X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=4b750ef3f2982d12963b450997ad9b28e74c595d;hb=ab8c38b97b62a8ff428b536715d50207571345be;hp=0535dc10725007715758d1b3304493b182a7de31;hpb=a4de2383ef0f0e919724bed3ce665b5402c69fe0;p=ghc-hetmet.git diff --git a/aclocal.m4 b/aclocal.m4 index 0535dc1..4b750ef 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1,342 +1,1521 @@ -# $Id: aclocal.m4,v 1.19 1998/03/03 04:45:07 reid Exp $ -# # 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. -# -# Are we running under the GNU libc? Need -D_GNU_SOURCE to get -# caddr_t and such. -# -AC_DEFUN(AC_GNU_LIBC, -[AC_CACHE_CHECK([GNU libc], ac_cv_gnu_libc, -[AC_EGREP_CPP(yes, -[#include -#ifdef __GLIBC__ -yes -#endif -], ac_cv_gnu_libc=yes, ac_cv_gnu_libc=no)]) -if test "$ac_cv_gnu_libc" = yes; then - AC_DEFINE(_GNU_SOURCE) -fi + +# FPTOOLS_SET_PLATFORM_VARS +# ---------------------------------- +# Set the platform variables +AC_DEFUN([FPTOOLS_SET_PLATFORM_VARS], +[ + # If no argument was given for a configuration variable, then discard + # the guessed canonical system and use the configuration of the + # bootstrapping ghc. If an argument was given, map it from gnu format + # to ghc format. + # + # For why we do it this way, see: #3637, #1717, #2951 + # + # In bindists, we haven't called AC_CANONICAL_{BUILD,HOST,TARGET} + # so this justs uses $bootstrap_target. + + if test "$build_alias" = "" + then + if test "$bootstrap_target" != "" + then + build=$bootstrap_target + echo "Build platform inferred as: $build" + else + echo "Can't work out build platform" + exit 1 + fi + + BuildArch=`echo "$build" | sed 's/-.*//'` + BuildVendor=`echo "$build" | sed -e 's/.*-\(.*\)-.*/\1/'` + BuildOS=`echo "$build" | sed 's/.*-//'` + else + GHC_CONVERT_CPU([$build_cpu], [BuildArch]) + GHC_CONVERT_VENDOR([$build_vendor], [BuildVendor]) + GHC_CONVERT_OS([$build_os], [BuildOS]) + fi + + if test "$host_alias" = "" + then + if test "$bootstrap_target" != "" + then + host=$bootstrap_target + echo "Host platform inferred as: $host" + else + echo "Can't work out host platform" + exit 1 + fi + + HostArch=`echo "$host" | sed 's/-.*//'` + HostVendor=`echo "$host" | sed -e 's/.*-\(.*\)-.*/\1/'` + HostOS=`echo "$host" | sed 's/.*-//'` + else + GHC_CONVERT_CPU([$host_cpu], [HostArch]) + GHC_CONVERT_VENDOR([$host_vendor], [HostVendor]) + GHC_CONVERT_OS([$host_os], [HostOS]) + fi + + if test "$target_alias" = "" + then + if test "$bootstrap_target" != "" + then + target=$bootstrap_target + echo "Target platform inferred as: $target" + else + echo "Can't work out target platform" + exit 1 + fi + + TargetArch=`echo "$target" | sed 's/-.*//'` + TargetVendor=`echo "$target" | sed -e 's/.*-\(.*\)-.*/\1/'` + TargetOS=`echo "$target" | sed 's/.*-//'` + else + GHC_CONVERT_CPU([$target_cpu], [TargetArch]) + GHC_CONVERT_VENDOR([$target_vendor], [TargetVendor]) + GHC_CONVERT_OS([$target_os], [TargetOS]) + fi ]) -# -# Has timezone the type time_t or long (HP-UX 10.20 apparently -# has `long'..) -# -AC_DEFUN(AC_TYPE_TIMEZONE, -[AC_CACHE_CHECK([type of timezone], ac_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;], ac_cv_type_timezone=time_t, ac_cv_type_timezone=long)]) -AC_DEFINE_UNQUOTED(TYPE_TIMEZONE, $ac_cv_type_timezone) +# FPTOOLS_SET_C_LD_FLAGS +# ---------------------------------- +# Set the C, LD and CPP flags for a given platform +# $1 is the platform +# $2 is the name of the CC flags variable +# $3 is the name of the linker flags variable when linking with gcc +# $4 is the name of the linker flags variable when linking with ld +# $5 is the name of the CPP flags variable +AC_DEFUN([FPTOOLS_SET_C_LD_FLAGS], +[ + AC_MSG_CHECKING([Setting up $2, $3, $4 and $5]) + case $$1 in + i386-apple-darwin) + $2="$$2 -m32" + $3="$$3 -m32" + $4="$$4 -arch i386" + $5="$$5 -m32" + ;; + x86_64-apple-darwin) + $2="$$2 -m64" + $3="$$3 -m64" + $4="$$4 -arch x86_64" + $5="$$5 -m64" + ;; + esac + + # If gcc knows about the stack protector, turn it off. + # Otherwise the stack-smash handler gets triggered. + echo 'int main(void) {return 0;}' > conftest.c + if $CC -c conftest.c -fno-stack-protector > /dev/null 2>&1 + then + $2="$$2 -fno-stack-protector" + fi + rm -f conftest.c conftest.o + AC_MSG_RESULT([done]) +]) + + +# FP_VISIBILITY_HIDDEN +# ---------------------------------- +# Is the visibility hidden attribute supported? +AC_DEFUN([FP_VISIBILITY_HIDDEN], +[ + AC_MSG_CHECKING([whether __attribute__((visibility("hidden"))) is supported]) + echo '__attribute__((visibility("hidden"))) void foo(void) {}' > conftest.c + if $CC -Wall -Werror -c conftest.c > /dev/null 2>&1 + then + AC_MSG_RESULT([yes]) + AC_DEFINE(HAS_VISIBILITY_HIDDEN, 1, [Has visibility hidden]) + else + AC_MSG_RESULT([no]) + fi + rm -f conftest.c conftest.o +]) + + +# 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_ARG_WITH_PATH_GNU_PROG +# -------------------- +# XXX # -# Is altzone available? +# $1 = the variable to set +# $2 = the command to look for # -AC_DEFUN(AC_ALTZONE, -[AC_CACHE_CHECK([altzone], ac_cv_altzone, -[AC_TRY_LINK([#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif -], [return altzone;], -ac_cv_altzone=yes, ac_cv_altzone=no)]) -if test "$ac_cv_altzone" = yes; then - AC_DEFINE(HAVE_ALTZONE) -fi -]) +AC_DEFUN([FP_ARG_WITH_PATH_GNU_PROG], +[ +AC_ARG_WITH($2, +[AC_HELP_STRING([--with-$2=ARG], + [Use ARG as the path to $2 [default=autodetect]])], +[ + if test "$HostOS" = "mingw32" + then + AC_MSG_WARN([Request to use $withval will be ignored]) + else + $1=$withval + fi +], +[ + if test "$HostOS" != "mingw32" + then + AC_PATH_PROG([$1], [$2]) + if test -z "$$1" + then + AC_MSG_ERROR([cannot find $2 in your PATH, no idea how to link]) + fi + fi +] +) +]) # FP_ARG_WITH_PATH_GNU_PROG + +# FP_PROG_CONTEXT_DIFF +# -------------------- +# Figure out how to do context diffs. Sets the output variable ContextDiffCmd. # -dnl ** check for leading underscores in symbol names +# Note: NeXTStep thinks diff'ing a file against itself is "trouble". # -# Test for determining whether symbol names have a leading -# underscore. +# Used by ghc, glafp-utils/ltx, and glafp-utils/runstdtest. +AC_DEFUN([FP_PROG_CONTEXT_DIFF], +[AC_CACHE_CHECK([for a working context diff], [fp_cv_context_diff], +[echo foo > conftest1 +echo foo > conftest2 +fp_cv_context_diff=no +for fp_var in '-U 1' '-u1' '-C 1' '-c1' +do + if diff $fp_var conftest1 conftest2 > /dev/null 2>&1; then + fp_cv_context_diff="diff $fp_var" + break + fi +done]) +if test x"$fp_cv_context_diff" = xno; then + AC_MSG_ERROR([cannot figure out how to do context diffs]) +fi +AC_SUBST(ContextDiffCmd, [$fp_cv_context_diff]) +])# FP_PROG_CONTEXT_DIFF + + +# FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS) +# -------------------------------------------------------- +# Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for +# compilation. Execute IF-FAILS when unable to determine the value. Works for +# cross-compilation, too. # -# We assume that they _haven't_ if anything goes wrong. +# 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(m4_translit([[$1]], [*], [p]), [], + [AC_FATAL([$0: requires literal arguments])])[]dnl +AC_CHECK_TYPE([$1], [], [], [$3])[]dnl +m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl +AC_CACHE_CHECK([alignment of $1], [fp_Cache], +[if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then + FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)], + [fp_Cache], + [AC_INCLUDES_DEFAULT([$3])], + [AC_MSG_ERROR([cannot compute alignment ($1) +See `config.log' for more details.], [77])]) +else + fp_Cache=0 +fi])[]dnl +AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl +m4_popdef([fp_Cache])[]dnl +])# FP_CHECK_ALIGNMENT + + +# FP_LEADING_UNDERSCORE +# --------------------- +# Test for determining whether symbol names have a leading underscore. We assume +# that they _haven't_ if anything goes wrong. Sets the output variable +# LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly. # -AC_DEFUN(AC_UNDERSCORE, -[AC_CHECK_LIB(elf, nlist, LIBS="-lelf $LIBS")dnl -AC_CACHE_CHECK([leading underscore in symbol names], ac_cv_lead_uscore, +# 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 show none. What is going on here?!? +# but symbol table listings shows none. What is going on here?!? # -changequote(<<, >>)dnl -<< +# Another hack: cygwin doesn't come with nlist.h , so we hardwire +# the underscoredness of that "platform" case $HostPlatform in -alpha-dec-osf*) ac_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;; + + # 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 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); -}], ac_cv_lead_uscore=yes, ac_cv_lead_uscore=no, ac_cv_lead_uscore=NO) +}]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no]) ;; -esac); -LeadingUnderscore=`echo $ac_cv_lead_uscore | sed 'y/yesno/YESNO/'` -AC_SUBST(LeadingUnderscore) -]) +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 -# -# Check for Happy and version. -# -AC_DEFUN(AC_HAPPY, -[AC_PATH_PROG(HappyCmd,happy) -AC_CACHE_CHECK([for version of happy], ac_cv_happy_version, -[if test x"$HappyCmd" != x; then - ac_cv_happy_version="`$HappyCmd -v | + +# 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 - grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ; +[if test x"$GreenCardCmd" != x; then + fptools_cv_greencard_version="`$GreenCardCmd --version | + grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`" +else + fptools_cv_greencard_version="" +fi changequote([, ])dnl +]) +FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1], + [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl +GreenCardVersion=$fptools_cv_greencard_version +AC_SUBST(GreenCardVersion) +]) + +dnl +dnl Check for Happy and version. If we're building GHC, then we need +dnl at least Happy version 1.14. If there's no installed Happy, we look +dnl for a happy source tree and point the build system at that instead. +dnl +AC_DEFUN([FPTOOLS_HAPPY], +[AC_PATH_PROG(HappyCmd,happy,) +# Happy is passed to Cabal, so we need a native path +if test "x$HostPlatform" = "xi386-unknown-mingw32" && \ + test "${OSTYPE}" != "msys" && \ + test "${HappyCmd}" != "" +then + # Canonicalise to :/path/to/gcc + HappyCmd=`cygpath -m "${HappyCmd}"` + AC_MSG_NOTICE([normalized happy command to $HappyCmd]) +fi + +AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, +changequote(, )dnl +[if test x"$HappyCmd" != x; then + fptools_cv_happy_version=`"$HappyCmd" -v | + grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ; else - ac_cv_happy_version=""; -fi; -if expr "$ac_cv_happy_version" "<" 1.4 > /dev/null 2>&1; then - echo - echo "Happy version 1.4 or later is required to compile GHC." - exit 1; + fptools_cv_happy_version=""; fi; +changequote([, ])dnl ]) -HappyVersion=$ac_cv_happy_version; +if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs +then + FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16], + [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[] +fi +HappyVersion=$fptools_cv_happy_version; AC_SUBST(HappyVersion) ]) -# -# What's the best way of doing context diffs? -# -# (NB: NeXTStep thinks diff'ing a file against itself is "trouble") -# -AC_DEFUN(AC_PROG_DIFF, -[AC_CACHE_CHECK([for ok way to do context diffs], ac_cv_context_diffs, -[echo foo > conftest1 -echo foo > conftest2 -if diff -C 1 conftest1 conftest2 > /dev/null 2>&1 ; then - ac_cv_context_diffs='diff -C 1' -else - if diff -c1 conftest1 conftest2 > /dev/null 2>&1 ; then - ac_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 +dnl +dnl Check for Alex and version. If we're building GHC, then we need +dnl at least Alex version 2.0.1. +dnl +AC_DEFUN([FPTOOLS_ALEX], +[ +AC_PATH_PROG(AlexCmd,alex,) +# Alex is passed to Cabal, so we need a native path +if test "x$HostPlatform" = "xi386-unknown-mingw32" && \ + test "${OSTYPE}" != "msys" && \ + test "${AlexCmd}" != "" +then + # Canonicalise to :/path/to/gcc + AlexCmd=`cygpath -m "${AlexCmd}"` fi -rm -f conftest1 conftest2 + +AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version, +changequote(, )dnl +[if test x"$AlexCmd" != x; then + fptools_cv_alex_version=`"$AlexCmd" -v | + grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'` ; +else + fptools_cv_alex_version=""; +fi; +changequote([, ])dnl ]) -ContextDiffCmd=$ac_cv_context_diffs -AC_SUBST(ContextDiffCmd) +if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs +then + FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0], + [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[] +fi +AlexVersion=$fptools_cv_alex_version; +AC_SUBST(AlexVersion) ]) -# -# Finding the Right Yacc -# -AC_DEFUN(AC_PROG_YACCY, -[AC_PROG_YACC -if test "$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* -]) + +# 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_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x], +[echo 'foo() {}' > conftest.c +${CC-cc} -c conftest.c +if ${LdCmd} -r -x -o conftest2.o conftest.o > /dev/null 2>&1; then + fp_cv_ld_x=yes else - ac_cv_prog_yacc=$YACC + fp_cv_ld_x=no fi -YaccCmd=$ac_cv_prog_yacc -AC_SUBST(YaccCmd) -]) +rm -rf conftest*]) +if test "$fp_cv_ld_x" = yes; then + LdXFlag=-x +else + LdXFlag= +fi +AC_SUBST([LdXFlag]) +])# FP_PROG_LD_X -dnl Checking for ar and its arguments + whether we need ranlib. -# -# ArCmd and RANLIB are AC_SUBST'ed -# -AC_DEFUN(AC_PROG_AR_AND_RANLIB, -[AC_PATH_PROG(ArCmd,ar) -if test -z "$ArCmd"; then - echo "You don't seem to have ar in your PATH...I have no idea how to make a library" - exit 1; + +# FP_PROG_LD_BUILD_ID +# ------------ + +# Sets the output variable LdHasBuildId to YES if ld supports +# --build-id, or NO otherwise. +AC_DEFUN([FP_PROG_LD_BUILD_ID], +[ +AC_CACHE_CHECK([whether ld understands --build-id], [fp_cv_ld_build_id], +[echo 'foo() {}' > conftest.c +${CC-cc} -c conftest.c +if ${LdCmd} -r --build-id=none -o conftest2.o conftest.o > /dev/null 2>&1; then + fp_cv_ld_build_id=yes +else + fp_cv_ld_build_id=no 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' +rm -rf conftest*]) +if test "$fp_cv_ld_build_id" = yes; then + LdHasBuildId=YES else - echo "I can't figure out how to use your $ArCmd" - exit 1 + LdHasBuildId=NO fi -rm -rf conftest* -test -n "$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) +AC_SUBST([LdHasBuildId]) +])# FP_PROG_LD_BUILD_ID + + +# 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_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 - AC_PROG_RANLIB + fp_cv_gnu_ld=no +fi]) +AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`]) +])# FP_PROG_LD_IS_GNU + + +# FP_PROG_AR +# ---------- +# Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin +# version of it. Exits if no ar can be found +AC_DEFUN([FP_PROG_AR], +[AC_PATH_PROG([fp_prog_ar_raw], [ar]) +if test -z "$fp_prog_ar_raw"; then + AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library]) fi -]) +fp_prog_ar="$fp_prog_ar_raw" +case $HostPlatform in + *mingw32) if test x${OSTYPE} != xmsys; then + fp_prog_ar="`cygpath -w "${fp_prog_ar_raw}" | sed -e 's@\\\\@/@g'`" + AC_MSG_NOTICE([normalized ar command to $fp_prog_ar]) + fi + ;; +esac +])# FP_PROG_AR -# + +# FP_PROG_AR_IS_GNU +# ----------------- +# Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not. +AC_DEFUN([FP_PROG_AR_IS_GNU], +[AC_REQUIRE([FP_PROG_AR]) +AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu], +[if "$fp_prog_ar_raw" --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then + fp_cv_prog_ar_is_gnu=yes +else + fp_cv_prog_ar_is_gnu=no +fi]) +fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu +AC_SUBST([ArIsGNUAr], [`echo $fp_prog_ar_is_gnu | tr 'a-z' 'A-Z'`]) +])# FP_PROG_AR_IS_GNU + + +# FP_PROG_AR_SUPPORTS_ATFILE +# ----------------- +# Sets fp_prog_ar_supports_atfile to yes or no, depending on whether +# or not it supports the @file syntax +AC_DEFUN([FP_PROG_AR_SUPPORTS_ATFILE], +[AC_REQUIRE([FP_PROG_AR]) + AC_REQUIRE([FP_PROG_AR_ARGS]) +AC_CACHE_CHECK([whether $fp_prog_ar_raw supports @file], [fp_cv_prog_ar_supports_atfile], +[ +rm -f conftest* +touch conftest.file +echo conftest.file > conftest.atfile +echo conftest.file >> conftest.atfile +"$fp_prog_ar_raw" $fp_prog_ar_args conftest.a @conftest.atfile > /dev/null 2>&1 +fp_prog_ar_supports_atfile_tmp=`"$fp_prog_ar_raw" t conftest.a 2> /dev/null | grep -c conftest.file` +rm -f conftest* +if test "$fp_prog_ar_supports_atfile_tmp" -eq 2 +then + fp_cv_prog_ar_supports_atfile=yes +else + fp_cv_prog_ar_supports_atfile=no +fi]) +fp_prog_ar_supports_atfile=$fp_cv_prog_ar_supports_atfile +AC_SUBST([ArSupportsAtFile], [`echo $fp_prog_ar_supports_atfile | tr 'a-z' 'A-Z'`]) +])# FP_PROG_AR_SUPPORTS_ATFILE + +# 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], ["$fp_prog_ar"]) +AC_SUBST([ArArgs], ["$fp_prog_ar_args"]) + +])# FP_PROG_AR_ARGS + + +# FP_PROG_AR_NEEDS_RANLIB +# ----------------------- +# Sets the output variable RANLIB to "ranlib" if it is needed and found, +# to ":" otherwise. +AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB], +[AC_REQUIRE([FP_PROG_AR_IS_GNU]) +AC_REQUIRE([FP_PROG_AR_ARGS]) +AC_REQUIRE([AC_PROG_CC]) +AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib], +[if test $fp_prog_ar_is_gnu = yes; then + fp_cv_prog_ar_needs_ranlib=no +elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then + # It's quite tedious to check for Apple's crazy timestamps in .a files, + # so we hardcode it. + fp_cv_prog_ar_needs_ranlib=yes +elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then + fp_cv_prog_ar_needs_ranlib=no +else + fp_cv_prog_ar_needs_ranlib=yes +fi]) +if test $fp_cv_prog_ar_needs_ranlib = yes; then + AC_PROG_RANLIB +else + RANLIB=":" + AC_SUBST([RANLIB]) +fi +])# FP_PROG_AR_NEEDS_RANLIB + + +dnl dnl AC_SHEBANG_PERL - can we she-bang perl? -# -AC_DEFUN(AC_SHEBANG_PERL, -[AC_CACHE_CHECK([if your perl works in shell scripts], ac_cv_shebang_perl, +dnl +AC_DEFUN([FPTOOLS_SHEBANG_PERL], +[AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl, [echo "#!$PerlCmd"' exit $1; ' > conftest chmod u+x conftest (SHELL=/bin/sh; export SHELL; ./conftest 69 > /dev/null) if test $? -ne 69; then - ac_cv_shebang_perl=yes + fptools_cv_shebang_perl=yes else - ac_cv_shebang_perl=no + fptools_cv_shebang_perl=no fi rm -f conftest ])]) + +# FP_GCC_VERSION +# ----------- +# Extra testing of the result AC_PROG_CC, testing the gcc version no. Sets the +# output variable GccVersion. +AC_DEFUN([FP_GCC_VERSION], +[AC_REQUIRE([AC_PROG_CC]) +if test -z "$GCC" +then + AC_MSG_ERROR([gcc is required]) +fi +GccLT34= +AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version], +[ + fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`" + FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.0], + [AC_MSG_ERROR([Need at least gcc version 3.0 (3.4+ recommended)])]) + # See #2770: gcc 2.95 doesn't work any more, apparently. There probably + # isn't a very good reason for that, but for now just make configure + # fail. + FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES) +]) +AC_SUBST([GccVersion], [$fp_cv_gcc_version]) +AC_SUBST(GccLT34) +])# FP_GCC_VERSION + +dnl Small feature test for perl version. Assumes PerlCmd +dnl contains path to perl binary. +dnl +dnl (Perl versions prior to v5.6 does not contain the string "v5"; +dnl instead they display version strings such as "version 5.005".) +dnl +AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION], +[$PerlCmd -v >conftest.out 2>&1 + if grep "v5" conftest.out >/dev/null 2>&1; then + : + else + AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.]) + fi +rm -fr conftest* +]) + + +# FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, +# [VALUE-IF-NOT-FOUND], [PATH], [REJECT]) +# ----------------------------------------------------- +# HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path +# of PROG-TO-CHECK-FOR when found. +AC_DEFUN([FP_CHECK_PROG], +[AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl +)# FP_CHECK_PROC + + +# FP_PROG_FIND +# ------------ +# Find a non-WinDoze version of the "find" utility. +AC_DEFUN([FP_PROG_FIND], +[AC_PATH_PROGS([fp_prog_find], [gfind find], find) +echo foo > conftest.txt +$fp_prog_find conftest.txt -print > conftest.out 2>&1 +if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then + # OK, looks like a real "find". + case $HostPlatform in + *mingw32) + if test x${OSTYPE} != xmsys + then + fp_prog_find="`cygpath --mixed ${fp_prog_find}`" + AC_MSG_NOTICE([normalized find command to $fp_prog_find]) + fi ;; + *) ;; + esac + FindCmd="$fp_prog_find" +else + # Found a poor WinDoze version of "find", ignore it. + AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it]) + FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find]) +fi +rm -f conftest.txt conftest.out +AC_SUBST([FindCmd])[]dnl +])# FP_PROG_FIND + + +# FP_PROG_SORT +# ------------ +# Find a Unix-like sort +AC_DEFUN([FP_PROG_SORT], +[AC_PATH_PROG([fp_prog_sort], [sort]) +echo conwip > conftest.txt +$fp_prog_sort -f conftest.txt > conftest.out 2>&1 +if grep 'conwip' conftest.out > /dev/null 2>&1 ; then + # The goods + SortCmd="$fp_prog_sort" +else + # Summink else..pick next one. + AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it]) + FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort]) +fi +rm -f conftest.txt conftest.out +AC_SUBST([SortCmd])[]dnl +])# FP_PROG_SORT + +dnl +dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the +dnl values of the second argument to the result of running +dnl the commands given by the third. It does not cache its +dnl result, so it is suitable for checks which should be +dnl run every time. +dnl +AC_DEFUN([FPTOOLS_NOCACHE_CHECK], +[AC_MSG_CHECKING([$1]) + $3 + AC_MSG_RESULT([$][$2]) +]) + +dnl +dnl FPTOOLS_GHC_VERSION(version) +dnl FPTOOLS_GHC_VERSION(major, minor [, patchlevel]) +dnl FPTOOLS_GHC_VERSION(version, major, minor, patchlevel) +dnl +dnl Test for version of installed ghc. Uses $GHC. +dnl [original version pinched from c2hs] +dnl +AC_DEFUN([FPTOOLS_GHC_VERSION], +[FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc], +["${WithGhc-ghc}" --version > conftestghc 2>&1 + cat conftestghc >&AS_MESSAGE_LOG_FD +#Useless Use Of cat award... + fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'` + rm -fr conftest* + if test "[$]fptools_version_of_ghc" = "" + then + fptools_version_of_ghc='unknown' + fi +fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'` +fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'` +fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'` # -# Extra testing of the result AC_PROG_CC, testing the gcc version no. -# *Must* be called after AC_PROG_CC -# -AC_DEFUN(AC_HAVE_GCC, -[AC_CACHE_CHECK([whether you have an ok gcc], ac_cv_have_gcc, -[if test -z "$GCC"; then - echo '' - echo "You would be better off with gcc" - echo "Perhaps it is already installed, but not in your PATH?" - ac_cv_have_gcc='no' +if test "[$]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 -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' `" -changequote([, ])dnl - if test `eval $cmd_string 2>/dev/null` != "1"; then - echo '' - echo "I'm not sure if your version of gcc will work," - echo "but it's worth a shot, eh?" - fi - ac_cv_have_gcc='yes' + fptools_version_of_ghc[_all]="[$]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]" ]) -HaveGcc=`echo $ac_cv_have_gcc | sed 'y/yesno/YESNO/'` -AC_SUBST(HaveGcc) ]) +])dnl + + +# FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) +# --------------------------------------------------------------------------------- +# A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the +# additional flexibility of specifying the PROLOGUE and BODY. +AC_DEFUN([FP_CHECK_FUNC], +[AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl +AC_CACHE_CHECK([for $1], fp_func, +[AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])], + [AS_VAR_SET(fp_func, yes)], + [AS_VAR_SET(fp_func, no)])]) +AS_IF([test AS_VAR_GET(fp_func) = yes], + [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1], + [Define to 1 if you have the `]$1[' function.]) $4], + [$5])dnl +AS_VAR_POPDEF([fp_func])dnl +])# FP_CHECK_FUNC + +# FP_GEN_DOCBOOK_XML +# ------------------ +# Generates a DocBook XML V4.5 document in conftest.xml. # -# AC_PROG_GNUCPP gathers the path to the cpp that the -# gcc driver calls upon. +# It took a lot of experimentation to find a document that will cause +# xsltproc to fail with an error code when the relevant +# stylesheets/DTDs are not found. I couldn't make xsltproc fail with +# a single-file document, it seems a multi-file document is needed. +# -- SDM 2009-06-03 +# +AC_DEFUN([FP_GEN_DOCBOOK_XML], +[rm -f conftest.xml conftest-book.xml +cat > conftest.xml << EOF + + +]]> + +&conftest-book; + +EOF +cat >conftest-book.xml << EOF + + A DocBook “Test Document” + + A Chapter Title + This is a paragraph, referencing . + + + Another Chapter Title + This is another paragraph, referencing . + +EOF +]) # FP_GEN_DOCBOOK_XML + + +# FP_PROG_DBLATEX +# ---------------- +# Sets the output variable DblatexCmd to the full path of dblatex, +# which we use for building PDF and PS docs. +# DblatexCmd is empty if dblatex could not be found. +AC_DEFUN([FP_PROG_DBLATEX], +[AC_PATH_PROG([DblatexCmd], [dblatex]) +if test -z "$DblatexCmd"; then + AC_MSG_WARN([cannot find dblatex in your PATH, you will not be able to build the PDF and PS documentation]) +fi +])# FP_PROG_DBLATEX + + +# 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 "$XsltprocCmd"; then + AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation]) +fi +])# FP_PROG_XSLTPROC + + +# FP_DOCBOOK_XSL +# ---------------------------- +# Check that we can process a DocBook XML document to HTML using xsltproc. +AC_DEFUN([FP_DOCBOOK_XSL], +[AC_REQUIRE([FP_PROG_XSLTPROC])dnl +if test -n "$XsltprocCmd"; then + AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl, + [FP_GEN_DOCBOOK_XML + fp_cv_dir_docbook_xsl=no + if $XsltprocCmd --nonet http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl conftest.xml > /dev/null 2>&1; then + fp_cv_dir_docbook_xsl=yes + fi + rm -rf conftest*]) +fi +if test x"$fp_cv_dir_docbook_xsl" = xno; then + AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation]) + HAVE_DOCBOOK_XSL=NO +else + HAVE_DOCBOOK_XSL=YES +fi +AC_SUBST([HAVE_DOCBOOK_XSL]) +])# FP_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 $XmllintCmd --nonet --valid --noout conftest.xml ; then + AC_MSG_RESULT([ok]) + else + AC_MSG_RESULT([failed]) + AC_MSG_WARN([cannot find a DTD for DocBook XML V4.5, you will not be able to validate your documentation]) + AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog]) + fi + rm -rf conftest* +fi +])# FP_CHECK_DOCBOOK_DTD + + +# FP_GEN_FO +# ------------------ +# Generates a formatting objects document in conftest.fo. +AC_DEFUN([FP_GEN_FO], +[rm -f conftest.fo +cat > conftest.fo << EOF + + + + + + + + + + + Test! + + + + +EOF +]) # FP_GEN_FO + + +# FP_PROG_FOP +# ----------- +# Set the output variable 'FopCmd' to the first working 'fop' in the current +# 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try +# /usr/share/fop/fop.sh in that case (or no 'fop'), too. +AC_DEFUN([FP_PROG_FOP], +[AC_PATH_PROGS([FopCmd1], [fop fop.sh]) +if test -n "$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_HSTAGS +# ---------------- +# Sets the output variable HstagsCmd to the full Haskell tags program path. +# HstagsCmd is empty if no such program could be found. +AC_DEFUN([FP_PROG_HSTAGS], +[AC_PATH_PROG([HstagsCmd], [hasktags]) +if test -z "$HstagsCmd"; then + AC_MSG_WARN([cannot find hasktags in your PATH, you will not be able to build the tags]) +fi +])# FP_PROG_HSTAGS + + +# FP_PROG_GHC_PKG +# ---------------- +# Try to find a ghc-pkg matching the ghc mentioned in the environment variable +# WithGhc. Sets the output variable GhcPkgCmd. +AC_DEFUN([FP_PROG_GHC_PKG], +[AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg, +[ +# If we are told to use ghc-stage2, then we're using an in-tree +# compiler. In this case, we just want ghc-pkg, not ghc-pkg-stage2, +# so we sed off -stage[0-9]$. However, if we are told to use +# ghc-6.12.1 then we want to use ghc-pkg-6.12.1, so we keep any +# other suffix. +fp_ghc_pkg_guess=`echo $WithGhc | sed -e 's/-stage@<:@0-9@:>@$//' -e 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'` +if "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then + fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess +else + AC_MSG_ERROR([Cannot find matching ghc-pkg]) +fi]) +GhcPkgCmd=$fp_cv_matching_ghc_pkg +AC_SUBST([GhcPkgCmd]) +])# FP_PROG_GHC_PKG + + +# FP_GCC_EXTRA_FLAGS +# ------------------ +# Determine which extra flags we need to pass gcc when we invoke it +# to compile .hc code. # -# Substitutes: GNUCPP and RAWCPP (latter is 'GNUCPP -traditional') +# -fwrapv is needed for gcc to emit well-behaved code in the presence of +# integer wrap around. (Trac #952) # -AC_DEFUN(AC_PROG_GNUCPP, -[AC_CACHE_CHECK([how to invoke GNU cpp directly], ac_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 - ac_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 - ac_cv_gnu_cpp = $CPP - fi +AC_DEFUN([FP_GCC_EXTRA_FLAGS], +[AC_REQUIRE([FP_GCC_VERSION]) +AC_CACHE_CHECK([for extra options to pass gcc when compiling via C], [fp_cv_gcc_extra_opts], +[fp_cv_gcc_extra_opts= + FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4], + [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fwrapv"], + []) ]) -GNUCPP=$ac_cv_gnu_cpp -RAWCPP="$GNUCPP -traditional" -AC_SUBST(GNUCPP) -AC_SUBST(RAWCPP) +AC_SUBST([GccExtraViaCOpts],$fp_cv_gcc_extra_opts) ]) + +# FP_SETUP_PROJECT_VERSION +# --------------------- +AC_DEFUN([FP_SETUP_PROJECT_VERSION], +[ +if test "$RELEASE" = "NO"; then + AC_MSG_CHECKING([for GHC version date]) + if test -f VERSION_DATE; then + PACKAGE_VERSION=${PACKAGE_VERSION}.`cat VERSION_DATE` + AC_MSG_RESULT(given $PACKAGE_VERSION) + elif test -d .git; then + changequote(, )dnl + ver_date=`git log -n 1 --date=short --pretty=format:%ci | cut -d ' ' -f 1 | tr -d -` + if echo $ver_date | grep '^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]$' 2>&1 >/dev/null; then true; else + changequote([, ])dnl + AC_MSG_ERROR([failed to detect version date: check that git is in your path]) + fi + PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date + AC_MSG_RESULT(inferred $PACKAGE_VERSION) + elif test -d _darcs; then + # TODO: Remove this branch after conversion to Git + changequote(, )dnl + ver_date=`darcs changes --quiet --no-summary --xml | head -500 | grep 'date=' | sed "s/^.*date='\([0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]\).*$/\1/g" | ${SortCmd} -n | tail -1` + if echo $ver_date | grep '^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]$' 2>&1 >/dev/null; then true; else + changequote([, ])dnl + AC_MSG_ERROR([failed to detect version date: check that darcs is in your path]) + fi + PACKAGE_VERSION=${PACKAGE_VERSION}.$ver_date + AC_MSG_RESULT(inferred $PACKAGE_VERSION) + elif test -f VERSION; then + PACKAGE_VERSION=`cat VERSION` + AC_MSG_RESULT(given $PACKAGE_VERSION) + else + AC_MSG_WARN([cannot determine snapshot version: no .git or _darcs directory and no VERSION file]) + fi +fi + +# Some renamings +AC_SUBST([ProjectName], [$PACKAGE_NAME]) +AC_SUBST([ProjectVersion], [$PACKAGE_VERSION]) + +# Split PACKAGE_VERSION into (possibly empty) parts +VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/` +VERSION_TMP=`echo $PACKAGE_VERSION | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/` +VERSION_MINOR=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\1'/` +ProjectPatchLevel=`echo $VERSION_TMP | sed 's/^\(@<:@^.@:>@*\)\(\.\{0,1\}\(.*\)\)$/\3'/` + +# Calculate project version as an integer, using 2 digits for minor version +case $VERSION_MINOR in + ?) ProjectVersionInt=${VERSION_MAJOR}0${VERSION_MINOR} ;; + ??) ProjectVersionInt=${VERSION_MAJOR}${VERSION_MINOR} ;; + *) AC_MSG_ERROR([bad minor version in $PACKAGE_VERSION]) ;; +esac +AC_SUBST([ProjectVersionInt]) + +# The project patchlevel is zero unless stated otherwise +test -z "$ProjectPatchLevel" && ProjectPatchLevel=0 + +# Remove dots from the patch level; this allows us to have versions like 6.4.1.20050508 +ProjectPatchLevel=`echo $ProjectPatchLevel | sed 's/\.//'` + +AC_SUBST([ProjectPatchLevel]) +])# FP_SETUP_PROJECT_VERSION + + +# Check for a working timer_create(). We need a pretty detailed check +# here, because there exist partially-working implementations of +# timer_create() in certain versions of Linux (see bug #1933). # -# Small feature test for perl version. Assumes PerlCmd -# contains path to perl binary -# -AC_DEFUN(AC_CHECK_PERL_VERSION, -[$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 +AC_DEFUN([FP_CHECK_TIMER_CREATE], + [AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)], + [fptools_cv_timer_create_works], + [AC_TRY_RUN([ +#include +#ifdef HAVE_STDLIB_H +#include +#endif +#ifdef HAVE_TIME_H +#include +#endif +#ifdef HAVE_SIGNAL_H +#include +#endif +#ifdef HAVE_UNISTD_H +#include +#endif + +static volatile int tock = 0; +static void handler(int i) +{ + tock = 1; +} + +static void timeout(int i) +{ + // timer_settime() has been known to hang, so just in case + // we install a 1-second timeout (see #2257) + exit(99); +} + +int main(int argc, char *argv[]) +{ + + struct sigevent ev; + timer_t timer; + struct itimerspec it; + struct sigaction action; + int m,n,count = 0; + + ev.sigev_notify = SIGEV_SIGNAL; + ev.sigev_signo = SIGVTALRM; + + action.sa_handler = handler; + action.sa_flags = 0; + sigemptyset(&action.sa_mask); + if (sigaction(SIGVTALRM, &action, NULL) == -1) { + fprintf(stderr,"SIGVTALRM problem\n"); + exit(3); + } + + action.sa_handler = timeout; + action.sa_flags = 0; + sigemptyset(&action.sa_mask); + if (sigaction(SIGALRM, &action, NULL) == -1) { + fprintf(stderr,"SIGALRM problem\n"); + exit(3); + } + alarm(1); + + if (timer_create(CLOCK_PROCESS_CPUTIME_ID, &ev, &timer) != 0) { + fprintf(stderr,"No CLOCK_PROCESS_CPUTIME_ID timer\n"); + exit(1); + } + + it.it_value.tv_sec = 0; + it.it_value.tv_nsec = 1; + it.it_interval = it.it_value; + if (timer_settime(timer, 0, &it, NULL) != 0) { + fprintf(stderr,"settime problem\n"); + exit(4); + } + + tock = 0; + + for(n = 3; n < 20000; n++){ + for(m = 2; m <= n/2; m++){ + if (!(n%m)) count++; + if (tock) goto out; + } + } +out: + + if (!tock) { + fprintf(stderr,"no CLOCK_PROCESS_CPUTIME_ID signal\n"); + exit(5); + } + + timer_delete(timer); + + if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) { + fprintf(stderr,"No CLOCK_REALTIME timer\n"); + exit(2); + } + + it.it_value.tv_sec = 0; + it.it_value.tv_nsec = 1000000; + it.it_interval = it.it_value; + if (timer_settime(timer, 0, &it, NULL) != 0) { + fprintf(stderr,"settime problem\n"); + exit(4); + } + + tock = 0; + + usleep(3000); + + if (!tock) { + fprintf(stderr,"no CLOCK_REALTIME signal\n"); + exit(5); + } + + timer_delete(timer); + + exit(0); +} + ], + [fptools_cv_timer_create_works=yes], + [fptools_cv_timer_create_works=no]) + ]) +case $fptools_cv_timer_create_works in + yes) AC_DEFINE([USE_TIMER_CREATE], 1, + [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);; +esac +]) + +# FP_ICONV +# ------------- +AC_DEFUN([FP_ICONV], +[ + dnl-------------------------------------------------------------------- + dnl * Deal with arguments telling us iconv is somewhere odd + dnl-------------------------------------------------------------------- + + dnl Note: ICONV_LIB_DIRS and ICONV_INCLUDE_DIRS are not predefined + dnl to the empty string to allow them to be overridden from the + dnl environment. + + AC_ARG_WITH([iconv-includes], + [AC_HELP_STRING([--with-iconv-includes], + [directory containing iconv.h])], + [ICONV_INCLUDE_DIRS=$withval]) + + AC_ARG_WITH([iconv-libraries], + [AC_HELP_STRING([--with-iconv-libraries], + [directory containing iconv library])], + [ICONV_LIB_DIRS=$withval]) + + AC_SUBST(ICONV_INCLUDE_DIRS) + AC_SUBST(ICONV_LIB_DIRS) +])# FP_ICONV + +# FP_GMP +# ------------- +AC_DEFUN([FP_GMP], +[ + dnl-------------------------------------------------------------------- + dnl * Deal with arguments telling us gmp is somewhere odd + dnl-------------------------------------------------------------------- + + AC_ARG_WITH([gmp-includes], + [AC_HELP_STRING([--with-gmp-includes], + [directory containing gmp.h])], + [GMP_INCLUDE_DIRS=$withval]) + + AC_ARG_WITH([gmp-libraries], + [AC_HELP_STRING([--with-gmp-libraries], + [directory containing gmp library])], + [GMP_LIB_DIRS=$withval]) + + AC_SUBST(GMP_INCLUDE_DIRS) + AC_SUBST(GMP_LIB_DIRS) +])# FP_GMP + +# FP_CHECK_MACOSX_DEPLOYMENT_TARGET +# --------------------------------- +AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET], +[ +if test "x$TargetOS_CPP-$TargetVendor_CPP" = "xdarwin-apple"; then + AC_MSG_CHECKING([Mac OS X deployment target]) + case $FP_MACOSX_DEPLOYMENT_TARGET in + none) ;; + 10.4) MACOSX_DEPLOYMENT_VERSION=10.4 + MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk + ;; + 10.4u) MACOSX_DEPLOYMENT_VERSION=10.4 + MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX10.4u.sdk + ;; + *) MACOSX_DEPLOYMENT_VERSION=$FP_MACOSX_DEPLOYMENT_TARGET + MACOSX_DEPLOYMENT_SDK=/Developer/SDKs/MacOSX${FP_MACOSX_DEPLOYMENT_TARGET}.sdk + ;; + esac + if test "x$FP_MACOSX_DEPLOYMENT_TARGET" = "xnone"; then + AC_MSG_RESULT(none) + else + if test ! -d $MACOSX_DEPLOYMENT_SDK; then + AC_MSG_ERROR([Unknown deployment target $FP_MACOSX_DEPLOYMENT_TARGET]) + fi + AC_MSG_RESULT([${MACOSX_DEPLOYMENT_VERSION} (${MACOSX_DEPLOYMENT_SDK})]) + fi +fi +]) + +# -------------------------------------------------------------- +# Calculate absolute path to build tree +# -------------------------------------------------------------- + +AC_DEFUN([FP_INTREE_GHC_PWD],[ +AC_MSG_NOTICE(Building in-tree ghc-pwd) + dnl This would be + dnl make -C utils/ghc-pwd clean && make -C utils/ghc-pwd + dnl except we don't want to have to know what make is called. Sigh. + rm -rf utils/ghc-pwd/dist-boot + mkdir utils/ghc-pwd/dist-boot + if ! "$WithGhc" -v0 -no-user-package-conf -hidir utils/ghc-pwd/dist-boot -odir utils/ghc-pwd/dist-boot -stubdir utils/ghc-pwd/dist-boot --make utils/ghc-pwd/Main.hs -o utils/ghc-pwd/dist-boot/ghc-pwd + then + AC_MSG_ERROR([Building ghc-pwd failed]) + fi + + GHC_PWD=utils/ghc-pwd/dist-boot/ghc-pwd +]) + +AC_DEFUN([FP_BINDIST_GHC_PWD],[ + GHC_PWD=utils/ghc-pwd/dist/build/tmp/ghc-pwd +]) + +AC_DEFUN([FP_FIND_ROOT],[ +AC_MSG_CHECKING(for path to top of build tree) + hardtop=`$GHC_PWD` + + dnl Remove common automounter nonsense + hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'` + + if ! test -d "$hardtop"; then + AC_MSG_ERROR([cannot determine current directory]) + fi + + dnl We don't support building in directories with spaces. + case "$hardtop" in + *' '*) + AC_MSG_ERROR([ + The build system does not support building in a directory + containing space characters. + Suggestion: move the build tree somewhere else.]) + ;; + esac + + AC_SUBST(hardtop) + + AC_MSG_RESULT($hardtop) +]) + +# GHC_CONVERT_CPU(cpu, target_var) +# -------------------------------- +# converts cpu from gnu to ghc naming, and assigns the result to $target_var +AC_DEFUN([GHC_CONVERT_CPU],[ +case "$1" in + alpha*) + $2="alpha" + ;; + arm*) + $2="arm" + ;; + hppa1.1*) + $2="hppa1_1" + ;; + hppa*) + $2="hppa" + ;; + i386|i486|i586|i686) + $2="i386" + ;; + ia64) + $2="ia64" + ;; + m68k*) + $2="m68k" + ;; + mipseb*) + $2="mipseb" + ;; + mipsel*) + $2="mipsel" + ;; + mips*) + $2="mips" + ;; + powerpc64*) + $2="powerpc64" + ;; + powerpc*) + $2="powerpc" + ;; + rs6000) + $2="rs6000" + ;; + s390*) + $2="s390" + ;; + sparc64*) + $2="sparc64" + ;; + sparc*) + $2="sparc" + ;; + vax) + $2="vax" + ;; + x86_64) + $2="x86_64" + ;; + *) + echo "Unknown CPU $1" + exit 1 + ;; + esac +]) + +# GHC_CONVERT_VENDOR(vendor, target_var) +# -------------------------------- +# converts vendor from gnu to ghc naming, and assigns the result to $target_var +AC_DEFUN([GHC_CONVERT_VENDOR],[ + case "$1" in + pc|gentoo) # like i686-pc-linux-gnu and i686-gentoo-freebsd8 + $2="unknown" + ;; + *) + #pass thru by default + $2="$1" + ;; + esac +]) + +# GHC_CONVERT_OS(os, target_var) +# -------------------------------- +# converts os from gnu to ghc naming, and assigns the result to $target_var +AC_DEFUN([GHC_CONVERT_OS],[ +case "$1" in + linux-*|linux) + $2="linux" + ;; + # As far as I'm aware, none of these have relevant variants + freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku) + $2="$1" + ;; + freebsd8) # like i686-gentoo-freebsd8 + $2="freebsd" + ;; + *) + echo "Unknown OS $1" + exit 1 + ;; + esac +]) + +# BOOTSTRAPPING_GHC_INFO_FIELD +# -------------------------------- +# If the bootstrapping compiler is >= 7.1, then set the variable +# $1 to the value of the ghc --info field $2. Otherwise, set it to +# $3. +AC_DEFUN([BOOTSTRAPPING_GHC_INFO_FIELD],[ +if test $GhcCanonVersion -ge 701 +then + $1=`"$WithGhc" --info | grep "^ ,(\"$2\"," | sed -e 's/.*","//' -e 's/")$//'` else - if grep "version 5" 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?" - fi + $1=$3 fi -rm -fr conftest* +AC_SUBST($1) +]) + +# LIBRARY_VERSION(lib) +# -------------------------------- +# Gets the version number of a library. +# If $1 is ghc-prim, then we define LIBRARY_ghc_prim_VERSION as 1.2.3 +AC_DEFUN([LIBRARY_VERSION],[ +LIBRARY_[]translit([$1], [-], [_])[]_VERSION=`grep -i "^version:" libraries/$1/$1.cabal | sed "s/.* //"` +AC_SUBST(LIBRARY_[]translit([$1], [-], [_])[]_VERSION) ]) + +# LocalWords: fi