X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=aclocal.m4;h=f2762b30b862d69b0230cfb3196970f4ca19e5c9;hp=94dd6199fe6c050df09cbae062eed16d8ecbb253;hb=2eb04ca0f8d0ec72b417cddc60672c696b4a3daa;hpb=f8ec13c07d0f7b375f8a762d0c2e6b431d43de06 diff --git a/aclocal.m4 b/aclocal.m4 index 94dd619..f2762b3 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -4,33 +4,113 @@ # ensure we don't clash with any pre-supplied autoconf ones. -# FP_ALTZONE -# ------------------- -# Defines HAVE_DECL_ALTZONE to 1 if declared, 0 otherwise. -# Used by base package. -AC_DEFUN([FP_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_ALTZONE +# 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 $fp_status); }[]dnl +])# FP_EVAL_STDERR + + +# FP_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED]) +# --------------------------------------------------------------------- +# Check to see whether the compiler for the current language supports a +# particular option. +# +# Implementation note: When given an unkown option, GCC issues an warning on +# stderr only, but returns an exit value of 0 nevertheless. Consequently we have +# to check stderr *and* the exit value. +# +# Used by ghc. +AC_DEFUN([FP_CHECK_FLAG], +[AC_LANG_COMPILER_REQUIRE()dnl +AC_LANG_CASE([C], [fp_compiler="$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 + + +# 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 # 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. -# 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. +# +# 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 @@ -42,68 +122,63 @@ AC_DEFUN([FP_COMPUTE_INT], # 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]) -AC_CACHE_CHECK([alignment of $1], AS_TR_SH([fp_cv_alignment_$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)], - [AS_TR_SH([fp_cv_alignment_$1])], + [fp_Cache], [AC_INCLUDES_DEFAULT([$3])], - [AC_MSG_FAILURE([cannot compute alignment ($1), 77])]) + [AC_MSG_ERROR([cannot compute alignment ($1) +See `config.log' for more details.], [77])]) else - AS_TR_SH([fp_cv_alignment_$1])=0 -fi])dnl -AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $AS_TR_SH([fp_cv_alignment_$1]), - [The alignment of a `$1'.]) + 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 -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 -dnl Some nlist implementations seem to try to be compatible by ignoring -dnl a leading underscore sometimes (eg. FreeBSD). We therefore have -dnl to work around this by checking for *no* leading underscore first. -dnl Sigh. --SDM -dnl -dnl Similarly on OpenBSD, but this test doesn't help. -- dons -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 -dnl Another hack: cygwin doesn't come with nlist.h , so we hardwire -dnl the underscoredness of that "platform" -changequote(<<, >>)dnl -<< +# 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_lead_uscore='yes' ;; - *) fptools_cv_lead_uscore='no' ;; - esac ;; -alpha-dec-osf*) fptools_cv_lead_uscore='no';; -*cygwin32) fptools_cv_lead_uscore='yes';; -*mingw32) fptools_cv_lead_uscore='yes';; -*) >> -changequote([, ])dnl -AC_TRY_RUN([#ifdef HAVE_NLIST_H + 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 -changequote(<<, >>)dnl -<< struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}}; struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}}; #endif -main(argc, argv) +int main(argc, argv) int argc; char **argv; { @@ -111,95 +186,79 @@ char **argv; 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);>> -changequote([, ])dnl + 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 -dnl -dnl FPTOOLS_PROG_CHECK_VERSION(VERSIONSTR1, TEST, VERSIONSTR2, -dnl ACTION-IF-TRUE [, ACTION-IF-FALSE]) -dnl -dnl compare versions field-wise (separator is '.') -dnl TEST is one of {-lt,-le,-eq,-ge,-gt} -dnl -dnl quite shell-independant and SUSv2 compliant code -dnl -dnl NOTE: the loop could be unrolled within autoconf, but the -dnl macro code would be a) longer and b) harder to debug... ;) -dnl -AC_DEFUN(FPTOOLS_PROG_CHECK_VERSION, -[if ( IFS="."; - a="[$1]"; b="[$3]"; - while test -n "$a$b" - do - set -- [$]a; h1="[$]1"; shift 2>/dev/null; a="[$]*" - set -- [$]b; h2="[$]1"; shift 2>/dev/null; b="[$]*" - test -n "[$]h1" || h1=0; test -n "[$]h2" || h2=0 - test [$]{h1} -eq [$]{h2} || break - done - test [$]{h1} [$2] [$]{h2} - ) -then ifelse([$4],,[:],[ - $4]) -ifelse([$5],,, -[else - $5]) -fi -])])dnl + 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], [$5])[]dnl +])# FP_COMPARE_VERSIONS dnl -dnl Check for Greencard and version. +dnl Check for GreenCard and version. dnl -AC_DEFUN(FPTOOLS_GREENCARD, +AC_DEFUN([FPTOOLS_GREENCARD], [ -AC_PATH_PROG(GreencardCmd,greencard) +AC_PATH_PROG(GreenCardCmd,greencard) AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version, changequote(, )dnl -[if test x"$GreencardCmd" != x; then - fptools_cv_greencard_version="`$GreencardCmd --version | +[if test x"$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 ]) -FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_greencard_version],-lt,$1, - [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])dnl -GreencardVersion=$fptools_cv_greencard_version -AC_SUBST(GreencardVersion) +FP_COMPARE_VERSIONS([$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 1.13. If there's no installed Happy, we look +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,$SrcTreeHappyCmd) -fi +AC_DEFUN([FPTOOLS_HAPPY], +[AC_PATH_PROG(HappyCmd,happy,) AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, changequote(, )dnl -[if test x"$HappyCmd" = x"$SrcTreeHappyCmd"; 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"$HappyCmd" != x; then +[if test x"$HappyCmd" != x; then fptools_cv_happy_version="`$HappyCmd -v | grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ; else @@ -207,9 +266,10 @@ else fi; changequote([, ])dnl ]) -if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then - FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_happy_version],-lt,[1.13], - [AC_MSG_ERROR([Happy version 1.13 or later is required to compile GHC.])])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) @@ -219,16 +279,8 @@ 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 +AC_DEFUN([FPTOOLS_HADDOCK], +[AC_PATH_PROG(HaddockCmd,haddock,) 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 @@ -237,24 +289,14 @@ 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 at least Alex version 2.0.1. dnl -AC_DEFUN(FPTOOLS_ALEX, +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,$SrcTreeAlexCmd) -fi +AC_PATH_PROG(AlexCmd,alex,) AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version, changequote(, )dnl -[if test x"$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"$AlexCmd" != x; then +[if test x"$AlexCmd" != x; then fptools_cv_alex_version="`$AlexCmd -v | grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ; else @@ -262,135 +304,216 @@ else fi; changequote([, ])dnl ]) -dnl if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Lexer.hs; then -dnl FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_alex_version],-lt,[2.0], -dnl [AC_MSG_ERROR([Alex version 2.0 or later is required to compile GHC.])])dnl -dnl fi +if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs +then + FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0.1], + [AC_MSG_ERROR([Alex version 2.0.1 or later is required to compile GHC.])])[]dnl +fi AlexVersion=$fptools_cv_alex_version; AC_SUBST(AlexVersion) ]) -dnl -dnl What's the best way of doing context diffs? -dnl -dnl (NB: NeXTStep thinks diff'ing a file against itself is "trouble") -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' -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 -fi -rm -f conftest1 conftest2 -]) -ContextDiffCmd=$fptools_cv_context_diffs -AC_SUBST(ContextDiffCmd) -]) -dnl -dnl Check whether ld supports -x -dnl -AC_DEFUN(FPTOOLS_LD_X, -[AC_CACHE_CHECK([whether ld understands -x], fptools_cv_ld_x, +# FP_PROG_LD +# ---------- +# Sets the output variable LdCmd to the (non-Cygwin version of the) full path +# of ld. Exits if no ld can be found +AC_DEFUN([FP_PROG_LD], [ -echo 'foo() {}' > conftest.c -${CC-cc} -c conftest.c -if ${LdCmd} -r -x -o foo.o conftest.o; then - fptools_cv_ld_x=yes +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 - fptools_cv_ld_x=no + LdCmd="$1" fi -rm -rf conftest.c conftest.o foo.o -]) -if test "$fptools_cv_ld_x" = yes; then - LdXFlag=-x +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 ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then + fp_cv_ld_x=yes else - LdXFlag= + fp_cv_ld_x=no fi -AC_SUBST(LdXFlag) -]) - - -dnl *** Checking for ar and its arguments + whether we need ranlib. -dnl -dnl ArCmd, ArSupportsInput and RANLIB are AC_SUBST'ed -dnl On Digital UNIX, we test for the -Z (compress) and -dnl -input (take list of files from external file) flags. -dnl -AC_DEFUN(FPTOOLS_PROG_AR_AND_RANLIB, -[AC_PATH_PROG(ArCmdRaw,ar) -if test -z "$ArCmdRaw"; then - echo "You don't seem to have ar in your PATH...I have no idea how to make a library" - exit 1; +rm -rf conftest*]) +if test "$fp_cv_ld_x" = yes; then + LdXFlag=-x +else + LdXFlag= fi -dnl GNU ar needs special treatment: it appears to have problems with -dnl object files with the same name if you use the 's' modifier, but -dnl simple 'ar q' works fine, and doesn't need a separate ranlib. -if $ArCmdRaw --version | grep 'GNU' >/dev/null 2>/dev/null; then - ArCmdArgs='q' - NeedRanLib='' -elif $ArCmdRaw clqsZ conftest.a >/dev/null 2>/dev/null; then - ArCmdArgs="clqsZ" - NeedRanLib='' -elif $ArCmdRaw clqs conftest.a >/dev/null 2>/dev/null; then - ArCmdArgs="clqs" - NeedRanLib='' -elif $ArCmdRaw cqs conftest.a >/dev/null 2>/dev/null; then - ArCmdArgs="cqs" - NeedRanLib='' -elif $ArCmdRaw clq conftest.a >/dev/null 2>/dev/null; then - ArCmdArgs="clq" - NeedRanLib='YES' -elif $ArCmdRaw cq conftest.a >/dev/null 2>/dev/null; then - ArCmdArgs="cq" - NeedRanLib='YES' -elif $ArCmdRaw cq conftest.a 2>&1 | grep 'no archive members specified' >/dev/null 2>/dev/null; then - ArCmdArgs="cq" - NeedRanLib='YES' +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 - echo "I can't figure out how to use your $ArCmd" - exit 1 + 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 -rm -rf conftest* +fp_prog_ar=$fp_prog_ar_raw case $HostPlatform in - *mingw32) - ArCmd="`cygpath -w ${ArCmdRaw} | sed -e 's@\\\\@/@g' ` ${ArCmdArgs}" - ;; - *) ArCmd="${ArCmdRaw} ${ArCmdArgs}" - ;; + *mingw32) if test x${OSTYPE} != xmsys; then + fp_prog_ar="`cygpath -w ${fp_prog_ar_raw} | sed -e 's@\\\\@/@g'`" + AC_MSG_NOTICE([normalized ar command to $fp_prog_ar]) + fi + ;; esac -test -n "$ArCmd" && test -n "$verbose" && echo " setting ArCmd to $ArCmd" -AC_SUBST(ArCmd) -if $ArCmd conftest.a -input /dev/null >/dev/null 2>/dev/null; then - ArSupportsInput='-input' +])# 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 - ArSupportsInput='' + 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 $fp_cv_prog_ar_needs_ranlib = yes; then + AC_PROG_RANLIB +else + RANLIB=":" + AC_SUBST([RANLIB]) fi -rm -rf conftest* -test -n "$ArSupportsInput" && test -n "$verbose" && echo " setting ArSupportsInput to $ArSupportsInput" -AC_SUBST(ArSupportsInput) -if test -z "$NeedRanLib"; then - RANLIB=':' - test -n "$verbose" && echo " setting RANLIB to $RANLIB" - AC_SUBST(RANLIB) +])# 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 $fp_cv_prog_ar_supports_input = yes; then + ArSupportsInput="-input" else - AC_PROG_RANLIB + ArSupportsInput="" fi -]) +AC_SUBST([ArSupportsInput]) +])# FP_PROG_AR_SUPPORTS_INPUT + dnl dnl AC_SHEBANG_PERL - can we she-bang perl? dnl -AC_DEFUN(FPTOOLS_SHEBANG_PERL, +AC_DEFUN([FPTOOLS_SHEBANG_PERL], [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl, [echo "#!$PerlCmd"' exit $1; @@ -405,63 +528,53 @@ fi rm -f conftest ])]) -dnl -dnl Extra testing of the result AC_PROG_CC, testing the gcc version no. -dnl *Must* be called after AC_PROG_CC -dnl -AC_DEFUN(FPTOOLS_HAVE_GCC, -[AC_CACHE_CHECK([whether you have an ok gcc], fptools_cv_have_gcc, -[if test -z "$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' + +# 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 "$GCC"; then + fp_have_gcc=NO else -changequote(, )dnl - gcc_version_str="`$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' - FPTOOLS_PROG_CHECK_VERSION($gcc_version_str, -lt, "2.0", - fptools_cv_have_gcc='no' - echo "" - echo "your gcc version appears to be ..." - $CC --version - echo "gcc prior to 2.0 and have never worked with ghc." - echo "we recommend 2.95.3, although versions back to 2.7.2 should be ok." - AC_MSG_ERROR([gcc 1.X has never been supported]) - ) + fp_have_gcc=YES fi +if test "$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 ]) -HaveGcc=`echo $fptools_cv_have_gcc | sed 'y/yesno/YESNO/'` -AC_SUBST(HaveGcc) -]) +AC_SUBST([HaveGcc], [$fp_have_gcc]) +AC_SUBST([GccVersion], [$fp_gcc_version]) +])# FP_HAVE_GCC -dnl -dnl Some OSs (Mandrake Linux, in particular) configure GCC with -dnl -momit-leaf-frame-pointer on by default. If this is the case, we -dnl need to turn it off for mangling to work. The test is currently a bit -dnl crude, using only the version number of gcc. -dnl -AC_DEFUN(FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR, -[AC_CACHE_CHECK([whether gcc needs -mno-omit-leaf-frame-pointer], fptools_cv_gcc_needs_no_omit_lfptr, +AC_DEFUN([FP_MINGW_GCC], [ - fptools_cv_gcc_needs_no_omit_lfptr='no' - FPTOOLS_PROG_CHECK_VERSION($gcc_version_str, -ge, "3.2", - fptools_cv_gcc_needs_no_omit_lfptr='yes') -]) -if test "$fptools_cv_gcc_needs_no_omit_lfptr" = "yes"; then - AC_DEFINE(HAVE_GCC_MNO_OMIT_LFPTR) -fi + case $HostOS_CPP in + mingw*) AC_MSG_CHECKING([whether $CC is a mingw gcc]) + if $CC -v 2>&1 | grep mingw >/dev/null; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + AC_MSG_ERROR([Please use --with-gcc to specify a mingw gcc]) + fi;; + *) ;; + esac ]) dnl Small feature test for perl version. Assumes PerlCmd dnl contains path to perl binary dnl -AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION, +AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION], [$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 @@ -471,36 +584,71 @@ else if grep "version 6" conftest.out >/dev/null 2>&1; then : else - echo "Your version of perl probably won't work." - fi + AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.]) + fi fi fi -fi rm -fr conftest* ]) -dnl -dnl Getting at the right version of 'find' -dnl (i.e., not the MS util on a Win32 box). -dnl -AC_DEFUN(FPTOOLS_FIND_FIND, -[ -AC_PATH_PROG(Find2Cmd, find) -$Find2Cmd --version > conftest.out 2>&1 -if grep "FIND: Parameter format" conftest.out >/dev/null 2>&1 ; then - # Encountered MS' find utility, which is not what we're after. - # - # HACK - AC_CHECK_PROG is useful here in that does let you reject - # an (absolute) entry in the path (Find2Cmd). It is not so useful - # in that it doesn't let you (AFAIU) set VARIABLE equal to the - # absolute path eventually found. So, hack around this by inspecting - # what variables hold the abs. path & use them directly. - AC_CHECK_PROG(FindCmd,find,`echo $ac_dir/$ac_word`,find,,$Find2Cmd) + +# 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". + 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 -FindCmd=$Find2Cmd -AC_SUBST(FindCmd) + # Found a poor WinDoze version of "find", ignore it. + AC_MSG_WARN([$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 @@ -509,7 +657,7 @@ 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_DEFUN([FPTOOLS_NOCACHE_CHECK], [AC_MSG_CHECKING([$1]) $3 AC_MSG_RESULT([$][$2]) @@ -523,10 +671,10 @@ dnl dnl Test for version of installed ghc. Uses $GHC. dnl [original version pinched from c2hs] dnl -AC_DEFUN(FPTOOLS_GHC_VERSION, +AC_DEFUN([FPTOOLS_GHC_VERSION], [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc], ["${WithGhc-ghc}" --version > conftestghc 2>&1 - cat conftestghc >&AC_FD_CC + 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* @@ -565,579 +713,452 @@ ifelse($#, [1], [dnl ])dnl -dnl ** Map an arithmetic C type to a Haskell type. -dnl Based on autconf's AC_CHECK_SIZEOF. +# 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 -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 -changequote([, ])dnl -AC_MSG_CHECKING(Haskell type for $1) -AC_CACHE_VAL(AC_CV_NAME, -[AC_TRY_RUN([#include -#include -#ifdef HAVE_SYS_TYPES_H -# include -#endif +# FP_PROG_XSLTPROC +# ---------------- +# Sets the output variable XsltprocCmd to the full path of the XSLT processor +# xsltproc. XsltprocCmd is empty if xsltproc could not be found. +AC_DEFUN([FP_PROG_XSLTPROC], +[AC_PATH_PROG([XsltprocCmd], [xsltproc]) +if test -z "$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=$fp_ghc_pkg_guess +else + fp_cv_matching_ghc_pkg=no +fi]) +if test x"$fp_cv_matching_ghc_pkg" = xno; then + AC_PATH_PROG([GhcPkgCmd], [ghc-pkg]) +else + GhcPkgCmd=$fp_cv_matching_ghc_pkg +fi])# FP_PROG_GHC_PKG -#ifdef HAVE_UNISTD_H -# include -#endif -#ifdef HAVE_SYS_STAT_H -# include -#endif +# FP_GHC_HAS_READLINE +# ------------------- +AC_DEFUN([FP_GHC_HAS_READLINE], +[AC_REQUIRE([FP_PROG_GHC_PKG]) +AC_CACHE_CHECK([whether ghc has readline package], [fp_cv_ghc_has_readline], +[if "${GhcPkgCmd-ghc-pkg}" --show-package readline >/dev/null 2>&1; then + fp_cv_ghc_has_readline=yes +else + fp_cv_ghc_has_readline=no + fi]) +AC_SUBST([GhcHasReadline], [`echo $fp_cv_ghc_has_readline | sed 'y/yesno/YESNO/'`]) +])# FP_GHC_HAS_READLINE + + +# FP_GCC_NEEDS_NO_OMIT_LFPTR +# -------------------------- +# Some OSs (Mandrake Linux, in particular) configure GCC with +# -momit-leaf-frame-pointer on by default. If this is the case, we need to turn +# it off for mangling to work. The test is currently a bit crude, using only the +# version number of gcc. Defines HAVE_GCC_MNO_OMIT_LFPTR. +AC_DEFUN([FP_GCC_NEEDS_NO_OMIT_LFPTR], +[AC_REQUIRE([FP_HAVE_GCC]) +AC_CACHE_CHECK([whether gcc needs -mno-omit-leaf-frame-pointer], [fp_cv_gcc_needs_no_omit_lfptr], +[FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.2], + [fp_cv_gcc_needs_no_omit_lfptr=yes], + [fp_cv_gcc_needs_no_omit_lfptr=no])]) +if test "$fp_cv_gcc_needs_no_omit_lfptr" = "yes"; then + AC_DEFINE([HAVE_GCC_MNO_OMIT_LFPTR], [1], [Define to 1 if gcc supports -mno-omit-leaf-frame-pointer.]) +fi])# FP_GCC_NEEDS_NO_OMIT_LFPTR + +# FP_GCC_HAS_NO_UNIT_AT_A_TIME +# -------------------------- +AC_DEFUN([FP_GCC_HAS_NO_UNIT_AT_A_TIME], +[AC_REQUIRE([FP_HAVE_GCC]) +AC_CACHE_CHECK([whether gcc has -fno-unit-at-a-time], [fp_cv_gcc_has_no_unit_at_a_time], +[FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.4], + [fp_cv_gcc_has_no_unit_at_a_time=yes], + [fp_cv_gcc_has_no_unit_at_a_time=no])]) +if test "$fp_cv_gcc_has_no_unit_at_a_time" = "yes"; then + AC_DEFINE([HAVE_GCC_HAS_NO_UNIT_AT_A_TIME], [1], [Define to 1 if gcc supports -fno-unit-at-a-time.]) +fi]) -#ifdef HAVE_FCNTL_H -# include -#endif +# FP_GCC_HAS_WRAPV +# -------------------------- +AC_DEFUN([FP_GCC_HAS_WRAPV], +[AC_REQUIRE([FP_HAVE_GCC]) +AC_CACHE_CHECK([whether gcc has -fwrapv], [fp_cv_gcc_has_wrapv], +[FP_COMPARE_VERSIONS([$fp_gcc_version], [-ge], [3.4], + [fp_cv_gcc_has_wrapv=yes], + [fp_cv_gcc_has_wrapv=no])]) +if test "$fp_cv_gcc_has_wrapv" = "yes"; then + AC_DEFINE([HAVE_GCC_HAS_WRAPV], [1], [Define to 1 if gcc supports -fwrapv.]) +fi]) -#ifdef HAVE_SIGNAL_H -# include -#endif +# FP_SETUP_PROJECT_VERSION +# --------------------- +AC_DEFUN([FP_SETUP_PROJECT_VERSION], +[ +if test "$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 _darcs; then + 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 $PACKAGE_VERSION) + else + AC_MSG_WARN([cannot determine snapshot version: no _darcs directory and no VERSION file]) + fi +fi -#ifdef HAVE_TIME_H -# include -#endif +# Some renamings +AC_SUBST([ProjectName], [$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 $PACKAGE_VERSION]) ;; +esac +AC_SUBST([ProjectVersionInt]) -#ifdef HAVE_TERMIOS_H -# include -#endif +# The project patchlevel is zero unless stated otherwise +test -z "$ProjectPatchLevel" && ProjectPatchLevel=0 -#ifdef HAVE_STRING_H -# include -#endif +# Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508 +ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'` -#ifdef HAVE_CTYPE_H -# include -#endif +AC_SUBST([ProjectPatchLevel]) +])# FP_SETUP_PROJECT_VERSION -#ifdef HAVE_GL_GL_H -# include +AC_DEFUN([FP_CHECK_TIMER_CREATE], + [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)], + [fptools_cv_timer_create_works], + [AC_TRY_RUN([ +#ifdef HAVE_TIME_H +#include #endif - -#ifdef HAVE_OPENGL_GL_H -# include +#ifdef HAVE_SIGNAL_H +#include #endif - -#ifdef HAVE_SYS_RESOURCE_H -# include +#ifdef HAVE_UNISTD_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=$2), -ifelse([$3], , AC_CV_NAME=NotReallyATypeCross, AC_CV_NAME=$3))]) dnl -AC_MSG_RESULT($AC_CV_NAME) -AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) -undefine([AC_TYPE_NAME])dnl -undefine([AC_CV_NAME])dnl -]) - - -dnl ** Obtain the value of a C constant. -dnl The value will be `(-1)' if the constant is undefined. -dnl -dnl This is set up so that the argument can be a shell variable. -dnl -AC_DEFUN(FPTOOLS_CHECK_CCONST, -[ -eval "cv_name=ac_cv_cconst_$1" -AC_MSG_CHECKING(value of $1) -AC_CACHE_VAL($cv_name, -[AC_TRY_RUN([#include -#include -main() +int main(int argc, char *argv[]) { - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", $1); - exit(0); -}], -eval "$cv_name=`cat conftestval`", -eval "$cv_name=-1", -eval "$cv_name=-1")])dnl -eval "fptools_check_cconst_result=`echo '$'{$cv_name}`" -AC_MSG_RESULT($fptools_check_cconst_result) -AC_DEFINE_UNQUOTED(CCONST_$1, $fptools_check_cconst_result) -unset fptools_check_cconst_result -]) - -dnl ** Invoke AC_CHECK_CCONST on each argument (which have to separate with -dnl spaces) -dnl -AC_DEFUN(FPTOOLS_CHECK_CCONSTS, -[for ac_const_name in $1 -do -FPTOOLS_CHECK_CCONST($ac_const_name)dnl -done +#if HAVE_TIMER_CREATE && HAVE_TIMER_SETTIME + struct sigevent ev; + timer_t timer; + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGVTALRM; + if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) { + exit(1); + } +#else + exit(1) +#endif + exit(0); +} + ], + [fptools_cv_timer_create_works=yes], + [fptools_cv_timer_create_works=no]) + ]) +case $fptools_cv_timer_create_works in + yes) AC_DEFINE([USE_TIMER_CREATE], 1, + [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);; +esac ]) - -dnl *** Can we open files in binary mode? *** -dnl -AC_DEFUN(FPTOOLS_O_BINARY, +# FP_ARG_GMP +# ------------- +AC_DEFUN([FP_ARG_GMP], [ +AC_ARG_WITH([gmp-includes], + [AC_HELP_STRING([--with-gmp-includes], + [directory containing gmp.h])], + [gmp_includes=$withval], + [gmp_includes=NONE]) + +AC_ARG_WITH([gmp-libraries], + [AC_HELP_STRING([--with-gmp-libraries], + [directory containing gmp library])], + [gmp_libraries=$withval], + [gmp_libraries=NONE]) +])# FP_ARG_GMP + +AC_DEFUN([CHECK_GMP], +[AC_REQUIRE([AC_PROG_CPP]) AC_REQUIRE([AC_PROG_CC]) -AC_MSG_CHECKING(whether we can open files in binary mode) -AC_CACHE_VAL(fptools_cv_have_o_binary, -[ -AC_LANG_SAVE -AC_LANG_C -AC_TRY_COMPILE( -[#ifdef HAVE_FCNTL_H -#include -#endif], -[int x = O_BINARY;], -fptools_cv_have_o_binary=yes, -fptools_cv_have_o_binary=no) -AC_LANG_RESTORE ]) -AC_MSG_RESULT($fptools_cv_have_o_binary) -if test "$fptools_cv_have_o_binary" = yes; then -AC_DEFINE(HAVE_O_BINARY) -fi -]) - -dnl Based on AC_TRY_LINK - run iftrue if links cleanly with no warning +# -------------------------------------------------------------- +# Calculate absolute path to build tree +# -------------------------------------------------------------- -dnl FPTOOLS_TRY_LINK_NOWARN(flags,main?,iftrue,iffalse) +AC_DEFUN([FP_FIND_ROOT],[ +AC_MSG_CHECKING(for path to top of build tree) -AC_DEFUN(FPTOOLS_TRY_LINK_NOWARN, -[ -ac_save_LIBS="$LIBS" -LIBS=[$1]; -cat > conftest.$ac_ext < conftest.sgml << EOF - -
- -Test -Test -
Test
-Test - -Test - -Test. - - -
-EOF -fptools_cv_sgml_catalog=no -if test -z "$SGML_CATALOG_FILES" ; then - for fptools_catalog in $4; do - ac_try="$2 -t rtf -d $3#print -c $fptools_catalog conftest.sgml" - if AC_TRY_EVAL(ac_try); then - fptools_cv_sgml_catalog=[$]fptools_catalog - break - fi - done -else -# If the env var SGML_CATALOG_FILES is defined, assume things are cool. - fptools_cv_sgml_catalog="yes" -fi -]) -rm -rf conftest* -if test $fptools_cv_sgml_catalog != "no"; then - $1=$fptools_cv_sgml_catalog -fi -]) - -dnl ###################################################################### -dnl FPTOOLS_SEARCH_LIBS(INCLUDES, FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND -dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]]) -dnl Search for a library defining FUNC, if it's not already available. -dnl This is almost the same as AC_SEARCH_LIBS, but the INCLUDES can be -dnl specified. -dnl ###################################################################### - -AC_DEFUN(FPTOOLS_SEARCH_LIBS, -[AC_PREREQ([2.13]) -AC_CACHE_CHECK([for library containing $2], [ac_cv_search_$2], -[ac_func_search_save_LIBS="$LIBS" -ac_cv_search_$2="no" -AC_TRY_LINK([$1], [$2()], [ac_cv_search_$2="none required"]) -test "$ac_cv_search_$2" = "no" && for i in $3; do -LIBS="-l$i $6 $ac_func_search_save_LIBS" -AC_TRY_LINK([$1], [$2()], -[ac_cv_search_$2="-l$i" -break]) -done -LIBS="$ac_func_search_save_LIBS"]) -if test "$ac_cv_search_$2" != "no"; then - test "$ac_cv_search_$2" = "none required" || LIBS="$ac_cv_search_$2 $LIBS" - $4 -else : - $5 -fi]) +hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' ` -dnl ####################### -*- Mode: M4 -*- ########################### -dnl Copyright (C) 98, 1999 Matthew D. Langston +dnl Find 'hardtop_plat', the native format for 'hardtop' +dnl (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes +dnl being escaped). dnl -dnl This file is free software; you can redistribute it and/or modify it -dnl under the terms of the GNU General Public License as published by -dnl the Free Software Foundation; either version 2 of the License, or -dnl (at your option) any later version. -dnl -dnl This file is distributed in the hope that it will be useful, but -dnl WITHOUT ANY WARRANTY; without even the implied warranty of -dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -dnl General Public License for more details. -dnl -dnl You should have received a copy of the GNU General Public License -dnl along with this file; if not, write to: -dnl -dnl Free Software Foundation, Inc. -dnl Suite 330 -dnl 59 Temple Place -dnl Boston, MA 02111-1307, USA. -dnl #################################################################### - - -dnl @synopsis FPTOOLS_CHECK_LIBM -dnl -dnl Search for math library (typically -lm). +dnl Note OSTYPE: On Cygwin we need to use 'cygpath' to convert +dnl /cygdrive/c/foo to c:/foo but we must not do that if we +dnl aren't building using Cygwin (notably msys), because +dnl cygpath doesn't exist. It seems that 'bash' sets +dnl OSTYPE to 'cygwin' or 'msys' respectively, but cygwin's +dnl 'sh' does not. So we hackily assume that if the shell +dnl hasn't set it to 'msys' then we must be in Cygwin. +dnl Sigh. dnl -dnl The variable LIBM (which is not an output variable by default) is -dnl set to a value which is suitable for use in a Makefile (for example, -dnl in make's LOADLIBES macro) provided you AC_SUBST it first. +dnl The Right Thing is probably to test $BuildPlatform +dnl instead, but we are sloppy about setting that correctly +dnl at the moment, so we just work around for now. dnl -dnl @author Matthew D. Langston - -# FPTOOLS_CHECK_LIBM - check for math library -AC_DEFUN(FPTOOLS_CHECK_LIBM, -[AC_REQUIRE([AC_CANONICAL_HOST])dnl -LIBM= -case "$host" in -*-*-beos*) - # These system don't have libm - ;; -*-ncr-sysv4.3*) - AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") - AC_CHECK_LIB(m, main, LIBM="$LIBM -lm") - ;; -*) - AC_CHECK_LIB(m, main, LIBM="-lm") - ;; +dnl The quotes round "$(OSTYPE)" are essential, for the +dnl Cygwin-sh case where OSTYPE is not set. +case $HostPlatform in + i386-unknown-mingw32 | i386-unknown-cygwin32) + if test "${OSTYPE}" != "msys" + then + # convert $hardtop to a path that mingw will understand too + cyghardtop=${hardtop} + hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'` + hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'` + else +dnl OK, so we're in the MSYS case. hardtop looks like /c/.... +dnl We want to make hardtop_plat into c:/... +dnl Stop using [] for quotes temporarily, so we can use [] in the sed regexp +changequote(, )dnl + hardtop_plat=`echo ${hardtop} | sed -e 's@^/\\([a-zA-Z]\\)/@\\1:/@g'` +changequote([, ])dnl + fi + ;; + *) + hardtop_plat=${hardtop} + ;; esac -]) - -dnl ###################################################################### -dnl Note: Caching has been completely rewritten, but is still no perfect yet. -dnl ###################################################################### - -dnl ########################### -*- Mode: M4 -*- ####################### -dnl Copyright (C) 98, 1999 Matthew D. Langston -dnl -dnl This file is free software; you can redistribute it and/or modify it -dnl under the terms of the GNU General Public License as published by -dnl the Free Software Foundation; either version 2 of the License, or -dnl (at your option) any later version. -dnl -dnl This file is distributed in the hope that it will be useful, but -dnl WITHOUT ANY WARRANTY; without even the implied warranty of -dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -dnl General Public License for more details. -dnl -dnl You should have received a copy of the GNU General Public License -dnl along with this file; if not, write to: -dnl -dnl Free Software Foundation, Inc. -dnl Suite 330 -dnl 59 Temple Place -dnl Boston, MA 02111-1307, USA. -dnl #################################################################### - -dnl @synopsis FPTOOLS_HAVE_OPENGL -dnl -dnl Search for OpenGL. We search first for Mesa (a GPL'ed version of -dnl OpenGL) before a vendor's version of OpenGL if we were specifically -dnl asked to with `--with-Mesa=yes' or `--with-Mesa'. -dnl -dnl The four "standard" OpenGL libraries are searched for: "-lGL", -dnl "-lGLU", "-lGLX" (or "-lMesaGL", "-lMesaGLU" as the case may be) and -dnl "-lglut". -dnl -dnl All of the libraries that are found (since "-lglut" or "-lGLX" might -dnl be missing) are added to the shell output variable "GL_LIBS", along -dnl with any other libraries that are necessary to successfully link an -dnl OpenGL application (e.g. the X11 libraries). Care has been taken to -dnl make sure that all of the libraries in "GL_LIBS" are listed in the -dnl proper order. -dnl -dnl Additionally, the shell output variable "GL_CFLAGS" is set to any -dnl flags (e.g. "-I" flags) that are necessary to successfully compile -dnl an OpenGL application. -dnl -dnl The following shell variable (which are not output variables) are -dnl also set to either "yes" or "no" (depending on which libraries were -dnl found) to help you determine exactly what was found. -dnl -dnl have_GL -dnl have_GLU -dnl have_GLX -dnl have_glut -dnl -dnl A complete little toy "Automake `make distcheck'" package of how to -dnl use this macro is available at: -dnl -dnl ftp://ftp.slac.stanford.edu/users/langston/autoconf/ac_opengl-0.01.tar.gz -dnl -dnl Please note that as the ac_opengl macro and the toy example evolves, -dnl the version number increases, so you may have to adjust the above -dnl URL accordingly. -dnl -dnl @author Matthew D. Langston +AC_SUBST(hardtop) +AC_SUBST(hardtop_plat) -AC_DEFUN(FPTOOLS_HAVE_OPENGL, -[ - AC_REQUIRE([AC_PROG_CC]) - AC_REQUIRE([AC_PATH_X]) - AC_REQUIRE([AC_PATH_XTRA]) - AC_REQUIRE([FPTOOLS_CHECK_LIBM]) - -dnl Check for Mesa first if we were asked to. - AC_ARG_ENABLE(Mesa, -[ --enable-mesa - Prefer Mesa over a vendor's native OpenGL library (default=no) -], - use_Mesa=$enableval, - use_Mesa=no) - - if test x"$use_Mesa" = xyes; then - GL_search_list="MesaGL GL opengl32" - GLU_search_list="MesaGLU GLU glu32" - GLX_search_list="MesaGLX GLX" - else - GL_search_list="GL opengl32 MesaGL" - GLU_search_list="GLU glu32 MesaGLU" - GLX_search_list="GLX MesaGLX" - fi - - AC_LANG_SAVE - AC_LANG_C - -dnl If we are running under X11 then add in the appropriate libraries. - if test x"$no_x" != xyes; then -dnl Add everything we need to compile and link X programs to GL_CFLAGS -dnl and GL_X_LIBS/GLUT_X_LIBS. - GL_CFLAGS="$CPPFLAGS $X_CFLAGS" - GL_X_LIBS="$X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS $LIBM" - GLUT_X_LIBS="$X_LIBS $X_PRE_LIBS -lXmu -lXt -lXi -lXext -lX11 $X_EXTRA_LIBS $LIBM" - fi - GL_save_CPPFLAGS="$CPPFLAGS" - CPPFLAGS="$GL_CFLAGS" - - GL_save_LIBS="$LIBS" - LIBS="$GL_X_LIBS" +AC_MSG_RESULT(${hardtop}) - FPTOOLS_SEARCH_LIBS([#include ], glEnd, $GL_search_list, have_GL=yes, have_GL=no) - FPTOOLS_SEARCH_LIBS([#include ], gluNewQuadric, $GLU_search_list, have_GLU=yes, have_GLU=no) - FPTOOLS_SEARCH_LIBS([#include ], glXWaitX, $GLX_search_list, have_GLX=yes, have_GLX=no) - - if test -n "$LIBS"; then - GL_LIBS="$LDFLAGS $LIBS" - else - GL_LIBS="$LDFLAGS" - GL_CFLAGS= - fi - - LIBS="$GLUT_X_LIBS" - - FPTOOLS_SEARCH_LIBS([#include ], glutMainLoop, glut32 glut, have_glut=yes, have_glut=no) - - if test -n "$LIBS"; then - GLUT_LIBS="$LDFLAGS $LIBS" - fi - - AC_CACHE_CHECK([OpenGL flags], mdl_cv_gl_cflags, [mdl_cv_gl_cflags="$GL_CFLAGS"]) - GL_CFLAGS="$mdl_cv_gl_cflags" - AC_SUBST(GL_CFLAGS) - AC_CACHE_CHECK([OpenGL libs], mdl_cv_gl_libs, [mdl_cv_gl_libs="$GL_LIBS"]) - GL_LIBS="$mdl_cv_gl_libs" - AC_SUBST(GL_LIBS) - AC_CACHE_CHECK([GLUT libs], mdl_cv_glut_libs, [mdl_cv_glut_libs="$GLUT_LIBS"]) - GLUT_LIBS="$mdl_cv_glut_libs" - AC_SUBST(GLUT_LIBS) - -dnl Reset GL_X_LIBS/GLUT_X_LIBS regardless, since they were just temporary variables -dnl and we don't want to be global namespace polluters. - GL_X_LIBS= - GLUT_X_LIBS= - - LIBS="$GL_save_LIBS" - CPPFLAGS="$GL_save_CPPFLAGS" - - AC_LANG_RESTORE +# We don't support building in directories with spaces. +case "$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 - - -dnl -dnl Check to see whether CC (gcc) supports a particular option. -dnl -AC_DEFUN(FPTOOLS_CC_FLAG, -[ -AC_CACHE_CHECK([whether $CC accepts $1], [ac_cv_cc_$2], -[save_CFLAGS="$CFLAGS" - CFLAGS="$CFLAGS $1" - AC_LANG_C - AC_TRY_COMPILE(,[int main(){return(0);}], - [ac_cv_cc_$2=yes], - [ac_cv_cc_$2=no]) - CFLAGS="$save_CFLAGS" -]) -if test "$ac_cv_cc_$2"x = "yesx"; then - $2=$1; -else - $2=""; -fi; -]) - -dnl -dnl Check to see whether 'struct msghdr' contains msg_control -dnl -AC_DEFUN(FPTOOLS_MSGHDR_MSG_CONTROL, -[AC_CACHE_CHECK([for msg_control in struct msghdr], fptools_cv_struct_msghdr_msg_control, -[AC_TRY_COMPILE([#include -#include -#include ], [struct msghdr m; m.msg_control;], -fptools_cv_struct_msghdr_msg_control=yes, fptools_cv_struct_msghdr_msg_control=no)]) -if test $fptools_cv_struct_msghdr_msg_control = yes; then - AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL) -fi -AC_SUBST(HAVE_MSGHDR_MSG_CONTROL)dnl -]) - -dnl -dnl Check to see whether 'struct msghdr' contains msg_accrights -dnl -AC_DEFUN(FPTOOLS_MSGHDR_MSG_ACCRIGHTS, -[AC_CACHE_CHECK([for msg_accrights in struct msghdr], fptools_cv_struct_msghdr_msg_accrights, -[AC_TRY_COMPILE([#include -#include -#include ], [struct msghdr m; m.msg_accrights;], -fptools_cv_struct_msghdr_msg_accrights=yes, fptools_cv_struct_msghdr_msg_accrights=no)]) -if test $fptools_cv_struct_msghdr_msg_accrights = yes; then - AC_DEFINE(HAVE_MSGHDR_MSG_ACCRIGHTS) -fi -AC_SUBST(HAVE_MSGHDR_MSG_ACCRIGHTS)dnl -]) -