# Extra autoconf macros for the Glasgow fptools # # To be a good autoconf citizen, names of local macros have prefixed with FP_ to # ensure we don't clash with any pre-supplied autoconf ones. # FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN # ---------------------------------- # Little endian Arm on Linux with some ABIs has big endian word order # in doubles. Define FLOAT_WORDS_BIGENDIAN if this is the case. AC_DEFUN([FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN], [AC_CACHE_CHECK([whether float word order is big endian], [fptools_cv_float_word_order_bigendian], [AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [#include ], [#if defined(__FLOAT_WORD_ORDER) && __FLOAT_WORD_ORDER == BIG_ENDIAN return 0; #else not float word order big endian #endif] )], [fptools_cv_float_word_order_bigendian=yes], [fptools_cv_float_word_order_bigendian=no]) ]) case $fptools_cv_float_word_order_bigendian in yes) AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1, [Define to 1 if your processor stores words of floats with the most significant byte first]) ;; esac ]) # FP_EVAL_STDERR(COMMAND) # ----------------------- # Eval COMMAND, save its stderr (without lines resulting from shell tracing) # into the file conftest.err and the exit status in the variable fp_status. AC_DEFUN([FP_EVAL_STDERR], [{ (eval $1) 2>conftest.er1 fp_status=$? grep -v '^ *+' conftest.er1 >conftest.err rm -f conftest.er1 (exit $fp_status); }[]dnl ])# FP_EVAL_STDERR # FP_PROG_CONTEXT_DIFF # -------------------- # Figure out how to do context diffs. Sets the output variable ContextDiffCmd. # # Note: NeXTStep thinks diff'ing a file against itself is "trouble". # # Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest. AC_DEFUN([FP_PROG_CONTEXT_DIFF], [AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff], [echo foo > conftest1 echo foo > conftest2 fp_cv_context_diff=no for fp_var in '-U 1' '-u1' '-C 1' '-c1' do if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then fp_cv_context_diff="diff $fp_var" break fi done]) if test x"$fp_cv_context_diff" = xno; then AC_MSG_ERROR([cannot figure out how to do context diffs]) fi AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff]) ])# FP_PROG_CONTEXT_DIFF # FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS) # -------------------------------------------------------- # Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for # compilation. Execute IF-FAILS when unable to determine the value. Works for # cross-compilation, too. # # Implementation note: We are lazy and use an internal autoconf macro, but it # is supported in autoconf versions 2.50 up to the actual 2.57, so there is # little risk. AC_DEFUN([FP_COMPUTE_INT], [_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl ])# FP_COMPUTE_INT # FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES]) # ------------------------------------------------------------------ # A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a # given type. Defines ALIGNMENT_TYPE. AC_DEFUN([FP_CHECK_ALIGNMENT], [AS_LITERAL_IF([$1], [], [AC_FATAL([$0: requires literal arguments])])[]dnl AC_CHECK_TYPE([$1], [], [], [$3])[]dnl m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl AC_CACHE_CHECK([alignment of $1], [fp_Cache], [if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)], [fp_Cache], [AC_INCLUDES_DEFAULT([$3])], [AC_MSG_ERROR([cannot compute alignment ($1) See `config.log' for more details.], [77])]) else fp_Cache=0 fi])[]dnl AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl m4_popdef([fp_Cache])[]dnl ])# FP_CHECK_ALIGNMENT # FP_LEADING_UNDERSCORE # --------------------- # Test for determining whether symbol names have a leading underscore. We assume # that they _haven't_ if anything goes wrong. Sets the output variable # LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly. # # Some nlist implementations seem to try to be compatible by ignoring a leading # underscore sometimes (eg. FreeBSD). We therefore have to work around this by # checking for *no* leading underscore first. Sigh. --SDM # # Similarly on OpenBSD, but this test doesn't help. -- dons AC_DEFUN([FP_LEADING_UNDERSCORE], [AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"]) AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [ # Hack!: nlist() under Digital UNIX insist on there being an _, # but symbol table listings shows none. What is going on here?!? # # Another hack: cygwin doesn't come with nlist.h , so we hardwire # the underscoredness of that "platform" case $HostPlatform in *openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore case $build in i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;; *) fptools_cv_leading_underscore=no ;; esac ;; alpha-dec-osf*) fptools_cv_leading_underscore=no;; *cygwin32) fptools_cv_leading_underscore=yes;; *mingw32) fptools_cv_leading_underscore=yes;; # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;; *) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H #include struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}}; struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}}; #endif int main(argc, argv) int argc; char **argv; { #ifdef HAVE_NLIST_H if(nlist(argv[0], xYzzY1) == 0 && xYzzY1[0].n_value != 0) exit(1); if(nlist(argv[0], xYzzY2) == 0 && xYzzY2[0].n_value != 0) exit(0); #endif exit(1); }]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no]) ;; esac]); AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`]) if test x"$fptools_cv_leading_underscore" = xyes; then AC_DEFINE([LEADING_UNDERSCORE], [1], [Define to 1 if C symbols have a leading underscore added by the compiler.]) fi])# FP_LEADING_UNDERSCORE # FP_COMPARE_VERSIONS(VERSION1, TEST, VERSION2, [ACTION-IF-TRUE], [ACTION-IF-FALSE]) # ---------------------------------------------------------------------------------- # Compare dotted version numbers VERSION1 and VERSION2 lexicographically according # to TEST (one of -eq, -ne, -lt, -le, -gt, or -ge). AC_DEFUN([FP_COMPARE_VERSIONS], [fp_version1=$1; fp_version2=$3 fp_save_IFS=$IFS; IFS='.' while test x"$fp_version1" != x || test x"$fp_version2" != x do set dummy $fp_version1; shift fp_num1="" test $[@%:@] = 0 || { fp_num1="[$]1"; shift; } test x"$fp_num1" = x && fp_num1="0" fp_version1="[$]*" set dummy $fp_version2; shift fp_num2="" test $[@%:@] = 0 || { fp_num2="[$]1"; shift; } test x"$fp_num2" = x && fp_num2="0" fp_version2="[$]*" test "$fp_num1" = "$fp_num2" || break; done IFS=$fp_save_IFS AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl ])# FP_COMPARE_VERSIONS dnl dnl Check for GreenCard and version. dnl AC_DEFUN([FPTOOLS_GREENCARD], [ AC_PATH_PROG(GreenCardCmd,greencard) AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version, changequote(, )dnl [if test x"$GreenCardCmd" != x; then fptools_cv_greencard_version="`$GreenCardCmd --version | grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`" else fptools_cv_greencard_version="" fi changequote([, ])dnl ]) FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1], [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl GreenCardVersion=$fptools_cv_greencard_version AC_SUBST(GreenCardVersion) ]) dnl dnl Check for Happy and version. If we're building GHC, then we need dnl at least Happy version 1.14. If there's no installed Happy, we look dnl for a happy source tree and point the build system at that instead. dnl AC_DEFUN([FPTOOLS_HAPPY], [AC_PATH_PROG(HappyCmd,happy,) # Happy is passed to Cabal, so we need a native path if test "x$HostPlatform" = "xi386-unknown-mingw32" && \ test "${OSTYPE}" != "msys" && \ test "${HappyCmd}" != "" then # Canonicalise to :/path/to/gcc HappyCmd=`cygpath -m ${HappyCmd}` AC_MSG_NOTICE([normalized happy command to $HappyCmd]) fi AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, changequote(, )dnl [if test x"$HappyCmd" != x; then fptools_cv_happy_version="`$HappyCmd -v | grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ; else fptools_cv_happy_version=""; fi; changequote([, ])dnl ]) if test ! -f compiler/parser/Parser.hs || test ! -f compiler/main/ParsePkgConf.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs then FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15], [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl fi HappyVersion=$fptools_cv_happy_version; AC_SUBST(HappyVersion) ]) dnl dnl Check for Alex and version. If we're building GHC, then we need dnl at least Alex version 2.0.1. dnl AC_DEFUN([FPTOOLS_ALEX], [ AC_PATH_PROG(AlexCmd,alex,) # Alex is passed to Cabal, so we need a native path if test "x$HostPlatform" = "xi386-unknown-mingw32" && \ test "${OSTYPE}" != "msys" && \ test "${AlexCmd}" != "" then # Canonicalise to :/path/to/gcc AlexCmd=`cygpath -m ${AlexCmd}` fi AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version, changequote(, )dnl [if test x"$AlexCmd" != x; then fptools_cv_alex_version="`$AlexCmd -v | grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ; else fptools_cv_alex_version=""; fi; changequote([, ])dnl ]) if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs then FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0], [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]dnl fi AlexVersion=$fptools_cv_alex_version; AC_SUBST(AlexVersion) ]) dnl dnl Check for windres and version. dnl 2.15.91 works dnl 2.17.50 doesn't work dnl 2.18.50 works dnl AC_DEFUN([FPTOOLS_WINDRES], [ if test "x$HostPlatform" = "xi386-unknown-mingw32" then AC_PATH_PROG(WindResCmd,windres,) # Alex is passed to Cabal, so we need a native path if test "${OSTYPE}" != "msys" && \ test "${WindResCmd}" != "" then # Canonicalise to :/path/to/gcc WindResCmd=`cygpath -m ${WindResCmd}` fi AC_CACHE_CHECK([for version of windres], fptools_cv_windres_version, changequote(, )dnl [ if test x"$WindResCmd" != x then fptools_cv_windres_version="`$WindResCmd --version | grep 'GNU windres' | sed -e 's/GNU windres[^0-9]* \([0-9\.]*\).*/\1/g'`" ; else fptools_cv_windres_version=""; fi changequote([, ])dnl ]) FP_COMPARE_VERSIONS([$fptools_cv_windres_version],[-eq],[2.17.50], [AC_MSG_ERROR([Your windres version isn't compatible with GHC. 2.15.91 and 2.18.50 are known to work.])])[]dnl indResVersion=$fptools_cv_windres_version; AC_SUBST(WindResVersion) fi ]) # FP_PROG_LD # ---------- # Sets the output variable LdCmd to the (non-Cygwin version of the) full path # of ld. Exits if no ld can be found AC_DEFUN([FP_PROG_LD], [ if test -z "$1" then AC_PATH_PROG([fp_prog_ld_raw], [ld]) if test -z "$fp_prog_ld_raw"; then AC_MSG_ERROR([cannot find ld in your PATH, no idea how to link]) fi LdCmd=$fp_prog_ld_raw case $HostPlatform in *mingw32) if test x${OSTYPE} != xmsys; then LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`" AC_MSG_NOTICE([normalized ld command to $LdCmd]) fi # Insist on >= ld-2.15.x, since earlier versions doesn't handle # the generation of relocatable object files with large amounts # of relocations correctly. (cf. HSbase.o splittage-hack) fp_prog_ld_version=`${LdCmd} --version | sed -n '/GNU ld/p' | tr -cd 0-9 | cut -b1-3` FP_COMPARE_VERSIONS([$fp_prog_ld_version],[-lt],[214], [AC_MSG_ERROR([GNU ld version later than 2.14 required to compile GHC on Windows.])])[]dnl ;; esac else LdCmd="$1" fi AC_SUBST([LdCmd]) ])# FP_PROG_LD # FP_PROG_LD_X # ------------ # Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the # variable's value is empty. AC_DEFUN([FP_PROG_LD_X], [AC_REQUIRE([FP_PROG_LD]) AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x], [echo 'foo() {}' > conftest.c ${CC-cc} -c conftest.c if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then fp_cv_ld_x=yes else fp_cv_ld_x=no fi rm -rf conftest*]) if test "$fp_cv_ld_x" = yes; then LdXFlag=-x else LdXFlag= fi AC_SUBST([LdXFlag]) ])# FP_PROG_LD_X # FP_PROG_LD_IS_GNU # ----------------- # Sets the output variable LdIsGNULd to YES or NO, depending on whether it is # GNU ld or not. AC_DEFUN([FP_PROG_LD_IS_GNU], [AC_REQUIRE([FP_PROG_LD]) AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld], [if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then fp_cv_gnu_ld=yes else fp_cv_gnu_ld=no fi]) AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`]) ])# FP_PROG_LD_IS_GNU # FP_PROG_AR # ---------- # Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin # version of it. Exits if no ar can be found AC_DEFUN([FP_PROG_AR], [AC_PATH_PROG([fp_prog_ar_raw], [ar]) if test -z "$fp_prog_ar_raw"; then AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library]) fi fp_prog_ar=$fp_prog_ar_raw case $HostPlatform in *mingw32) if test x${OSTYPE} != xmsys; then fp_prog_ar="`cygpath -w ${fp_prog_ar_raw} | sed -e 's@\\\\@/@g'`" AC_MSG_NOTICE([normalized ar command to $fp_prog_ar]) fi ;; esac ])# FP_PROG_AR # FP_PROG_AR_IS_GNU # ----------------- # Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not. AC_DEFUN([FP_PROG_AR_IS_GNU], [AC_REQUIRE([FP_PROG_AR]) AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu], [if $fp_prog_ar_raw --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then fp_cv_prog_ar_is_gnu=yes else fp_cv_prog_ar_is_gnu=no fi]) fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu ])# FP_PROG_AR_IS_GNU # FP_PROG_AR_ARGS # --------------- # Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd # to a non-Cygwin invocation of ar including these arguments. AC_DEFUN([FP_PROG_AR_ARGS], [AC_REQUIRE([FP_PROG_AR_IS_GNU]) AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args], [ # GNU ar needs special treatment: it appears to have problems with # object files with the same name if you use the 's' modifier, but # simple 'ar q' works fine, and doesn't need a separate ranlib. if test $fp_prog_ar_is_gnu = yes; then fp_cv_prog_ar_args="q" else touch conftest.dummy for fp_var in clqsZ clqs cqs clq cq ; do rm -f conftest.a if $fp_prog_ar_raw $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then fp_cv_prog_ar_args=$fp_var break fi done rm -f conftest* if test -z "$fp_cv_prog_ar_args"; then AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw]) fi fi]) fp_prog_ar_args=$fp_cv_prog_ar_args AC_SUBST([ArCmd], ["$fp_prog_ar $fp_prog_ar_args"]) ])# FP_PROG_AR_ARGS # FP_PROG_AR_NEEDS_RANLIB # ----------------------- # Sets the output variable RANLIB to "ranlib" if it is needed and found, # to ":" otherwise. AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB], [AC_REQUIRE([FP_PROG_AR_IS_GNU]) AC_REQUIRE([FP_PROG_AR_ARGS]) AC_REQUIRE([AC_PROG_CC]) AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib], [if test $fp_prog_ar_is_gnu = yes; then fp_cv_prog_ar_needs_ranlib=no elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then # It's quite tedious to check for Apple's crazy timestamps in .a files, # so we hardcode it. fp_cv_prog_ar_needs_ranlib=yes elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then fp_cv_prog_ar_needs_ranlib=no else fp_cv_prog_ar_needs_ranlib=yes fi]) if test $fp_cv_prog_ar_needs_ranlib = yes; then AC_PROG_RANLIB else RANLIB=":" AC_SUBST([RANLIB]) fi ])# FP_PROG_AR_NEEDS_RANLIB # FP_PROG_AR_SUPPORTS_INPUT # ------------------------- # Sets the output variable ArSupportsInput to "-input" or "", depending on # whether ar supports -input flag is supported or not. AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT], [AC_REQUIRE([FP_PROG_AR_IS_GNU]) AC_REQUIRE([FP_PROG_AR_ARGS]) AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input], [fp_cv_prog_ar_supports_input=no if test $fp_prog_ar_is_gnu = no; then rm -f conftest* touch conftest.lst if FP_EVAL_STDERR([$fp_prog_ar_raw $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then test -s conftest.err || fp_cv_prog_ar_supports_input=yes fi rm -f conftest* fi]) if test $fp_cv_prog_ar_supports_input = yes; then ArSupportsInput="-input" else ArSupportsInput="" fi AC_SUBST([ArSupportsInput]) ])# FP_PROG_AR_SUPPORTS_INPUT dnl dnl AC_SHEBANG_PERL - can we she-bang perl? dnl AC_DEFUN([FPTOOLS_SHEBANG_PERL], [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl, [echo "#!$PerlCmd"' exit $1; ' > conftest chmod u+x conftest (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null) if test $? -ne 69; then fptools_cv_shebang_perl=yes else fptools_cv_shebang_perl=no fi rm -f conftest ])]) # FP_HAVE_GCC # ----------- # Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the # output variables HaveGcc and GccVersion. AC_DEFUN([FP_HAVE_GCC], [AC_REQUIRE([AC_PROG_CC]) if test -z "$GCC"; then fp_have_gcc=NO else fp_have_gcc=YES fi if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then AC_MSG_ERROR([gcc is required]) fi AC_CACHE_CHECK([version of gcc], [fp_gcc_version], [if test "$fp_have_gcc" = "YES"; then fp_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`" FP_COMPARE_VERSIONS([$fp_gcc_version], [-lt], [2.0], [AC_MSG_ERROR([Need at least gcc version 2.0 (3.4+ recommended)])]) else fp_gcc_version="not-installed" fi ]) AC_SUBST([HaveGcc], [$fp_have_gcc]) AC_SUBST([GccVersion], [$fp_gcc_version]) ])# FP_HAVE_GCC AC_DEFUN([FP_MINGW_GCC], [ case $HostOS_CPP in mingw*) AC_MSG_CHECKING([whether $CC is a mingw gcc]) if $CC -v 2>&1 | grep mingw >/dev/null; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) AC_MSG_ERROR([Please use --with-gcc to specify a mingw gcc]) fi;; *) ;; esac ]) dnl Small feature test for perl version. Assumes PerlCmd dnl contains path to perl binary. dnl dnl (Perl versions prior to v5.6 does not contain the string "v5"; dnl instead they display version strings such as "version 5.005".) dnl AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION], [$PerlCmd -v >conftest.out 2>&1 if grep "v5" conftest.out >/dev/null 2>&1; then : else AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.]) fi rm -fr conftest* ]) # FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, # [VALUE-IF-NOT-FOUND], [PATH], [REJECT]) # ----------------------------------------------------- # HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path # of PROG-TO-CHECK-FOR when found. AC_DEFUN([FP_CHECK_PROG], [AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl )# FP_CHECK_PROC # FP_PROG_FIND # ------------ # Find a non-WinDoze version of the "find" utility. AC_DEFUN([FP_PROG_FIND], [AC_PATH_PROGS([fp_prog_find], [gfind find], find) echo foo > conftest.txt $fp_prog_find conftest.txt -print > conftest.out 2>&1 if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then # OK, looks like a real "find". case $HostPlatform in *mingw32) if test x${OSTYPE} != xmsys then fp_prog_find="`cygpath --mixed ${fp_prog_find}`" AC_MSG_NOTICE([normalized find command to $fp_prog_find]) fi ;; *) ;; esac FindCmd="$fp_prog_find" else # Found a poor WinDoze version of "find", ignore it. AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it]) FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find]) fi rm -f conftest.txt conftest.out AC_SUBST([FindCmd])[]dnl ])# FP_PROG_FIND # FP_PROG_SORT # ------------ # Find a Unix-like sort AC_DEFUN([FP_PROG_SORT], [AC_PATH_PROG([fp_prog_sort], [sort]) echo conwip > conftest.txt $fp_prog_sort -f conftest.txt > conftest.out 2>&1 if grep 'conwip' conftest.out > /dev/null 2>&1 ; then # The goods SortCmd="$fp_prog_sort" else # Summink else..pick next one. AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it]) FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort]) fi rm -f conftest.txt conftest.out AC_SUBST([SortCmd])[]dnl ])# FP_PROG_SORT dnl dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the dnl values of the second argument to the result of running dnl the commands given by the third. It does not cache its dnl result, so it is suitable for checks which should be dnl run every time. dnl AC_DEFUN([FPTOOLS_NOCACHE_CHECK], [AC_MSG_CHECKING([$1]) $3 AC_MSG_RESULT([$][$2]) ]) dnl dnl FPTOOLS_GHC_VERSION(version) dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel]) dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel) dnl dnl Test for version of installed ghc. Uses $GHC. dnl [original version pinched from c2hs] dnl AC_DEFUN([FPTOOLS_GHC_VERSION], [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc], ["${WithGhc-ghc}" --version > conftestghc 2>&1 cat conftestghc >&AS_MESSAGE_LOG_FD #Useless Use Of cat award... fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'` rm -fr conftest* if test "[$]fptools_version_of_ghc" = "" then fptools_version_of_ghc='unknown' fi fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'` fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'` fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'` # if test "[$]fptools_version_of_ghc[_pl]" = "" then fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]" fptools_version_of_ghc[_pl]="0" else fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]" fi # ifelse($#, [1], [dnl [$1]="[$]fptools_version_of_ghc[_all]" ], $#, [2], [dnl [$1]="[$]fptools_version_of_ghc[_major]" [$2]="[$]fptools_version_of_ghc[_minor]" ], $#, [3], [dnl [$1]="[$]fptools_version_of_ghc[_major]" [$2]="[$]fptools_version_of_ghc[_minor]" [$3]="[$]fptools_version_of_ghc[_pl]" ], $#, [4], [dnl [$1]="[$]fptools_version_of_ghc[_all]" [$2]="[$]fptools_version_of_ghc[_major]" [$3]="[$]fptools_version_of_ghc[_minor]" [$4]="[$]fptools_version_of_ghc[_pl]" ]) ]) ])dnl # FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) # --------------------------------------------------------------------------------- # A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the # additional flexibility of specifying the PROLOGUE and BODY. AC_DEFUN([FP_CHECK_FUNC], [AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl AC_CACHE_CHECK([for $1], fp_func, [AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])], [AS_VAR_SET(fp_func, yes)], [AS_VAR_SET(fp_func, no)])]) AS_IF([test AS_VAR_GET(fp_func) = yes], [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1], [Define to 1 if you have the `]$1[' function.]) $4], [$5])dnl AS_VAR_POPDEF([fp_func])dnl ])# FP_CHECK_FUNC # FP_GEN_DOCBOOK_XML # ------------------ # Generates a DocBook XML V4.2 document in conftest.xml. AC_DEFUN([FP_GEN_DOCBOOK_XML], [rm -f conftest.xml cat > conftest.xml << EOF A DocBook Test Document A Chapter Title This is a paragraph, referencing . Another Chapter Title This is another paragraph, referencing . EOF ]) # FP_GEN_DOCBOOK_XML # FP_PROG_XSLTPROC # ---------------- # Sets the output variable XsltprocCmd to the full path of the XSLT processor # xsltproc. XsltprocCmd is empty if xsltproc could not be found. AC_DEFUN([FP_PROG_XSLTPROC], [AC_PATH_PROG([XsltprocCmd], [xsltproc]) if test -z "$XsltprocCmd"; then AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the documentation]) fi ])# FP_PROG_XSLTPROC # FP_DIR_DOCBOOK_XSL(XSL-DIRS) # ---------------------------- # Check which of the directories XSL-DIRS contains DocBook XSL stylesheets. The # output variable DIR_DOCBOOK_XSL will contain the first usable directory or # will be empty if none could be found. AC_DEFUN([FP_DIR_DOCBOOK_XSL], [AC_REQUIRE([FP_PROG_XSLTPROC])dnl if test -n "$XsltprocCmd"; then AC_CACHE_CHECK([for DocBook XSL stylesheet directory], fp_cv_dir_docbook_xsl, [FP_GEN_DOCBOOK_XML fp_cv_dir_docbook_xsl=no for fp_var in $1; do if $XsltprocCmd ${fp_var}/html/docbook.xsl conftest.xml > /dev/null 2>&1; then fp_cv_dir_docbook_xsl=$fp_var break fi done rm -rf conftest*]) fi if test x"$fp_cv_dir_docbook_xsl" = xno; then AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation]) DIR_DOCBOOK_XSL= else DIR_DOCBOOK_XSL=$fp_cv_dir_docbook_xsl fi AC_SUBST([DIR_DOCBOOK_XSL]) ])# FP_DIR_DOCBOOK_XSL # FP_PROG_XMLLINT # ---------------- # Sets the output variable XmllintCmd to the full path of the XSLT processor # xmllint. XmllintCmd is empty if xmllint could not be found. AC_DEFUN([FP_PROG_XMLLINT], [AC_PATH_PROG([XmllintCmd], [xmllint]) if test -z "$XmllintCmd"; then AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation]) fi ])# FP_PROG_XMLLINT # FP_CHECK_DOCBOOK_DTD # -------------------- AC_DEFUN([FP_CHECK_DOCBOOK_DTD], [AC_REQUIRE([FP_PROG_XMLLINT])dnl if test -n "$XmllintCmd"; then AC_MSG_CHECKING([for DocBook DTD]) FP_GEN_DOCBOOK_XML if $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then AC_MSG_RESULT([ok]) else AC_MSG_RESULT([failed]) AC_MSG_WARN([cannot find a DTD for DocBook XML V4.2, you will not be able to validate your documentation]) AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog]) fi rm -rf conftest* fi ])# FP_CHECK_DOCBOOK_DTD # FP_GEN_FO # ------------------ # Generates a formatting objects document in conftest.fo. AC_DEFUN([FP_GEN_FO], [rm -f conftest.fo cat > conftest.fo << EOF Test! EOF ]) # FP_GEN_FO # FP_PROG_FOP # ----------- # Set the output variable 'FopCmd' to the first working 'fop' in the current # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try # /usr/share/fop/fop.sh in that case (or no 'fop'), too. AC_DEFUN([FP_PROG_FOP], [AC_PATH_PROGS([FopCmd1], [fop fop.sh]) if test -n "$FopCmd1"; then AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability], [FP_GEN_FO if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then fp_cv_fop_usability=yes else fp_cv_fop_usability=no fi rm -rf conftest*]) if test x"$fp_cv_fop_usability" = xyes; then FopCmd=$FopCmd1 fi fi if test -z "$FopCmd"; then AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop]) FopCmd=$FopCmd2 fi AC_SUBST([FopCmd]) ])# FP_PROG_FOP # FP_PROG_FO_PROCESSOR # -------------------- # Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so # try FOP first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd, and # PdfxmltexCmd. AC_DEFUN([FP_PROG_FO_PROCESSOR], [AC_REQUIRE([FP_PROG_FOP]) AC_PATH_PROG([XmltexCmd], [xmltex]) AC_PATH_PROG([DvipsCmd], [dvips]) if test -z "$FopCmd"; then if test -z "$XmltexCmd"; then AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI or PostScript documentation]) else if test -z "$DvipsCmd"; then AC_MSG_WARN([cannot find a DVI => PS converter, you will not be able to build PostScript documentation]) fi fi AC_PATH_PROG([PdfxmltexCmd], [pdfxmltex]) if test -z "$PdfxmltexCmd"; then AC_MSG_WARN([cannot find an FO => PDF converter, you will not be able to build PDF documentation]) fi elif test -z "$XmltexCmd"; then AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI documentation]) fi ])# FP_PROG_FO_PROCESSOR # FP_PROG_GHC_PKG # ---------------- # Try to find a ghc-pkg matching the ghc mentioned in the environment variable # WithGhc. If the latter is unset or no matching ghc-pkg can be found, try to # find a plain ghc-pkg. Sets the output variable GhcPkgCmd. AC_DEFUN([FP_PROG_GHC_PKG], [AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg, [fp_ghc_pkg_guess=`echo $WithGhc | sed 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'` if "$fp_ghc_pkg_guess" -l > /dev/null 2>&1; then fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess elif "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then # from 6.10, ghc-pkg doesn't support the old -l syntax any more fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess else fp_cv_matching_ghc_pkg=no fi]) if test x"$fp_cv_matching_ghc_pkg" = xno; then AC_PATH_PROG([GhcPkgCmd], [ghc-pkg]) else GhcPkgCmd=$fp_cv_matching_ghc_pkg fi])# FP_PROG_GHC_PKG # FP_GHC_HAS_EDITLINE # ------------------- AC_DEFUN([FP_GHC_HAS_EDITLINE], [AC_REQUIRE([FP_PROG_GHC_PKG]) AC_CACHE_CHECK([whether ghc has editline package], [fp_cv_ghc_has_editline], [if "${GhcPkgCmd-ghc-pkg}" --show-package editline >/dev/null 2>&1; then fp_cv_ghc_has_editline=yes else fp_cv_ghc_has_editline=no fi]) AC_SUBST([GhcHasEditline], [`echo $fp_cv_ghc_has_editline | sed 'y/yesno/YESNO/'`]) ])# FP_GHC_HAS_EDITLINE # FP_GCC_EXTRA_FLAGS # ------------------ # Determine which extra flags we need to pass gcc when we invoke it # to compile .hc code. # # Some OSs (Mandrake Linux, in particular) configure GCC with # -momit-leaf-frame-pointer on by default. If this is the case, we # need to turn it off for mangling to work. The test is currently a # bit crude, using only the version number of gcc. # # -fwrapv is needed for gcc to emit well-behaved code in the presence of # integer wrap around. (Trac #952) # # -fno-unit-at-a-time or -fno-toplevel-reoder is necessary to avoid gcc # reordering things in the module and confusing the manger and/or splitter. # (eg. Trac #1427) # AC_DEFUN([FP_GCC_EXTRA_FLAGS], [AC_REQUIRE([FP_HAVE_GCC]) AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts], [fp_cv_gcc_extra_opts= FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.4], [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"], []) case $TargetPlatform in i386-*|x86_64-*) FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.2], [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -mno-omit-leaf-frame-pointer"], []) FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.4], [FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [4.2], [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"], [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-unit-at-a-time"] )], []) ;; sparc-*-solaris2) FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [4.2], [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"], []) ;; esac ]) AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts) ]) # FP_SETUP_PROJECT_VERSION # --------------------- AC_DEFUN([FP_SETUP_PROJECT_VERSION], [ if test "$RELEASE" = "NO"; then AC_MSG_CHECKING([for GHC version date]) if test -f VERSION_DATE; then PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE` AC_MSG_RESULT(given $PACKAGE_VERSION) elif test -d .git; then changequote(, )dnl 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/"` 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 changequote([, ])dnl AC_MSG_ERROR([failed to detect version date: check that git is in your path]) fi PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date AC_MSG_RESULT(inferred $PACKAGE_VERSION) elif test -d _darcs; then # TODO: Remove this branch after conversion to Git changequote(, )dnl 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" | sort -n | tail -1` 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 changequote([, ])dnl AC_MSG_ERROR([failed to detect version date: check that darcs is in your path]) fi PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date AC_MSG_RESULT(inferred $PACKAGE_VERSION) elif test -f VERSION; then PACKAGE_VERSION=`cat VERSION` AC_MSG_RESULT(given $PACKAGE_VERSION) else AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file]) fi fi # Some renamings AC_SUBST([ProjectName], [$PACKAGE_NAME]) AC_SUBST([ProjectVersion], [$PACKAGE_VERSION]) # Split PACKAGE_VERSION into (possibly empty) parts VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/` VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/` VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/` ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/` # Calculate project version as an integer, using 2 digits for minor version case $VERSION_MINOR in ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;; ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;; *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;; esac AC_SUBST([ProjectVersionInt]) # The project patchlevel is zero unless stated otherwise test -z "$ProjectPatchLevel" && ProjectPatchLevel=0 # Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508 ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'` AC_SUBST([ProjectPatchLevel]) ])# FP_SETUP_PROJECT_VERSION # Check for a working timer_create(). We need a pretty detailed check # here, because there exist partially-working implementations of # timer_create() in certain versions of Linux (see bug #1933). # AC_DEFUN([FP_CHECK_TIMER_CREATE], [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)], [fptools_cv_timer_create_works], [AC_TRY_RUN([ #include #ifdef HAVE_STDLIB_H #include #endif #ifdef HAVE_TIME_H #include #endif #ifdef HAVE_SIGNAL_H #include #endif #ifdef HAVE_UNISTD_H #include #endif static volatile int tock = 0; static void handler(int i) { tock = 1; } static void timeout(int i) { // timer_settime() has been known to hang, so just in case // we install a 1-second timeout (see #2257) exit(99); } int main(int argc, char *argv[]) { struct sigevent ev; timer_t timer; struct itimerspec it; struct sigaction action; int m,n,count = 0; ev.sigev_notify = SIGEV_SIGNAL; ev.sigev_signo = SIGVTALRM; action.sa_handler = handler; action.sa_flags = 0; sigemptyset(&action.sa_mask); if (sigaction(SIGVTALRM, &action, NULL) == -1) { fprintf(stderr,"SIGVTALRM problem\n"); exit(3); } action.sa_handler = timeout; action.sa_flags = 0; sigemptyset(&action.sa_mask); if (sigaction(SIGALRM, &action, NULL) == -1) { fprintf(stderr,"SIGALRM problem\n"); exit(3); } alarm(1); if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) { fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n"); exit(1); } it.it_value.tv_sec = 0; it.it_value.tv_nsec = 1; it.it_interval = it.it_value; if (timer_settime(timer, 0, &it, NULL) != 0) { fprintf(stderr,"settime problem\n"); exit(4); } tock = 0; for(n = 3; n < 20000; n++){ for(m = 2; m <= n/2; m++){ if (!(n%m)) count++; if (tock) goto out; } } out: if (!tock) { fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n"); exit(5); } timer_delete(timer); if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) { fprintf(stderr,"No CLOCK_REALTIME timer\n"); exit(2); } it.it_value.tv_sec = 0; it.it_value.tv_nsec = 1000000; it.it_interval = it.it_value; if (timer_settime(timer, 0, &it, NULL) != 0) { fprintf(stderr,"settime problem\n"); exit(4); } tock = 0; usleep(3000); if (!tock) { fprintf(stderr,"no CLOCK_REALTIME signal\n"); exit(5); } timer_delete(timer); exit(0); } ], [fptools_cv_timer_create_works=yes], [fptools_cv_timer_create_works=no]) ]) case $fptools_cv_timer_create_works in yes) AC_DEFINE([USE_TIMER_CREATE], 1, [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);; esac ]) # FP_ARG_GMP # ------------- AC_DEFUN([FP_ARG_GMP], [ AC_ARG_WITH([gmp-includes], [AC_HELP_STRING([--with-gmp-includes], [directory containing gmp.h])], [gmp_includes=$withval], [gmp_includes=NONE]) AC_ARG_WITH([gmp-libraries], [AC_HELP_STRING([--with-gmp-libraries], [directory containing gmp library])], [gmp_libraries=$withval], [gmp_libraries=NONE]) ])# FP_ARG_GMP AC_DEFUN([CHECK_GMP], [AC_REQUIRE([AC_PROG_CPP]) AC_REQUIRE([AC_PROG_CC]) ]) # FP_CHECK_MACOSX_DEPLOYMENT_TARGET # --------------------------------- AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET], [ if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then AC_MSG_CHECKING([Mac OS X deployment target]) case $FP_MACOSX_DEPLOYMENT_TARGET in none) ;; 10.4) MACOSX_DEPLOYMENT_VERSION=10.4 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk ;; 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4 MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk ;; *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk ;; esac if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then AC_MSG_RESULT(none) else if test ! -d $MACOSX_DEPLOYMENT_SDK; then AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET]) fi AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})]) fi fi ]) # -------------------------------------------------------------- # Calculate absolute path to build tree # -------------------------------------------------------------- AC_DEFUN([FP_FIND_ROOT],[ AC_MSG_CHECKING(for path to top of build tree) dnl This would be dnl make -C utils/pwd clean && make -C utils/pwd dnl except we don't want to have to know what make is called. Sigh. if test ! -f utils/pwd/pwd && test ! -f utils/pwd/pwd.exe; then cd utils/pwd rm -f *.o rm -f *.hi rm -f pwd rm -f pwd.exe $WithGhc -v0 --make pwd -o pwd cd ../.. fi hardtop=`utils/pwd/pwd forwardslash` if ! test -d "$hardtop"; then AC_MSG_ERROR([cannot determine current directory]) fi dnl Remove common automounter nonsense dnl hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'` AC_SUBST(hardtop) AC_MSG_RESULT(${hardtop}) # We don't support building in directories with spaces. case "$hardtop" in *' '*) AC_MSG_ERROR([ The build system does not support building in a directory containing space characters. Suggestion: move the build tree somewhere else.]) ;; esac ]) # LocalWords: fi