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],
14 # By default, gcc on OS X will generate SSE
15 # instructions, which need things 16-byte aligned,
16 # but we don't 16-byte align things. Thus drop
17 # back to generic i686 compatibility. Trac #2983.
18 $2="$$2 -march=i686 -m32"
19 $3="$$3 -march=i686 -m32"
27 # If gcc knows about the stack protector, turn it off.
28 # Otherwise the stack-smash handler gets triggered.
29 echo 'int main(void) {return 0;}' > conftest.c
30 if $CC -c conftest.c -fno-stack-protector > /dev/null 2>&1
32 $2="$$2 -fno-stack-protector"
34 rm conftest.c conftest.o
38 # FP_VISIBILITY_HIDDEN
39 # ----------------------------------
40 # Is the visibility hidden attribute supported?
41 AC_DEFUN([FP_VISIBILITY_HIDDEN],
43 AC_MSG_CHECKING([whether __attribute__((visibility("hidden"))) is supported])
44 echo '__attribute__((visibility("hidden"))) void foo(void) {}' > conftest.c
45 if $CC -Wall -Werror -c conftest.c > /dev/null 2>&1
48 AC_DEFINE(HAS_VISIBILITY_HIDDEN, 1, [Has visibility hidden])
52 rm -f conftest.c conftest.o
56 # FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
57 # ----------------------------------
58 # Little endian Arm on Linux with some ABIs has big endian word order
59 # in doubles. Define FLOAT_WORDS_BIGENDIAN if this is the case.
60 AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN],
61 [AC_CACHE_CHECK([whether float word order is big endian], [fptools_cv_float_word_order_bigendian],
64 [#include <endian.h>],
65 [#if defined(__FLOAT_WORD_ORDER) && __FLOAT_WORD_ORDER == BIG_ENDIAN
68 not float word order big endian
71 [fptools_cv_float_word_order_bigendian=yes],
72 [fptools_cv_float_word_order_bigendian=no])
74 case $fptools_cv_float_word_order_bigendian in
76 AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
77 [Define to 1 if your processor stores words of floats with
78 the most significant byte first]) ;;
83 # FP_EVAL_STDERR(COMMAND)
84 # -----------------------
85 # Eval COMMAND, save its stderr (without lines resulting from shell tracing)
86 # into the file conftest.err and the exit status in the variable fp_status.
87 AC_DEFUN([FP_EVAL_STDERR],
88 [{ (eval $1) 2>conftest.er1
90 grep -v '^ *+' conftest.er1 >conftest.err
92 (exit $fp_status); }[]dnl
96 # FP_ARG_WITH_PATH_GNU_PROG
97 # --------------------
100 # $1 = the command to look for
101 # $2 = the variable to set
103 AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG],
106 [AC_HELP_STRING([--with-$2=ARG],
107 [Use ARG as the path to $2 [default=autodetect]])],
109 if test "$HostOS" = "mingw32"
111 AC_MSG_WARN([Request to use $withval will be ignored])
117 if test "$HostOS" != "mingw32"
119 AC_PATH_PROG([$1], [$2])
122 AC_MSG_ERROR([cannot find $2 in your PATH, no idea how to link])
127 ]) # FP_ARG_WITH_PATH_GNU_PROG
130 # FP_PROG_CONTEXT_DIFF
131 # --------------------
132 # Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
134 # Note: NeXTStep thinks diff'ing a file against itself is "trouble".
136 # Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest.
137 AC_DEFUN([FP_PROG_CONTEXT_DIFF],
138 [AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff],
139 [echo foo > conftest1
141 fp_cv_context_diff=no
142 for fp_var in '-U 1' '-u1' '-C 1' '-c1'
144 if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then
145 fp_cv_context_diff="diff $fp_var"
149 if test x"$fp_cv_context_diff" = xno; then
150 AC_MSG_ERROR([cannot figure out how to do context diffs])
152 AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff])
153 ])# FP_PROG_CONTEXT_DIFF
156 # FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
157 # --------------------------------------------------------
158 # Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
159 # compilation. Execute IF-FAILS when unable to determine the value. Works for
160 # cross-compilation, too.
162 # Implementation note: We are lazy and use an internal autoconf macro, but it
163 # is supported in autoconf versions 2.50 up to the actual 2.57, so there is
165 AC_DEFUN([FP_COMPUTE_INT],
166 [_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl
170 # FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES])
171 # ------------------------------------------------------------------
172 # A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a
173 # given type. Defines ALIGNMENT_TYPE.
174 AC_DEFUN([FP_CHECK_ALIGNMENT],
175 [AS_LITERAL_IF(m4_translit([[$1]], [*], [p]), [],
176 [AC_FATAL([$0: requires literal arguments])])[]dnl
177 AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
178 m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
179 AC_CACHE_CHECK([alignment of $1], [fp_Cache],
180 [if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
181 FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
183 [AC_INCLUDES_DEFAULT([$3])],
184 [AC_MSG_ERROR([cannot compute alignment ($1)
185 See `config.log' for more details.], [77])])
189 AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl
190 m4_popdef([fp_Cache])[]dnl
191 ])# FP_CHECK_ALIGNMENT
194 # FP_LEADING_UNDERSCORE
195 # ---------------------
196 # Test for determining whether symbol names have a leading underscore. We assume
197 # that they _haven't_ if anything goes wrong. Sets the output variable
198 # LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly.
200 # Some nlist implementations seem to try to be compatible by ignoring a leading
201 # underscore sometimes (eg. FreeBSD). We therefore have to work around this by
202 # checking for *no* leading underscore first. Sigh. --SDM
204 # Similarly on OpenBSD, but this test doesn't help. -- dons
205 AC_DEFUN([FP_LEADING_UNDERSCORE],
206 [AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"])
207 AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [
208 # Hack!: nlist() under Digital UNIX insist on there being an _,
209 # but symbol table listings shows none. What is going on here?!?
211 # Another hack: cygwin doesn't come with nlist.h , so we hardwire
212 # the underscoredness of that "platform"
213 case $HostPlatform in
214 *openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
216 i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;;
217 *) fptools_cv_leading_underscore=no ;;
219 alpha-dec-osf*) fptools_cv_leading_underscore=no;;
220 *cygwin32) fptools_cv_leading_underscore=yes;;
221 *mingw32) fptools_cv_leading_underscore=yes;;
223 # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries
224 x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;;
226 *) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
228 struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
229 struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
237 if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
239 if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
243 }]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
246 AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
247 if test x"$fptools_cv_leading_underscore" = xyes; then
248 AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.])
249 fi])# FP_LEADING_UNDERSCORE
252 # FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
253 # ----------------------------------------------------------------------------------
254 # Compare dotted version numbers VERSION1 and VERSION2 lexicographically according
255 # to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge).
256 AC_DEFUN([FP_COMPARE_VERSIONS],
257 [fp_version1=$1; fp_version2=$3
258 fp_save_IFS=$IFS; IFS='.'
259 while test x"$fp_version1" != x || test x"$fp_version2" != x
262 set dummy $fp_version1; shift
264 test $[@%:@] = 0 || { fp_num1="[$]1"; shift; }
265 test x"$fp_num1" = x && fp_num1="0"
268 set dummy $fp_version2; shift
270 test $[@%:@] = 0 || { fp_num2="[$]1"; shift; }
271 test x"$fp_num2" = x && fp_num2="0"
274 test "$fp_num1" = "$fp_num2" || break;
277 AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl
278 ])# FP_COMPARE_VERSIONS
282 dnl Check for GreenCard and version.
284 AC_DEFUN([FPTOOLS_GREENCARD],
286 AC_PATH_PROG(GreenCardCmd,greencard)
287 AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
289 [if test x"$GreenCardCmd" != x; then
290 fptools_cv_greencard_version="`$GreenCardCmd --version |
291 grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
293 fptools_cv_greencard_version=""
297 FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1],
298 [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl
299 GreenCardVersion=$fptools_cv_greencard_version
300 AC_SUBST(GreenCardVersion)
304 dnl Check for Happy and version. If we're building GHC, then we need
305 dnl at least Happy version 1.14. If there's no installed Happy, we look
306 dnl for a happy source tree and point the build system at that instead.
308 AC_DEFUN([FPTOOLS_HAPPY],
309 [AC_PATH_PROG(HappyCmd,happy,)
310 # Happy is passed to Cabal, so we need a native path
311 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
312 test "${OSTYPE}" != "msys" && \
313 test "${HappyCmd}" != ""
315 # Canonicalise to <drive>:/path/to/gcc
316 HappyCmd=`cygpath -m "${HappyCmd}"`
317 AC_MSG_NOTICE([normalized happy command to $HappyCmd])
320 AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
322 [if test x"$HappyCmd" != x; then
323 fptools_cv_happy_version=`"$HappyCmd" -v |
324 grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ;
326 fptools_cv_happy_version="";
330 if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
332 FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16],
333 [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[]
335 HappyVersion=$fptools_cv_happy_version;
336 AC_SUBST(HappyVersion)
340 dnl Check for Alex and version. If we're building GHC, then we need
341 dnl at least Alex version 2.0.1.
343 AC_DEFUN([FPTOOLS_ALEX],
345 AC_PATH_PROG(AlexCmd,alex,)
346 # Alex is passed to Cabal, so we need a native path
347 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
348 test "${OSTYPE}" != "msys" && \
349 test "${AlexCmd}" != ""
351 # Canonicalise to <drive>:/path/to/gcc
352 AlexCmd=`cygpath -m "${AlexCmd}"`
355 AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
357 [if test x"$AlexCmd" != x; then
358 fptools_cv_alex_version=`"$AlexCmd" -v |
359 grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'` ;
361 fptools_cv_alex_version="";
365 if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
367 FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0],
368 [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]
370 AlexVersion=$fptools_cv_alex_version;
371 AC_SUBST(AlexVersion)
377 # Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
378 # variable's value is empty.
379 AC_DEFUN([FP_PROG_LD_X],
381 AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
382 [echo 'foo() {}' > conftest.c
383 ${CC-cc} -c conftest.c
384 if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then
390 if test "$fp_cv_ld_x" = yes; then
401 # Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
403 AC_DEFUN([FP_PROG_LD_IS_GNU],
405 AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
406 [if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
411 AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
412 ])# FP_PROG_LD_IS_GNU
417 # Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin
418 # version of it. Exits if no ar can be found
419 AC_DEFUN([FP_PROG_AR],
420 [AC_PATH_PROG([fp_prog_ar_raw], [ar])
421 if test -z "$fp_prog_ar_raw"; then
422 AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
424 fp_prog_ar="$fp_prog_ar_raw"
425 case $HostPlatform in
426 *mingw32) if test x${OSTYPE} != xmsys; then
427 fp_prog_ar="`cygpath -w "${fp_prog_ar_raw}" | sed -e 's@\\\\@/@g'`"
428 AC_MSG_NOTICE([normalized ar command to $fp_prog_ar])
437 # Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not.
438 AC_DEFUN([FP_PROG_AR_IS_GNU],
439 [AC_REQUIRE([FP_PROG_AR])
440 AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu],
441 [if "$fp_prog_ar_raw" --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
442 fp_cv_prog_ar_is_gnu=yes
444 fp_cv_prog_ar_is_gnu=no
446 fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu
447 AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`])
448 ])# FP_PROG_AR_IS_GNU
451 # FP_PROG_AR_SUPPORTS_ATFILE
453 # Sets fp_prog_ar_supports_atfile to yes or no, depending on whether
454 # or not it supports the @file syntax
455 AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE],
456 [AC_REQUIRE([FP_PROG_AR])
457 AC_REQUIRE([FP_PROG_AR_ARGS])
458 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile],
462 echo conftest.file > conftest.atfile
463 echo conftest.file >> conftest.atfile
464 "$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1
465 fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file`
467 if test "$fp_prog_ar_supports_atfile_tmp" -eq 2
469 fp_cv_prog_ar_supports_atfile=yes
471 fp_cv_prog_ar_supports_atfile=no
473 fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile
474 AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`])
475 ])# FP_PROG_AR_SUPPORTS_ATFILE
479 # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd
480 # to a non-Cygwin invocation of ar including these arguments.
481 AC_DEFUN([FP_PROG_AR_ARGS],
482 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
483 AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args],
485 # GNU ar needs special treatment: it appears to have problems with
486 # object files with the same name if you use the 's' modifier, but
487 # simple 'ar q' works fine, and doesn't need a separate ranlib.
488 if test $fp_prog_ar_is_gnu = yes; then
489 fp_cv_prog_ar_args="q"
492 for fp_var in clqsZ clqs cqs clq cq ; do
494 if "$fp_prog_ar_raw" $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then
495 fp_cv_prog_ar_args=$fp_var
500 if test -z "$fp_cv_prog_ar_args"; then
501 AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw])
504 fp_prog_ar_args=$fp_cv_prog_ar_args
505 AC_SUBST([ArCmd], ["$fp_prog_ar"])
506 AC_SUBST([ArArgs], ["$fp_prog_ar_args"])
511 # FP_PROG_AR_NEEDS_RANLIB
512 # -----------------------
513 # Sets the output variable RANLIB to "ranlib" if it is needed and found,
515 AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
516 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
517 AC_REQUIRE([FP_PROG_AR_ARGS])
518 AC_REQUIRE([AC_PROG_CC])
519 AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
520 [if test $fp_prog_ar_is_gnu = yes; then
521 fp_cv_prog_ar_needs_ranlib=no
522 elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then
523 # It's quite tedious to check for Apple's crazy timestamps in .a files,
525 fp_cv_prog_ar_needs_ranlib=yes
526 elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
527 fp_cv_prog_ar_needs_ranlib=no
529 fp_cv_prog_ar_needs_ranlib=yes
531 if test $fp_cv_prog_ar_needs_ranlib = yes; then
537 ])# FP_PROG_AR_NEEDS_RANLIB
540 # FP_PROG_AR_SUPPORTS_INPUT
541 # -------------------------
542 # Sets the output variable ArSupportsInput to "-input" or "", depending on
543 # whether ar supports -input flag is supported or not.
544 AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT],
545 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
546 AC_REQUIRE([FP_PROG_AR_ARGS])
547 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input],
548 [fp_cv_prog_ar_supports_input=no
549 if test $fp_prog_ar_is_gnu = no; then
552 if FP_EVAL_STDERR(["$fp_prog_ar_raw" $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then
553 test -s conftest.err || fp_cv_prog_ar_supports_input=yes
557 if test $fp_cv_prog_ar_supports_input = yes; then
558 ArSupportsInput="-input"
562 AC_SUBST([ArSupportsInput])
563 ])# FP_PROG_AR_SUPPORTS_INPUT
567 dnl AC_SHEBANG_PERL - can we she-bang perl?
569 AC_DEFUN([FPTOOLS_SHEBANG_PERL],
570 [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
575 (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null)
576 if test $? -ne 69; then
577 fptools_cv_shebang_perl=yes
579 fptools_cv_shebang_perl=no
587 # Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the
588 # output variables HaveGcc and GccVersion.
589 AC_DEFUN([FP_HAVE_GCC],
590 [AC_REQUIRE([AC_PROG_CC])
591 if test -z "$GCC"; then
596 if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
597 AC_MSG_ERROR([gcc is required])
600 AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
601 [if test "$fp_have_gcc" = "YES"; then
602 fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
603 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.0],
604 [AC_MSG_ERROR([Need at least gcc version 3.0 (3.4+ recommended)])])
605 # See #2770: gcc 2.95 doesn't work any more, apparently. There probably
606 # isn't a very good reason for that, but for now just make configure
608 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES)
610 fp_cv_gcc_version="not-installed"
613 AC_SUBST([HaveGcc], [$fp_have_gcc])
614 AC_SUBST([GccVersion], [$fp_cv_gcc_version])
618 dnl Small feature test for perl version. Assumes PerlCmd
619 dnl contains path to perl binary.
621 dnl (Perl versions prior to v5.6 does not contain the string "v5";
622 dnl instead they display version strings such as "version 5.005".)
624 AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
625 [$PerlCmd -v >conftest.out 2>&1
626 if grep "v5" conftest.out >/dev/null 2>&1; then
629 AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
635 # FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR,
636 # [VALUE-IF-NOT-FOUND], [PATH], [REJECT])
637 # -----------------------------------------------------
638 # HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path
639 # of PROG-TO-CHECK-FOR when found.
640 AC_DEFUN([FP_CHECK_PROG],
641 [AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl
647 # Find a non-WinDoze version of the "find" utility.
648 AC_DEFUN([FP_PROG_FIND],
649 [AC_PATH_PROGS([fp_prog_find], [gfind find], find)
650 echo foo > conftest.txt
651 $fp_prog_find conftest.txt -print > conftest.out 2>&1
652 if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then
653 # OK, looks like a real "find".
654 case $HostPlatform in
656 if test x${OSTYPE} != xmsys
658 fp_prog_find="`cygpath --mixed ${fp_prog_find}`"
659 AC_MSG_NOTICE([normalized find command to $fp_prog_find])
663 FindCmd="$fp_prog_find"
665 # Found a poor WinDoze version of "find", ignore it.
666 AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
667 FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
669 rm -f conftest.txt conftest.out
670 AC_SUBST([FindCmd])[]dnl
676 # Find a Unix-like sort
677 AC_DEFUN([FP_PROG_SORT],
678 [AC_PATH_PROG([fp_prog_sort], [sort])
679 echo conwip > conftest.txt
680 $fp_prog_sort -f conftest.txt > conftest.out 2>&1
681 if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
683 SortCmd="$fp_prog_sort"
685 # Summink else..pick next one.
686 AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
687 FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
689 rm -f conftest.txt conftest.out
690 AC_SUBST([SortCmd])[]dnl
694 dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
695 dnl values of the second argument to the result of running
696 dnl the commands given by the third. It does not cache its
697 dnl result, so it is suitable for checks which should be
700 AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
701 [AC_MSG_CHECKING([$1])
703 AC_MSG_RESULT([$][$2])
707 dnl FPTOOLS_GHC_VERSION(version)
708 dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
709 dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
711 dnl Test for version of installed ghc. Uses $GHC.
712 dnl [original version pinched from c2hs]
714 AC_DEFUN([FPTOOLS_GHC_VERSION],
715 [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
716 ["${WithGhc-ghc}" --version > conftestghc 2>&1
717 cat conftestghc >&AS_MESSAGE_LOG_FD
718 #Useless Use Of cat award...
719 fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
721 if test "[$]fptools_version_of_ghc" = ""
723 fptools_version_of_ghc='unknown'
725 fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'`
726 fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
727 fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'`
729 if test "[$]fptools_version_of_ghc[_pl]" = ""
731 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
732 fptools_version_of_ghc[_pl]="0"
734 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
738 [$1]="[$]fptools_version_of_ghc[_all]"
740 [$1]="[$]fptools_version_of_ghc[_major]"
741 [$2]="[$]fptools_version_of_ghc[_minor]"
743 [$1]="[$]fptools_version_of_ghc[_major]"
744 [$2]="[$]fptools_version_of_ghc[_minor]"
745 [$3]="[$]fptools_version_of_ghc[_pl]"
747 [$1]="[$]fptools_version_of_ghc[_all]"
748 [$2]="[$]fptools_version_of_ghc[_major]"
749 [$3]="[$]fptools_version_of_ghc[_minor]"
750 [$4]="[$]fptools_version_of_ghc[_pl]"
756 # FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
757 # ---------------------------------------------------------------------------------
758 # A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
759 # additional flexibility of specifying the PROLOGUE and BODY.
760 AC_DEFUN([FP_CHECK_FUNC],
761 [AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl
762 AC_CACHE_CHECK([for $1], fp_func,
763 [AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])],
764 [AS_VAR_SET(fp_func, yes)],
765 [AS_VAR_SET(fp_func, no)])])
766 AS_IF([test AS_VAR_GET(fp_func) = yes],
767 [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1],
768 [Define to 1 if you have the `]$1[' function.]) $4],
770 AS_VAR_POPDEF([fp_func])dnl
776 # Generates a DocBook XML V4.5 document in conftest.xml.
778 # It took a lot of experimentation to find a document that will cause
779 # xsltproc to fail with an error code when the relevant
780 # stylesheets/DTDs are not found. I couldn't make xsltproc fail with
781 # a single-file document, it seems a multi-file document is needed.
784 AC_DEFUN([FP_GEN_DOCBOOK_XML],
785 [rm -f conftest.xml conftest-book.xml
786 cat > conftest.xml << EOF
787 <?xml version="1.0" encoding="iso-8859-1"?>
788 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
789 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [[
790 <!ENTITY conftest-book SYSTEM "conftest-book.xml">
796 cat >conftest-book.xml << EOF
797 <?xml version="1.0" encoding="iso-8859-1"?>
798 <title>A DocBook “Test Document”</title>
799 <chapter id="id-one">
800 <title>A Chapter Title</title>
801 <para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
803 <chapter id="id-two">
804 <title>Another Chapter Title</title>
805 <para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
808 ]) # FP_GEN_DOCBOOK_XML
813 # Sets the output variable DblatexCmd to the full path of dblatex,
814 # which we use for building PDF and PS docs.
815 # DblatexCmd is empty if dblatex could not be found.
816 AC_DEFUN([FP_PROG_DBLATEX],
817 [AC_PATH_PROG([DblatexCmd], [dblatex])
818 if test -z "$DblatexCmd"; then
819 AC_MSG_WARN([cannot find dblatex in your PATH, you will not be able to build the PDF and PS documentation])
826 # Sets the output variable XsltprocCmd to the full path of the XSLT processor
827 # xsltproc. XsltprocCmd is empty if xsltproc could not be found.
828 AC_DEFUN([FP_PROG_XSLTPROC],
829 [AC_PATH_PROG([XsltprocCmd], [xsltproc])
830 if test -z "$XsltprocCmd"; then
831 AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation])
837 # ----------------------------
838 # Check that we can process a DocBook XML document to HTML using xsltproc.
839 AC_DEFUN([FP_DOCBOOK_XSL],
840 [AC_REQUIRE([FP_PROG_XSLTPROC])dnl
841 if test -n "$XsltprocCmd"; then
842 AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl,
844 fp_cv_dir_docbook_xsl=no
845 if $XsltprocCmd --nonet http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl conftest.xml > /dev/null 2>&1; then
846 fp_cv_dir_docbook_xsl=yes
850 if test x"$fp_cv_dir_docbook_xsl" = xno; then
851 AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
856 AC_SUBST([HAVE_DOCBOOK_XSL])
862 # Sets the output variable XmllintCmd to the full path of the XSLT processor
863 # xmllint. XmllintCmd is empty if xmllint could not be found.
864 AC_DEFUN([FP_PROG_XMLLINT],
865 [AC_PATH_PROG([XmllintCmd], [xmllint])
866 if test -z "$XmllintCmd"; then
867 AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
872 # FP_CHECK_DOCBOOK_DTD
873 # --------------------
874 AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
875 [AC_REQUIRE([FP_PROG_XMLLINT])dnl
876 if test -n "$XmllintCmd"; then
877 AC_MSG_CHECKING([for DocBook DTD])
879 if $XmllintCmd --nonet --valid --noout conftest.xml ; then
882 AC_MSG_RESULT([failed])
883 AC_MSG_WARN([cannot find a DTD for DocBook XML V4.5, you will not be able to validate your documentation])
884 AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
888 ])# FP_CHECK_DOCBOOK_DTD
893 # Generates a formatting objects document in conftest.fo.
894 AC_DEFUN([FP_GEN_FO],
896 cat > conftest.fo << EOF
897 <?xml version="1.0"?>
898 <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
899 <fo:layout-master-set>
900 <fo:simple-page-master master-name="blank">
902 </fo:simple-page-master>
903 </fo:layout-master-set>
904 <fo:page-sequence master-reference="blank">
905 <fo:flow flow-name="xsl-region-body">
918 # Set the output variable 'FopCmd' to the first working 'fop' in the current
919 # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
920 # /usr/share/fop/fop.sh in that case (or no 'fop'), too.
921 AC_DEFUN([FP_PROG_FOP],
922 [AC_PATH_PROGS([FopCmd1], [fop fop.sh])
923 if test -n "$FopCmd1"; then
924 AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
926 if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then
927 fp_cv_fop_usability=yes
929 fp_cv_fop_usability=no
932 if test x"$fp_cv_fop_usability" = xyes; then
936 if test -z "$FopCmd"; then
937 AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop])
946 # Sets the output variable HstagsCmd to the full Haskell tags program path.
947 # HstagsCmd is empty if no such program could be found.
948 AC_DEFUN([FP_PROG_HSTAGS],
949 [AC_PATH_PROG([HstagsCmd], [hasktags])
950 if test -z "$HstagsCmd"; then
951 AC_MSG_WARN([cannot find hasktags in your PATH, you will not be able to build the tags])
958 # Try to find a ghc-pkg matching the ghc mentioned in the environment variable
959 # WithGhc. Sets the output variable GhcPkgCmd.
960 AC_DEFUN([FP_PROG_GHC_PKG],
961 [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
963 # If we are told to use ghc-stage2, then we're using an in-tree
964 # compiler. In this case, we just want ghc-pkg, not ghc-pkg-stage2,
965 # so we sed off -stage[0-9]$. However, if we are told to use
966 # ghc-6.12.1 then we want to use ghc-pkg-6.12.1, so we keep any
968 fp_ghc_pkg_guess=`echo $WithGhc | sed -e 's/-stage@<:@0-9@:>@$//' -e 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
969 if "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then
970 fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
972 AC_MSG_ERROR([Cannot find matching ghc-pkg])
974 GhcPkgCmd=$fp_cv_matching_ghc_pkg
975 AC_SUBST([GhcPkgCmd])
981 # Determine which extra flags we need to pass gcc when we invoke it
982 # to compile .hc code.
984 # Some OSs (Mandrake Linux, in particular) configure GCC with
985 # -momit-leaf-frame-pointer on by default. If this is the case, we
986 # need to turn it off for mangling to work. The test is currently a
987 # bit crude, using only the version number of gcc.
989 # -fwrapv is needed for gcc to emit well-behaved code in the presence of
990 # integer wrap around. (Trac #952)
992 # -fno-unit-at-a-time or -fno-toplevel-reoder is necessary to avoid gcc
993 # reordering things in the module and confusing the manger and/or splitter.
996 AC_DEFUN([FP_GCC_EXTRA_FLAGS],
997 [AC_REQUIRE([FP_HAVE_GCC])
998 AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts],
999 [fp_cv_gcc_extra_opts=
1000 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1001 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"],
1003 case $TargetPlatform in
1005 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.2],
1006 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -mno-omit-leaf-frame-pointer"],
1008 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1009 [FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1010 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1011 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-unit-at-a-time"]
1016 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1017 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1022 AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts)
1026 # FP_SETUP_PROJECT_VERSION
1027 # ---------------------
1028 AC_DEFUN([FP_SETUP_PROJECT_VERSION],
1030 if test "$RELEASE" = "NO"; then
1031 AC_MSG_CHECKING([for GHC version date])
1032 if test -f VERSION_DATE; then
1033 PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE`
1034 AC_MSG_RESULT(given $PACKAGE_VERSION)
1035 elif test -d .git; then
1037 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/"`
1038 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
1039 changequote([, ])dnl
1040 AC_MSG_ERROR([failed to detect version date: check that git is in your path])
1042 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1043 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1044 elif test -d _darcs; then
1045 # TODO: Remove this branch after conversion to Git
1047 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`
1048 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
1049 changequote([, ])dnl
1050 AC_MSG_ERROR([failed to detect version date: check that darcs is in your path])
1052 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1053 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1054 elif test -f VERSION; then
1055 PACKAGE_VERSION=`cat VERSION`
1056 AC_MSG_RESULT(given $PACKAGE_VERSION)
1058 AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file])
1063 AC_SUBST([ProjectName], [$PACKAGE_NAME])
1064 AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])
1066 # Split PACKAGE_VERSION into (possibly empty) parts
1067 VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1068 VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1069 VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1070 ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1072 # Calculate project version as an integer, using 2 digits for minor version
1073 case $VERSION_MINOR in
1074 ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
1075 ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
1076 *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
1078 AC_SUBST([ProjectVersionInt])
1080 # The project patchlevel is zero unless stated otherwise
1081 test -z "$ProjectPatchLevel" && ProjectPatchLevel=0
1083 # Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508
1084 ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'`
1086 AC_SUBST([ProjectPatchLevel])
1087 ])# FP_SETUP_PROJECT_VERSION
1090 # Check for a working timer_create(). We need a pretty detailed check
1091 # here, because there exist partially-working implementations of
1092 # timer_create() in certain versions of Linux (see bug #1933).
1094 AC_DEFUN([FP_CHECK_TIMER_CREATE],
1095 [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)],
1096 [fptools_cv_timer_create_works],
1099 #ifdef HAVE_STDLIB_H
1105 #ifdef HAVE_SIGNAL_H
1108 #ifdef HAVE_UNISTD_H
1112 static volatile int tock = 0;
1113 static void handler(int i)
1118 static void timeout(int i)
1120 // timer_settime() has been known to hang, so just in case
1121 // we install a 1-second timeout (see #2257)
1125 int main(int argc, char *argv[])
1130 struct itimerspec it;
1131 struct sigaction action;
1134 ev.sigev_notify = SIGEV_SIGNAL;
1135 ev.sigev_signo = SIGVTALRM;
1137 action.sa_handler = handler;
1138 action.sa_flags = 0;
1139 sigemptyset(&action.sa_mask);
1140 if (sigaction(SIGVTALRM, &action, NULL) == -1) {
1141 fprintf(stderr,"SIGVTALRM problem\n");
1145 action.sa_handler = timeout;
1146 action.sa_flags = 0;
1147 sigemptyset(&action.sa_mask);
1148 if (sigaction(SIGALRM, &action, NULL) == -1) {
1149 fprintf(stderr,"SIGALRM problem\n");
1154 if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) {
1155 fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n");
1159 it.it_value.tv_sec = 0;
1160 it.it_value.tv_nsec = 1;
1161 it.it_interval = it.it_value;
1162 if (timer_settime(timer, 0, &it, NULL) != 0) {
1163 fprintf(stderr,"settime problem\n");
1169 for(n = 3; n < 20000; n++){
1170 for(m = 2; m <= n/2; m++){
1171 if (!(n%m)) count++;
1178 fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n");
1182 timer_delete(timer);
1184 if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) {
1185 fprintf(stderr,"No CLOCK_REALTIME timer\n");
1189 it.it_value.tv_sec = 0;
1190 it.it_value.tv_nsec = 1000000;
1191 it.it_interval = it.it_value;
1192 if (timer_settime(timer, 0, &it, NULL) != 0) {
1193 fprintf(stderr,"settime problem\n");
1202 fprintf(stderr,"no CLOCK_REALTIME signal\n");
1206 timer_delete(timer);
1211 [fptools_cv_timer_create_works=yes],
1212 [fptools_cv_timer_create_works=no])
1214 case $fptools_cv_timer_create_works in
1215 yes) AC_DEFINE([USE_TIMER_CREATE], 1,
1216 [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);;
1222 AC_DEFUN([FP_ICONV],
1224 dnl--------------------------------------------------------------------
1225 dnl * Deal with arguments telling us iconv is somewhere odd
1226 dnl--------------------------------------------------------------------
1228 dnl Note: ICONV_LIB_DIRS and ICONV_INCLUDE_DIRS are not predefined
1229 dnl to the empty string to allow them to be overridden from the
1232 AC_ARG_WITH([iconv-includes],
1233 [AC_HELP_STRING([--with-iconv-includes],
1234 [directory containing iconv.h])],
1235 [ICONV_INCLUDE_DIRS=$withval])
1237 AC_ARG_WITH([iconv-libraries],
1238 [AC_HELP_STRING([--with-iconv-libraries],
1239 [directory containing iconv library])],
1240 [ICONV_LIB_DIRS=$withval])
1242 AC_SUBST(ICONV_INCLUDE_DIRS)
1243 AC_SUBST(ICONV_LIB_DIRS)
1250 dnl--------------------------------------------------------------------
1251 dnl * Deal with arguments telling us gmp is somewhere odd
1252 dnl--------------------------------------------------------------------
1254 AC_ARG_WITH([gmp-includes],
1255 [AC_HELP_STRING([--with-gmp-includes],
1256 [directory containing gmp.h])],
1257 [GMP_INCLUDE_DIRS=$withval])
1259 AC_ARG_WITH([gmp-libraries],
1260 [AC_HELP_STRING([--with-gmp-libraries],
1261 [directory containing gmp library])],
1262 [GMP_LIB_DIRS=$withval])
1264 AC_SUBST(GMP_INCLUDE_DIRS)
1265 AC_SUBST(GMP_LIB_DIRS)
1268 # FP_CHECK_MACOSX_DEPLOYMENT_TARGET
1269 # ---------------------------------
1270 AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET],
1272 if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then
1273 AC_MSG_CHECKING([Mac OS X deployment target])
1274 case $FP_MACOSX_DEPLOYMENT_TARGET in
1276 10.4) MACOSX_DEPLOYMENT_VERSION=10.4
1277 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1279 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4
1280 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1282 *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET
1283 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk
1286 if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then
1289 if test ! -d $MACOSX_DEPLOYMENT_SDK; then
1290 AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET])
1292 AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})])
1297 # --------------------------------------------------------------
1298 # Calculate absolute path to build tree
1299 # --------------------------------------------------------------
1301 AC_DEFUN([FP_INTREE_GHC_PWD],[
1302 AC_MSG_NOTICE(Building in-tree ghc-pwd)
1304 dnl make -C utils/ghc-pwd clean && make -C utils/ghc-pwd
1305 dnl except we don't want to have to know what make is called. Sigh.
1306 rm -rf utils/ghc-pwd/dist-boot
1307 mkdir utils/ghc-pwd/dist-boot
1308 if ! "$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
1310 AC_MSG_ERROR([Building ghc-pwd failed])
1313 GHC_PWD=utils/ghc-pwd/dist-boot/ghc-pwd
1316 AC_DEFUN([FP_BINDIST_GHC_PWD],[
1317 GHC_PWD=utils/ghc-pwd/dist/build/tmp/ghc-pwd
1320 AC_DEFUN([FP_FIND_ROOT],[
1321 AC_MSG_CHECKING(for path to top of build tree)
1324 dnl Remove common automounter nonsense
1325 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'`
1327 if ! test -d "$hardtop"; then
1328 AC_MSG_ERROR([cannot determine current directory])
1331 dnl We don't support building in directories with spaces.
1335 The build system does not support building in a directory
1336 containing space characters.
1337 Suggestion: move the build tree somewhere else.])
1343 AC_MSG_RESULT($hardtop)
1346 # GHC_CONVERT_CPU(cpu, target_var)
1347 # --------------------------------
1348 # converts cpu from gnu to ghc naming, and assigns the result to $target_var
1349 AC_DEFUN([GHC_CONVERT_CPU],[
1406 echo "Unknown CPU $1"
1412 # GHC_CONVERT_VENDOR(vendor, target_var)
1413 # --------------------------------
1414 # converts vendor from gnu to ghc naming, and assigns the result to $target_var
1415 AC_DEFUN([GHC_CONVERT_VENDOR],[
1419 # GHC_CONVERT_OS(os, target_var)
1420 # --------------------------------
1421 # converts os from gnu to ghc naming, and assigns the result to $target_var
1422 AC_DEFUN([GHC_CONVERT_OS],[
1427 # As far as I'm aware, none of these have relevant variants
1428 freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku)
1432 echo "Unknown OS $1"
1438 # LIBRARY_VERSION(lib)
1439 # --------------------------------
1440 # Gets the version number of a library.
1441 # If $1 is ghc-prim, then we define LIBRARY_ghc_prim_VERSION as 1.2.3
1442 AC_DEFUN([LIBRARY_VERSION],[
1443 LIBRARY_[]translit([$1], [-], [_])[]_VERSION=`grep -i "^version:" libraries/$1/$1.cabal | sed "s/.* //"`
1444 AC_SUBST(LIBRARY_[]translit([$1], [-], [_])[]_VERSION)