X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=0f164f6eef54a2c6ca0ae700ad1cd11999c90aff;hb=bc3291f1614a559dba09d5360e48211ed334321a;hp=8d3c106985a8031e7f7cb325ce3f519c09204fe9;hpb=bc9925ed623647b67481bbc6426a2a72371f908a;p=ghc-hetmet.git diff --git a/aclocal.m4 b/aclocal.m4 index 8d3c106..d660017 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1,56 +1,89 @@ -dnl $Id: aclocal.m4,v 1.24 1998/08/06 10:28:34 simonm Exp $ -dnl -dnl Extra autoconf macros for the Glasgow fptools -dnl -dnl To be a good autoconf citizen, names of local macros have -dnl prefixed with FPTOOLS_ to ensure we don't clash -dnl with any pre-supplied autoconf ones. - -dnl -dnl Are we running under the GNU libc? Need -D_GNU_SOURCE to get -dnl caddr_t and such. -dnl -AC_DEFUN(FPTOOLS_GNU_LIBC, -[AC_CACHE_CHECK([GNU libc], fptools_cv_gnu_libc, -[AC_EGREP_CPP(yes, -[#include -#ifdef __GLIBC__ -yes -#endif -], fptools_cv_gnu_libc=yes, fptools_cv_gnu_libc=no)]) -if test "$fptools_cv_gnu_libc" = yes; then - AC_DEFINE(_GNU_SOURCE) +# 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 $fp_status); }[]dnl +])# FP_EVAL_STDERR + + +# FP_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED]) +# --------------------------------------------------------------------- +# Check to see whether the compiler for the current language supports a +# particular option. +# +# Implementation note: When given an unkown option, GCC issues an warning on +# stderr only, but returns an exit value of 0 nevertheless. Consequently we have +# to check stderr *and* the exit value. +# +# Used by ghc. +AC_DEFUN(FP_CHECK_FLAG, +[AC_LANG_COMPILER_REQUIRE()dnl +AC_LANG_CASE([C], [fp_compiler="$CC" m4_pushdef([fp_Flags], [CFLAGS])], + [C++], [fp_compiler="$CXX" m4_pushdef([fp_Flags], [CXXFLAGS])], + [Fortran 77], [fp_compiler="$F77" m4_pushdef([fp_Flags], [FFLAGS])]) +m4_pushdef([fp_Cache], [fp_cv_[]fp_Flags[]AS_TR_SH([$1])])[]dnl +AC_CACHE_CHECK([whether $fp_compiler accepts $1], [fp_Cache], +[AC_LANG_CONFTEST([AC_LANG_PROGRAM()]) +fp_save_flags="$fp_Flags" +fp_Flags="$fp_Flags $1" +fp_Cache=no +if FP_EVAL_STDERR([$ac_compile conftest.$ac_ext]) >/dev/null; then + test -s conftest.err || fp_Cache=yes fi -]) +fp_Flags="$fp_save_flags" +rm -f conftest.err conftest.$ac_ext]) +AS_IF([test $fp_Cache = yes], [$2], [$3])[]dnl +m4_popdef([fp_Cache])[]dnl +m4_popdef([fp_Flags])[]dnl +])# FP_CHECK_FLAG -dnl -dnl Has timezone the type time_t or long (HP-UX 10.20 apparently -dnl has `long'..) -dnl -AC_DEFUN(FPTOOLS_TYPE_TIMEZONE, -[AC_CACHE_CHECK([type of timezone], fptools_cv_type_timezone, -[AC_TRY_COMPILE([#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif -extern time_t timezone; -], -[int i;], fptools_cv_type_timezone=time_t, fptools_cv_type_timezone=long)]) -AC_DEFINE_UNQUOTED(TYPE_TIMEZONE, $fptools_cv_type_timezone) -]) +# 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 '-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, [$fp_cv_context_diff]) +])# FP_PROG_CONTEXT_DIFF -dnl *** Is altzone available? *** -dnl -AC_DEFUN(FPTOOLS_ALTZONE, -[AC_CACHE_CHECK([altzone], fptools_cv_altzone, -[AC_TRY_LINK([#if TIME_WITH_SYS_TIME + +# FP_DECL_ALTZONE +# --------------- +# Defines HAVE_DECL_ALTZONE to 1 if declared, 0 otherwise. +# +# Used by base package. +AC_DEFUN([FP_DECL_ALTZONE], +[AC_REQUIRE([AC_HEADER_TIME])dnl +AC_CHECK_HEADERS([sys/time.h]) +AC_CHECK_DECLS([altzone], [], [],[#if TIME_WITH_SYS_TIME # include # include #else @@ -59,186 +92,422 @@ AC_DEFUN(FPTOOLS_ALTZONE, # else # include # endif -#endif -], [return altzone;], -fptools_cv_altzone=yes, fptools_cv_altzone=no)]) -if test "$fptools_cv_altzone" = yes; then - AC_DEFINE(HAVE_ALTZONE) -fi -]) +#endif]) +])# FP_DECL_ALTZONE -dnl ** check for leading underscores in symbol names -dnl -dnl Test for determining whether symbol names have a leading -dnl underscore. -dnl -dnl We assume that they _haven't_ if anything goes wrong. -dnl -AC_DEFUN(FPTOOLS_UNDERSCORE, -[AC_CHECK_LIB(elf, nlist, LIBS="-lelf $LIBS")dnl -AC_CACHE_CHECK([leading underscore in symbol names], fptools_cv_lead_uscore, -dnl -dnl Hack!: nlist() under Digital UNIX insist on there being an _, -dnl but symbol table listings shows none. What is going on here?!? -dnl -changequote(<<, >>)dnl -<< +# 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_CHECK_CONST(EXPRESSION, [INCLUDES = DEFAULT-INCLUDES], [VALUE-IF-FAIL = -1]) +# ------------------------------------------------------------------------------- +# Defines CONST_EXPRESSION to the value of the compile-time EXPRESSION, using +# INCLUDES. If the value cannot be determined, use VALUE-IF-FAIL. +AC_DEFUN([FP_CHECK_CONST], +[AS_VAR_PUSHDEF([fp_Cache], [fp_cv_const_$1])[]dnl +AC_CACHE_CHECK([value of $1], fp_Cache, +[FP_COMPUTE_INT([$1], fp_check_const_result, [AC_INCLUDES_DEFAULT([$2])], + [fp_check_const_result=m4_default([$3], ['-1'])]) +AS_VAR_SET(fp_Cache, [$fp_check_const_result])])[]dnl +AC_DEFINE_UNQUOTED(AS_TR_CPP([CONST_$1]), AS_VAR_GET(fp_Cache), [The value of $1.])[]dnl +AS_VAR_POPDEF([fp_Cache])[]dnl +])# FP_CHECK_CONST + + +# FP_CHECK_CONSTS_TEMPLATE(EXPRESSION...) +# --------------------------------------- +# autoheader helper for FP_CHECK_CONSTS +m4_define([FP_CHECK_CONSTS_TEMPLATE], +[AC_FOREACH([fp_Const], [$1], + [AH_TEMPLATE(AS_TR_CPP(CONST_[]fp_Const), + [The value of ]fp_Const[.])])[]dnl +])# FP_CHECK_CONSTS_TEMPLATE + + +# FP_CHECK_CONSTS(EXPRESSION..., [INCLUDES = DEFAULT-INCLUDES], [VALUE-IF-FAIL = -1]) +# ----------------------------------------------------------------------------------- +# List version of FP_CHECK_CONST +AC_DEFUN(FP_CHECK_CONSTS, +[FP_CHECK_CONSTS_TEMPLATE([$1])dnl +for fp_const_name in $1 +do +FP_CHECK_CONST([$fp_const_name], [$2], [$3]) +done +])# FP_CHECK_CONSTS + + +# 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 -alpha-dec-osf*) fptools_cv_lead_uscore='no';; -*) >> -changequote([, ])dnl -AC_TRY_RUN([#ifdef HAVE_NLIST_H +*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 -changequote(<<, >>)dnl -<< -struct nlist xYzzY[] = {{"_xYzzY", 0},{0}}; +struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}}; +struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}}; #endif -main(argc, argv) +int main(argc, argv) int argc; char **argv; { #ifdef HAVE_NLIST_H - if(nlist(argv[0], xYzzY) == 0 && xYzzY[0].n_value != 0) - exit(0);>> -changequote([, ])dnl + 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_lead_uscore=yes, fptools_cv_lead_uscore=no, fptools_cv_lead_uscore=NO) +}]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no]) ;; -esac); -LeadingUnderscore=`echo $fptools_cv_lead_uscore | sed 'y/yesno/YESNO/'` -AC_SUBST(LeadingUnderscore) -case $LeadingUnderscore in -YES) AC_DEFINE(LEADING_UNDERSCORE);; -esac +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. +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) +[ +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,$SrcTreeHappyCmd) +fi AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, -[if test x"$HappyCmd" != x; then - fptools_cv_happy_version="`$HappyCmd -v | changequote(, )dnl +[if test x"$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'`" ; -changequote([, ])dnl else fptools_cv_happy_version=""; fi; -if expr "$fptools_cv_happy_version" "<" 1.4 > /dev/null 2>&1; then - echo - echo "Happy version 1.4 or later is required to compile GHC." - exit 1; -fi; +changequote([, ])dnl ]) -HappyVersion=$ac_cv_happy_version; +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 What's the best way of doing context diffs? +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 (NB: NeXTStep thinks diff'ing a file against itself is "trouble") +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_PROG_DIFF, -[AC_CACHE_CHECK([for ok way to do context diffs], fptools_cv_context_diffs, -[echo foo > conftest1 -echo foo > conftest2 -if diff -C 1 conftest1 conftest2 > /dev/null 2>&1 ; then - fptools_cv_context_diffs='diff -C 1' +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 - if diff -c1 conftest1 conftest2 > /dev/null 2>&1 ; then - fptools_cv_context_diffs='diff -c1' - else - echo "Can't figure out how to do context diffs." - echo "Neither \`diff -C 1' nor \`diff -c1' works." - exit 1 - fi + AC_PATH_PROG(AlexCmd,alex,$SrcTreeAlexCmd) fi -rm -f conftest1 conftest2 +AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version, +changequote(, )dnl +[if test x"$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 ]) -ContextDiffCmd=$fptools_cv_context_diffs -AC_SUBST(ContextDiffCmd) +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=$fptools_cv_alex_version; +AC_SUBST(AlexVersion) ]) + dnl -dnl Finding the Right Yacc +dnl Check whether ld supports -x dnl -AC_DEFUN(FPTOOLS_PROG_YACCY, -[AC_PROG_YACC -if test "$YACC" = "yacc"; then - AC_CACHE_CHECK([if it is an OK yacc], ac_cv_prog_yacc, - [AC_CHECK_PROG(WhatCmd, what, what, :) - $WhatCmd $YACC > conftest.out - if egrep 'y1\.c 1\..*SMI' conftest.out >/dev/null 2>&1; then - echo "I don't trust your $YaccCmd; it looks like an old Sun yacc" - if test -f /usr/lang/yacc; then - echo "I'm going to use /usr/lang/yacc instead" - ac_cv_prog_yacc=/usr/lang/yacc - else - echo "I'm assuming the worst...no parser generator at all" - ac_cv_prog_yacc=: - fi - elif egrep 'y1\.c.*Revision: 4\.2\.6\.3.*DEC' conftest.out >/dev/null 2>&1; then - echo "I don't trust your $YaccCmd; it looks like a lame DEC yacc" - echo "I'm assuming the worst...no parser generator at all" - ac_cv_prog_yacc=: - else - ac_cv_prog_yacc=$YACC - fi - rm -fr conftest* +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 - ac_cv_prog_yacc=$YACC + LdXFlag= fi -YaccCmd=$ac_cv_prog_yacc -AC_SUBST(YaccCmd) +AC_SUBST(LdXFlag) ]) -dnl *** Checking for ar and its arguments + whether we need ranlib. -dnl -dnl ArCmd and RANLIB are AC_SUBST'ed -dnl -AC_DEFUN(FPTOOLS_PROG_AR_AND_RANLIB, -[AC_PATH_PROG(ArCmd,ar) -if test -z "$ArCmd"; then - echo "You don't seem to have ar in your PATH...I have no idea how to make a library" - exit 1; -fi -if $ArCmd clqs conftest.a >/dev/null 2>/dev/null; then - ArCmd="$ArCmd clqs" - NeedRanLib='' -elif $ArCmd cqs conftest.a >/dev/null 2>/dev/null; then - ArCmd="$ArCmd cqs" - NeedRanLib='' -elif $ArCmd clq conftest.a >/dev/null 2>/dev/null; then - ArCmd="$ArCmd clq" - NeedRanLib='YES' -elif $ArCmd cq conftest.a >/dev/null 2>/dev/null; then - ArCmd="$ArCmd cq" - NeedRanLib='YES' -elif $ArCmd cq conftest.a 2>&1 | grep 'no archive members specified' >/dev/null 2>/dev/null; then - ArCmd="$ArCmd cq" - NeedRanLib='YES' + +# 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 - echo "I can't figure out how to use your $ArCmd" - exit 1 -fi -rm -rf conftest* -test -n "$ArCmd" && test -n "$verbose" && echo " setting ArCmd to $ArCmd" -AC_SUBST(ArCmd) -if test -z "$NeedRanLib"; then - RANLIB=':' - test -n "$verbose" && echo " setting RANLIB to $RANLIB" - AC_SUBST(RANLIB) + fp_cv_prog_ar_needs_ranlib=yes +fi]) +if test $fp_cv_prog_ar_needs_ranlib = yes; then + AC_PROG_RANLIB else - AC_PROG_RANLIB + 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 $fp_cv_prog_ar_supports_input = yes; then + ArSupportsInput="-input" +else + ArSupportsInput="" +fi +AC_SUBST([ArSupportsInput]) +])# FP_PROG_AR_SUPPORTS_INPUT + dnl dnl AC_SHEBANG_PERL - can we she-bang perl? @@ -271,145 +540,703 @@ AC_DEFUN(FPTOOLS_HAVE_GCC, fptools_cv_have_gcc='no' else changequote(, )dnl - cmd_string="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [^0-9]*\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/expr 20 \\\< \1 \\\* 10 + \2/g' `" + 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 - if test `eval $cmd_string 2>/dev/null` != "1"; then - echo '' - echo "I'm not sure if your version of gcc will work," - echo "but it's worth a shot, eh?" - fi fptools_cv_have_gcc='yes' + FP_COMPARE_VERSIONS([$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 $fptools_cv_have_gcc | sed 'y/yesno/YESNO/'` AC_SUBST(HaveGcc) +GccVersion=`gcc --version | grep mingw | cut -f 3 -d ' '` +AC_SUBST(GccVersion) ]) dnl -dnl FPTOOLS_PROG_GNUCPP gathers the path to the cpp that the -dnl gcc driver calls upon. +dnl Some OSs (Mandrake Linux, in particular) configure GCC with +dnl -momit-leaf-frame-pointer on by default. If this is the case, we +dnl need to turn it off for mangling to work. The test is currently a bit +dnl crude, using only the version number of gcc. dnl -dnl Substitutes: GNUCPP and RAWCPP (latter is 'GNUCPP -traditional') -dnl -AC_DEFUN(FPTOOLS_PROG_GNUCPP, -[AC_CACHE_CHECK([how to invoke GNU cpp directly], fptools_cv_gnu_cpp, -[if test "$HaveGcc" = "YES"; then - echo > conftest.c - gcc -v -E conftest.c >/dev/null 2>conftest.out - # \x5c = backslash - echo 'tr/\x5c/\//; /(\S+\/cpp)/ && print "[$]1";' > conftest.pl - fptools_cv_gnu_cpp="`eval $PerlCmd -n conftest.pl conftest.out`" - rm -fr conftest* - else - # We need to be able to invoke CPP directly, preferably - # with input from stdin (mkdependHS and hscpp depend on - # this at the moment). - # Take a guess at what to use, this probably won't work. - echo Warning: GNU cpp not found, using $CPP - fptools_cv_gnu_cpp = $CPP - fi -]) -GNUCPP=$fptools_cv_gnu_cpp -RAWCPP="$GNUCPP -traditional" -AC_SUBST(GNUCPP) -AC_SUBST(RAWCPP) -]) +AC_DEFUN([FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR], +[AC_CACHE_CHECK([whether gcc needs -mno-omit-leaf-frame-pointer], [fptools_cv_gcc_needs_no_omit_lfptr], +[FP_COMPARE_VERSIONS([$gcc_version_str], [-ge], [3.2], + [fptools_cv_gcc_needs_no_omit_lfptr=yes], + [fptools_cv_gcc_needs_no_omit_lfptr=no])]) +if test "$fptools_cv_gcc_needs_no_omit_lfptr" = "yes"; then + AC_DEFINE([HAVE_GCC_MNO_OMIT_LFPTR], [1], [Define to 1 if gcc supports -mno-omit-leaf-frame-pointer.]) +fi])# FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR + dnl Small feature test for perl version. Assumes PerlCmd dnl contains path to perl binary dnl AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION, [$PerlCmd -v >conftest.out 2>&1 -if grep "version 4" conftest.out >/dev/null 2>&1; then - if grep "Patch level: 35" conftest.out >/dev/null 2>&1; then - echo " -************************************************************************ -Uh-oh...looks like you have Perl 4.035. - -Perl version 4.035 has a bug to do with recursion that will bite if -you run the lit2texi script, when making Info files from -literate files of various sorts. Either use perl5, the last version of perl4 -(4.036), or an older version (e.g., perl 4.019). Failing that, don't create -any Info files :-) -************************************************************************ -" - fi +if grep "version 5" conftest.out >/dev/null 2>&1; then + : else - if grep "version 5" conftest.out >/dev/null 2>&1; then + if grep "v5.6" conftest.out >/dev/null 2>&1; then : else - echo "I'm not sure if your version of perl will work," - echo "but it's worth a shot, eh?" + 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* ]) -dnl ** figure out the alignment restriction of a type -dnl (required SIZEOF test but AC_CHECK_SIZEOF doesn't call PROVIDE -dnl so we can't call REQUIRE) -dnl FPTOOLS_CHECK_ALIGNMENT(TYPE) -AC_DEFUN(FPTOOLS_CHECK_ALIGNMENT, +# 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(alignment_$1, [a-z *], [A-Z_P]))dnl +define(<>, translit(htype_$1, [a-z *], [A-Z_P]))dnl dnl The cache variable name. -define(<>, translit(ac_cv_alignment_$1, [ *], [_p]))dnl -dnl The name of the corresponding size. -define(<>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl +define(<>, translit(fptools_cv_htype_$1, [ *], [_p]))dnl +define(<>, translit(fptools_cv_htype_sup_$1, [ *], [_p]))dnl changequote([, ])dnl -AC_MSG_CHECKING(alignment of $1) +AC_MSG_CHECKING(Haskell type for $1) AC_CACHE_VAL(AC_CV_NAME, -[AC_TRY_RUN([ -#include -#if HAVE_STDDEF_H +[AC_CV_NAME_supported=yes +fp_check_htype_save_cppflags="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS $X_CFLAGS" +AC_RUN_IFELSE([AC_LANG_SOURCE([[#include #include + +#if HAVE_SYS_TYPES_H +# include #endif -#ifndef offsetof -#define offsetof(ty,field) ((size_t)((char *)&((ty *)0)->field - (char *)(ty *)0)) + +#if HAVE_UNISTD_H +# include #endif -int -main() -{ + +#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); - fprintf(f, "%d\n", offsetof(struct { char c; $1 ty;},ty)); + if (((testing)((int)((testing)1.4))) == ((testing)1.4)) { + fprintf(f, "%s%d\n", + ((testing)(-1) < (testing)0) ? "Int" : "Word", + sizeof(testing)*8); + } else { + fprintf(f,"%s\n", + (sizeof(testing) > sizeof(double)) ? "LDouble" : + (sizeof(testing) == sizeof(double)) ? "Double" : "Float"); + } + fclose(f); exit(0); -}], -AC_CV_NAME=`cat conftestval`, -AC_CV_NAME=$AC_CV_SIZEOF_NAME, -AC_CV_NAME=$AC_CV_SIZEOF_NAME)]) -AC_MSG_RESULT($AC_CV_NAME) -AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) -AC_PROVIDE($AC_TYPE_NAME) +}]])],[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_SIZEOF_NAME])dnl +undefine([AC_CV_NAME_supported])dnl ]) -dnl ** figure out whether C compiler supports 'long long's -dnl (Closely based on Andreas Zeller's macro for testing -dnl for this under C++) -dnl -dnl If the C compiler supports `long long' types, -dnl define `HAVE_LONG_LONG'. + +# 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(FPTOOLS_C_LONG_LONG, -[ -AC_REQUIRE([AC_PROG_CC]) -AC_MSG_CHECKING(whether ${CC} supports long long types) -AC_CACHE_VAL(fptools_cv_have_long_long, -[ -AC_LANG_SAVE -AC_LANG_C -AC_TRY_COMPILE(,[long long a;], -fptools_cv_have_long_long=yes, -fptools_cv_have_long_long=no) -AC_LANG_RESTORE -]) -AC_MSG_RESULT($fptools_cv_have_long_long) -if test "$fptools_cv_have_long_long" = yes; then -AC_DEFINE(HAVE_LONG_LONG) +AC_DEFUN(FP_EMPTY_STRUCTS, +[AC_CACHE_CHECK(empty struct support, fp_cv_empty_structs, +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[typedef struct { /* empty */ } StgFoo;]], +[[int i;]])], +[fp_cv_empty_structs=yes], +[fp_cv_empty_structs=no])]) +if test x"$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