X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=aclocal.m4;h=edf8dac930fa14bebba6f9a88aa679b84a48c4ae;hp=9ae64495b7ece6f88019a023ff7ee6c4c79e6505;hb=d0a684e232d82a32079cbe2cc04cffa0ebf4b4f3;hpb=a977810779813388908daa6dbe57d9d1a05baaa3 diff --git a/aclocal.m4 b/aclocal.m4 index 9ae6449..62c5de7 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1,61 +1,89 @@ -dnl $Id: aclocal.m4,v 1.43 1999/07/14 13:26:48 simonmar Exp $ -dnl -dnl Extra autoconf macros for the Glasgow fptools -dnl -dnl To be a good autoconf citizen, names of local macros have -dnl prefixed with FPTOOLS_ to ensure we don't clash -dnl with any pre-supplied autoconf ones. - -dnl -dnl Is timezone around? (in a header file) -dnl -AC_DEFUN(FPTOOLS_HAVE_TIMEZONE, -[AC_CACHE_CHECK([timezone], fptools_cv_have_timezone, -[AC_TRY_COMPILE([#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif -], [return timezone;], -fptools_cv_have_timezone=yes, fptools_cv_have_timezone=no)]) -if test "$fptools_cv_have_timezone" = yes; then - AC_DEFINE(HAVE_TIMEZONE) +# Extra autoconf macros for the Glasgow fptools +# +# To be a good autoconf citizen, names of local macros have prefixed with FP_ to +# ensure we don't clash with any pre-supplied autoconf ones. + + +# FP_EVAL_STDERR(COMMAND) +# ----------------------- +# Eval COMMAND, save its stderr (without lines resulting from shell tracing) +# into the file conftest.err and the exit status in the variable fp_status. +AC_DEFUN([FP_EVAL_STDERR], +[{ (eval $1) 2>conftest.er1 + fp_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + (exit $fp_status); }[]dnl +])# FP_EVAL_STDERR + + +# FP_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED]) +# --------------------------------------------------------------------- +# Check to see whether the compiler for the current language supports a +# particular option. +# +# Implementation note: When given an unkown option, GCC issues an warning on +# stderr only, but returns an exit value of 0 nevertheless. Consequently we have +# to check stderr *and* the exit value. +# +# Used by ghc. +AC_DEFUN([FP_CHECK_FLAG], +[AC_LANG_COMPILER_REQUIRE()dnl +AC_LANG_CASE([C], [fp_compiler="$CC" m4_pushdef([fp_Flags], [CFLAGS])], + [C++], [fp_compiler="$CXX" m4_pushdef([fp_Flags], [CXXFLAGS])], + [Fortran 77], [fp_compiler="$F77" m4_pushdef([fp_Flags], [FFLAGS])]) +m4_pushdef([fp_Cache], [fp_cv_[]fp_Flags[]AS_TR_SH([$1])])[]dnl +AC_CACHE_CHECK([whether $fp_compiler accepts $1], [fp_Cache], +[AC_LANG_CONFTEST([AC_LANG_PROGRAM()]) +fp_save_flags="$fp_Flags" +fp_Flags="$fp_Flags $1" +fp_Cache=no +if FP_EVAL_STDERR([$ac_compile conftest.$ac_ext]) >/dev/null; then + test -s conftest.err || fp_Cache=yes fi -]) - -dnl -dnl Has timezone the type time_t or long (HP-UX 10.20 apparently -dnl has `long'..) -dnl -AC_DEFUN(FPTOOLS_TYPE_TIMEZONE, -[AC_CACHE_CHECK([type of timezone], fptools_cv_type_timezone, -[AC_TRY_COMPILE([#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif - -extern time_t timezone; -], -[int i;], fptools_cv_type_timezone=time_t, fptools_cv_type_timezone=long)]) -AC_DEFINE_UNQUOTED(TYPE_TIMEZONE, $fptools_cv_type_timezone) -]) - -dnl *** Is altzone available? *** -dnl -AC_DEFUN(FPTOOLS_ALTZONE, -[AC_CACHE_CHECK([altzone], fptools_cv_altzone, -[AC_TRY_LINK([#if TIME_WITH_SYS_TIME +fp_Flags="$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, [$fp_cv_context_diff]) +])# FP_PROG_CONTEXT_DIFF + + +# FP_DECL_ALTZONE +# --------------- +# Defines HAVE_DECL_ALTZONE to 1 if declared, 0 otherwise. +# +# Used by base package. +AC_DEFUN([FP_DECL_ALTZONE], +[AC_REQUIRE([AC_HEADER_TIME])dnl +AC_CHECK_HEADERS([sys/time.h]) +AC_CHECK_DECLS([altzone], [], [],[#if TIME_WITH_SYS_TIME # include # include #else @@ -64,54 +92,83 @@ AC_DEFUN(FPTOOLS_ALTZONE, # else # include # endif -#endif -], [return altzone;], -fptools_cv_altzone=yes, fptools_cv_altzone=no)]) -if test "$fptools_cv_altzone" = yes; then - AC_DEFINE(HAVE_ALTZONE) -fi -]) - - -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 -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 -<< +#endif]) +])# FP_DECL_ALTZONE + + +# FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS) +# -------------------------------------------------------- +# Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for +# compilation. Execute IF-FAILS when unable to determine the value. Works for +# cross-compilation, too. +# +# Implementation note: We are lazy and use an internal autoconf macro, but it +# is supported in autoconf versions 2.50 up to the actual 2.57, so there is +# little risk. +AC_DEFUN([FP_COMPUTE_INT], +[_AC_COMPUTE_INT([$1], [$2], [$3], [$4])[]dnl +])# FP_COMPUTE_INT + + +# FP_CHECK_ALIGNMENT(TYPE, [IGNORED], [INCLUDES = DEFAULT-INCLUDES]) +# ------------------------------------------------------------------ +# A variation of AC_CHECK_SIZEOF for computing the alignment restrictions of a +# given type. Defines ALIGNMENT_TYPE. +AC_DEFUN([FP_CHECK_ALIGNMENT], +[AS_LITERAL_IF([$1], [], + [AC_FATAL([$0: requires literal arguments])])[]dnl +AC_CHECK_TYPE([$1], [], [], [$3])[]dnl +m4_pushdef([fp_Cache], [AS_TR_SH([fp_cv_alignment_$1])])[]dnl +AC_CACHE_CHECK([alignment of $1], [fp_Cache], +[if test "$AS_TR_SH([ac_cv_type_$1])" = yes; then + FP_COMPUTE_INT([(long) (&((struct { char c; $1 ty; } *)0)->ty)], + [fp_Cache], + [AC_INCLUDES_DEFAULT([$3])], + [AC_MSG_ERROR([cannot compute alignment ($1) +See `config.log' for more details.], [77])]) +else + fp_Cache=0 +fi])[]dnl +AC_DEFINE_UNQUOTED(AS_TR_CPP(alignment_$1), $fp_Cache, [The alignment of a `$1'.])[]dnl +m4_popdef([fp_Cache])[]dnl +])# FP_CHECK_ALIGNMENT + + +# FP_LEADING_UNDERSCORE +# --------------------- +# Test for determining whether symbol names have a leading underscore. We assume +# that they _haven't_ if anything goes wrong. Sets the output variable +# LeadingUnderscore to YES or NO and defines LEADING_UNDERSCORE correspondingly. +# +# Some nlist implementations seem to try to be compatible by ignoring a leading +# underscore sometimes (eg. FreeBSD). We therefore have to work around this by +# checking for *no* leading underscore first. Sigh. --SDM +# +# Similarly on OpenBSD, but this test doesn't help. -- dons +AC_DEFUN([FP_LEADING_UNDERSCORE], +[AC_CHECK_LIB([elf], [nlist], [LIBS="-lelf $LIBS"]) +AC_CACHE_CHECK([leading underscore in symbol names], [fptools_cv_leading_underscore], [ +# Hack!: nlist() under Digital UNIX insist on there being an _, +# but symbol table listings shows none. What is going on here?!? +# +# Another hack: cygwin doesn't come with nlist.h , so we hardwire +# the underscoredness of that "platform" case $HostPlatform in -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 +*openbsd*) # x86 openbsd is ELF from 3.4 >, meaning no leading uscore + case $build in + i386-*2\.@<:@0-9@:>@ | i386-*3\.@<:@0-3@:>@ ) fptools_cv_leading_underscore=yes ;; + *) fptools_cv_leading_underscore=no ;; + esac ;; +alpha-dec-osf*) fptools_cv_leading_underscore=no;; +*cygwin32) fptools_cv_leading_underscore=yes;; +*mingw32) fptools_cv_leading_underscore=yes;; +*) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H #include -changequote(<<, >>)dnl -<< struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}}; struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}}; #endif -main(argc, argv) +int main(argc, argv) int argc; char **argv; { @@ -119,149 +176,323 @@ 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 + + set dummy $fp_version1; shift + fp_num1="" + test $[@%:@] = 0 || { fp_num1="[$]1"; shift; } + test x"$fp_num1" = x && fp_num1="0" + fp_version1="[$]*" + + set dummy $fp_version2; shift + fp_num2="" + test $[@%:@] = 0 || { fp_num2="[$]1"; shift; } + test x"$fp_num2" = x && fp_num2="0" + fp_version2="[$]*" + + test "$fp_num1" = "$fp_num2" || break; +done +IFS=$fp_save_IFS +AS_IF([test "$fp_num1" $2 "$fp_num2"], [$4], [$5])[]dnl +])# FP_COMPARE_VERSIONS + + +dnl +dnl Check for GreenCard and version. +dnl +AC_DEFUN([FPTOOLS_GREENCARD], +[ +AC_PATH_PROG(GreenCardCmd,greencard) +AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version, +changequote(, )dnl +[if test x"$GreenCardCmd" != x; then + fptools_cv_greencard_version="`$GreenCardCmd --version | + grep 'version' | sed -e 's/greencard. version \([^ ]*\).*/\1/g'`" +else + fptools_cv_greencard_version="" +fi +changequote([, ])dnl +]) +FP_COMPARE_VERSIONS([$fptools_cv_greencard_version],[-lt],[$1], + [AC_MSG_ERROR([greencard version $1 or later is required (found '$fptools_cv_greencard_version')])])[]dnl +GreenCardVersion=$fptools_cv_greencard_version +AC_SUBST(GreenCardVersion) ]) dnl -dnl Check for Happy and version. +dnl Check for Happy and version. If we're building GHC, then we need +dnl at least Happy version 1.14. If there's no installed Happy, we look +dnl for a happy source tree and point the build system at that instead. dnl -AC_DEFUN(FPTOOLS_HAPPY, -[AC_PATH_PROG(HappyCmd,happy,,$PATH ${hardtop}/happy/src) +AC_DEFUN([FPTOOLS_HAPPY], +[AC_PATH_PROG(HappyCmd,happy,) AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version, +changequote(, )dnl [if test x"$HappyCmd" != x; then fptools_cv_happy_version="`$HappyCmd -v | -changequote(, )dnl grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ; -changequote([, ])dnl else fptools_cv_happy_version=""; fi; -if expr "$fptools_cv_happy_version" "<" 1.4 > /dev/null 2>&1; then - echo - echo "Happy version 1.4 or later is required to compile GHC." - exit 1; -fi; +changequote([, ])dnl ]) -HappyVersion=$ac_cv_happy_version; +FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15], + [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl +HappyVersion=$fptools_cv_happy_version; AC_SUBST(HappyVersion) ]) dnl -dnl What's the best way of doing context diffs? +dnl Check for Haddock and version. If there's no installed Haddock, we look +dnl for a haddock source tree and point the build system at that instead. dnl -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=$fptools_cv_context_diffs -AC_SUBST(ContextDiffCmd) +AC_DEFUN([FPTOOLS_HADDOCK], +[AC_PATH_PROG(HaddockCmd,haddock,) +dnl Darn, I forgot to make Haddock print out its version number when +dnl invoked with -v. We could try generating some HTML and grepping +dnl through that to find the version number, but I think we'll make +dnl do without it for now. ]) dnl -dnl Finding the Right Yacc +dnl Check for Alex and version. If we're building GHC, then we need +dnl at least Alex version 2.0. If there's no installed Alex, we look +dnl for a alex source tree and point the build system at that instead. dnl -AC_DEFUN(FPTOOLS_PROG_YACCY, -[AC_PROG_YACC -if test "$YACC" = "yacc"; then - AC_CACHE_CHECK([if it is an OK yacc], ac_cv_prog_yacc, - [AC_CHECK_PROG(WhatCmd, what, what, :) - $WhatCmd $YACC > conftest.out - if egrep 'y1\.c 1\..*SMI' conftest.out >/dev/null 2>&1; then - echo "I don't trust your $YaccCmd; it looks like an old Sun yacc" - if test -f /usr/lang/yacc; then - echo "I'm going to use /usr/lang/yacc instead" - ac_cv_prog_yacc=/usr/lang/yacc - else - echo "I'm assuming the worst...no parser generator at all" - ac_cv_prog_yacc=: - fi - elif egrep 'y1\.c.*Revision: 4\.2\.6\.3.*DEC' conftest.out >/dev/null 2>&1; then - echo "I don't trust your $YaccCmd; it looks like a lame DEC yacc" - echo "I'm assuming the worst...no parser generator at all" - ac_cv_prog_yacc=: - else - ac_cv_prog_yacc=$YACC - fi - rm -fr conftest* -]) +AC_DEFUN([FPTOOLS_ALEX], +[ +AC_PATH_PROG(AlexCmd,alex,) +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 - ac_cv_prog_yacc=$YACC -fi -YaccCmd=$ac_cv_prog_yacc -AC_SUBST(YaccCmd) + fptools_cv_alex_version=""; +fi; +changequote([, ])dnl +]) +FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0], + [AC_MSG_ERROR([Alex version 2.0 or later is required to compile GHC.])])[]dnl +AlexVersion=$fptools_cv_alex_version; +AC_SUBST(AlexVersion) ]) -dnl *** Checking for ar and its arguments + whether we need ranlib. -dnl -dnl ArCmd and RANLIB are AC_SUBST'ed -dnl -AC_DEFUN(FPTOOLS_PROG_AR_AND_RANLIB, -[AC_PATH_PROG(ArCmd,ar) -if test -z "$ArCmd"; then - echo "You don't seem to have ar in your PATH...I have no idea how to make a library" - exit 1; + +# FP_PROG_LD +# ---------- +# Sets the output variable LdCmd to the (non-Cygwin version of the) full path +# of ld. Exits if no ld can be found +AC_DEFUN([FP_PROG_LD], +[AC_PATH_PROG([fp_prog_ld_raw], [ld]) +if test -z "$fp_prog_ld_raw"; then + AC_MSG_ERROR([cannot find ld in your PATH, no idea how to link]) fi -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' +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([$fp_prog_ld_version],[-lt],[214], + [AC_MSG_ERROR([GNU ld version later than 2.14 required to compile GHC on Windows.])])[]dnl + ;; +esac +AC_SUBST([LdCmd]) +])# FP_PROG_LD + + +# FP_PROG_LD_X +# ------------ +# Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the +# variable's value is empty. +AC_DEFUN([FP_PROG_LD_X], +[AC_REQUIRE([FP_PROG_LD]) +AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x], +[echo 'foo() {}' > conftest.c +${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 - echo "I can't figure out how to use your $ArCmd" - exit 1 + fp_cv_ld_x=no fi -rm -rf conftest* -test -n "$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 $RANLIB" - AC_SUBST(RANLIB) +rm -rf conftest*]) +if test "$fp_cv_ld_x" = yes; then + LdXFlag=-x else - AC_PROG_RANLIB + LdXFlag= fi -]) +AC_SUBST([LdXFlag]) +])# FP_PROG_LD_X + + +# FP_PROG_LD_IS_GNU +# ----------------- +# Sets the output variable LdIsGNULd to YES or NO, depending on whether it is +# GNU ld or not. +AC_DEFUN([FP_PROG_LD_IS_GNU], +[AC_REQUIRE([FP_PROG_LD]) +AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld], +[if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then + fp_cv_gnu_ld=yes +else + fp_cv_gnu_ld=no +fi]) +AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`]) +])# FP_PROG_LD_IS_GNU + + +# FP_PROG_AR +# ---------- +# Sets fp_prog_ar_raw to the full path of ar and fp_prog_ar to a non-Cygwin +# version of it. Exits if no ar can be found +AC_DEFUN([FP_PROG_AR], +[AC_PATH_PROG([fp_prog_ar_raw], [ar]) +if test -z "$fp_prog_ar_raw"; then + AC_MSG_ERROR([cannot find ar in your PATH, no idea how to make a library]) +fi +fp_prog_ar=$fp_prog_ar_raw +case $HostPlatform in + *mingw32) if test x${OSTYPE} != xmsys; then + fp_prog_ar="`cygpath -w ${fp_prog_ar_raw} | sed -e 's@\\\\@/@g'`" + AC_MSG_NOTICE([normalized ar command to $fp_prog_ar]) + fi + ;; +esac +])# FP_PROG_AR + + +# FP_PROG_AR_IS_GNU +# ----------------- +# Sets fp_prog_ar_is_gnu to yes or no, depending on whether it is GNU ar or not. +AC_DEFUN([FP_PROG_AR_IS_GNU], +[AC_REQUIRE([FP_PROG_AR]) +AC_CACHE_CHECK([whether $fp_prog_ar_raw is GNU ar], [fp_cv_prog_ar_is_gnu], +[if $fp_prog_ar_raw --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then + fp_cv_prog_ar_is_gnu=yes +else + fp_cv_prog_ar_is_gnu=no +fi]) +fp_prog_ar_is_gnu=$fp_cv_prog_ar_is_gnu +])# FP_PROG_AR_IS_GNU + + +# FP_PROG_AR_ARGS +# --------------- +# Sets fp_prog_ar_args to the arguments for ar and the output variable ArCmd +# to a non-Cygwin invocation of ar including these arguments. +AC_DEFUN([FP_PROG_AR_ARGS], +[AC_REQUIRE([FP_PROG_AR_IS_GNU]) +AC_CACHE_CHECK([for ar arguments], [fp_cv_prog_ar_args], +[ +# GNU ar needs special treatment: it appears to have problems with +# object files with the same name if you use the 's' modifier, but +# simple 'ar q' works fine, and doesn't need a separate ranlib. +if test $fp_prog_ar_is_gnu = yes; then + fp_cv_prog_ar_args="q" +else + touch conftest.dummy + for fp_var in clqsZ clqs cqs clq cq ; do + rm -f conftest.a + if $fp_prog_ar_raw $fp_var conftest.a conftest.dummy > /dev/null 2> /dev/null; then + fp_cv_prog_ar_args=$fp_var + break + fi + done + rm -f conftest* + if test -z "$fp_cv_prog_ar_args"; then + AC_MSG_ERROR([cannot figure out how to use your $fp_prog_ar_raw]) + fi +fi]) +fp_prog_ar_args=$fp_cv_prog_ar_args +AC_SUBST([ArCmd], ["$fp_prog_ar $fp_prog_ar_args"]) + +])# FP_PROG_AR_ARGS + + +# FP_PROG_AR_NEEDS_RANLIB +# ----------------------- +# Sets the output variable RANLIB to "ranlib" if it is needed and found, +# to ":" otherwise. +AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB], +[AC_REQUIRE([FP_PROG_AR_IS_GNU]) +AC_REQUIRE([FP_PROG_AR_ARGS]) +AC_REQUIRE([AC_PROG_CC]) +AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib], +[if test $fp_prog_ar_is_gnu = yes; then + fp_cv_prog_ar_needs_ranlib=no +elif echo $TargetPlatform | grep "^.*-apple-darwin$" > /dev/null 2> /dev/null; then + # It's quite tedious to check for Apple's crazy timestamps in .a files, + # so we hardcode it. + fp_cv_prog_ar_needs_ranlib=yes +elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then + fp_cv_prog_ar_needs_ranlib=no +else + fp_cv_prog_ar_needs_ranlib=yes +fi]) +if test $fp_cv_prog_ar_needs_ranlib = yes; then + AC_PROG_RANLIB +else + RANLIB=":" + AC_SUBST([RANLIB]) +fi +])# FP_PROG_AR_NEEDS_RANLIB + + +# FP_PROG_AR_SUPPORTS_INPUT +# ------------------------- +# Sets the output variable ArSupportsInput to "-input" or "", depending on +# whether ar supports -input flag is supported or not. +AC_DEFUN([FP_PROG_AR_SUPPORTS_INPUT], +[AC_REQUIRE([FP_PROG_AR_IS_GNU]) +AC_REQUIRE([FP_PROG_AR_ARGS]) +AC_CACHE_CHECK([whether $fp_prog_ar_raw supports -input], [fp_cv_prog_ar_supports_input], +[fp_cv_prog_ar_supports_input=no +if test $fp_prog_ar_is_gnu = no; then + rm -f conftest* + touch conftest.lst + if FP_EVAL_STDERR([$fp_prog_ar_raw $fp_prog_ar_args conftest.a -input conftest.lst]) >/dev/null; then + test -s conftest.err || fp_cv_prog_ar_supports_input=yes + fi + rm -f conftest* +fi]) +if test $fp_cv_prog_ar_supports_input = yes; then + ArSupportsInput="-input" +else + ArSupportsInput="" +fi +AC_SUBST([ArSupportsInput]) +])# FP_PROG_AR_SUPPORTS_INPUT + dnl dnl AC_SHEBANG_PERL - can we she-bang perl? dnl -AC_DEFUN(FPTOOLS_SHEBANG_PERL, +AC_DEFUN([FPTOOLS_SHEBANG_PERL], [AC_CACHE_CHECK([if your perl works in shell scripts], fptools_cv_shebang_perl, [echo "#!$PerlCmd"' exit $1; @@ -276,323 +507,466 @@ fi rm -f conftest ])]) -dnl -dnl Extra testing of the result AC_PROG_CC, testing the gcc version no. -dnl *Must* be called after AC_PROG_CC -dnl -AC_DEFUN(FPTOOLS_HAVE_GCC, -[AC_CACHE_CHECK([whether you have an ok gcc], fptools_cv_have_gcc, -[if test -z "$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 "$GCC"; then + fp_have_gcc=NO else -changequote(, )dnl - cmd_string="`$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 $cmd_string 2>/dev/null` != "1"; then - echo '' - echo "I'm not sure if your version of gcc will work," - echo "but it's worth a shot, eh?" - fi - fptools_cv_have_gcc='yes' + fp_have_gcc=YES fi +if test "$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 + +AC_DEFUN([FP_MINGW_GCC], +[ + case $HostOS_CPP in + mingw*) AC_MSG_CHECKING([whether $CC is a mingw gcc]) + if $CC -v 2>&1 | grep mingw >/dev/null; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + AC_MSG_ERROR([Please use --with-gcc to specify a mingw gcc]) + fi;; + *) ;; + esac ]) dnl Small feature test for perl version. Assumes PerlCmd dnl contains path to perl binary dnl -AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION, +AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION], [$PerlCmd -v >conftest.out 2>&1 -if grep "version 4" conftest.out >/dev/null 2>&1; then - if grep "Patch level: 35" conftest.out >/dev/null 2>&1; then - echo " -************************************************************************ -Uh-oh...looks like you have Perl 4.035. - -Perl version 4.035 has a bug to do with recursion that will bite if -you run the lit2texi script, when making Info files from -literate files of various sorts. Either use perl5, the last version of perl4 -(4.036), or an older version (e.g., perl 4.019). Failing that, don't create -any Info files :-) -************************************************************************ -" - fi -else - if grep "version 5" conftest.out >/dev/null 2>&1; then + if grep "v5.6" conftest.out >/dev/null 2>&1; then : else - echo "I'm not sure if your version of perl will work," - echo "but it's worth a shot, eh?" + if grep "v5.8" conftest.out >/dev/null 2>&1; then + : + else + if grep "version 6" conftest.out >/dev/null 2>&1; then + : + else + AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.]) + fi + fi fi -fi rm -fr conftest* ]) -dnl ** figure out the alignment restriction of a type -dnl (required SIZEOF test but AC_CHECK_SIZEOF doesn't call PROVIDE -dnl so we can't call REQUIRE) - -dnl FPTOOLS_CHECK_ALIGNMENT(TYPE) -AC_DEFUN(FPTOOLS_CHECK_ALIGNMENT, -[changequote(<<, >>)dnl -dnl The name to #define. -define(<>, translit(alignment_$1, [a-z *], [A-Z_P]))dnl -dnl The cache variable name. -define(<>, translit(ac_cv_alignment_$1, [ *], [_p]))dnl -dnl The name of the corresponding size. -define(<>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl -changequote([, ])dnl -AC_MSG_CHECKING(alignment of $1) -AC_CACHE_VAL(AC_CV_NAME, -[AC_TRY_RUN([ -#include -#if HAVE_STDDEF_H -#include -#endif -#ifndef offsetof -#define offsetof(ty,field) ((size_t)((char *)&((ty *)0)->field - (char *)(ty *)0)) -#endif -int -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", offsetof(struct { char c; $1 ty;},ty)); - exit(0); -}], -AC_CV_NAME=`cat conftestval`, -AC_CV_NAME=$AC_CV_SIZEOF_NAME, -AC_CV_NAME=$AC_CV_SIZEOF_NAME)]) -AC_MSG_RESULT($AC_CV_NAME) -AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) -AC_PROVIDE($AC_TYPE_NAME) -undefine([AC_TYPE_NAME])dnl -undefine([AC_CV_NAME])dnl -undefine([AC_CV_SIZEOF_NAME])dnl -]) -dnl ** figure out whether C compiler supports 'long long's -dnl (Closely based on Andreas Zeller's macro for testing -dnl for this under C++) -dnl -dnl If the C compiler supports `long long' types, -dnl define `HAVE_LONG_LONG'. -dnl -AC_DEFUN(FPTOOLS_C_LONG_LONG, -[ -AC_REQUIRE([AC_PROG_CC]) -AC_MSG_CHECKING(whether ${CC} supports long long types) -AC_CACHE_VAL(fptools_cv_have_long_long, -[ -AC_LANG_SAVE -AC_LANG_C -AC_TRY_COMPILE(,[long long a;], -fptools_cv_have_long_long=yes, -fptools_cv_have_long_long=no) -AC_LANG_RESTORE -]) -AC_MSG_RESULT($fptools_cv_have_long_long) -if test "$fptools_cv_have_long_long" = yes; then -AC_DEFINE(HAVE_LONG_LONG) -fi -]) - -dnl *** Can we open files in binary mode? *** -dnl -AC_DEFUN(FPTOOLS_O_BINARY, -[ -AC_REQUIRE([AC_PROG_CC]) -AC_MSG_CHECKING(whether we can open files in binary mode) -AC_CACHE_VAL(fptools_cv_have_o_binary, -[ -AC_LANG_SAVE -AC_LANG_C -AC_TRY_COMPILE(, -[#ifdef HAVE_FCNTL_H -#include -#endif -int x = O_BINARY;], -fptools_cv_have_o_binary=yes, -fptools_cv_have_o_binary=no) -AC_LANG_RESTORE -]) -AC_MSG_RESULT($fptools_cv_have_o_binary) -if test "$fptools_cv_have_o_binary" = yes; then -AC_DEFINE(HAVE_O_BINARY) +# FP_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, +# [VALUE-IF-NOT-FOUND], [PATH], [REJECT]) +# ----------------------------------------------------- +# HACK: A small wrapper around AC_CHECK_PROG, setting VARIABLE to the full path +# of PROG-TO-CHECK-FOR when found. +AC_DEFUN([FP_CHECK_PROG], +[AC_CHECK_PROG([$1], [$2], [$as_dir/$ac_word$ac_exec_ext], [$3], [$4], [$5])][]dnl +)# FP_CHECK_PROC + + +# FP_PROG_FIND +# ------------ +# Find a non-WinDoze version of the "find" utility. +AC_DEFUN([FP_PROG_FIND], +[AC_PATH_PROG([fp_prog_find], [find]) +echo foo > conftest.txt +$fp_prog_find conftest.txt -print > conftest.out 2>&1 +if grep '^conftest.txt$' conftest.out > /dev/null 2>&1 ; then + # OK, looks like a real "find". + FindCmd="$fp_prog_find" +else + # Found a poor WinDoze version of "find", ignore it. + AC_MSG_WARN([$fp_prog_find looks like a non-*nix find, ignoring it]) + FP_CHECK_PROG([FindCmd], [find], [], [], [$fp_prog_find]) fi -]) - -dnl *** Which one comes first, .text or .data? *** -dnl -AC_DEFUN(FPTOOLS_CODE_BEFORE_DATA, -[AC_CACHE_CHECK([if code section appears before data], fptools_cv_code_bef_data, -[AC_TRY_RUN([ -int f() { return 1; } -int i; -int main() { return ((char*)&f > (char*)&i); } - -], -fptools_cv_code_bef_data=yes, fptools_cv_code_bef_data=no,false)]) -if test "$fptools_cv_code_bef_data" = yes; then - AC_DEFINE(CODE_BEFORE_DATA) +rm -f conftest.txt conftest.out +AC_SUBST([FindCmd])[]dnl +])# FP_PROG_FIND + + +# FP_PROG_SORT +# ------------ +# Find a Unix-like sort +AC_DEFUN([FP_PROG_SORT], +[AC_PATH_PROG([fp_prog_sort], [sort]) +echo conwip > conftest.txt +$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 -]) - -dnl *** Helper function ** -dnl -AC_DEFUN(FPTOOLS_IN_SCOPE,AC_TRY_LINK([extern char* $1;],[return (int)&$2], $3=yes, $3=no)) +rm -f conftest.txt conftest.out +AC_SUBST([SortCmd])[]dnl +])# FP_PROG_SORT -dnl *** What's the end-of-text-section marker called? *** dnl -AC_DEFUN(FPTOOLS_END_TEXT_SECTION, -[AC_MSG_CHECKING([for end of text section marker]) -not_done=1 -for i in data_start _data_start etext _etext __etext; do - FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_text) - if test "$fptools_end_of_text" = yes; then - AC_CACHE_VAL([fptools_cv_end_of_text_decl], AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER_DECL, $i)) - AC_CACHE_VAL([fptools_cv_end_of_text], AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER, $i)) - not_done=0 - break - fi -done -if test "$not_done" = 1; then -FPTOOLS_IN_SCOPE(etext asm("etext"),etext,fptools_end_of_text); -if test "$fptools_end_of_text" = yes; then - AC_CACHE_VAL([fptools_cv_end_of_text], AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER, etext)) - AC_CACHE_VAL([fptools_cv_end_of_text_decl], AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER_DECL, etext asm("etext"))) -else - AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER_DECL, dunno_what_it_is) - AC_DEFINE_UNQUOTED(TEXT_SECTION_END_MARKER, dunno_what_it_is) -fi -fi -AC_MSG_RESULT([$]fptools_cv_end_of_text) +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]) + $3 + AC_MSG_RESULT([$][$2]) ]) -dnl *** What's the end-of-data-section marker called? *** dnl -AC_DEFUN(FPTOOLS_END_DATA_SECTION, -[AC_MSG_CHECKING([for end of data section marker]) -not_done=1 -for i in end _end __end; do - FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_data) - if test "$fptools_end_of_data" = yes; then - AC_CACHE_VAL([fptools_cv_end_of_data_decl], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER_DECL, $i)]) - AC_CACHE_VAL([fptools_cv_end_of_data], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER, $i)]) - not_done=0 - break +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 "[$]fptools_version_of_ghc" = "" + then + fptools_version_of_ghc='unknown' fi -done -if test "$not_done" = 1; then -FPTOOLS_IN_SCOPE(end asm("end"),end,fptools_end_of_data); -if test "$fptools_end_of_data" = yes; then - AC_CACHE_VAL([fptools_cv_end_of_data_decl], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER_DECL, end asm("end"))]) - AC_CACHE_VAL([fptools_cv_end_of_data], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER, end)]) +fptools_version_of_ghc[_major]=`echo [$]fptools_version_of_ghc | sed -e 's/^\([[0-9]]\).*/\1/'` +fptools_version_of_ghc[_minor]=`echo [$]fptools_version_of_ghc | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'` +fptools_version_of_ghc[_pl]=`echo [$]fptools_version_of_ghc | sed -n -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/p'` +# +if test "[$]fptools_version_of_ghc[_pl]" = "" +then + fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor]" + fptools_version_of_ghc[_pl]="0" else - AC_CACHE_VAL([fptools_cv_end_of_data_decl], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER_DECL, dunno_what_it_is)]) - AC_CACHE_VAL([fptools_cv_end_of_data], [AC_DEFINE_UNQUOTED(DATA_SECTION_END_MARKER, dunno_what_it_is)]) + fptools_version_of_ghc[_all]="[$]fptools_version_of_ghc[_major].[$]fptools_version_of_ghc[_minor].[$]fptools_version_of_ghc[_pl]" fi -fi -AC_MSG_RESULT([$]fptools_cv_end_of_data) +# +ifelse($#, [1], [dnl +[$1]="[$]fptools_version_of_ghc[_all]" +], $#, [2], [dnl +[$1]="[$]fptools_version_of_ghc[_major]" +[$2]="[$]fptools_version_of_ghc[_minor]" +], $#, [3], [dnl +[$1]="[$]fptools_version_of_ghc[_major]" +[$2]="[$]fptools_version_of_ghc[_minor]" +[$3]="[$]fptools_version_of_ghc[_pl]" +], $#, [4], [dnl +[$1]="[$]fptools_version_of_ghc[_all]" +[$2]="[$]fptools_version_of_ghc[_major]" +[$3]="[$]fptools_version_of_ghc[_minor]" +[$4]="[$]fptools_version_of_ghc[_pl]" ]) +]) +])dnl +# FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) +# --------------------------------------------------------------------------------- +# A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the +# additional flexibility of specifying the PROLOGUE and BODY. +AC_DEFUN([FP_CHECK_FUNC], +[AS_VAR_PUSHDEF([fp_func], [fp_cv_func_$1])dnl +AC_CACHE_CHECK([for $1], fp_func, +[AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])], + [AS_VAR_SET(fp_func, yes)], + [AS_VAR_SET(fp_func, no)])]) +AS_IF([test AS_VAR_GET(fp_func) = yes], + [AC_DEFINE(AS_TR_CPP(HAVE_$1), [1], + [Define to 1 if you have the `]$1[' function.]) $4], + [$5])dnl +AS_VAR_POPDEF([fp_func])dnl +])# FP_CHECK_FUNC + + +# FP_GEN_DOCBOOK_XML +# ------------------ +# Generates a DocBook XML V4.2 document in conftest.xml. +AC_DEFUN([FP_GEN_DOCBOOK_XML], +[rm -f conftest.xml +cat > conftest.xml << EOF + + + + A DocBook Test Document + + A Chapter Title + This is a paragraph, referencing . + + + Another Chapter Title + This is another paragraph, referencing . + + +EOF +]) # FP_GEN_DOCBOOK_XML -dnl Based on AC_TRY_LINK - run iftrue if links cleanly with no warning - -dnl FPTOOLS_TRY_LINK_NOWARN(flags,main?,iftrue,iffalse) -AC_DEFUN(FPTOOLS_TRY_LINK_NOWARN, -[ -ac_save_LIBS="$LIBS" -LIBS=[$1]; -cat > conftest.$ac_ext < /dev/null 2>&1; then + fp_cv_dir_docbook_xsl=$fp_var + break + fi + done + rm -rf conftest*]) fi -rm -f conftest* -] -) - -dnl Loosely based on AC_CHECK_LIB in acgeneral.m4 in autoconf distribution - -dnl FPTOOLS_CHECK_FLAG_NOWARN(NAME, FLAG, CODE, iftrue, iffalse) - -AC_DEFUN(FPTOOLS_CHECK_FLAG_NOWARN, -[AC_MSG_CHECKING([for $1]) - AC_CACHE_VAL(ac_cv_flag_$1, - [FPTOOLS_TRY_LINK_NOWARN("$2", [main() { $3; exit(0); } ], - eval "ac_cv_flag_$1=yes", - eval "ac_cv_flag_$1=no" - )] - ) -if eval "test \"`echo '$ac_cv_flag_'$1`\" = yes"; then - AC_MSG_RESULT(yes) - LIBS="$2 $LIBS" - $4 +if test x"$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 - AC_MSG_RESULT(no) - $5 + DIR_DOCBOOK_XSL=$fp_cv_dir_docbook_xsl fi -]) - -dnl FPTOOLS_CHECK_LIB_NOWARN(LIBRARY, FUNCTION) - -AC_DEFUN(FPTOOLS_CHECK_LIB_NOWARN, -[FPTOOLS_CHECK_FLAG_NOWARN([function_$2],[],[extern char $2(); $2();], -[changequote(, )dnl - ac_tr_lib=HAVE_LIB`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` - changequote([, ])dnl - AC_DEFINE_UNQUOTED($ac_tr_lib) -], -[FPTOOLS_CHECK_FLAG_NOWARN([library_$1],[-l$1],[extern char $2(); $2();], -[changequote(, )dnl - ac_tr_lib=HAVE_LIB`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` - changequote([, ])dnl - AC_DEFINE_UNQUOTED($ac_tr_lib) -], -[] -)])] -) - -dnl check for prototypes -dnl -AC_DEFUN(AC_C_PROTOTYPES, -[AC_CACHE_CHECK([prototypes], ac_cv_prototypes, -[AC_TRY_COMPILE([ -void foo(int); -void foo(i) -int i; { -return; -} -], -[int i;], -ac_cv_prototypes=yes, -ac_cv_prototypes=no)]) -if test "$ac_cv_prototypes" = yes; then -AC_DEFINE(HAVE_PROTOTYPES) +AC_SUBST([DIR_DOCBOOK_XSL]) +])# FP_DIR_DOCBOOK_XSL + + +# FP_PROG_XMLLINT +# ---------------- +# Sets the output variable XmllintCmd to the full path of the XSLT processor +# xmllint. XmllintCmd is empty if xmllint could not be found. +AC_DEFUN([FP_PROG_XMLLINT], +[AC_PATH_PROG([XmllintCmd], [xmllint]) +if test -z "$XmllintCmd"; then + AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation]) fi -]) +])# FP_PROG_XMLLINT + + +# FP_CHECK_DOCBOOK_DTD +# -------------------- +AC_DEFUN([FP_CHECK_DOCBOOK_DTD], +[AC_REQUIRE([FP_PROG_XMLLINT])dnl +if test -n "$XmllintCmd"; then + AC_MSG_CHECKING([for DocBook DTD]) + FP_GEN_DOCBOOK_XML + if $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then + AC_MSG_RESULT([ok]) + else + AC_MSG_RESULT([failed]) + AC_MSG_WARN([cannot find a DTD for DocBook XML V4.2, you will not be able to validate your documentation]) + AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog]) + fi + rm -rf conftest* +fi +])# FP_CHECK_DOCBOOK_DTD + + +# FP_GEN_FO +# ------------------ +# Generates a formatting objects document in conftest.fo. +AC_DEFUN([FP_GEN_FO], +[rm -f conftest.fo +cat > conftest.fo << EOF + + + + + + + + + + + Test! + + + + +EOF +]) # FP_GEN_FO + + +# FP_PROG_FOP +# ----------- +# Set the output variable 'FopCmd' to the first working 'fop' in the current +# 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try +# /usr/share/fop/fop.sh in that case (or no 'fop'), too. +AC_DEFUN([FP_PROG_FOP], +[AC_PATH_PROGS([FopCmd1], [fop]) +if test -n "$FopCmd1"; then + AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability], + [FP_GEN_FO + if "$FopCmd1" -fo conftest.fo -ps conftest.ps > /dev/null 2>&1; then + fp_cv_fop_usability=yes + else + fp_cv_fop_usability=no + fi + rm -rf conftest*]) + if test x"$fp_cv_fop_usability" = xyes; then + FopCmd=$FopCmd1 + fi +fi +if test -z "$FopCmd"; then + AC_PATH_PROGS([FopCmd2], [fop.sh], , [/usr/share/fop]) + FopCmd=$FopCmd2 +fi +AC_SUBST([FopCmd]) +])# FP_PROG_FOP + + +# FP_PROG_FO_PROCESSOR +# -------------------- +# Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so +# try FOP first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd, and +# PdfxmltexCmd. +AC_DEFUN([FP_PROG_FO_PROCESSOR], +[AC_REQUIRE([FP_PROG_FOP]) +AC_PATH_PROG([XmltexCmd], [xmltex]) +AC_PATH_PROG([DvipsCmd], [dvips]) +if test -z "$FopCmd"; then + if test -z "$XmltexCmd"; then + AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI or PostScript documentation]) + else + if test -z "$DvipsCmd"; then + AC_MSG_WARN([cannot find a DVI => PS converter, you will not be able to build PostScript documentation]) + fi + fi + AC_PATH_PROG([PdfxmltexCmd], [pdfxmltex]) + if test -z "$PdfxmltexCmd"; then + AC_MSG_WARN([cannot find an FO => PDF converter, you will not be able to build PDF documentation]) + fi +elif test -z "$XmltexCmd"; then + AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI documentation]) +fi +])# FP_PROG_FO_PROCESSOR + + +# FP_PROG_GHC_PKG +# ---------------- +# Try to find a ghc-pkg matching the ghc mentioned in the environment variable +# WithGhc. If the latter is unset or no matching ghc-pkg can be found, try to +# find a plain ghc-pkg. Sets the output variable GhcPkgCmd. +AC_DEFUN([FP_PROG_GHC_PKG], +[AC_CACHE_CHECK([for ghc-pkg matching $WithGhc], fp_cv_matching_ghc_pkg, +[fp_ghc_pkg_guess=`echo $WithGhc | sed 's,ghc\(@<:@^/\\@:>@*\)$,ghc-pkg\1,'` +if "$fp_ghc_pkg_guess" -l > /dev/null 2>&1; then + fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess +else + fp_cv_matching_ghc_pkg=no +fi]) +if test x"$fp_cv_matching_ghc_pkg" = xno; then + AC_PATH_PROG([GhcPkgCmd], [ghc-pkg]) +else + GhcPkgCmd=$fp_cv_matching_ghc_pkg +fi])# FP_PROG_GHC_PKG + + +# FP_GHC_HAS_READLINE +# ------------------- +AC_DEFUN([FP_GHC_HAS_READLINE], +[AC_REQUIRE([FP_PROG_GHC_PKG]) +AC_CACHE_CHECK([whether ghc has readline package], [fp_cv_ghc_has_readline], +[if "${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 "$fp_cv_gcc_has_no_unit_at_a_time" = "yes"; then + AC_DEFINE([HAVE_GCC_HAS_NO_UNIT_AT_A_TIME], [1], [Define to 1 if gcc supports -fno-unit-at-a-time.]) +fi]) + +# FP_SETUP_PROJECT_VERSION +# --------------------- +AC_DEFUN([FP_SETUP_PROJECT_VERSION], +[# Some renamings +AC_SUBST([ProjectName], [$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 # LocalWords: fi