore=no;;
233 *cygwin32) fptools_cv_leading_underscore=yes;;
234 *mingw32) fptools_cv_leading_underscore=yes;;
236 # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries
237 x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;;
239 *) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
241 struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
242 struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
250 if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
252 if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
256 }]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
259 AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
260 if test x"$fptools_cv_leading_underscore" = xyes; then
261 AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.])
262 fi])# FP_LEADING_UNDERSCORE
265 # FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
266 # ----------------------------------------------------------------------------------
267 # Compare dotted version numbers VERSION1 and VERSION2 lexicographically according
268 # to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge).
269 AC_DEFUN([FP_COMPARE_VERSIONS],
270 [fp_version1=$1; fp_version2=$3
271 fp_save_IFS=$IFS; IFS='.'
272 while test x"$fp_version1" != x || test x"$fp_version2" != x
275 set dummy $fp_version1; shift
277 test $[@%:@] = 0 || { fp_num1="[$]1"; shift; }
278 test x"$fp_num1" = x && fp_num1="0"
281 set dummy $fp_version2; shift
283 test $[@%:@] = 0 || { fp_num2="[$]1"; shift; }
284 test x"$fp_num2" = x && fp_num2="0"
287 test "$fp_num1" = "$fp_num2" || break;
290 AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl
291 ])# FP_COMPARE_VERSIONS
295 dnl Check for GreenCard and version.
297 AC_DEFUN([FPTOOLS_GREENCARD],
299 AC_PATH_PROG(GreenCardCmd,greencard)
300 AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
302 [if test x"$GreenCardCmd" != x; then
303 fptools_cv_greencard_version="`$GreenCardCmd --version |
304 grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
306 fptools_cv_greencard_version=""
310 FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1],
311 [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl
312 GreenCardVersion=$fptools_cv_greencard_version
313 AC_SUBST(GreenCardVersion)
317 dnl Check for Happy and version. If we're building GHC, then we need
318 dnl at least Happy version 1.14. If there's no installed Happy, we look
319 dnl for a happy source tree and point the build system at that instead.
321 AC_DEFUN([FPTOOLS_HAPPY],
322 [AC_PATH_PROG(HappyCmd,happy,)
323 # Happy is passed to Cabal, so we need a native path
324 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
325 test "${OSTYPE}" != "msys" && \
326 test "${HappyCmd}" != ""
328 # Canonicalise to <drive>:/path/to/gcc
329 HappyCmd=`cygpath -m "${HappyCmd}"`
330 AC_MSG_NOTICE([normalized happy command to $HappyCmd])
333 AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
335 [if test x"$HappyCmd" != x; then
336 fptools_cv_happy_version=`"$HappyCmd" -v |
337 grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ;
339 fptools_cv_happy_version="";
343 if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
345 FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16],
346 [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[]
348 HappyVersion=$fptools_cv_happy_version;
349 AC_SUBST(HappyVersion)
353 dnl Check for Alex and version. If we're building GHC, then we need
354 dnl at least Alex version 2.0.1.
356 AC_DEFUN([FPTOOLS_ALEX],
358 AC_PATH_PROG(AlexCmd,alex,)
359 # Alex is passed to Cabal, so we need a native path
360 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
361 test "${OSTYPE}" != "msys" && \
362 test "${AlexCmd}" != ""
364 # Canonicalise to <drive>:/path/to/gcc
365 AlexCmd=`cygpath -m "${AlexCmd}"`
368 AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
370 [if test x"$AlexCmd" != x; then
371 fptools_cv_alex_version=`"$AlexCmd" -v |
372 grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'` ;
374 fptools_cv_alex_version="";
378 if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
380 FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0],
381 [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]
383 AlexVersion=$fptools_cv_alex_version;
384 AC_SUBST(AlexVersion)
390 # Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
391 # variable's value is empty.
392 AC_DEFUN([FP_PROG_LD_X],
394 AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
395 [echo 'foo() {}' > conftest.c
396 ${CC-cc} -c conftest.c
397 if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then
403 if test "$fp_cv_ld_x" = yes; then
414 # Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
416 AC_DEFUN([FP_PROG_LD_IS_GNU],
418 AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
419 [if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
424 AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
425 ])# FP_PROG_LD_IS_GNU
430 # Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin
431 # version of it. Exits if no ar can be found
432 AC_DEFUN([FP_PROG_AR],
433 [AC_PATH_PROG([fp_prog_ar_raw], [ar])
434 if test -z "$fp_prog_ar_raw"; then
435 AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
437 fp_prog_ar="$fp_prog_ar_raw"
438 case $HostPlatform in
439 *mingw32) if test x${OSTYPE} != xmsys; then
440 fp_prog_ar="`cygpath -w "${fp_prog_ar_raw}" | sed -e 's@\\\\@/@g'`"
441 AC_MSG_NOTICE([normalized ar command to $fp_prog_ar])
450 # Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not.
451 AC_DEFUN([FP_PROG_AR_IS_GNU],
452 [AC_REQUIRE([FP_PROG_AR])
453 AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu],
454 [if "$fp_prog_ar_raw" --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
455 fp_cv_prog_ar_is_gnu=yes
457 fp_cv_prog_ar_is_gnu=no
459 fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu
460 AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`])
461 ])# FP_PROG_AR_IS_GNU
464 # FP_PROG_AR_SUPPORTS_ATFILE
466 # Sets fp_prog_ar_supports_atfile to yes or no, depending on whether
467 # or not it supports the @file syntax
468 AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE],
469 [AC_REQUIRE([FP_PROG_AR])
470 AC_REQUIRE([FP_PROG_AR_ARGS])
471 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile],
475 echo conftest.file > conftest.atfile
476 echo conftest.file >> conftest.atfile
477 "$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1
478 fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file`
480 if test "$fp_prog_ar_supports_atfile_tmp" -eq 2
482 fp_cv_prog_ar_supports_atfile=yes
484 fp_cv_prog_ar_supports_atfile=no
486 fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile
487 AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`])
488 ])# FP_PROG_AR_SUPPORTS_ATFILE
492 # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd
493 # to a non-Cygwin invocation of ar including these arguments.
494 AC_DEFUN([FP_PROG_AR_ARGS],
495 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
496 AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args],
498 # GNU ar needs special treatment: it appears to have problems with
499 # object files with the same name if you use the 's' modifier, but
500 # simple 'ar q' works fine, and doesn't need a separate ranlib.
501 if test $fp_prog_ar_is_gnu = yes; then
502 fp_cv_prog_ar_args="q"
505 for fp_var in clqsZ clqs cqs clq cq ; do
507 if "$fp_prog_ar_raw" $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then
508 fp_cv_prog_ar_args=$fp_var
513 if test -z "$fp_cv_prog_ar_args"; then
514 AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw])
517 fp_prog_ar_args=$fp_cv_prog_ar_args
518 AC_SUBST([ArCmd], ["$fp_prog_ar"])
519 AC_SUBST([ArArgs], ["$fp_prog_ar_args"])
524 # FP_PROG_AR_NEEDS_RANLIB
525 # -----------------------
526 # Sets the output variable RANLIB to "ranlib" if it is needed and found,
528 AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
529 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
530 AC_REQUIRE([FP_PROG_AR_ARGS])
531 AC_REQUIRE([AC_PROG_CC])
532 AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
533 [if test $fp_prog_ar_is_gnu = yes; then
534 fp_cv_prog_ar_needs_ranlib=no
535 elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then
536 # It's quite tedious to check for Apple's crazy timestamps in .a files,
538 fp_cv_prog_ar_needs_ranlib=yes
539 elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
540 fp_cv_prog_ar_needs_ranlib=no
542 fp_cv_prog_ar_needs_ranlib=yes
544 if test $fp_cv_prog_ar_needs_ranlib = yes; then
550 ])# FP_PROG_AR_NEEDS_RANLIB
553 # FP_PROG_AR_SUPPORTS_INPUT
554 # -------------------------
555 # Sets the output variable ArSupportsInput to "-input" or "", depending on
556 # whether ar supports -input flag is supported or not.
557 AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT],
558 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
559 AC_REQUIRE([FP_PROG_AR_ARGS])
560 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input],
561 [fp_cv_prog_ar_supports_input=no
562 if test $fp_prog_ar_is_gnu = no; then
565 if FP_EVAL_STDERR(["$fp_prog_ar_raw" $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then
566 test -s conftest.err || fp_cv_prog_ar_supports_input=yes
570 if test $fp_cv_prog_ar_supports_input = yes; then
571 ArSupportsInput="-input"
575 AC_SUBST([ArSupportsInput])
576 ])# FP_PROG_AR_SUPPORTS_INPUT
580 dnl AC_SHEBANG_PERL - can we she-bang perl?
582 AC_DEFUN([FPTOOLS_SHEBANG_PERL],
583 [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
588 (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null)
589 if test $? -ne 69; then
590 fptools_cv_shebang_perl=yes
592 fptools_cv_shebang_perl=no
600 # Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the
601 # output variables HaveGcc and GccVersion.
602 AC_DEFUN([FP_HAVE_GCC],
603 [AC_REQUIRE([AC_PROG_CC])
604 if test -z "$GCC"; then
609 if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
610 AC_MSG_ERROR([gcc is required])
613 AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
614 [if test "$fp_have_gcc" = "YES"; then
615 fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
616 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.0],
617 [AC_MSG_ERROR([Need at least gcc version 3.0 (3.4+ recommended)])])
618 # See #2770: gcc 2.95 doesn't work any more, apparently. There probably
619 # isn't a very good reason for that, but for now just make configure
621 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES)
623 fp_cv_gcc_version="not-installed"
626 AC_SUBST([HaveGcc], [$fp_have_gcc])
627 AC_SUBST([GccVersion], [$fp_cv_gcc_version])
631 dnl Small feature test for perl version. Assumes PerlCmd
632 dnl contains path to perl binary.
634 dnl (Perl versions prior to v5.6 does not contain the string "v5";
635 dnl instead they display version strings such as "version 5.005".)
637 AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
638 [$PerlCmd -v >conftest.out 2>&1
639 if grep "v5" conftest.out >/dev/null 2>&1; then
642 AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
648 # FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR,
649 # [VALUE-IF-NOT-FOUND], [PATH], [REJECT])
650 # -----------------------------------------------------
651 # HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path
652 # of PROG-TO-CHECK-FOR when found.
653 AC_DEFUN([FP_CHECK_PROG],
654 [AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl
660 # Find a non-WinDoze version of the "find" utility.
661 AC_DEFUN([FP_PROG_FIND],
662 [AC_PATH_PROGS([fp_prog_find], [gfind find], find)
663 echo foo > conftest.txt
664 $fp_prog_find conftest.txt -print > conftest.out 2>&1
665 if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then
666 # OK, looks like a real "find".
667 case $HostPlatform in
669 if test x${OSTYPE} != xmsys
671 fp_prog_find="`cygpath --mixed ${fp_prog_find}`"
672 AC_MSG_NOTICE([normalized find command to $fp_prog_find])
676 FindCmd="$fp_prog_find"
678 # Found a poor WinDoze version of "find", ignore it.
679 AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
680 FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
682 rm -f conftest.txt conftest.out
683 AC_SUBST([FindCmd])[]dnl
689 # Find a Unix-like sort
690 AC_DEFUN([FP_PROG_SORT],
691 [AC_PATH_PROG([fp_prog_sort], [sort])
692 echo conwip > conftest.txt
693 $fp_prog_sort -f conftest.txt > conftest.out 2>&1
694 if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
696 SortCmd="$fp_prog_sort"
698 # Summink else..pick next one.
699 AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
700 FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
702 rm -f conftest.txt conftest.out
703 AC_SUBST([SortCmd])[]dnl
707 dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
708 dnl values of the second argument to the result of running
709 dnl the commands given by the third. It does not cache its
710 dnl result, so it is suitable for checks which should be
713 AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
714 [AC_MSG_CHECKING([$1])
716 AC_MSG_RESULT([$][$2])
720 dnl FPTOOLS_GHC_VERSION(version)
721 dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
722 dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
724 dnl Test for version of installed ghc. Uses $GHC.
725 dnl [original version pinched from c2hs]
727 AC_DEFUN([FPTOOLS_GHC_VERSION],
728 [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
729 ["${WithGhc-ghc}" --version > conftestghc 2>&1
730 cat conftestghc >&AS_MESSAGE_LOG_FD
731 #Useless Use Of cat award...
732 fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
734 if test "[$]fptools_version_of_ghc" = ""
736 fptools_version_of_ghc='unknown'
738 fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'`
739 fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
740 fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'`
742 if test "[$]fptools_version_of_ghc[_pl]" = ""
744 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
745 fptools_version_of_ghc[_pl]="0"
747 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
751 [$1]="[$]fptools_version_of_ghc[_all]"
753 [$1]="[$]fptools_version_of_ghc[_major]"
754 [$2]="[$]fptools_version_of_ghc[_minor]"
756 [$1]="[$]fptools_version_of_ghc[_major]"
757 [$2]="[$]fptools_version_of_ghc[_minor]"
758 [$3]="[$]fptools_version_of_ghc[_pl]"
760 [$1]="[$]fptools_version_of_ghc[_all]"
761 [$2]="[$]fptools_version_of_ghc[_major]"
762 [$3]="[$]fptools_version_of_ghc[_minor]"
763 [$4]="[$]fptools_version_of_ghc[_pl]"
769 # FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
770 # ---------------------------------------------------------------------------------
771 # A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
772 # additional flexibility of specifying the PROLOGUE and BODY.
773 AC_DEFUN([FP_CHECK_FUNC],
774 [AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl
775 AC_CACHE_CHECK([for $1], fp_func,
776 [AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])],
777 [AS_VAR_SET(fp_func, yes)],
778 [AS_VAR_SET(fp_func, no)])])
779 AS_IF([test AS_VAR_GET(fp_func) = yes],
780 [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1],
781 [Define to 1 if you have the `]$1[' function.]) $4],
783 AS_VAR_POPDEF([fp_func])dnl
789 # Generates a DocBook XML V4.5 document in conftest.xml.
791 # It took a lot of experimentation to find a document that will cause
792 # xsltproc to fail with an error code when the relevant
793 # stylesheets/DTDs are not found. I couldn't make xsltproc fail with
794 # a single-file document, it seems a multi-file document is needed.
797 AC_DEFUN([FP_GEN_DOCBOOK_XML],
798 [rm -f conftest.xml conftest-book.xml
799 cat > conftest.xml << EOF
800 <?xml version="1.0" encoding="iso-8859-1"?>
801 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
802 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [[
803 <!ENTITY conftest-book SYSTEM "conftest-book.xml">
809 cat >conftest-book.xml << EOF
810 <?xml version="1.0" encoding="iso-8859-1"?>
811 <title>A DocBook “Test Document”</title>
812 <chapter id="id-one">
813 <title>A Chapter Title</title>
814 <para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
816 <chapter id="id-two">
817 <title>Another Chapter Title</title>
818 <para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
821 ]) # FP_GEN_DOCBOOK_XML
826 # Sets the output variable DblatexCmd to the full path of dblatex,
827 # which we use for building PDF and PS docs.
828 # DblatexCmd is empty if dblatex could not be found.
829 AC_DEFUN([FP_PROG_DBLATEX],
830 [AC_PATH_PROG([DblatexCmd], [dblatex])
831 if test -z "$DblatexCmd"; then
832 AC_MSG_WARN([cannot find dblatex in your PATH, you will not be able to build the PDF and PS documentation])
839 # Sets the output variable XsltprocCmd to the full path of the XSLT processor
840 # xsltproc. XsltprocCmd is empty if xsltproc could not be found.
841 AC_DEFUN([FP_PROG_XSLTPROC],
842 [AC_PATH_PROG([XsltprocCmd], [xsltproc])
843 if test -z "$XsltprocCmd"; then
844 AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation])
850 # ----------------------------
851 # Check that we can process a DocBook XML document to HTML using xsltproc.
852 AC_DEFUN([FP_DOCBOOK_XSL],
853 [AC_REQUIRE([FP_PROG_XSLTPROC])dnl
854 if test -n "$XsltprocCmd"; then
855 AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl,
857 fp_cv_dir_docbook_xsl=no
858 if $XsltprocCmd --nonet http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl conftest.xml > /dev/null 2>&1; then
859 fp_cv_dir_docbook_xsl=yes
863 if test x"$fp_cv_dir_docbook_xsl" = xno; then
864 AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
869 AC_SUBST([HAVE_DOCBOOK_XSL])
875 # Sets the output variable XmllintCmd to the full path of the XSLT processor
876 # xmllint. XmllintCmd is empty if xmllint could not be found.
877 AC_DEFUN([FP_PROG_XMLLINT],
878 [AC_PATH_PROG([XmllintCmd], [xmllint])
879 if test -z "$XmllintCmd"; then
880 AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
885 # FP_CHECK_DOCBOOK_DTD
886 # --------------------
887 AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
888 [AC_REQUIRE([FP_PROG_XMLLINT])dnl
889 if test -n "$XmllintCmd"; then
890 AC_MSG_CHECKING([for DocBook DTD])
892 if $XmllintCmd --nonet --valid --noout conftest.xml ; then
895 AC_MSG_RESULT([failed])
896 AC_MSG_WARN([cannot find a DTD for DocBook XML V4.5, you will not be able to validate your documentation])
897 AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
901 ])# FP_CHECK_DOCBOOK_DTD
906 # Generates a formatting objects document in conftest.fo.
907 AC_DEFUN([FP_GEN_FO],
909 cat > conftest.fo << EOF
910 <?xml version="1.0"?>
911 <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
912 <fo:layout-master-set>
913 <fo:simple-page-master master-name="blank">
915 </fo:simple-page-master>
916 </fo:layout-master-set>
917 <fo:page-sequence master-reference="blank">
918 <fo:flow flow-name="xsl-region-body">
931 # Set the output variable 'FopCmd' to the first working 'fop' in the current
932 # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
933 # /usr/share/fop/fop.sh in that case (or no 'fop'), too.
934 AC_DEFUN([FP_PROG_FOP],
935 [AC_PATH_PROGS([FopCmd1], [fop fop.sh])
936 if test -n "$FopCmd1"; then
937 AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
939 if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then
940 fp_cv_fop_usability=yes
942 fp_cv_fop_usability=no
945 if test x"$fp_cv_fop_usability" = xyes; then
949 if test -z "$FopCmd"; then
950 AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop])
959 # Sets the output variable HstagsCmd to the full Haskell tags program path.
960 # HstagsCmd is empty if no such program could be found.
961 AC_DEFUN([FP_PROG_HSTAGS],
962 [AC_PATH_PROG([HstagsCmd], [hasktags])
963 if test -z "$HstagsCmd"; then
964 AC_MSG_WARN([cannot find hasktags in your PATH, you will not be able to build the tags])
971 # Try to find a ghc-pkg matching the ghc mentioned in the environment variable
972 # WithGhc. Sets the output variable GhcPkgCmd.
973 AC_DEFUN([FP_PROG_GHC_PKG],
974 [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
976 # If we are told to use ghc-stage2, then we're using an in-tree
977 # compiler. In this case, we just want ghc-pkg, not ghc-pkg-stage2,
978 # so we sed off -stage[0-9]$. However, if we are told to use
979 # ghc-6.12.1 then we want to use ghc-pkg-6.12.1, so we keep any
981 fp_ghc_pkg_guess=`echo $WithGhc | sed -e 's/-stage@<:@0-9@:>@$//' -e 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
982 if "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then
983 fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
985 AC_MSG_ERROR([Cannot find matching ghc-pkg])
987 GhcPkgCmd=$fp_cv_matching_ghc_pkg
988 AC_SUBST([GhcPkgCmd])
994 # Determine which extra flags we need to pass gcc when we invoke it
995 # to compile .hc code.
997 # Some OSs (Mandrake Linux, in particular) configure GCC with
998 # -momit-leaf-frame-pointer on by default. If this is the case, we
999 # need to turn it off for mangling to work. The test is currently a
1000 # bit crude, using only the version number of gcc.
1002 # -fwrapv is needed for gcc to emit well-behaved code in the presence of
1003 # integer wrap around. (Trac #952)
1005 # -fno-unit-at-a-time or -fno-toplevel-reoder is necessary to avoid gcc
1006 # reordering things in the module and confusing the manger and/or splitter.
1009 AC_DEFUN([FP_GCC_EXTRA_FLAGS],
1010 [AC_REQUIRE([FP_HAVE_GCC])
1011 AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts],
1012 [fp_cv_gcc_extra_opts=
1013 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1014 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"],
1016 case $TargetPlatform in
1018 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.2],
1019 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -mno-omit-leaf-frame-pointer"],
1021 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1022 [FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1023 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1024 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-unit-at-a-time"]
1029 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1030 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1035 AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts)
1039 # FP_SETUP_PROJECT_VERSION
1040 # ---------------------
1041 AC_DEFUN([FP_SETUP_PROJECT_VERSION],
1043 if test "$RELEASE" = "NO"; then
1044 AC_MSG_CHECKING([for GHC version date])
1045 if test -f VERSION_DATE; then
1046 PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE`
1047 AC_MSG_RESULT(given $PACKAGE_VERSION)
1048 elif test -d .git; then
1050 ver_date=`git log -n 1 --date=short --pretty=format:%ci | sed "s/^.*\([0-9][0-9][0-9][0-9]\)-\([0-9][0-9]\)-\([0-9][0-9]\).*$/\1\2\3/"`
1051 if echo $ver_date | grep '^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]$' 2>&1 >/dev/null; then true; else
1052 changequote([, ])dnl
1053 AC_MSG_ERROR([failed to detect version date: check that git is in your path])
1055 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1056 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1057 elif test -d _darcs; then
1058 # TODO: Remove this branch after conversion to Git
1060 ver_date=`darcs changes --quiet --no-summary --xml | head -500 | grep 'date=' | sed "s/^.*date='\([0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]\).*$/\1/g" | ${SortCmd} -n | tail -1`
1061 if echo $ver_date | grep '^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]$' 2>&1 >/dev/null; then true; else
1062 changequote([, ])dnl
1063 AC_MSG_ERROR([failed to detect version date: check that darcs is in your path])
1065 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1066 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1067 elif test -f VERSION; then
1068 PACKAGE_VERSION=`cat VERSION`
1069 AC_MSG_RESULT(given $PACKAGE_VERSION)
1071 AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file])
1076 AC_SUBST([ProjectName], [$PACKAGE_NAME])
1077 AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])
1079 # Split PACKAGE_VERSION into (possibly empty) parts
1080 VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1081 VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1082 VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1083 ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1085 # Calculate project version as an integer, using 2 digits for minor version
1086 case $VERSION_MINOR in
1087 ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
1088 ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
1089 *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
1091 AC_SUBST([ProjectVersionInt])
1093 # The project patchlevel is zero unless stated otherwise
1094 test -z "$ProjectPatchLevel" && ProjectPatchLevel=0
1096 # Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508
1097 ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'`
1099 AC_SUBST([ProjectPatchLevel])
1100 ])# FP_SETUP_PROJECT_VERSION
1103 # Check for a working timer_create(). We need a pretty detailed check
1104 # here, because there exist partially-working implementations of
1105 # timer_create() in certain versions of Linux (see bug #1933).
1107 AC_DEFUN([FP_CHECK_TIMER_CREATE],
1108 [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)],
1109 [fptools_cv_timer_create_works],
1112 #ifdef HAVE_STDLIB_H
1118 #ifdef HAVE_SIGNAL_H
1121 #ifdef HAVE_UNISTD_H
1125 static volatile int tock = 0;
1126 static void handler(int i)
1131 static void timeout(int i)
1133 // timer_settime() has been known to hang, so just in case
1134 // we install a 1-second timeout (see #2257)
1138 int main(int argc, char *argv[])
1143 struct itimerspec it;
1144 struct sigaction action;
1147 ev.sigev_notify = SIGEV_SIGNAL;
1148 ev.sigev_signo = SIGVTALRM;
1150 action.sa_handler = handler;
1151 action.sa_flags = 0;
1152 sigemptyset(&action.sa_mask);
1153 if (sigaction(SIGVTALRM, &action, NULL) == -1) {
1154 fprintf(stderr,"SIGVTALRM problem\n");
1158 action.sa_handler = timeout;
1159 action.sa_flags = 0;
1160 sigemptyset(&action.sa_mask);
1161 if (sigaction(SIGALRM, &action, NULL) == -1) {
1162 fprintf(stderr,"SIGALRM problem\n");
1167 if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) {
1168 fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n");
1172 it.it_value.tv_sec = 0;
1173 it.it_value.tv_nsec = 1;
1174 it.it_interval = it.it_value;
1175 if (timer_settime(timer, 0, &it, NULL) != 0) {
1176 fprintf(stderr,"settime problem\n");
1182 for(n = 3; n < 20000; n++){
1183 for(m = 2; m <= n/2; m++){
1184 if (!(n%m)) count++;
1191 fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n");
1195 timer_delete(timer);
1197 if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) {
1198 fprintf(stderr,"No CLOCK_REALTIME timer\n");
1202 it.it_value.tv_sec = 0;
1203 it.it_value.tv_nsec = 1000000;
1204 it.it_interval = it.it_value;
1205 if (timer_settime(timer, 0, &it, NULL) != 0) {
1206 fprintf(stderr,"settime problem\n");
1215 fprintf(stderr,"no CLOCK_REALTIME signal\n");
1219 timer_delete(timer);
1224 [fptools_cv_timer_create_works=yes],
1225 [fptools_cv_timer_create_works=no])
1227 case $fptools_cv_timer_create_works in
1228 yes) AC_DEFINE([USE_TIMER_CREATE], 1,
1229 [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);;
1235 AC_DEFUN([FP_ICONV],
1237 dnl--------------------------------------------------------------------
1238 dnl * Deal with arguments telling us iconv is somewhere odd
1239 dnl--------------------------------------------------------------------
1241 dnl Note: ICONV_LIB_DIRS and ICONV_INCLUDE_DIRS are not predefined
1242 dnl to the empty string to allow them to be overridden from the
1245 AC_ARG_WITH([iconv-includes],
1246 [AC_HELP_STRING([--with-iconv-includes],
1247 [directory containing iconv.h])],
1248 [ICONV_INCLUDE_DIRS=$withval])
1250 AC_ARG_WITH([iconv-libraries],
1251 [AC_HELP_STRING([--with-iconv-libraries],
1252 [directory containing iconv library])],
1253 [ICONV_LIB_DIRS=$withval])
1255 AC_SUBST(ICONV_INCLUDE_DIRS)
1256 AC_SUBST(ICONV_LIB_DIRS)
1263 dnl--------------------------------------------------------------------
1264 dnl * Deal with arguments telling us gmp is somewhere odd
1265 dnl--------------------------------------------------------------------
1267 AC_ARG_WITH([gmp-includes],
1268 [AC_HELP_STRING([--with-gmp-includes],
1269 [directory containing gmp.h])],
1270 [GMP_INCLUDE_DIRS=$withval])
1272 AC_ARG_WITH([gmp-libraries],
1273 [AC_HELP_STRING([--with-gmp-libraries],
1274 [directory containing gmp library])],
1275 [GMP_LIB_DIRS=$withval])
1277 AC_SUBST(GMP_INCLUDE_DIRS)
1278 AC_SUBST(GMP_LIB_DIRS)
1281 # FP_CHECK_MACOSX_DEPLOYMENT_TARGET
1282 # ---------------------------------
1283 AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET],
1285 if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then
1286 AC_MSG_CHECKING([Mac OS X deployment target])
1287 case $FP_MACOSX_DEPLOYMENT_TARGET in
1289 10.4) MACOSX_DEPLOYMENT_VERSION=10.4
1290 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1292 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4
1293 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1295 *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET
1296 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk
1299 if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then
1302 if test ! -d $MACOSX_DEPLOYMENT_SDK; then
1303 AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET])
1305 AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})])
1310 # --------------------------------------------------------------
1311 # Calculate absolute path to build tree
1312 # --------------------------------------------------------------
1314 AC_DEFUN([FP_INTREE_GHC_PWD],[
1315 AC_MSG_NOTICE(Building in-tree ghc-pwd)
1317 dnl make -C utils/ghc-pwd clean && make -C utils/ghc-pwd
1318 dnl except we don't want to have to know what make is called. Sigh.
1319 rm -rf utils/ghc-pwd/dist-boot
1320 mkdir utils/ghc-pwd/dist-boot
1321 if ! "$WithGhc" -v0 -no-user-package-conf -hidir utils/ghc-pwd/dist-boot -odir utils/ghc-pwd/dist-boot -stubdir utils/ghc-pwd/dist-boot --make utils/ghc-pwd/Main.hs -o utils/ghc-pwd/dist-boot/ghc-pwd
1323 AC_MSG_ERROR([Building ghc-pwd failed])
1326 GHC_PWD=utils/ghc-pwd/dist-boot/ghc-pwd
1329 AC_DEFUN([FP_BINDIST_GHC_PWD],[
1330 GHC_PWD=utils/ghc-pwd/dist/build/tmp/ghc-pwd
1333 AC_DEFUN([FP_FIND_ROOT],[
1334 AC_MSG_CHECKING(for path to top of build tree)
1337 dnl Remove common automounter nonsense
1338 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'`
1340 if ! test -d "$hardtop"; then
1341 AC_MSG_ERROR([cannot determine current directory])
1344 dnl We don't support building in directories with spaces.
1348 The build system does not support building in a directory
1349 containing space characters.
1350 Suggestion: move the build tree somewhere else.])
1356 AC_MSG_RESULT($hardtop)
1359 # GHC_CONVERT_CPU(cpu, target_var)
1360 # --------------------------------
1361 # converts cpu from gnu to ghc naming, and assigns the result to $target_var
1362 AC_DEFUN([GHC_CONVERT_CPU],[
1419 echo "Unknown CPU $1"
1425 # GHC_CONVERT_VENDOR(vendor, target_var)
1426 # --------------------------------
1427 # converts vendor from gnu to ghc naming, and assigns the result to $target_var
1428 AC_DEFUN([GHC_CONVERT_VENDOR],[
1432 # GHC_CONVERT_OS(os, target_var)
1433 # --------------------------------
1434 # converts os from gnu to ghc naming, and assigns the result to $target_var
1435 AC_DEFUN([GHC_CONVERT_OS],[
1440 # As far as I'm aware, none of these have relevant variants
1441 freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku)
1445 echo "Unknown OS $1"
1451 # LIBRARY_VERSION(lib)
1452 # --------------------------------
1453 # Gets the version number of a library.
1454 # If $1 is ghc-prim, then we define LIBRARY_ghc_prim_VERSION as 1.2.3
1455 AC_DEFUN([LIBRARY_VERSION],[
1456 LIBRARY_[]translit([$1], [-], [_])[]_VERSION=`grep -i "^version:" libraries/$1/$1.cabal | sed "s/.* //"`
1457 AC_SUBST(LIBRARY_[]translit([$1], [-], [_])[]_VERSION)