# 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. # 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_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED]) # --------------------------------------------------------------------- # Check to see whether the compiler for the current language supports a # particular option. # # Implementation note: When given an unkown option, GCC issues an warning on # stderr only, but returns an exit value of 0 nevertheless. 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AC_DEFUN([FP_DECL_ALTZONE], [AC_REQUIRE([AC_HEADER_TIME])dnl AC_CHECK_HEADERS([sys/time.h]) AC_CHECK_DECLS([altzone], [], [],[#if TIME_WITH_SYS_TIME # include # include #else # if HAVE_SYS_TIME_H # include # else # include # endif #endif]) ])# FP_DECL_ALTZONE # 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. 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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;; *) 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, [ if test -d $srcdir/happy; then SrcTreeHappyCmd=$hardtop/happy/src/happy-inplace fi if test x"$UseSrcTreeHappy" = xYES; then HappyCmd=$SrcTreeHappyCmd else AC_PATH_PROG(HappyCmd,happy,$SrcTreeHappyCmd) fi AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, changequote(, )dnl [if test x"$HappyCmd" = x"$SrcTreeHappyCmd" -a -e $srcdir/happy/mk/version.mk; then fptools_cv_happy_version=`grep '^ProjectVersion[ ]*=' $srcdir/happy/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`; elif 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 -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.14], [AC_MSG_ERROR([Happy version 1.14 or later is required to compile GHC.])])[]dnl fi HappyVersion=$fptools_cv_happy_version; AC_SUBST(HappyVersion) ]) dnl dnl Check for Haddock and version. If there's no installed Haddock, we look dnl for a haddock source tree and point the build system at that instead. dnl AC_DEFUN(FPTOOLS_HADDOCK, [ if test -d $srcdir/haddock; then SrcTreeHaddockCmd=$hardtop/haddock/src/haddock-inplace fi if test x"$UseSrcTreeHaddock" = xYES; then HaddockCmd=$SrcTreeHaddockCmd else AC_PATH_PROG(HaddockCmd,haddock,$SrcTreeHaddockCmd) fi dnl Darn, I forgot to make Haddock print out its version number when dnl invoked with -v. We could try generating some HTML and grepping dnl through that to find the version number, but I think we'll make dnl do without it for now. ]) dnl dnl Check for Alex and version. If we're building GHC, then we need dnl at least Alex version 2.0. If there's no installed Alex, we look dnl for a alex source tree and point the build system at that instead. dnl AC_DEFUN(FPTOOLS_ALEX, [ if test -d $srcdir/alex; then SrcTreeAlexCmd=$hardtop/alex/src/alex-inplace fi if test x"$UseSrcTreeAlex" = xYES; then AlexCmd=$SrcTreeAlexCmd else AC_PATH_PROG(AlexCmd,alex,$SrcTreeAlexCmd) fi AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version, changequote(, )dnl [if test x"$AlexCmd" = x"$SrcTreeAlexCmd"; then fptools_cv_alex_version=`grep '^ProjectVersion[ ]*=' $srcdir/alex/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`; elif 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 -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Lexer.hs; then FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0], [AC_MSG_ERROR([Alex version 2.0 or later is required to compile GHC.])])[]dnl fi AlexVersion=$fptools_cv_alex_version; AC_SUBST(AlexVersion) ]) dnl dnl Check whether ld supports -x dnl AC_DEFUN(FPTOOLS_LD_X, [AC_CACHE_CHECK([whether ld understands -x], fptools_cv_ld_x, [ echo 'foo() {}' > conftest.c ${CC-cc} -c conftest.c if ${LdCmd} -r -x -o foo.o conftest.o; then fptools_cv_ld_x=yes else fptools_cv_ld_x=no fi rm -rf conftest.c conftest.o foo.o ]) if test "$fptools_cv_ld_x" = yes; then LdXFlag=-x else LdXFlag= fi AC_SUBST(LdXFlag) ]) # 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_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 $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 $? -ne 69; then fptools_cv_shebang_perl=yes else fptools_cv_shebang_perl=no fi rm -f conftest ])]) dnl dnl Extra testing of the result AC_PROG_CC, testing the gcc version no. dnl *Must* be called after AC_PROG_CC dnl AC_DEFUN(FPTOOLS_HAVE_GCC, [AC_CACHE_CHECK([whether you have an ok gcc], fptools_cv_have_gcc, [if test -z "$GCC"; then echo '' echo "You would be better off with gcc" echo "Perhaps it is already installed, but not in your PATH?" fptools_cv_have_gcc='no' else changequote(, )dnl gcc_version_str="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [^0-9]*\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/\1\.\2/g' `" changequote([, ])dnl fptools_cv_have_gcc='yes' FP_COMPARE_VERSIONS([$gcc_version_str], [-lt], [2.0], [fptools_cv_have_gcc='no' echo "" echo "your gcc version appears to be ..." $CC --version echo "gcc prior to 2.0 and have never worked with ghc." echo "we recommend 2.95.3, although versions back to 2.7.2 should be ok." AC_MSG_ERROR([gcc 1.X has never been supported])]) fi ]) HaveGcc=`echo $fptools_cv_have_gcc | sed 'y/yesno/YESNO/'` AC_SUBST(HaveGcc) GccVersion=`gcc --version | grep mingw | cut -f 3 -d ' '` AC_SUBST(GccVersion) ]) dnl dnl Some OSs (Mandrake Linux, in particular) configure GCC with dnl -momit-leaf-frame-pointer on by default. If this is the case, we dnl need to turn it off for mangling to work. 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Assumes PerlCmd dnl contains path to perl binary dnl AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION, [$PerlCmd -v >conftest.out 2>&1 if grep "version 5" conftest.out >/dev/null 2>&1; then : else if grep "v5.6" conftest.out >/dev/null 2>&1; then : else if grep "v5.8" conftest.out >/dev/null 2>&1; then : else if grep "version 6" conftest.out >/dev/null 2>&1; then : else echo "Your version of perl probably won't work." fi fi fi 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_PROG([fp_prog_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". 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 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 AC_DEFUN(FPTOOLS_GHC_HAS_READLINE, [AC_CACHE_CHECK([whether ghc has readline package], [fptools_ghc_has_readline], [if "${GhcPkgCmd-ghc-pkg}" --show-package readline >/dev/null 2>&1; then fptools_ghc_has_readline='yes'; GhcHasReadline='YES'; else fptools_ghc_has_readline='no'; GhcHasReadline='NO'; fi AC_SUBST(GhcHasReadline) ]) ]) dnl ** Map an arithmetic C type to a Haskell type. dnl Based on autconf's AC_CHECK_SIZEOF. dnl FPTOOLS_CHECK_HTYPE(TYPE [, DEFAULT_VALUE, [, VALUE-FOR-CROSS-COMPILATION]) AC_DEFUN(FPTOOLS_CHECK_HTYPE, [changequote(<<, >>)dnl dnl The name to #define. define(<>, translit(htype_$1, [a-z *], [A-Z_P]))dnl dnl The cache variable name. define(<>, translit(fptools_cv_htype_$1, [ *], [_p]))dnl define(<>, translit(fptools_cv_htype_sup_$1, [ *], [_p]))dnl changequote([, ])dnl AC_MSG_CHECKING(Haskell type for $1) AC_CACHE_VAL(AC_CV_NAME, [AC_CV_NAME_supported=yes fp_check_htype_save_cppflags="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $X_CFLAGS" AC_RUN_IFELSE([AC_LANG_SOURCE([[#include #include #if HAVE_SYS_TYPES_H # include #endif #if HAVE_UNISTD_H # include #endif #if HAVE_SYS_STAT_H # include #endif #if HAVE_FCNTL_H # include #endif #if HAVE_SIGNAL_H # include #endif #if HAVE_TIME_H # include #endif #if HAVE_TERMIOS_H # include #endif #if HAVE_STRING_H # include #endif #if HAVE_CTYPE_H # include #endif #if defined(HAVE_GL_GL_H) # include #elif defined(HAVE_OPENGL_GL_H) # include #endif #if defined(HAVE_AL_ALC_H) # include #elif defined(HAVE_OPENAL_ALC_H) # include #endif #if HAVE_SYS_RESOURCE_H # include #endif typedef $1 testing; main() { FILE *f=fopen("conftestval", "w"); if (!f) exit(1); if (((testing)((int)((testing)1.4))) == ((testing)1.4)) { fprintf(f, "%s%d\n", ((testing)(-1) < (testing)0) ? "Int" : "Word", sizeof(testing)*8); } else { fprintf(f,"%s\n", (sizeof(testing) > sizeof(double)) ? "LDouble" : (sizeof(testing) == sizeof(double)) ? "Double" : "Float"); } fclose(f); exit(0); }]])],[AC_CV_NAME=`cat conftestval`], [ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], [AC_CV_NAME=$2])], [ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])]) dnl CPPFLAGS="$fp_check_htype_save_cppflags" if test "$AC_CV_NAME_supported" = yes; then AC_MSG_RESULT($AC_CV_NAME) AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [Define to Haskell type for $1]) else AC_MSG_RESULT([not supported]) fi undefine([AC_TYPE_NAME])dnl undefine([AC_CV_NAME])dnl undefine([AC_CV_NAME_supported])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 $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then AC_MSG_RESULT([ok]) else AC_MSG_RESULT([failed]) AC_MSG_WARN([cannot find a DTD for DocBook XML V4.2, you will not be able to validate your documentation]) AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog]) fi rm -rf conftest* fi ])# FP_CHECK_DOCBOOK_DTD # FP_GEN_FO # ------------------ # Generates a formatting objects document in conftest.fo. AC_DEFUN([FP_GEN_FO], [rm -f conftest.fo cat > conftest.fo << EOF Test! EOF ]) # FP_GEN_FO # FP_PROG_FOP # ----------- # Set the output variable 'FopCmd' to the first working 'fop' in the current # 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try # /usr/share/fop/fop.sh in that case (or no 'fop'), too. AC_DEFUN([FP_PROG_FOP], [AC_PATH_PROGS([FopCmd1], [fop]) if test -n "$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=$fp_ghc_pkg_guess else fp_cv_matching_ghc_pkg=no fi]) if test x"$fp_cv_matching_ghc_pkg" = xno; then AC_PATH_PROG([GhcPkgCmd], [ghc-pkg]) else GhcPkgCmd=$fp_cv_matching_ghc_pkg fi])# FP_PROG_GHC_PKG # FP_CHECK_WIN32 # -------------- # If Windows is the target platform (e.g. MinGW/MSYS or Cygwin with # -mno-cygwin), the variable "is_win32" is set to "yes", otherwise (e.g. *nix # systems or plain Cygwin) it is set to "no". AC_DEFUN([FP_CHECK_WIN32], [AC_CACHE_CHECK([for Windows environment], [fp_cv_is_win32], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ #if !_WIN32 syntax error; #endif ])], [fp_cv_is_win32=yes], [fp_cv_is_win32=no])]) is_win32="$fp_cv_is_win32"[]dnl ])# FP_CHECK_WIN32 # FP_PATH_X # --------- # Same as AC_PATH_X, but works even for broken Cygwins which try to include the # non-existant header when -mno-cygwin is used. AC_DEFUN([FP_PATH_X], [AC_REQUIRE([FP_CHECK_WIN32]) if test x"$is_win32" = xyes; then no_x=yes else AC_PATH_X fi ])# FP_PATH_X # FP_PATH_XTRA # ------------ # Same as AC_PATH_XTRA, but works even for broken Cygwins which try to include # the non-existant header when -mno-cygwin is used. AC_DEFUN([FP_PATH_XTRA], [AC_REQUIRE([FP_CHECK_WIN32]) if test x"$is_win32" = xyes; then no_x=yes else AC_PATH_XTRA fi ])# FP_PATH_XTRA # FP_CHECK_GL_HELPER(LIBNAME, LIBS, INCLUDES, FUNCTION-BODY) # ---------------------------------------------------------- # Try each library in LIBS to successfully link INCLUDES plus FUNCTION-BODY, # setting LIBNAME_CFLAGS and LIBNAME_LIBS to the corresponding values. Sets # no_LIBNAME to "yes" if no suitable library was found. (LIBNAME_CFLAGS0 # contains the value of LIBNAME_CFLAGS without CPPFLAGS, and LIBNAME_LIBS0 # contains the value of LIBNAME_LIBS without LDFLAGS, but these are only # used internally.) AC_DEFUN([FP_CHECK_GL_HELPER], [AC_CACHE_CHECK([for $1 library], [fp_cv_check_$1_lib], [fp_cv_check_$1_lib="no" fp_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS ${$1_CFLAGS}" fp_save_LIBS="$LIBS" for fp_try_lib in $2; do # transform "-lfoo" to "foo.lib" when using cl if test x"$CC" = xcl; then fp_try_lib=`echo $fp_try_lib | sed -e 's/^-l//' -e 's/$/.lib/'` fi LIBS="$fp_try_lib ${$1_LIBS} $fp_save_LIBS" AC_LINK_IFELSE([AC_LANG_PROGRAM([$3], [$4])], [fp_cv_check_$1_lib="$fp_try_lib ${$1_LIBS}"; break]) done LIBS="$fp_save_LIBS" CPPFLAGS="$fp_save_CPPFLAGS"]) if test x"$fp_cv_check_$1_lib" = xno; then no_$1=yes $1_CFLAGS= $1_LIBS= else $1_CFLAGS0="${$1_CFLAGS}" $1_CFLAGS="$CPPFLAGS ${$1_CFLAGS0}" $1_LIBS0="$fp_cv_check_$1_lib" $1_LIBS="$LDFLAGS ${$1_LIBS0}" fi ])# FP_CHECK_GL_HELPER # FP_CHECK_GL # ----------- AC_DEFUN([FP_CHECK_GL], [AC_REQUIRE([FP_PATH_X]) AC_REQUIRE([AC_CANONICAL_TARGET]) AC_ARG_ENABLE([hopengl], [AC_HELP_STRING([--enable-hopengl], [build a Haskell binding for OpenGL (GL/GLU). On Mac OS X, use --enable-hopengl=x11 to use X11 instead of the "native" libraries. (default=no)])], [enable_opengl=$enableval], [enable_opengl=no]) if test x"$enable_opengl" = xno; then no_GL=yes else use_quartz_opengl=no case $target_os in darwin*) if test x"$enable_opengl" != xx11; then AC_DEFINE([USE_QUARTZ_OPENGL], [1], [Define to 1 if native OpenGL should be used on Mac OS X]) use_quartz_opengl=yes fi ;; esac if test x"$use_quartz_opengl" != xyes; then AC_CHECK_LIB([m], [atan], [GL_LIBS="-lm $GL_LIBS"]) if test x"$no_x" != xyes; then test -n "$x_includes" && GL_CFLAGS="-I$x_includes $GL_CFLAGS" test -n "$x_libraries" && GL_LIBS="-L$x_libraries -lX11 $GL_LIBS" fi FP_CHECK_GL_HELPER([GL], [-lGL -lopengl32], [@%:@include ], [glEnd()]) if test x"$no_GL" != xyes; then # Ugly: To get wglGetProcAddress on Windows, we have to link with # opengl32.dll, too, even when we are using Cygwin with X11. case "$GL_LIBS" in *-lopengl32*|*opengl32.lib*) ;; *) fp_save_LIBS="$LIBS" LIBS="$LIBS -lopengl32" AC_LINK_IFELSE([AC_LANG_PROGRAM([[@%:@include ]], [[glEnd()]])], [GL_LIBS="$GL_LIBS -lopengl32"; GL_LIBS0="$GL_LIBS0 -lopengl32"]) LIBS="$fp_save_LIBS" ;; esac fi fi fi AC_SUBST([GL_CFLAGS]) AC_SUBST([GL_LIBS]) ])# FP_CHECK_GL # FP_CHECK_GLU # ------------ AC_DEFUN([FP_CHECK_GLU], [AC_REQUIRE([FP_CHECK_GL])dnl GLU_CFLAGS="$GL_CFLAGS0" GLU_LIBS="$GL_LIBS0" if test x"$enable_opengl" = xno; then no_GLU=yes elif test x"$use_quartz_opengl" != xyes; then FP_CHECK_GL_HELPER([GLU], [-lglu32 -lGLU], [@%:@include ], [gluNewQuadric()]) fi AC_SUBST([GLU_CFLAGS]) AC_SUBST([GLU_LIBS]) ])# FP_CHECK_GLU # FP_CHECK_GLUT # ------------- AC_DEFUN([FP_CHECK_GLUT], [AC_REQUIRE([FP_CHECK_GLU]) FP_PATH_XTRA if test x"$enable_opengl" = xno; then no_GLUT=yes elif test x"$use_quartz_opengl" != xyes; then GLUT_CFLAGS="$GLU_CFLAGS0" GLUT_LIBS="$GLU_LIBS0" if test x"$no_x" != xyes; then GLUT_LIBS="$X_PRE_LIBS -lXmu -lXi $X_EXTRA_LIBS $GLUT_LIBS" fi AC_CHECK_HEADERS([windows.h GL/glut.h]) # Note 1: On Cygwin with X11, GL/GLU functions use the "normal" calling # convention, but GLUT functions use stdcall. To get this right, it is # necessary to include first. # Note 2: MinGW/MSYS comes without a GLUT header, so we use Cygwin's one in # that case. FP_CHECK_GL_HELPER([GLUT], [-lglut32 -lglut], [ #if HAVE_WINDOWS_H #include #endif #if HAVE_GL_GLUT_H #include #else #include "glut_local.h" #endif ], [glutMainLoop()]) fi AC_SUBST([GLUT_CFLAGS]) AC_SUBST([GLUT_LIBS]) ])# FP_CHECK_GLUT # FP_EMPTY_STRUCTS # ---------------- # Define output variable SUPPORTS_EMPTY_STRUCTS if empty structs are accepted by # CC. dnl AC_DEFUN(FP_EMPTY_STRUCTS, [AC_CACHE_CHECK(empty struct support, fp_cv_empty_structs, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[typedef struct { /* empty */ } StgFoo;]], [[int i;]])], [fp_cv_empty_structs=yes], [fp_cv_empty_structs=no])]) if test x"$fp_cv_empty_structs" = xyes; then AC_DEFINE([SUPPORTS_EMPTY_STRUCTS], [1], [Define to 1 if C compiler supports declaration of empty structure types.]) fi ]) # LocalWords: fi