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"
28 i386-apple-darwin|x86_64-apple-darwin)
29 # We support back to OS X 10.5
30 $2="$$2 -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5"
31 $3="$$3 -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5"
35 # If gcc knows about the stack protector, turn it off.
36 # Otherwise the stack-smash handler gets triggered.
37 echo 'int main(void) {return 0;}' > conftest.c
38 if $CC -c conftest.c -fno-stack-protector > /dev/null 2>&1
40 $2="$$2 -fno-stack-protector"
42 rm -f conftest.c conftest.o
46 # FP_VISIBILITY_HIDDEN
47 # ----------------------------------
48 # Is the visibility hidden attribute supported?
49 AC_DEFUN([FP_VISIBILITY_HIDDEN],
51 AC_MSG_CHECKING([whether __attribute__((visibility("hidden"))) is supported])
52 echo '__attribute__((visibility("hidden"))) void foo(void) {}' > conftest.c
53 if $CC -Wall -Werror -c conftest.c > /dev/null 2>&1
56 AC_DEFINE(HAS_VISIBILITY_HIDDEN, 1, [Has visibility hidden])
60 rm -f conftest.c conftest.o
64 # FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
65 # ----------------------------------
66 # Little endian Arm on Linux with some ABIs has big endian word order
67 # in doubles. Define FLOAT_WORDS_BIGENDIAN if this is the case.
68 AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN],
69 [AC_CACHE_CHECK([whether float word order is big endian], [fptools_cv_float_word_order_bigendian],
72 [#include <endian.h>],
73 [#if defined(__FLOAT_WORD_ORDER) && __FLOAT_WORD_ORDER == BIG_ENDIAN
76 not float word order big endian
79 [fptools_cv_float_word_order_bigendian=yes],
80 [fptools_cv_float_word_order_bigendian=no])
82 case $fptools_cv_float_word_order_bigendian in
84 AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
85 [Define to 1 if your processor stores words of floats with
86 the most significant byte first]) ;;
91 # FP_EVAL_STDERR(COMMAND)
92 # -----------------------
93 # Eval COMMAND, save its stderr (without lines resulting from shell tracing)
94 # into the file conftest.err and the exit status in the variable fp_status.
95 AC_DEFUN([FP_EVAL_STDERR],
96 [{ (eval $1) 2>conftest.er1
98 grep -v '^ *+' conftest.er1 >conftest.err
100 (exit $fp_status); }[]dnl
104 # FP_ARG_WITH_PATH_GNU_PROG
105 # --------------------
108 # $1 = the command to look for
109 # $2 = the variable to set
111 AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG],
114 [AC_HELP_STRING([--with-$2=ARG],
115 [Use ARG as the path to $2 [default=autodetect]])],
117 if test "$HostOS" = "mingw32"
119 AC_MSG_WARN([Request to use $withval will be ignored])
125 if test "$HostOS" != "mingw32"
127 AC_PATH_PROG([$1], [$2])
130 AC_MSG_ERROR([cannot find $2 in your PATH, no idea how to link])
135 ]) # FP_ARG_WITH_PATH_GNU_PROG
138 # FP_PROG_CONTEXT_DIFF
139 # --------------------
140 # Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
142 # Note: NeXTStep thinks diff'ing a file against itself is "trouble".
144 # Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest.
145 AC_DEFUN([FP_PROG_CONTEXT_DIFF],
146 [AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff],
147 [echo foo > conftest1
149 fp_cv_context_diff=no
150 for fp_var in '-U 1' '-u1' '-C 1' '-c1'
152 if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then
153 fp_cv_context_diff="diff $fp_var"
157 if test x"$fp_cv_context_diff" = xno; then
158 AC_MSG_ERROR([cannot figure out how to do context diffs])
160 AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff])
161 ])# FP_PROG_CONTEXT_DIFF
164 # FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
165 # --------------------------------------------------------
166 # Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
167 # compilation. Execute IF-FAILS when unable to determine the value. Works for
168 # cross-compilation, too.
170 # Implementation note: We are lazy and use an internal autoconf macro, but it
171 # is supported in autoconf versions 2.50 up to the actual 2.57, so there is
173 AC_DEFUN([FP_COMPUTE_INT],
174 [_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl
178 # FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES])
179 # ------------------------------------------------------------------
180 # A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a
181 # given type. Defines ALIGNMENT_TYPE.
182 AC_DEFUN([FP_CHECK_ALIGNMENT],
183 [AS_LITERAL_IF(m4_translit([[$1]], [*], [p]), [],
184 [AC_FATAL([$0: requires literal arguments])])[]dnl
185 AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
186 m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
187 AC_CACHE_CHECK([alignment of $1], [fp_Cache],
188 [if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
189 FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
191 [AC_INCLUDES_DEFAULT([$3])],
192 [AC_MSG_ERROR([cannot compute alignment ($1)
193 See `config.log' for more details.], [77])])
197 AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl
198 m4_popdef([fp_Cache])[]dnl
199 ])# FP_CHECK_ALIGNMENT
202 # FP_LEADING_UNDERSCORE
203 # ---------------------
204 # Test for determining whether symbol names have a leading underscore. We assume
205 # that they _haven't_ if anything goes wrong. Sets the output variable
206 # LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly.
208 # Some nlist implementations seem to try to be compatible by ignoring a leading
209 # underscore sometimes (eg. FreeBSD). We therefore have to work around this by
210 # checking for *no* leading underscore first. Sigh. --SDM
212 # Similarly on OpenBSD, but this test doesn't help. -- dons
213 AC_DEFUN([FP_LEADING_UNDERSCORE],
214 [AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"])
215 AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [
216 # Hack!: nlist() under Digital UNIX insist on there being an _,
217 # but symbol table listings shows none. What is going on here?!?
219 # Another hack: cygwin doesn't come with nlist.h , so we hardwire
220 # the underscoredness of that "platform"
221 case $HostPlatform in
222 *openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
224 i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;;
225 *) fptools_cv_leading_underscore=no ;;
227 alpha-dec-osf*) fptools_cv_leading_underscore=no;;
228 *cygwin32) fptools_cv_leading_underscore=yes;;
229 *mingw32) fptools_cv_leading_underscore=yes;;
231 # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries
232 x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;;
234 *) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
236 struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
237 struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
245 if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
247 if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
251 }]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
254 AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
255 if test x"$fptools_cv_leading_underscore" = xyes; then
256 AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.])
257 fi])# FP_LEADING_UNDERSCORE
260 # FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
261 # ----------------------------------------------------------------------------------
262 # Compare dotted version numbers VERSION1 and VERSION2 lexicographically according
263 # to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge).
264 AC_DEFUN([FP_COMPARE_VERSIONS],
265 [fp_version1=$1; fp_version2=$3
266 fp_save_IFS=$IFS; IFS='.'
267 while test x"$fp_version1" != x || test x"$fp_version2" != x
270 set dummy $fp_version1; shift
272 test $[@%:@] = 0 || { fp_num1="[$]1"; shift; }
273 test x"$fp_num1" = x && fp_num1="0"
276 set dummy $fp_version2; shift
278 test $[@%:@] = 0 || { fp_num2="[$]1"; shift; }
279 test x"$fp_num2" = x && fp_num2="0"
282 test "$fp_num1" = "$fp_num2" || break;
285 AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl
286 ])# FP_COMPARE_VERSIONS
290 dnl Check for GreenCard and version.
292 AC_DEFUN([FPTOOLS_GREENCARD],
294 AC_PATH_PROG(GreenCardCmd,greencard)
295 AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
297 [if test x"$GreenCardCmd" != x; then
298 fptools_cv_greencard_version="`$GreenCardCmd --version |
299 grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
301 fptools_cv_greencard_version=""
305 FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1],
306 [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl
307 GreenCardVersion=$fptools_cv_greencard_version
308 AC_SUBST(GreenCardVersion)
312 dnl Check for Happy and version. If we're building GHC, then we need
313 dnl at least Happy version 1.14. If there's no installed Happy, we look
314 dnl for a happy source tree and point the build system at that instead.
316 AC_DEFUN([FPTOOLS_HAPPY],
317 [AC_PATH_PROG(HappyCmd,happy,)
318 # Happy is passed to Cabal, so we need a native path
319 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
320 test "${OSTYPE}" != "msys" && \
321 test "${HappyCmd}" != ""
323 # Canonicalise to <drive>:/path/to/gcc
324 HappyCmd=`cygpath -m "${HappyCmd}"`
325 AC_MSG_NOTICE([normalized happy command to $HappyCmd])
328 AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
330 [if test x"$HappyCmd" != x; then
331 fptools_cv_happy_version=`"$HappyCmd" -v |
332 grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ;
334 fptools_cv_happy_version="";
338 if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
340 FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16],
341 [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[]
343 HappyVersion=$fptools_cv_happy_version;
344 AC_SUBST(HappyVersion)
348 dnl Check for Alex and version. If we're building GHC, then we need
349 dnl at least Alex version 2.0.1.
351 AC_DEFUN([FPTOOLS_ALEX],
353 AC_PATH_PROG(AlexCmd,alex,)
354 # Alex is passed to Cabal, so we need a native path
355 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
356 test "${OSTYPE}" != "msys" && \
357 test "${AlexCmd}" != ""
359 # Canonicalise to <drive>:/path/to/gcc
360 AlexCmd=`cygpath -m "${AlexCmd}"`
363 AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
365 [if test x"$AlexCmd" != x; then
366 fptools_cv_alex_version=`"$AlexCmd" -v |
367 grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'` ;
369 fptools_cv_alex_version="";
373 if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
375 FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0],
376 [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]
378 AlexVersion=$fptools_cv_alex_version;
379 AC_SUBST(AlexVersion)
385 # Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
386 # variable's value is empty.
387 AC_DEFUN([FP_PROG_LD_X],
389 AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
390 [echo 'foo() {}' > conftest.c
391 ${CC-cc} -c conftest.c
392 if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then
398 if test "$fp_cv_ld_x" = yes; then
409 # Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
411 AC_DEFUN([FP_PROG_LD_IS_GNU],
413 AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
414 [if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
419 AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
420 ])# FP_PROG_LD_IS_GNU
425 # Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin
426 # version of it. Exits if no ar can be found
427 AC_DEFUN([FP_PROG_AR],
428 [AC_PATH_PROG([fp_prog_ar_raw], [ar])
429 if test -z "$fp_prog_ar_raw"; then
430 AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
432 fp_prog_ar="$fp_prog_ar_raw"
433 case $HostPlatform in
434 *mingw32) if test x${OSTYPE} != xmsys; then
435 fp_prog_ar="`cygpath -w "${fp_prog_ar_raw}" | sed -e 's@\\\\@/@g'`"
436 AC_MSG_NOTICE([normalized ar command to $fp_prog_ar])
445 # Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not.
446 AC_DEFUN([FP_PROG_AR_IS_GNU],
447 [AC_REQUIRE([FP_PROG_AR])
448 AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu],
449 [if "$fp_prog_ar_raw" --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
450 fp_cv_prog_ar_is_gnu=yes
452 fp_cv_prog_ar_is_gnu=no
454 fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu
455 AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`])
456 ])# FP_PROG_AR_IS_GNU
459 # FP_PROG_AR_SUPPORTS_ATFILE
461 # Sets fp_prog_ar_supports_atfile to yes or no, depending on whether
462 # or not it supports the @file syntax
463 AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE],
464 [AC_REQUIRE([FP_PROG_AR])
465 AC_REQUIRE([FP_PROG_AR_ARGS])
466 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile],
470 echo conftest.file > conftest.atfile
471 echo conftest.file >> conftest.atfile
472 "$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1
473 fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file`
475 if test "$fp_prog_ar_supports_atfile_tmp" -eq 2
477 fp_cv_prog_ar_supports_atfile=yes
479 fp_cv_prog_ar_supports_atfile=no
481 fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile
482 AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`])
483 ])# FP_PROG_AR_SUPPORTS_ATFILE
487 # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd
488 # to a non-Cygwin invocation of ar including these arguments.
489 AC_DEFUN([FP_PROG_AR_ARGS],
490 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
491 AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args],
493 # GNU ar needs special treatment: it appears to have problems with
494 # object files with the same name if you use the 's' modifier, but
495 # simple 'ar q' works fine, and doesn't need a separate ranlib.
496 if test $fp_prog_ar_is_gnu = yes; then
497 fp_cv_prog_ar_args="q"
500 for fp_var in clqsZ clqs cqs clq cq ; do
502 if "$fp_prog_ar_raw" $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then
503 fp_cv_prog_ar_args=$fp_var
508 if test -z "$fp_cv_prog_ar_args"; then
509 AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw])
512 fp_prog_ar_args=$fp_cv_prog_ar_args
513 AC_SUBST([ArCmd], ["$fp_prog_ar"])
514 AC_SUBST([ArArgs], ["$fp_prog_ar_args"])
519 # FP_PROG_AR_NEEDS_RANLIB
520 # -----------------------
521 # Sets the output variable RANLIB to "ranlib" if it is needed and found,
523 AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
524 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
525 AC_REQUIRE([FP_PROG_AR_ARGS])
526 AC_REQUIRE([AC_PROG_CC])
527 AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
528 [if test $fp_prog_ar_is_gnu = yes; then
529 fp_cv_prog_ar_needs_ranlib=no
530 elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then
531 # It's quite tedious to check for Apple's crazy timestamps in .a files,
533 fp_cv_prog_ar_needs_ranlib=yes
534 elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
535 fp_cv_prog_ar_needs_ranlib=no
537 fp_cv_prog_ar_needs_ranlib=yes
539 if test $fp_cv_prog_ar_needs_ranlib = yes; then
545 ])# FP_PROG_AR_NEEDS_RANLIB
548 # FP_PROG_AR_SUPPORTS_INPUT
549 # -------------------------
550 # Sets the output variable ArSupportsInput to "-input" or "", depending on
551 # whether ar supports -input flag is supported or not.
552 AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT],
553 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
554 AC_REQUIRE([FP_PROG_AR_ARGS])
555 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input],
556 [fp_cv_prog_ar_supports_input=no
557 if test $fp_prog_ar_is_gnu = no; then
560 if FP_EVAL_STDERR(["$fp_prog_ar_raw" $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then
561 test -s conftest.err || fp_cv_prog_ar_supports_input=yes
565 if test $fp_cv_prog_ar_supports_input = yes; then
566 ArSupportsInput="-input"
570 AC_SUBST([ArSupportsInput])
571 ])# FP_PROG_AR_SUPPORTS_INPUT
575 dnl AC_SHEBANG_PERL - can we she-bang perl?
577 AC_DEFUN([FPTOOLS_SHEBANG_PERL],
578 [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
583 (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null)
584 if test $? -ne 69; then
585 fptools_cv_shebang_perl=yes
587 fptools_cv_shebang_perl=no
595 # Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the
596 # output variables HaveGcc and GccVersion.
597 AC_DEFUN([FP_HAVE_GCC],
598 [AC_REQUIRE([AC_PROG_CC])
599 if test -z "$GCC"; then
604 if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
605 AC_MSG_ERROR([gcc is required])
608 AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
609 [if test "$fp_have_gcc" = "YES"; then
610 fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
611 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.0],
612 [AC_MSG_ERROR([Need at least gcc version 3.0 (3.4+ recommended)])])
613 # See #2770: gcc 2.95 doesn't work any more, apparently. There probably
614 # isn't a very good reason for that, but for now just make configure
616 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES)
618 fp_cv_gcc_version="not-installed"
621 AC_SUBST([HaveGcc], [$fp_have_gcc])
622 AC_SUBST([GccVersion], [$fp_cv_gcc_version])
626 dnl Small feature test for perl version. Assumes PerlCmd
627 dnl contains path to perl binary.
629 dnl (Perl versions prior to v5.6 does not contain the string "v5";
630 dnl instead they display version strings such as "version 5.005".)
632 AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
633 [$PerlCmd -v >conftest.out 2>&1
634 if grep "v5" conftest.out >/dev/null 2>&1; then
637 AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
643 # FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR,
644 # [VALUE-IF-NOT-FOUND], [PATH], [REJECT])
645 # -----------------------------------------------------
646 # HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path
647 # of PROG-TO-CHECK-FOR when found.
648 AC_DEFUN([FP_CHECK_PROG],
649 [AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl
655 # Find a non-WinDoze version of the "find" utility.
656 AC_DEFUN([FP_PROG_FIND],
657 [AC_PATH_PROGS([fp_prog_find], [gfind find], find)
658 echo foo > conftest.txt
659 $fp_prog_find conftest.txt -print > conftest.out 2>&1
660 if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then
661 # OK, looks like a real "find".
662 case $HostPlatform in
664 if test x${OSTYPE} != xmsys
666 fp_prog_find="`cygpath --mixed ${fp_prog_find}`"
667 AC_MSG_NOTICE([normalized find command to $fp_prog_find])
671 FindCmd="$fp_prog_find"
673 # Found a poor WinDoze version of "find", ignore it.
674 AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
675 FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
677 rm -f conftest.txt conftest.out
678 AC_SUBST([FindCmd])[]dnl
684 # Find a Unix-like sort
685 AC_DEFUN([FP_PROG_SORT],
686 [AC_PATH_PROG([fp_prog_sort], [sort])
687 echo conwip > conftest.txt
688 $fp_prog_sort -f conftest.txt > conftest.out 2>&1
689 if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
691 SortCmd="$fp_prog_sort"
693 # Summink else..pick next one.
694 AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
695 FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
697 rm -f conftest.txt conftest.out
698 AC_SUBST([SortCmd])[]dnl
702 dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
703 dnl values of the second argument to the result of running
704 dnl the commands given by the third. It does not cache its
705 dnl result, so it is suitable for checks which should be
708 AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
709 [AC_MSG_CHECKING([$1])
711 AC_MSG_RESULT([$][$2])
715 dnl FPTOOLS_GHC_VERSION(version)
716 dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
717 dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
719 dnl Test for version of installed ghc. Uses $GHC.
720 dnl [original version pinched from c2hs]
722 AC_DEFUN([FPTOOLS_GHC_VERSION],
723 [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
724 ["${WithGhc-ghc}" --version > conftestghc 2>&1
725 cat conftestghc >&AS_MESSAGE_LOG_FD
726 #Useless Use Of cat award...
727 fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
729 if test "[$]fptools_version_of_ghc" = ""
731 fptools_version_of_ghc='unknown'
733 fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'`
734 fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
735 fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'`
737 if test "[$]fptools_version_of_ghc[_pl]" = ""
739 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
740 fptools_version_of_ghc[_pl]="0"
742 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
746 [$1]="[$]fptools_version_of_ghc[_all]"
748 [$1]="[$]fptools_version_of_ghc[_major]"
749 [$2]="[$]fptools_version_of_ghc[_minor]"
751 [$1]="[$]fptools_version_of_ghc[_major]"
752 [$2]="[$]fptools_version_of_ghc[_minor]"
753 [$3]="[$]fptools_version_of_ghc[_pl]"
755 [$1]="[$]fptools_version_of_ghc[_all]"
756 [$2]="[$]fptools_version_of_ghc[_major]"
757 [$3]="[$]fptools_version_of_ghc[_minor]"
758 [$4]="[$]fptools_version_of_ghc[_pl]"
764 # FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
765 # ---------------------------------------------------------------------------------
766 # A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
767 # additional flexibility of specifying the PROLOGUE and BODY.
768 AC_DEFUN([FP_CHECK_FUNC],
769 [AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl
770 AC_CACHE_CHECK([for $1], fp_func,
771 [AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])],
772 [AS_VAR_SET(fp_func, yes)],
773 [AS_VAR_SET(fp_func, no)])])
774 AS_IF([test AS_VAR_GET(fp_func) = yes],
775 [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1],
776 [Define to 1 if you have the `]$1[' function.]) $4],
778 AS_VAR_POPDEF([fp_func])dnl
784 # Generates a DocBook XML V4.5 document in conftest.xml.
786 # It took a lot of experimentation to find a document that will cause
787 # xsltproc to fail with an error code when the relevant
788 # stylesheets/DTDs are not found. I couldn't make xsltproc fail with
789 # a single-file document, it seems a multi-file document is needed.
792 AC_DEFUN([FP_GEN_DOCBOOK_XML],
793 [rm -f conftest.xml conftest-book.xml
794 cat > conftest.xml << EOF
795 <?xml version="1.0" encoding="iso-8859-1"?>
796 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
797 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [[
798 <!ENTITY conftest-book SYSTEM "conftest-book.xml">
804 cat >conftest-book.xml << EOF
805 <?xml version="1.0" encoding="iso-8859-1"?>
806 <title>A DocBook “Test Document”</title>
807 <chapter id="id-one">
808 <title>A Chapter Title</title>
809 <para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
811 <chapter id="id-two">
812 <title>Another Chapter Title</title>
813 <para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
816 ]) # FP_GEN_DOCBOOK_XML
821 # Sets the output variable DblatexCmd to the full path of dblatex,
822 # which we use for building PDF and PS docs.
823 # DblatexCmd is empty if dblatex could not be found.
824 AC_DEFUN([FP_PROG_DBLATEX],
825 [AC_PATH_PROG([DblatexCmd], [dblatex])
826 if test -z "$DblatexCmd"; then
827 AC_MSG_WARN([cannot find dblatex in your PATH, you will not be able to build the PDF and PS documentation])
834 # Sets the output variable XsltprocCmd to the full path of the XSLT processor
835 # xsltproc. XsltprocCmd is empty if xsltproc could not be found.
836 AC_DEFUN([FP_PROG_XSLTPROC],
837 [AC_PATH_PROG([XsltprocCmd], [xsltproc])
838 if test -z "$XsltprocCmd"; then
839 AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation])
845 # ----------------------------
846 # Check that we can process a DocBook XML document to HTML using xsltproc.
847 AC_DEFUN([FP_DOCBOOK_XSL],
848 [AC_REQUIRE([FP_PROG_XSLTPROC])dnl
849 if test -n "$XsltprocCmd"; then
850 AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl,
852 fp_cv_dir_docbook_xsl=no
853 if $XsltprocCmd --nonet http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl conftest.xml > /dev/null 2>&1; then
854 fp_cv_dir_docbook_xsl=yes
858 if test x"$fp_cv_dir_docbook_xsl" = xno; then
859 AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
864 AC_SUBST([HAVE_DOCBOOK_XSL])
870 # Sets the output variable XmllintCmd to the full path of the XSLT processor
871 # xmllint. XmllintCmd is empty if xmllint could not be found.
872 AC_DEFUN([FP_PROG_XMLLINT],
873 [AC_PATH_PROG([XmllintCmd], [xmllint])
874 if test -z "$XmllintCmd"; then
875 AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
880 # FP_CHECK_DOCBOOK_DTD
881 # --------------------
882 AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
883 [AC_REQUIRE([FP_PROG_XMLLINT])dnl
884 if test -n "$XmllintCmd"; then
885 AC_MSG_CHECKING([for DocBook DTD])
887 if $XmllintCmd --nonet --valid --noout conftest.xml ; then
890 AC_MSG_RESULT([failed])
891 AC_MSG_WARN([cannot find a DTD for DocBook XML V4.5, you will not be able to validate your documentation])
892 AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
896 ])# FP_CHECK_DOCBOOK_DTD
901 # Generates a formatting objects document in conftest.fo.
902 AC_DEFUN([FP_GEN_FO],
904 cat > conftest.fo << EOF
905 <?xml version="1.0"?>
906 <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
907 <fo:layout-master-set>
908 <fo:simple-page-master master-name="blank">
910 </fo:simple-page-master>
911 </fo:layout-master-set>
912 <fo:page-sequence master-reference="blank">
913 <fo:flow flow-name="xsl-region-body">
926 # Set the output variable 'FopCmd' to the first working 'fop' in the current
927 # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
928 # /usr/share/fop/fop.sh in that case (or no 'fop'), too.
929 AC_DEFUN([FP_PROG_FOP],
930 [AC_PATH_PROGS([FopCmd1], [fop fop.sh])
931 if test -n "$FopCmd1"; then
932 AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
934 if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then
935 fp_cv_fop_usability=yes
937 fp_cv_fop_usability=no
940 if test x"$fp_cv_fop_usability" = xyes; then
944 if test -z "$FopCmd"; then
945 AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop])
954 # Sets the output variable HstagsCmd to the full Haskell tags program path.
955 # HstagsCmd is empty if no such program could be found.
956 AC_DEFUN([FP_PROG_HSTAGS],
957 [AC_PATH_PROG([HstagsCmd], [hasktags])
958 if test -z "$HstagsCmd"; then
959 AC_MSG_WARN([cannot find hasktags in your PATH, you will not be able to build the tags])
966 # Try to find a ghc-pkg matching the ghc mentioned in the environment variable
967 # WithGhc. Sets the output variable GhcPkgCmd.
968 AC_DEFUN([FP_PROG_GHC_PKG],
969 [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
971 # If we are told to use ghc-stage2, then we're using an in-tree
972 # compiler. In this case, we just want ghc-pkg, not ghc-pkg-stage2,
973 # so we sed off -stage[0-9]$. However, if we are told to use
974 # ghc-6.12.1 then we want to use ghc-pkg-6.12.1, so we keep any
976 fp_ghc_pkg_guess=`echo $WithGhc | sed -e 's/-stage@<:@0-9@:>@$//' -e 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
977 if "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then
978 fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
980 AC_MSG_ERROR([Cannot find matching ghc-pkg])
982 GhcPkgCmd=$fp_cv_matching_ghc_pkg
983 AC_SUBST([GhcPkgCmd])
989 # Determine which extra flags we need to pass gcc when we invoke it
990 # to compile .hc code.
992 # Some OSs (Mandrake Linux, in particular) configure GCC with
993 # -momit-leaf-frame-pointer on by default. If this is the case, we
994 # need to turn it off for mangling to work. The test is currently a
995 # bit crude, using only the version number of gcc.
997 # -fwrapv is needed for gcc to emit well-behaved code in the presence of
998 # integer wrap around. (Trac #952)
1000 # -fno-unit-at-a-time or -fno-toplevel-reoder is necessary to avoid gcc
1001 # reordering things in the module and confusing the manger and/or splitter.
1004 AC_DEFUN([FP_GCC_EXTRA_FLAGS],
1005 [AC_REQUIRE([FP_HAVE_GCC])
1006 AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts],
1007 [fp_cv_gcc_extra_opts=
1008 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1009 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"],
1011 case $TargetPlatform in
1013 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.2],
1014 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -mno-omit-leaf-frame-pointer"],
1016 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1017 [FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1018 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1019 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-unit-at-a-time"]
1024 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
1025 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
1030 AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts)
1034 # FP_SETUP_PROJECT_VERSION
1035 # ---------------------
1036 AC_DEFUN([FP_SETUP_PROJECT_VERSION],
1038 if test "$RELEASE" = "NO"; then
1039 AC_MSG_CHECKING([for GHC version date])
1040 if test -f VERSION_DATE; then
1041 PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE`
1042 AC_MSG_RESULT(given $PACKAGE_VERSION)
1043 elif test -d .git; then
1045 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/"`
1046 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
1047 changequote([, ])dnl
1048 AC_MSG_ERROR([failed to detect version date: check that git is in your path])
1050 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1051 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1052 elif test -d _darcs; then
1053 # TODO: Remove this branch after conversion to Git
1055 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`
1056 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
1057 changequote([, ])dnl
1058 AC_MSG_ERROR([failed to detect version date: check that darcs is in your path])
1060 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1061 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1062 elif test -f VERSION; then
1063 PACKAGE_VERSION=`cat VERSION`
1064 AC_MSG_RESULT(given $PACKAGE_VERSION)
1066 AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file])
1071 AC_SUBST([ProjectName], [$PACKAGE_NAME])
1072 AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])
1074 # Split PACKAGE_VERSION into (possibly empty) parts
1075 VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1076 VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1077 VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1078 ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1080 # Calculate project version as an integer, using 2 digits for minor version
1081 case $VERSION_MINOR in
1082 ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
1083 ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
1084 *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
1086 AC_SUBST([ProjectVersionInt])
1088 # The project patchlevel is zero unless stated otherwise
1089 test -z "$ProjectPatchLevel" && ProjectPatchLevel=0
1091 # Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508
1092 ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'`
1094 AC_SUBST([ProjectPatchLevel])
1095 ])# FP_SETUP_PROJECT_VERSION
1098 # Check for a working timer_create(). We need a pretty detailed check
1099 # here, because there exist partially-working implementations of
1100 # timer_create() in certain versions of Linux (see bug #1933).
1102 AC_DEFUN([FP_CHECK_TIMER_CREATE],
1103 [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)],
1104 [fptools_cv_timer_create_works],
1107 #ifdef HAVE_STDLIB_H
1113 #ifdef HAVE_SIGNAL_H
1116 #ifdef HAVE_UNISTD_H
1120 static volatile int tock = 0;
1121 static void handler(int i)
1126 static void timeout(int i)
1128 // timer_settime() has been known to hang, so just in case
1129 // we install a 1-second timeout (see #2257)
1133 int main(int argc, char *argv[])
1138 struct itimerspec it;
1139 struct sigaction action;
1142 ev.sigev_notify = SIGEV_SIGNAL;
1143 ev.sigev_signo = SIGVTALRM;
1145 action.sa_handler = handler;
1146 action.sa_flags = 0;
1147 sigemptyset(&action.sa_mask);
1148 if (sigaction(SIGVTALRM, &action, NULL) == -1) {
1149 fprintf(stderr,"SIGVTALRM problem\n");
1153 action.sa_handler = timeout;
1154 action.sa_flags = 0;
1155 sigemptyset(&action.sa_mask);
1156 if (sigaction(SIGALRM, &action, NULL) == -1) {
1157 fprintf(stderr,"SIGALRM problem\n");
1162 if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) {
1163 fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n");
1167 it.it_value.tv_sec = 0;
1168 it.it_value.tv_nsec = 1;
1169 it.it_interval = it.it_value;
1170 if (timer_settime(timer, 0, &it, NULL) != 0) {
1171 fprintf(stderr,"settime problem\n");
1177 for(n = 3; n < 20000; n++){
1178 for(m = 2; m <= n/2; m++){
1179 if (!(n%m)) count++;
1186 fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n");
1190 timer_delete(timer);
1192 if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) {
1193 fprintf(stderr,"No CLOCK_REALTIME timer\n");
1197 it.it_value.tv_sec = 0;
1198 it.it_value.tv_nsec = 1000000;
1199 it.it_interval = it.it_value;
1200 if (timer_settime(timer, 0, &it, NULL) != 0) {
1201 fprintf(stderr,"settime problem\n");
1210 fprintf(stderr,"no CLOCK_REALTIME signal\n");
1214 timer_delete(timer);
1219 [fptools_cv_timer_create_works=yes],
1220 [fptools_cv_timer_create_works=no])
1222 case $fptools_cv_timer_create_works in
1223 yes) AC_DEFINE([USE_TIMER_CREATE], 1,
1224 [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);;
1230 AC_DEFUN([FP_ICONV],
1232 dnl--------------------------------------------------------------------
1233 dnl * Deal with arguments telling us iconv is somewhere odd
1234 dnl--------------------------------------------------------------------
1236 dnl Note: ICONV_LIB_DIRS and ICONV_INCLUDE_DIRS are not predefined
1237 dnl to the empty string to allow them to be overridden from the
1240 AC_ARG_WITH([iconv-includes],
1241 [AC_HELP_STRING([--with-iconv-includes],
1242 [directory containing iconv.h])],
1243 [ICONV_INCLUDE_DIRS=$withval])
1245 AC_ARG_WITH([iconv-libraries],
1246 [AC_HELP_STRING([--with-iconv-libraries],
1247 [directory containing iconv library])],
1248 [ICONV_LIB_DIRS=$withval])
1250 AC_SUBST(ICONV_INCLUDE_DIRS)
1251 AC_SUBST(ICONV_LIB_DIRS)
1258 dnl--------------------------------------------------------------------
1259 dnl * Deal with arguments telling us gmp is somewhere odd
1260 dnl--------------------------------------------------------------------
1262 AC_ARG_WITH([gmp-includes],
1263 [AC_HELP_STRING([--with-gmp-includes],
1264 [directory containing gmp.h])],
1265 [GMP_INCLUDE_DIRS=$withval])
1267 AC_ARG_WITH([gmp-libraries],
1268 [AC_HELP_STRING([--with-gmp-libraries],
1269 [directory containing gmp library])],
1270 [GMP_LIB_DIRS=$withval])
1272 AC_SUBST(GMP_INCLUDE_DIRS)
1273 AC_SUBST(GMP_LIB_DIRS)
1276 # FP_CHECK_MACOSX_DEPLOYMENT_TARGET
1277 # ---------------------------------
1278 AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET],
1280 if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then
1281 AC_MSG_CHECKING([Mac OS X deployment target])
1282 case $FP_MACOSX_DEPLOYMENT_TARGET in
1284 10.4) MACOSX_DEPLOYMENT_VERSION=10.4
1285 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1287 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4
1288 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1290 *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET
1291 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk
1294 if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then
1297 if test ! -d $MACOSX_DEPLOYMENT_SDK; then
1298 AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET])
1300 AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})])
1305 # --------------------------------------------------------------
1306 # Calculate absolute path to build tree
1307 # --------------------------------------------------------------
1309 AC_DEFUN([FP_INTREE_GHC_PWD],[
1310 AC_MSG_NOTICE(Building in-tree ghc-pwd)
1312 dnl make -C utils/ghc-pwd clean && make -C utils/ghc-pwd
1313 dnl except we don't want to have to know what make is called. Sigh.
1314 rm -rf utils/ghc-pwd/dist-boot
1315 mkdir utils/ghc-pwd/dist-boot
1316 if ! "$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
1318 AC_MSG_ERROR([Building ghc-pwd failed])
1321 GHC_PWD=utils/ghc-pwd/dist-boot/ghc-pwd
1324 AC_DEFUN([FP_BINDIST_GHC_PWD],[
1325 GHC_PWD=utils/ghc-pwd/dist/build/tmp/ghc-pwd
1328 AC_DEFUN([FP_FIND_ROOT],[
1329 AC_MSG_CHECKING(for path to top of build tree)
1332 dnl Remove common automounter nonsense
1333 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'`
1335 if ! test -d "$hardtop"; then
1336 AC_MSG_ERROR([cannot determine current directory])
1339 dnl We don't support building in directories with spaces.
1343 The build system does not support building in a directory
1344 containing space characters.
1345 Suggestion: move the build tree somewhere else.])
1351 AC_MSG_RESULT($hardtop)
1354 # GHC_CONVERT_CPU(cpu, target_var)
1355 # --------------------------------
1356 # converts cpu from gnu to ghc naming, and assigns the result to $target_var
1357 AC_DEFUN([GHC_CONVERT_CPU],[
1414 echo "Unknown CPU $1"
1420 # GHC_CONVERT_VENDOR(vendor, target_var)
1421 # --------------------------------
1422 # converts vendor from gnu to ghc naming, and assigns the result to $target_var
1423 AC_DEFUN([GHC_CONVERT_VENDOR],[
1427 # GHC_CONVERT_OS(os, target_var)
1428 # --------------------------------
1429 # converts os from gnu to ghc naming, and assigns the result to $target_var
1430 AC_DEFUN([GHC_CONVERT_OS],[
1435 # As far as I'm aware, none of these have relevant variants
1436 freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku)
1440 echo "Unknown OS $1"
1446 # LIBRARY_VERSION(lib)
1447 # --------------------------------
1448 # Gets the version number of a library.
1449 # If $1 is ghc-prim, then we define LIBRARY_ghc_prim_VERSION as 1.2.3
1450 AC_DEFUN([LIBRARY_VERSION],[
1451 LIBRARY_[]translit([$1], [-], [_])[]_VERSION=`grep -i "^version:" libraries/$1/$1.cabal | sed "s/.* //"`
1452 AC_SUBST(LIBRARY_[]translit([$1], [-], [_])[]_VERSION)