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_PLATFORM_VARS
8 # ----------------------------------
9 # Set the platform variables
10 AC_DEFUN([FPTOOLS_SET_PLATFORM_VARS],
12 # If no argument was given for a configuration variable, then discard
13 # the guessed canonical system and use the configuration of the
14 # bootstrapping ghc. If an argument was given, map it from gnu format
17 # For why we do it this way, see: #3637, #1717, #2951
19 # In bindists, we haven't called AC_CANONICAL_{BUILD,HOST,TARGET}
20 # so this justs uses $bootstrap_target.
22 if test "$build_alias" = ""
24 if test "$bootstrap_target" != ""
26 build=$bootstrap_target
27 echo "Build platform inferred as: $build"
29 echo "Can't work out build platform"
33 BuildArch=`echo "$build" | sed 's/-.*//'`
34 BuildVendor=`echo "$build" | sed -e 's/.*-\(.*\)-.*/\1/'`
35 BuildOS=`echo "$build" | sed 's/.*-//'`
37 GHC_CONVERT_CPU([$build_cpu], [BuildArch])
38 GHC_CONVERT_VENDOR([$build_vendor], [BuildVendor])
39 GHC_CONVERT_OS([$build_os], [BuildOS])
42 if test "$host_alias" = ""
44 if test "$bootstrap_target" != ""
46 host=$bootstrap_target
47 echo "Host platform inferred as: $host"
49 echo "Can't work out host platform"
53 HostArch=`echo "$host" | sed 's/-.*//'`
54 HostVendor=`echo "$host" | sed -e 's/.*-\(.*\)-.*/\1/'`
55 HostOS=`echo "$host" | sed 's/.*-//'`
57 GHC_CONVERT_CPU([$host_cpu], [HostArch])
58 GHC_CONVERT_VENDOR([$host_vendor], [HostVendor])
59 GHC_CONVERT_OS([$host_os], [HostOS])
62 if test "$target_alias" = ""
64 if test "$bootstrap_target" != ""
66 target=$bootstrap_target
67 echo "Target platform inferred as: $target"
69 echo "Can't work out target platform"
73 TargetArch=`echo "$target" | sed 's/-.*//'`
74 TargetVendor=`echo "$target" | sed -e 's/.*-\(.*\)-.*/\1/'`
75 TargetOS=`echo "$target" | sed 's/.*-//'`
77 GHC_CONVERT_CPU([$target_cpu], [TargetArch])
78 GHC_CONVERT_VENDOR([$target_vendor], [TargetVendor])
79 GHC_CONVERT_OS([$target_os], [TargetOS])
84 # FPTOOLS_SET_C_LD_FLAGS
85 # ----------------------------------
86 # Set the C, LD and CPP flags for a given platform
88 # $2 is the name of the CC flags variable
89 # $3 is the name of the linker flags variable when linking with gcc
90 # $4 is the name of the linker flags variable when linking with ld
91 # $5 is the name of the CPP flags variable
92 AC_DEFUN([FPTOOLS_SET_C_LD_FLAGS],
94 AC_MSG_CHECKING([Setting up $2, $3, $4 and $5])
105 $4="$$4 -arch x86_64"
109 # For now, to suppress the gcc warning "call-clobbered
110 # register used for global register variable", we simply
111 # disable all warnings altogether using the -w flag. Oh well.
112 $2="$$2 -w -mieee -D_REENTRANT"
113 $3="$$3 -w -mieee -D_REENTRANT"
114 $5="$$5 -w -mieee -D_REENTRANT"
117 # ___HPUX_SOURCE, not _HPUX_SOURCE, is #defined if -ansi!
118 # (very nice, but too bad the HP /usr/include files don't agree.)
119 $2="$$2 -D_HPUX_SOURCE"
120 $3="$$3 -D_HPUX_SOURCE"
121 $5="$$5 -D_HPUX_SOURCE"
125 # If gcc knows about the stack protector, turn it off.
126 # Otherwise the stack-smash handler gets triggered.
127 echo 'int main(void) {return 0;}' > conftest.c
128 if $CC -c conftest.c -fno-stack-protector > /dev/null 2>&1
130 $2="$$2 -fno-stack-protector"
132 rm -f conftest.c conftest.o
133 AC_MSG_RESULT([done])
137 # FP_VISIBILITY_HIDDEN
138 # ----------------------------------
139 # Is the visibility hidden attribute supported?
140 AC_DEFUN([FP_VISIBILITY_HIDDEN],
142 AC_MSG_CHECKING([whether __attribute__((visibility("hidden"))) is supported])
143 echo '__attribute__((visibility("hidden"))) void foo(void) {}' > conftest.c
144 if $CC -Wall -Werror -c conftest.c > /dev/null 2>&1
147 AC_DEFINE(HAS_VISIBILITY_HIDDEN, 1, [Has visibility hidden])
151 rm -f conftest.c conftest.o
155 # FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
156 # ----------------------------------
157 # Little endian Arm on Linux with some ABIs has big endian word order
158 # in doubles. Define FLOAT_WORDS_BIGENDIAN if this is the case.
159 AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN],
160 [AC_CACHE_CHECK([whether float word order is big endian], [fptools_cv_float_word_order_bigendian],
163 [#include <endian.h>],
164 [#if defined(__FLOAT_WORD_ORDER) && __FLOAT_WORD_ORDER == BIG_ENDIAN
167 not float word order big endian
170 [fptools_cv_float_word_order_bigendian=yes],
171 [fptools_cv_float_word_order_bigendian=no])
173 case $fptools_cv_float_word_order_bigendian in
175 AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
176 [Define to 1 if your processor stores words of floats with
177 the most significant byte first]) ;;
182 # FP_EVAL_STDERR(COMMAND)
183 # -----------------------
184 # Eval COMMAND, save its stderr (without lines resulting from shell tracing)
185 # into the file conftest.err and the exit status in the variable fp_status.
186 AC_DEFUN([FP_EVAL_STDERR],
187 [{ (eval $1) 2>conftest.er1
189 grep -v '^ *+' conftest.er1 >conftest.err
191 (exit $fp_status); }[]dnl
195 # FP_ARG_WITH_PATH_GNU_PROG
196 # --------------------
199 # $1 = the variable to set
200 # $2 = the command to look for
202 AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG],
205 [AC_HELP_STRING([--with-$2=ARG],
206 [Use ARG as the path to $2 [default=autodetect]])],
208 if test "$HostOS" = "mingw32"
210 AC_MSG_WARN([Request to use $withval will be ignored])
216 if test "$HostOS" != "mingw32"
218 AC_PATH_PROG([$1], [$2])
221 AC_MSG_ERROR([cannot find $2 in your PATH, no idea how to link])
226 ]) # FP_ARG_WITH_PATH_GNU_PROG
229 # FP_PROG_CONTEXT_DIFF
230 # --------------------
231 # Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
233 # Note: NeXTStep thinks diff'ing a file against itself is "trouble".
235 # Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest.
236 AC_DEFUN([FP_PROG_CONTEXT_DIFF],
237 [AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff],
238 [echo foo > conftest1
240 fp_cv_context_diff=no
241 for fp_var in '-U 1' '-u1' '-C 1' '-c1'
243 if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then
244 fp_cv_context_diff="diff $fp_var"
248 if test x"$fp_cv_context_diff" = xno; then
249 AC_MSG_ERROR([cannot figure out how to do context diffs])
251 AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff])
252 ])# FP_PROG_CONTEXT_DIFF
255 # FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
256 # --------------------------------------------------------
257 # Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
258 # compilation. Execute IF-FAILS when unable to determine the value. Works for
259 # cross-compilation, too.
261 # Implementation note: We are lazy and use an internal autoconf macro, but it
262 # is supported in autoconf versions 2.50 up to the actual 2.57, so there is
264 AC_DEFUN([FP_COMPUTE_INT],
265 [_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl
269 # FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES])
270 # ------------------------------------------------------------------
271 # A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a
272 # given type. Defines ALIGNMENT_TYPE.
273 AC_DEFUN([FP_CHECK_ALIGNMENT],
274 [AS_LITERAL_IF(m4_translit([[$1]], [*], [p]), [],
275 [AC_FATAL([$0: requires literal arguments])])[]dnl
276 AC_CHECK_TYPE([$1], [], [], [$3])[]dnl
277 m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl
278 AC_CACHE_CHECK([alignment of $1], [fp_Cache],
279 [if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then
280 FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)],
282 [AC_INCLUDES_DEFAULT([$3])],
283 [AC_MSG_ERROR([cannot compute alignment ($1)
284 See `config.log' for more details.], [77])])
288 AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl
289 m4_popdef([fp_Cache])[]dnl
290 ])# FP_CHECK_ALIGNMENT
293 # FP_LEADING_UNDERSCORE
294 # ---------------------
295 # Test for determining whether symbol names have a leading underscore. We assume
296 # that they _haven't_ if anything goes wrong. Sets the output variable
297 # LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly.
299 # Some nlist implementations seem to try to be compatible by ignoring a leading
300 # underscore sometimes (eg. FreeBSD). We therefore have to work around this by
301 # checking for *no* leading underscore first. Sigh. --SDM
303 # Similarly on OpenBSD, but this test doesn't help. -- dons
304 AC_DEFUN([FP_LEADING_UNDERSCORE],
305 [AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"])
306 AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [
307 # Hack!: nlist() under Digital UNIX insist on there being an _,
308 # but symbol table listings shows none. What is going on here?!?
310 # Another hack: cygwin doesn't come with nlist.h , so we hardwire
311 # the underscoredness of that "platform"
312 case $HostPlatform in
313 *openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore
315 i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;;
316 *) fptools_cv_leading_underscore=no ;;
318 alpha-dec-osf*) fptools_cv_leading_underscore=no;;
319 *cygwin32) fptools_cv_leading_underscore=yes;;
320 *mingw32) fptools_cv_leading_underscore=yes;;
322 # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries
323 x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;;
325 *) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
327 struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
328 struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
336 if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0)
338 if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0)
342 }]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
345 AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
346 if test x"$fptools_cv_leading_underscore" = xyes; then
347 AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.])
348 fi])# FP_LEADING_UNDERSCORE
351 # FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
352 # ----------------------------------------------------------------------------------
353 # Compare dotted version numbers VERSION1 and VERSION2 lexicographically according
354 # to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge).
355 AC_DEFUN([FP_COMPARE_VERSIONS],
356 [fp_version1=$1; fp_version2=$3
357 fp_save_IFS=$IFS; IFS='.'
358 while test x"$fp_version1" != x || test x"$fp_version2" != x
361 set dummy $fp_version1; shift
363 test $[@%:@] = 0 || { fp_num1="[$]1"; shift; }
364 test x"$fp_num1" = x && fp_num1="0"
367 set dummy $fp_version2; shift
369 test $[@%:@] = 0 || { fp_num2="[$]1"; shift; }
370 test x"$fp_num2" = x && fp_num2="0"
373 test "$fp_num1" = "$fp_num2" || break;
376 AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl
377 ])# FP_COMPARE_VERSIONS
381 dnl Check for GreenCard and version.
383 AC_DEFUN([FPTOOLS_GREENCARD],
385 AC_PATH_PROG(GreenCardCmd,greencard)
386 AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
388 [if test x"$GreenCardCmd" != x; then
389 fptools_cv_greencard_version="`$GreenCardCmd --version |
390 grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`"
392 fptools_cv_greencard_version=""
396 FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1],
397 [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl
398 GreenCardVersion=$fptools_cv_greencard_version
399 AC_SUBST(GreenCardVersion)
403 dnl Check for Happy and version. If we're building GHC, then we need
404 dnl at least Happy version 1.14. If there's no installed Happy, we look
405 dnl for a happy source tree and point the build system at that instead.
407 AC_DEFUN([FPTOOLS_HAPPY],
408 [AC_PATH_PROG(HappyCmd,happy,)
409 # Happy is passed to Cabal, so we need a native path
410 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
411 test "${OSTYPE}" != "msys" && \
412 test "${HappyCmd}" != ""
414 # Canonicalise to <drive>:/path/to/gcc
415 HappyCmd=`cygpath -m "${HappyCmd}"`
416 AC_MSG_NOTICE([normalized happy command to $HappyCmd])
419 AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
421 [if test x"$HappyCmd" != x; then
422 fptools_cv_happy_version=`"$HappyCmd" -v |
423 grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ;
425 fptools_cv_happy_version="";
429 if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
431 FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16],
432 [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[]
434 HappyVersion=$fptools_cv_happy_version;
435 AC_SUBST(HappyVersion)
439 dnl Check for Alex and version. If we're building GHC, then we need
440 dnl at least Alex version 2.0.1.
442 AC_DEFUN([FPTOOLS_ALEX],
444 AC_PATH_PROG(AlexCmd,alex,)
445 # Alex is passed to Cabal, so we need a native path
446 if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
447 test "${OSTYPE}" != "msys" && \
448 test "${AlexCmd}" != ""
450 # Canonicalise to <drive>:/path/to/gcc
451 AlexCmd=`cygpath -m "${AlexCmd}"`
454 AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
456 [if test x"$AlexCmd" != x; then
457 fptools_cv_alex_version=`"$AlexCmd" -v |
458 grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'` ;
460 fptools_cv_alex_version="";
464 if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
466 FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0],
467 [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]
469 AlexVersion=$fptools_cv_alex_version;
470 AC_SUBST(AlexVersion)
476 # Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
477 # variable's value is empty.
478 AC_DEFUN([FP_PROG_LD_X],
480 AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
481 [echo 'foo() {}' > conftest.c
482 ${CC-cc} -c conftest.c
483 if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then
489 if test "$fp_cv_ld_x" = yes; then
498 # FP_PROG_LD_BUILD_ID
501 # Sets the output variable LdHasBuildId to YES if ld supports
502 # --build-id, or NO otherwise.
503 AC_DEFUN([FP_PROG_LD_BUILD_ID],
505 AC_CACHE_CHECK([whether ld understands --build-id], [fp_cv_ld_build_id],
506 [echo 'foo() {}' > conftest.c
507 ${CC-cc} -c conftest.c
508 if ${LdCmd} -r --build-id=none -o conftest2.o conftest.o > /dev/null 2>&1; then
509 fp_cv_ld_build_id=yes
514 if test "$fp_cv_ld_build_id" = yes; then
519 AC_SUBST([LdHasBuildId])
520 ])# FP_PROG_LD_BUILD_ID
525 # Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
527 AC_DEFUN([FP_PROG_LD_IS_GNU],
529 AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
530 [if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
535 AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
536 ])# FP_PROG_LD_IS_GNU
541 # Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin
542 # version of it. Exits if no ar can be found
543 AC_DEFUN([FP_PROG_AR],
544 [AC_PATH_PROG([fp_prog_ar_raw], [ar])
545 if test -z "$fp_prog_ar_raw"; then
546 AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library])
548 fp_prog_ar="$fp_prog_ar_raw"
549 case $HostPlatform in
550 *mingw32) if test x${OSTYPE} != xmsys; then
551 fp_prog_ar="`cygpath -w "${fp_prog_ar_raw}" | sed -e 's@\\\\@/@g'`"
552 AC_MSG_NOTICE([normalized ar command to $fp_prog_ar])
561 # Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not.
562 AC_DEFUN([FP_PROG_AR_IS_GNU],
563 [AC_REQUIRE([FP_PROG_AR])
564 AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu],
565 [if "$fp_prog_ar_raw" --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
566 fp_cv_prog_ar_is_gnu=yes
568 fp_cv_prog_ar_is_gnu=no
570 fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu
571 AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`])
572 ])# FP_PROG_AR_IS_GNU
575 # FP_PROG_AR_SUPPORTS_ATFILE
577 # Sets fp_prog_ar_supports_atfile to yes or no, depending on whether
578 # or not it supports the @file syntax
579 AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE],
580 [AC_REQUIRE([FP_PROG_AR])
581 AC_REQUIRE([FP_PROG_AR_ARGS])
582 AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile],
586 echo conftest.file > conftest.atfile
587 echo conftest.file >> conftest.atfile
588 "$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1
589 fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file`
591 if test "$fp_prog_ar_supports_atfile_tmp" -eq 2
593 fp_cv_prog_ar_supports_atfile=yes
595 fp_cv_prog_ar_supports_atfile=no
597 fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile
598 AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`])
599 ])# FP_PROG_AR_SUPPORTS_ATFILE
603 # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd
604 # to a non-Cygwin invocation of ar including these arguments.
605 AC_DEFUN([FP_PROG_AR_ARGS],
606 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
607 AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args],
609 # GNU ar needs special treatment: it appears to have problems with
610 # object files with the same name if you use the 's' modifier, but
611 # simple 'ar q' works fine, and doesn't need a separate ranlib.
612 if test $fp_prog_ar_is_gnu = yes; then
613 fp_cv_prog_ar_args="q"
616 for fp_var in clqsZ clqs cqs clq cq ; do
618 if "$fp_prog_ar_raw" $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then
619 fp_cv_prog_ar_args=$fp_var
624 if test -z "$fp_cv_prog_ar_args"; then
625 AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw])
628 fp_prog_ar_args=$fp_cv_prog_ar_args
629 AC_SUBST([ArCmd], ["$fp_prog_ar"])
630 AC_SUBST([ArArgs], ["$fp_prog_ar_args"])
635 # FP_PROG_AR_NEEDS_RANLIB
636 # -----------------------
637 # Sets the output variable RANLIB to "ranlib" if it is needed and found,
638 # to "true" otherwise.
639 AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
640 [AC_REQUIRE([FP_PROG_AR_IS_GNU])
641 AC_REQUIRE([FP_PROG_AR_ARGS])
642 AC_REQUIRE([AC_PROG_CC])
643 AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
644 [if test $fp_prog_ar_is_gnu = yes; then
645 fp_cv_prog_ar_needs_ranlib=no
646 elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then
647 # It's quite tedious to check for Apple's crazy timestamps in .a files,
649 fp_cv_prog_ar_needs_ranlib=yes
650 elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
651 fp_cv_prog_ar_needs_ranlib=no
653 fp_cv_prog_ar_needs_ranlib=yes
655 if test $fp_cv_prog_ar_needs_ranlib = yes; then
661 ])# FP_PROG_AR_NEEDS_RANLIB
665 dnl AC_SHEBANG_PERL - can we she-bang perl?
667 AC_DEFUN([FPTOOLS_SHEBANG_PERL],
668 [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl,
673 (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null)
674 if test $? -ne 69; then
675 fptools_cv_shebang_perl=yes
677 fptools_cv_shebang_perl=no
685 # Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the
686 # output variable GccVersion.
687 AC_DEFUN([FP_GCC_VERSION],
688 [AC_REQUIRE([AC_PROG_CC])
691 AC_MSG_ERROR([gcc is required])
694 AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
696 fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
697 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.0],
698 [AC_MSG_ERROR([Need at least gcc version 3.0 (3.4+ recommended)])])
699 # See #2770: gcc 2.95 doesn't work any more, apparently. There probably
700 # isn't a very good reason for that, but for now just make configure
702 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES)
704 AC_SUBST([GccVersion], [$fp_cv_gcc_version])
708 dnl Small feature test for perl version. Assumes PerlCmd
709 dnl contains path to perl binary.
711 dnl (Perl versions prior to v5.6 does not contain the string "v5";
712 dnl instead they display version strings such as "version 5.005".)
714 AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
715 [$PerlCmd -v >conftest.out 2>&1
716 if grep "v5" conftest.out >/dev/null 2>&1; then
719 AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
725 # FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR,
726 # [VALUE-IF-NOT-FOUND], [PATH], [REJECT])
727 # -----------------------------------------------------
728 # HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path
729 # of PROG-TO-CHECK-FOR when found.
730 AC_DEFUN([FP_CHECK_PROG],
731 [AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl
737 # Find a non-WinDoze version of the "find" utility.
738 AC_DEFUN([FP_PROG_FIND],
739 [AC_PATH_PROGS([fp_prog_find], [gfind find], find)
740 echo foo > conftest.txt
741 $fp_prog_find conftest.txt -print > conftest.out 2>&1
742 if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then
743 # OK, looks like a real "find".
744 case $HostPlatform in
746 if test x${OSTYPE} != xmsys
748 fp_prog_find="`cygpath --mixed ${fp_prog_find}`"
749 AC_MSG_NOTICE([normalized find command to $fp_prog_find])
753 FindCmd="$fp_prog_find"
755 # Found a poor WinDoze version of "find", ignore it.
756 AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it])
757 FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find])
759 rm -f conftest.txt conftest.out
760 AC_SUBST([FindCmd])[]dnl
766 # Find a Unix-like sort
767 AC_DEFUN([FP_PROG_SORT],
768 [AC_PATH_PROG([fp_prog_sort], [sort])
769 echo conwip > conftest.txt
770 $fp_prog_sort -f conftest.txt > conftest.out 2>&1
771 if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
773 SortCmd="$fp_prog_sort"
775 # Summink else..pick next one.
776 AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
777 FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
779 rm -f conftest.txt conftest.out
780 AC_SUBST([SortCmd])[]dnl
784 dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
785 dnl values of the second argument to the result of running
786 dnl the commands given by the third. It does not cache its
787 dnl result, so it is suitable for checks which should be
790 AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
791 [AC_MSG_CHECKING([$1])
793 AC_MSG_RESULT([$][$2])
797 dnl FPTOOLS_GHC_VERSION(version)
798 dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel])
799 dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel)
801 dnl Test for version of installed ghc. Uses $GHC.
802 dnl [original version pinched from c2hs]
804 AC_DEFUN([FPTOOLS_GHC_VERSION],
805 [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
806 ["${WithGhc-ghc}" --version > conftestghc 2>&1
807 cat conftestghc >&AS_MESSAGE_LOG_FD
808 #Useless Use Of cat award...
809 fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
811 if test "[$]fptools_version_of_ghc" = ""
813 fptools_version_of_ghc='unknown'
815 fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'`
816 fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
817 fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'`
819 if test "[$]fptools_version_of_ghc[_pl]" = ""
821 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]"
822 fptools_version_of_ghc[_pl]="0"
824 fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]"
828 [$1]="[$]fptools_version_of_ghc[_all]"
830 [$1]="[$]fptools_version_of_ghc[_major]"
831 [$2]="[$]fptools_version_of_ghc[_minor]"
833 [$1]="[$]fptools_version_of_ghc[_major]"
834 [$2]="[$]fptools_version_of_ghc[_minor]"
835 [$3]="[$]fptools_version_of_ghc[_pl]"
837 [$1]="[$]fptools_version_of_ghc[_all]"
838 [$2]="[$]fptools_version_of_ghc[_major]"
839 [$3]="[$]fptools_version_of_ghc[_minor]"
840 [$4]="[$]fptools_version_of_ghc[_pl]"
846 # FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
847 # ---------------------------------------------------------------------------------
848 # A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
849 # additional flexibility of specifying the PROLOGUE and BODY.
850 AC_DEFUN([FP_CHECK_FUNC],
851 [AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl
852 AC_CACHE_CHECK([for $1], fp_func,
853 [AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])],
854 [AS_VAR_SET(fp_func, yes)],
855 [AS_VAR_SET(fp_func, no)])])
856 AS_IF([test AS_VAR_GET(fp_func) = yes],
857 [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1],
858 [Define to 1 if you have the `]$1[' function.]) $4],
860 AS_VAR_POPDEF([fp_func])dnl
866 # Generates a DocBook XML V4.5 document in conftest.xml.
868 # It took a lot of experimentation to find a document that will cause
869 # xsltproc to fail with an error code when the relevant
870 # stylesheets/DTDs are not found. I couldn't make xsltproc fail with
871 # a single-file document, it seems a multi-file document is needed.
874 AC_DEFUN([FP_GEN_DOCBOOK_XML],
875 [rm -f conftest.xml conftest-book.xml
876 cat > conftest.xml << EOF
877 <?xml version="1.0" encoding="iso-8859-1"?>
878 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
879 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [[
880 <!ENTITY conftest-book SYSTEM "conftest-book.xml">
886 cat >conftest-book.xml << EOF
887 <?xml version="1.0" encoding="iso-8859-1"?>
888 <title>A DocBook “Test Document”</title>
889 <chapter id="id-one">
890 <title>A Chapter Title</title>
891 <para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
893 <chapter id="id-two">
894 <title>Another Chapter Title</title>
895 <para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
898 ]) # FP_GEN_DOCBOOK_XML
903 # Sets the output variable DblatexCmd to the full path of dblatex,
904 # which we use for building PDF and PS docs.
905 # DblatexCmd is empty if dblatex could not be found.
906 AC_DEFUN([FP_PROG_DBLATEX],
907 [AC_PATH_PROG([DblatexCmd], [dblatex])
908 if test -z "$DblatexCmd"; then
909 AC_MSG_WARN([cannot find dblatex in your PATH, you will not be able to build the PDF and PS documentation])
916 # Sets the output variable XsltprocCmd to the full path of the XSLT processor
917 # xsltproc. XsltprocCmd is empty if xsltproc could not be found.
918 AC_DEFUN([FP_PROG_XSLTPROC],
919 [AC_PATH_PROG([XsltprocCmd], [xsltproc])
920 if test -z "$XsltprocCmd"; then
921 AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation])
927 # ----------------------------
928 # Check that we can process a DocBook XML document to HTML using xsltproc.
929 AC_DEFUN([FP_DOCBOOK_XSL],
930 [AC_REQUIRE([FP_PROG_XSLTPROC])dnl
931 if test -n "$XsltprocCmd"; then
932 AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl,
934 fp_cv_dir_docbook_xsl=no
935 if $XsltprocCmd --nonet http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl conftest.xml > /dev/null 2>&1; then
936 fp_cv_dir_docbook_xsl=yes
940 if test x"$fp_cv_dir_docbook_xsl" = xno; then
941 AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
946 AC_SUBST([HAVE_DOCBOOK_XSL])
952 # Sets the output variable XmllintCmd to the full path of the XSLT processor
953 # xmllint. XmllintCmd is empty if xmllint could not be found.
954 AC_DEFUN([FP_PROG_XMLLINT],
955 [AC_PATH_PROG([XmllintCmd], [xmllint])
956 if test -z "$XmllintCmd"; then
957 AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
962 # FP_CHECK_DOCBOOK_DTD
963 # --------------------
964 AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
965 [AC_REQUIRE([FP_PROG_XMLLINT])dnl
966 if test -n "$XmllintCmd"; then
967 AC_MSG_CHECKING([for DocBook DTD])
969 if $XmllintCmd --nonet --valid --noout conftest.xml ; then
972 AC_MSG_RESULT([failed])
973 AC_MSG_WARN([cannot find a DTD for DocBook XML V4.5, you will not be able to validate your documentation])
974 AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
978 ])# FP_CHECK_DOCBOOK_DTD
983 # Generates a formatting objects document in conftest.fo.
984 AC_DEFUN([FP_GEN_FO],
986 cat > conftest.fo << EOF
987 <?xml version="1.0"?>
988 <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
989 <fo:layout-master-set>
990 <fo:simple-page-master master-name="blank">
992 </fo:simple-page-master>
993 </fo:layout-master-set>
994 <fo:page-sequence master-reference="blank">
995 <fo:flow flow-name="xsl-region-body">
1008 # Set the output variable 'FopCmd' to the first working 'fop' in the current
1009 # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
1010 # /usr/share/fop/fop.sh in that case (or no 'fop'), too.
1011 AC_DEFUN([FP_PROG_FOP],
1012 [AC_PATH_PROGS([FopCmd1], [fop fop.sh])
1013 if test -n "$FopCmd1"; then
1014 AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
1016 if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then
1017 fp_cv_fop_usability=yes
1019 fp_cv_fop_usability=no
1022 if test x"$fp_cv_fop_usability" = xyes; then
1026 if test -z "$FopCmd"; then
1027 AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop])
1036 # Sets the output variable HstagsCmd to the full Haskell tags program path.
1037 # HstagsCmd is empty if no such program could be found.
1038 AC_DEFUN([FP_PROG_HSTAGS],
1039 [AC_PATH_PROG([HstagsCmd], [hasktags])
1040 if test -z "$HstagsCmd"; then
1041 AC_MSG_WARN([cannot find hasktags in your PATH, you will not be able to build the tags])
1048 # Try to find a ghc-pkg matching the ghc mentioned in the environment variable
1049 # WithGhc. Sets the output variable GhcPkgCmd.
1050 AC_DEFUN([FP_PROG_GHC_PKG],
1051 [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg,
1053 # If we are told to use ghc-stage2, then we're using an in-tree
1054 # compiler. In this case, we just want ghc-pkg, not ghc-pkg-stage2,
1055 # so we sed off -stage[0-9]$. However, if we are told to use
1056 # ghc-6.12.1 then we want to use ghc-pkg-6.12.1, so we keep any
1058 fp_ghc_pkg_guess=`echo $WithGhc | sed -e 's/-stage@<:@0-9@:>@$//' -e 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'`
1059 if "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then
1060 fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
1062 AC_MSG_ERROR([Cannot find matching ghc-pkg])
1064 GhcPkgCmd=$fp_cv_matching_ghc_pkg
1065 AC_SUBST([GhcPkgCmd])
1069 # FP_GCC_EXTRA_FLAGS
1070 # ------------------
1071 # Determine which extra flags we need to pass gcc when we invoke it
1072 # to compile .hc code.
1074 # -fwrapv is needed for gcc to emit well-behaved code in the presence of
1075 # integer wrap around. (Trac #952)
1077 AC_DEFUN([FP_GCC_EXTRA_FLAGS],
1078 [AC_REQUIRE([FP_GCC_VERSION])
1079 AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts],
1080 [fp_cv_gcc_extra_opts=
1081 FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
1082 [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"],
1085 AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts)
1089 # FP_SETUP_PROJECT_VERSION
1090 # ---------------------
1091 AC_DEFUN([FP_SETUP_PROJECT_VERSION],
1093 if test "$RELEASE" = "NO"; then
1094 AC_MSG_CHECKING([for GHC version date])
1095 if test -f VERSION_DATE; then
1096 PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE`
1097 AC_MSG_RESULT(given $PACKAGE_VERSION)
1098 elif test -d .git; then
1100 ver_date=`git log -n 1 --date=short --pretty=format:%ci | cut -d ' ' -f 1 | tr -d -`
1101 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
1102 changequote([, ])dnl
1103 AC_MSG_ERROR([failed to detect version date: check that git is in your path])
1105 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1106 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1107 elif test -d _darcs; then
1108 # TODO: Remove this branch after conversion to Git
1110 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`
1111 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
1112 changequote([, ])dnl
1113 AC_MSG_ERROR([failed to detect version date: check that darcs is in your path])
1115 PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date
1116 AC_MSG_RESULT(inferred $PACKAGE_VERSION)
1117 elif test -f VERSION; then
1118 PACKAGE_VERSION=`cat VERSION`
1119 AC_MSG_RESULT(given $PACKAGE_VERSION)
1121 AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file])
1126 AC_SUBST([ProjectName], [$PACKAGE_NAME])
1127 AC_SUBST([ProjectVersion], [$PACKAGE_VERSION])
1129 # Split PACKAGE_VERSION into (possibly empty) parts
1130 VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1131 VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1132 VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/`
1133 ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/`
1135 # Calculate project version as an integer, using 2 digits for minor version
1136 case $VERSION_MINOR in
1137 ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;;
1138 ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;;
1139 *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;;
1141 AC_SUBST([ProjectVersionInt])
1143 # The project patchlevel is zero unless stated otherwise
1144 test -z "$ProjectPatchLevel" && ProjectPatchLevel=0
1146 # Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508
1147 ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'`
1149 AC_SUBST([ProjectPatchLevel])
1150 ])# FP_SETUP_PROJECT_VERSION
1153 # Check for a working timer_create(). We need a pretty detailed check
1154 # here, because there exist partially-working implementations of
1155 # timer_create() in certain versions of Linux (see bug #1933).
1157 AC_DEFUN([FP_CHECK_TIMER_CREATE],
1158 [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)],
1159 [fptools_cv_timer_create_works],
1162 #ifdef HAVE_STDLIB_H
1168 #ifdef HAVE_SIGNAL_H
1171 #ifdef HAVE_UNISTD_H
1175 static volatile int tock = 0;
1176 static void handler(int i)
1181 static void timeout(int i)
1183 // timer_settime() has been known to hang, so just in case
1184 // we install a 1-second timeout (see #2257)
1188 int main(int argc, char *argv[])
1193 struct itimerspec it;
1194 struct sigaction action;
1197 ev.sigev_notify = SIGEV_SIGNAL;
1198 ev.sigev_signo = SIGVTALRM;
1200 action.sa_handler = handler;
1201 action.sa_flags = 0;
1202 sigemptyset(&action.sa_mask);
1203 if (sigaction(SIGVTALRM, &action, NULL) == -1) {
1204 fprintf(stderr,"SIGVTALRM problem\n");
1208 action.sa_handler = timeout;
1209 action.sa_flags = 0;
1210 sigemptyset(&action.sa_mask);
1211 if (sigaction(SIGALRM, &action, NULL) == -1) {
1212 fprintf(stderr,"SIGALRM problem\n");
1217 if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) {
1218 fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n");
1222 it.it_value.tv_sec = 0;
1223 it.it_value.tv_nsec = 1;
1224 it.it_interval = it.it_value;
1225 if (timer_settime(timer, 0, &it, NULL) != 0) {
1226 fprintf(stderr,"settime problem\n");
1232 for(n = 3; n < 20000; n++){
1233 for(m = 2; m <= n/2; m++){
1234 if (!(n%m)) count++;
1241 fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n");
1245 timer_delete(timer);
1247 if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) {
1248 fprintf(stderr,"No CLOCK_REALTIME timer\n");
1252 it.it_value.tv_sec = 0;
1253 it.it_value.tv_nsec = 1000000;
1254 it.it_interval = it.it_value;
1255 if (timer_settime(timer, 0, &it, NULL) != 0) {
1256 fprintf(stderr,"settime problem\n");
1265 fprintf(stderr,"no CLOCK_REALTIME signal\n");
1269 timer_delete(timer);
1274 [fptools_cv_timer_create_works=yes],
1275 [fptools_cv_timer_create_works=no])
1277 case $fptools_cv_timer_create_works in
1278 yes) AC_DEFINE([USE_TIMER_CREATE], 1,
1279 [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);;
1285 AC_DEFUN([FP_ICONV],
1287 dnl--------------------------------------------------------------------
1288 dnl * Deal with arguments telling us iconv is somewhere odd
1289 dnl--------------------------------------------------------------------
1291 dnl Note: ICONV_LIB_DIRS and ICONV_INCLUDE_DIRS are not predefined
1292 dnl to the empty string to allow them to be overridden from the
1295 AC_ARG_WITH([iconv-includes],
1296 [AC_HELP_STRING([--with-iconv-includes],
1297 [directory containing iconv.h])],
1298 [ICONV_INCLUDE_DIRS=$withval])
1300 AC_ARG_WITH([iconv-libraries],
1301 [AC_HELP_STRING([--with-iconv-libraries],
1302 [directory containing iconv library])],
1303 [ICONV_LIB_DIRS=$withval])
1305 AC_SUBST(ICONV_INCLUDE_DIRS)
1306 AC_SUBST(ICONV_LIB_DIRS)
1313 dnl--------------------------------------------------------------------
1314 dnl * Deal with arguments telling us gmp is somewhere odd
1315 dnl--------------------------------------------------------------------
1317 AC_ARG_WITH([gmp-includes],
1318 [AC_HELP_STRING([--with-gmp-includes],
1319 [directory containing gmp.h])],
1320 [GMP_INCLUDE_DIRS=$withval])
1322 AC_ARG_WITH([gmp-libraries],
1323 [AC_HELP_STRING([--with-gmp-libraries],
1324 [directory containing gmp library])],
1325 [GMP_LIB_DIRS=$withval])
1327 AC_SUBST(GMP_INCLUDE_DIRS)
1328 AC_SUBST(GMP_LIB_DIRS)
1331 # FP_CHECK_MACOSX_DEPLOYMENT_TARGET
1332 # ---------------------------------
1333 AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET],
1335 if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then
1336 AC_MSG_CHECKING([Mac OS X deployment target])
1337 case $FP_MACOSX_DEPLOYMENT_TARGET in
1339 10.4) MACOSX_DEPLOYMENT_VERSION=10.4
1340 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1342 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4
1343 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk
1345 *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET
1346 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk
1349 if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then
1352 if test ! -d $MACOSX_DEPLOYMENT_SDK; then
1353 AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET])
1355 AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})])
1360 # --------------------------------------------------------------
1361 # Calculate absolute path to build tree
1362 # --------------------------------------------------------------
1364 AC_DEFUN([FP_INTREE_GHC_PWD],[
1365 AC_MSG_NOTICE(Building in-tree ghc-pwd)
1367 dnl make -C utils/ghc-pwd clean && make -C utils/ghc-pwd
1368 dnl except we don't want to have to know what make is called. Sigh.
1369 rm -rf utils/ghc-pwd/dist-boot
1370 mkdir utils/ghc-pwd/dist-boot
1371 if ! "$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
1373 AC_MSG_ERROR([Building ghc-pwd failed])
1376 GHC_PWD=utils/ghc-pwd/dist-boot/ghc-pwd
1379 AC_DEFUN([FP_BINDIST_GHC_PWD],[
1380 GHC_PWD=utils/ghc-pwd/dist/build/tmp/ghc-pwd
1383 AC_DEFUN([FP_FIND_ROOT],[
1384 AC_MSG_CHECKING(for path to top of build tree)
1387 dnl Remove common automounter nonsense
1388 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'`
1390 if ! test -d "$hardtop"; then
1391 AC_MSG_ERROR([cannot determine current directory])
1394 dnl We don't support building in directories with spaces.
1398 The build system does not support building in a directory
1399 containing space characters.
1400 Suggestion: move the build tree somewhere else.])
1406 AC_MSG_RESULT($hardtop)
1409 # GHC_CONVERT_CPU(cpu, target_var)
1410 # --------------------------------
1411 # converts cpu from gnu to ghc naming, and assigns the result to $target_var
1412 AC_DEFUN([GHC_CONVERT_CPU],[
1426 i386|i486|i586|i686)
1469 echo "Unknown CPU $1"
1475 # GHC_CONVERT_VENDOR(vendor, target_var)
1476 # --------------------------------
1477 # converts vendor from gnu to ghc naming, and assigns the result to $target_var
1478 AC_DEFUN([GHC_CONVERT_VENDOR],[
1480 pc|gentoo) # like i686-pc-linux-gnu and i686-gentoo-freebsd8
1484 #pass thru by default
1490 # GHC_CONVERT_OS(os, target_var)
1491 # --------------------------------
1492 # converts os from gnu to ghc naming, and assigns the result to $target_var
1493 AC_DEFUN([GHC_CONVERT_OS],[
1498 # As far as I'm aware, none of these have relevant variants
1499 freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku)
1502 freebsd8) # like i686-gentoo-freebsd8
1506 echo "Unknown OS $1"
1512 # BOOTSTRAPPING_GHC_INFO_FIELD
1513 # --------------------------------
1514 # If the bootstrapping compiler is >= 7.1, then set the variable
1515 # $1 to the value of the ghc --info field $2. Otherwise, set it to
1517 AC_DEFUN([BOOTSTRAPPING_GHC_INFO_FIELD],[
1518 if test $GhcCanonVersion -ge 701
1520 $1=`"$WithGhc" --info | grep "^ ,(\"$2\"," | sed -e 's/.*","//' -e 's/")$//'`
1527 # LIBRARY_VERSION(lib)
1528 # --------------------------------
1529 # Gets the version number of a library.
1530 # If $1 is ghc-prim, then we define LIBRARY_ghc_prim_VERSION as 1.2.3
1531 AC_DEFUN([LIBRARY_VERSION],[
1532 LIBRARY_[]translit([$1], [-], [_])[]_VERSION=`grep -i "^version:" libraries/$1/$1.cabal | sed "s/.* //"`
1533 AC_SUBST(LIBRARY_[]translit([$1], [-], [_])[]_VERSION)