# ensure we don't clash with any pre-supplied autoconf ones.
+# 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 <endian.h>],
+ [#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 $fptools_cv_float_word_order_bigendian in
+ yes)
+ AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
+ [Define to 1 if your processor stores words of floats with
+ the most significant byte first]) ;;
+ esac
+])
+
+
# FP_EVAL_STDERR(COMMAND)
# -----------------------
# Eval COMMAND, save its stderr (without lines resulting from shell tracing)
])# FP_EVAL_STDERR
-# FP_CHECK_FLAG(FLAG, [ACTION-IF-SUPPORTED], [ACTION-IF-NOT-SUPPORTED])
-# ---------------------------------------------------------------------
-# Check to see whether the compiler for the current language supports a
-# particular option.
-#
-# Implementation note: When given an unkown option, GCC issues an warning on
-# stderr only, but returns an exit value of 0 nevertheless. Consequently we have
-# to check stderr *and* the exit value.
-#
-# Used by ghc.
-AC_DEFUN(FP_CHECK_FLAG,
-[AC_LANG_COMPILER_REQUIRE()dnl
-AC_LANG_CASE([C], [fp_compiler="$CC" m4_pushdef([fp_Flags], [CFLAGS])],
- [C++], [fp_compiler="$CXX" m4_pushdef([fp_Flags], [CXXFLAGS])],
- [Fortran 77], [fp_compiler="$F77" m4_pushdef([fp_Flags], [FFLAGS])])
-m4_pushdef([fp_Cache], [fp_cv_[]fp_Flags[]AS_TR_SH([$1])])[]dnl
-AC_CACHE_CHECK([whether $fp_compiler accepts $1], [fp_Cache],
-[AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
-fp_save_flags="$fp_Flags"
-fp_Flags="$fp_Flags $1"
-fp_Cache=no
-if FP_EVAL_STDERR([$ac_compile conftest.$ac_ext]) >/dev/null; then
- test -s conftest.err || fp_Cache=yes
-fi
-fp_Flags="$fp_save_flags"
-rm -f conftest.err conftest.$ac_ext])
-AS_IF([test $fp_Cache = yes], [$2], [$3])[]dnl
-m4_popdef([fp_Cache])[]dnl
-m4_popdef([fp_Flags])[]dnl
-])# FP_CHECK_FLAG
-
-
# FP_PROG_CONTEXT_DIFF
# --------------------
# Figure out how to do context diffs. Sets the output variable ContextDiffCmd.
[echo foo > conftest1
echo foo > conftest2
fp_cv_context_diff=no
-for fp_var in '-C 1' '-c1'
+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"
])# 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 <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif])
-])# FP_DECL_ALTZONE
-
-
# FP_COMPUTE_INT(EXPRESSION, VARIABLE, INCLUDES, IF-FAILS)
# --------------------------------------------------------
# Assign VARIABLE the value of the compile-time EXPRESSION using INCLUDES for
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 <nlist.h>
struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
dnl
dnl Check for GreenCard and version.
dnl
-AC_DEFUN(FPTOOLS_GREENCARD,
+AC_DEFUN([FPTOOLS_GREENCARD],
[
AC_PATH_PROG(GreenCardCmd,greencard)
AC_CACHE_CHECK([for version of greencard], fptools_cv_greencard_version,
dnl at least Happy version 1.14. If there's no installed Happy, we look
dnl for a happy source tree and point the build system at that instead.
dnl
-AC_DEFUN(FPTOOLS_HAPPY,
-[
-if test -d $srcdir/happy; then
- SrcTreeHappyCmd=$hardtop/happy/src/happy-inplace
-else
- SrcTreeHappyCmd=""
-fi
-if test x"$UseSrcTreeHappy" = xYES; then
- if test x"$SrcTreeHappyCmd" != x; then
- HappyCmd=$SrcTreeHappyCmd
- else
- AC_MSG_ERROR([--enable-src-tree-happy given, but happy not found in source tree])
- fi
-else
- AC_PATH_PROG(HappyCmd,happy,$SrcTreeHappyCmd)
+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 <drive>:/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"$SrcTreeHappyCmd" -a -e $srcdir/happy/mk/version.mk; then
- fptools_cv_happy_version=`grep '^ProjectVersion[ ]*=' $srcdir/happy/mk/version.mk | sed 's/[^0-9]*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
-elif test x"$HappyCmd" != x; then
- fptools_cv_happy_version="`$HappyCmd -v |
- grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ;
+[if test x"$HappyCmd" != x; then
+ fptools_cv_happy_version=`"$HappyCmd" -v |
+ grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'` ;
else
fptools_cv_happy_version="";
fi;
changequote([, ])dnl
])
-if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then
- FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15],
- [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl
+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)
])
dnl
-dnl Check for Haddock and version. If there's no installed Haddock, we look
-dnl for a haddock source tree and point the build system at that instead.
-dnl
-AC_DEFUN(FPTOOLS_HADDOCK,
-[
-if test -d $srcdir/haddock; then
- SrcTreeHaddockCmd=$hardtop/haddock/src/haddock-inplace
-else
- SrcTreeHaddockCmd=""
-fi
-if test x"$UseSrcTreeHaddock" = xYES; then
- if test x"$SrcTreeHaddockCmd" != x; then
- HaddockCmd=$SrcTreeHaddockCmd
- else
- AC_MSG_ERROR([--enable-src-tree-haddock given, but haddock not found in source tree])
- fi
-else
- AC_PATH_PROG(HaddockCmd,haddock,$SrcTreeHaddockCmd)
-fi
-dnl Darn, I forgot to make Haddock print out its version number when
-dnl invoked with -v. We could try generating some HTML and grepping
-dnl through that to find the version number, but I think we'll make
-dnl do without it for now.
-])
-
-dnl
dnl Check for Alex and version. If we're building GHC, then we need
-dnl at least Alex version 2.0. If there's no installed Alex, we look
-dnl for a alex source tree and point the build system at that instead.
+dnl at least Alex version 2.0.1.
dnl
-AC_DEFUN(FPTOOLS_ALEX,
+AC_DEFUN([FPTOOLS_ALEX],
[
-if test -d $srcdir/alex; then
- SrcTreeAlexCmd=$hardtop/alex/src/alex-inplace
-else
- SrcTreeAlexCmd=""
-fi
-if test x"$UseSrcTreeAlex" = xYES; then
- if test x"$SrcTreeAlexCmd" != x; then
- AlexCmd=$SrcTreeAlexCmd
- else
- AC_MSG_ERROR([--enable-src-tree-alex given, but alex not found in source tree])
- fi
-else
- AC_PATH_PROG(AlexCmd,alex,$SrcTreeAlexCmd)
+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 <drive>:/path/to/gcc
+ AlexCmd=`cygpath -m ${AlexCmd}`
fi
+
AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
changequote(, )dnl
-[if test x"$AlexCmd" = x"$SrcTreeAlexCmd"; then
- fptools_cv_alex_version=`grep '^ProjectVersion[ ]*=' $srcdir/alex/mk/version.mk | sed 's/[^0-9]*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
-elif test x"$AlexCmd" != x; then
- fptools_cv_alex_version="`$AlexCmd -v |
- grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ;
+[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
])
-if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Lexer.hs; then
- FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.0],
- [AC_MSG_ERROR([Alex version 2.0 or later is required to compile GHC.])])[]dnl
+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)
])
+
# 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])
+[
+if test -z "$1"
+then
+ AC_PATH_PROG([fp_prog_ld_raw], [ld])
+ if test -z "$fp_prog_ld_raw"; then
+ AC_MSG_ERROR([cannot find ld in your PATH, no idea how to link])
+ fi
+ LdCmd=$fp_prog_ld_raw
+ case $HostPlatform in
+ *mingw32) if test x${OSTYPE} != xmsys; then
+ LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`"
+ AC_MSG_NOTICE([normalized ld command to $LdCmd])
+ fi
+ # Insist on >= ld-2.15.x, since earlier versions doesn't handle
+ # the generation of relocatable object files with large amounts
+ # of relocations correctly. (cf. HSbase.o splittage-hack)
+ fp_prog_ld_version=`${LdCmd} --version | sed -n '/GNU ld/p' | tr -cd 0-9 | cut -b1-3`
+ FP_COMPARE_VERSIONS([$fp_prog_ld_version],[-lt],[214],
+ [AC_MSG_ERROR([GNU ld version later than 2.14 required to compile GHC on Windows.])])[]dnl
+ ;;
+ esac
+else
+ LdCmd="$1"
fi
-LdCmd=$fp_prog_ld_raw
-case $HostPlatform in
- *mingw32) if test x${OSTYPE} != xmsys; then
- LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`"
- AC_MSG_NOTICE([normalized ld command to $LdCmd])
- fi
- ;;
-esac
AC_SUBST([LdCmd])
])# FP_PROG_LD
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 test $TargetPlatform = powerpc-apple-darwin; then
+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
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 $1;
if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
AC_MSG_ERROR([gcc is required])
fi
-AC_CACHE_CHECK([version of gcc], [fp_gcc_version],
+GccLT34=
+AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
[if test "$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([$fp_gcc_version], [-lt], [2.0],
- [AC_MSG_ERROR([Need at least gcc version 2.0 (3.4+ recommended)])])
+ fp_cv_gcc_version="`$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)
else
- fp_gcc_version="not-installed"
+ fp_cv_gcc_version="not-installed"
fi
])
AC_SUBST([HaveGcc], [$fp_have_gcc])
-AC_SUBST([GccVersion], [$fp_gcc_version])
+AC_SUBST([GccVersion], [$fp_cv_gcc_version])
+AC_SUBST(GccLT34)
])# FP_HAVE_GCC
-AC_DEFUN([FP_MINGW_GCC],
-[
- case $HostOS_CPP in
- mingw*) AC_MSG_CHECKING([whether $CC is a mingw gcc])
- if $CC -v 2>&1 | grep mingw >/dev/null; then
- AC_MSG_RESULT([yes])
- else
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([Please use --with-gcc to specify a mingw gcc])
- fi;;
- *) ;;
- esac
-])
-
dnl Small feature test for perl version. Assumes PerlCmd
-dnl contains path to perl binary
+dnl contains path to perl binary.
+dnl
+dnl (Perl versions prior to v5.6 does not contain the string "v5";
+dnl instead they display version strings such as "version 5.005".)
dnl
-AC_DEFUN(FPTOOLS_CHECK_PERL_VERSION,
+AC_DEFUN([FPTOOLS_CHECK_PERL_VERSION],
[$PerlCmd -v >conftest.out 2>&1
-if grep "version 5" conftest.out >/dev/null 2>&1; then
- :
-else
- if grep "v5.6" conftest.out >/dev/null 2>&1; then
+ if grep "v5" conftest.out >/dev/null 2>&1; then
:
else
- if grep "v5.8" conftest.out >/dev/null 2>&1; then
- :
- else
- if grep "version 6" conftest.out >/dev/null 2>&1; then
- :
- else
- echo "Your version of perl probably won't work."
- fi
- fi
+ AC_MSG_ERROR([your version of perl probably won't work, try upgrading it.])
fi
-fi
rm -fr conftest*
])
# ------------
# Find a non-WinDoze version of the "find" utility.
AC_DEFUN([FP_PROG_FIND],
-[AC_PATH_PROG([fp_prog_find], [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.
dnl result, so it is suitable for checks which should be
dnl run every time.
dnl
-AC_DEFUN(FPTOOLS_NOCACHE_CHECK,
+AC_DEFUN([FPTOOLS_NOCACHE_CHECK],
[AC_MSG_CHECKING([$1])
$3
AC_MSG_RESULT([$][$2])
dnl Test for version of installed ghc. Uses $GHC.
dnl [original version pinched from c2hs]
dnl
-AC_DEFUN(FPTOOLS_GHC_VERSION,
+AC_DEFUN([FPTOOLS_GHC_VERSION],
[FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
["${WithGhc-ghc}" --version > conftestghc 2>&1
cat conftestghc >&AS_MESSAGE_LOG_FD
])dnl
-dnl ** Map an arithmetic C type to a Haskell type.
-dnl Based on autconf's AC_CHECK_SIZEOF.
-
-dnl FPTOOLS_CHECK_HTYPE(TYPE [, DEFAULT_VALUE, [, VALUE-FOR-CROSS-COMPILATION])
-AC_DEFUN(FPTOOLS_CHECK_HTYPE,
-[changequote(<<, >>)dnl
-dnl The name to #define.
-define(<<AC_TYPE_NAME>>, translit(htype_$1, [a-z *], [A-Z_P]))dnl
-dnl The cache variable name.
-define(<<AC_CV_NAME>>, translit(fptools_cv_htype_$1, [ *], [_p]))dnl
-define(<<AC_CV_NAME_supported>>, translit(fptools_cv_htype_sup_$1, [ *], [_p]))dnl
-changequote([, ])dnl
-AC_MSG_CHECKING(Haskell type for $1)
-AC_CACHE_VAL(AC_CV_NAME,
-[AC_CV_NAME_supported=yes
-fp_check_htype_save_cppflags="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS $X_CFLAGS"
-AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
-#include <stddef.h>
-
-#if HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#if HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-
-#if HAVE_FCNTL_H
-# include <fcntl.h>
-#endif
-
-#if HAVE_SIGNAL_H
-# include <signal.h>
-#endif
-
-#if HAVE_TIME_H
-# include <time.h>
-#endif
-
-#if HAVE_TERMIOS_H
-# include <termios.h>
-#endif
-
-#if HAVE_STRING_H
-# include <string.h>
-#endif
-
-#if HAVE_CTYPE_H
-# include <ctype.h>
-#endif
-
-#if defined(HAVE_GL_GL_H)
-# include <GL/gl.h>
-#elif defined(HAVE_OPENGL_GL_H)
-# include <OpenGL/gl.h>
-#endif
-
-#if defined(HAVE_AL_ALC_H)
-# include <AL/alc.h>
-#elif defined(HAVE_OPENAL_ALC_H)
-# include <OpenAL/alc.h>
-#endif
-
-#if HAVE_SYS_RESOURCE_H
-# include <sys/resource.h>
-#endif
-
-typedef $1 testing;
-
-main() {
- FILE *f=fopen("conftestval", "w");
- if (!f) exit(1);
- if (((testing)((int)((testing)1.4))) == ((testing)1.4)) {
- fprintf(f, "%s%d\n",
- ((testing)(-1) < (testing)0) ? "Int" : "Word",
- sizeof(testing)*8);
- } else {
- fprintf(f,"%s\n",
- (sizeof(testing) > sizeof(double)) ? "LDouble" :
- (sizeof(testing) == sizeof(double)) ? "Double" : "Float");
- }
- fclose(f);
- exit(0);
-}]])],[AC_CV_NAME=`cat conftestval`],
-[ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], [AC_CV_NAME=$2])],
-[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])]) dnl
-CPPFLAGS="$fp_check_htype_save_cppflags"
-if test "$AC_CV_NAME_supported" = yes; then
- AC_MSG_RESULT($AC_CV_NAME)
- AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [Define to Haskell type for $1])
-else
- AC_MSG_RESULT([not supported])
-fi
-undefine([AC_TYPE_NAME])dnl
-undefine([AC_CV_NAME])dnl
-undefine([AC_CV_NAME_supported])dnl
-])
-
-
# FP_CHECK_FUNC(FUNCTION, PROLOGUE, BODY, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
# ---------------------------------------------------------------------------------
# A variant of AC_CHECK_FUNCS, limited to a single FUNCTION, but with the
# FP_GEN_DOCBOOK_XML
# ------------------
# Generates a DocBook XML V4.2 document in conftest.xml.
+#
+# It took a lot of experimentation to find a document that will cause
+# xsltproc to fail with an error code when the relevant
+# stylesheets/DTDs are not found. I couldn't make xsltproc fail with
+# a single-file document, it seems a multi-file document is needed.
+# -- SDM 2009-06-03
+#
AC_DEFUN([FP_GEN_DOCBOOK_XML],
-[rm -f conftest.xml
+[rm -f conftest.xml conftest-book.xml
cat > conftest.xml << EOF
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
- "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+ "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [[
+<!ENTITY conftest-book SYSTEM "conftest-book.xml">
+]]>
<book id="test">
- <title>A DocBook Test Document</title>
+&conftest-book;
+</book>
+EOF
+cat >conftest-book.xml << EOF
+<?xml version="1.0" encoding="iso-8859-1"?>
+ <title>A DocBook “Test Document”</title>
<chapter id="id-one">
<title>A Chapter Title</title>
<para>This is a paragraph, referencing <xref linkend="id-two"/>.</para>
<title>Another Chapter Title</title>
<para>This is another paragraph, referencing <xref linkend="id-one"/>.</para>
</chapter>
-</book>
EOF
]) # FP_GEN_DOCBOOK_XML
+# FP_PROG_DBLATEX
+# ----------------
+# Sets the output variable DblatexCmd to the full path of dblatex,
+# which we use for building PDF and PS docs.
+# DblatexCmd is empty if dblatex could not be found.
+AC_DEFUN([FP_PROG_DBLATEX],
+[AC_PATH_PROG([DblatexCmd], [dblatex])
+if test -z "$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
AC_DEFUN([FP_PROG_XSLTPROC],
[AC_PATH_PROG([XsltprocCmd], [xsltproc])
if test -z "$XsltprocCmd"; then
- AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the documentation])
+ AC_MSG_WARN([cannot find xsltproc in your PATH, you will not be able to build the HTML documentation])
fi
])# FP_PROG_XSLTPROC
-# FP_DIR_DOCBOOK_XSL(XSL-DIRS)
+# FP_DOCBOOK_XSL
# ----------------------------
-# Check which of the directories XSL-DIRS contains DocBook XSL stylesheets. The
-# output variable DIR_DOCBOOK_XSL will contain the first usable directory or
-# will be empty if none could be found.
-AC_DEFUN([FP_DIR_DOCBOOK_XSL],
+# Check that we can process a DocBook XML document to HTML using xsltproc.
+AC_DEFUN([FP_DOCBOOK_XSL],
[AC_REQUIRE([FP_PROG_XSLTPROC])dnl
if test -n "$XsltprocCmd"; then
- AC_CACHE_CHECK([for DocBook XSL stylesheet directory], fp_cv_dir_docbook_xsl,
+ AC_CACHE_CHECK([for DocBook XSL stylesheet], fp_cv_dir_docbook_xsl,
[FP_GEN_DOCBOOK_XML
fp_cv_dir_docbook_xsl=no
- for fp_var in $1; do
- if $XsltprocCmd ${fp_var}/html/docbook.xsl conftest.xml > /dev/null 2>&1; then
- fp_cv_dir_docbook_xsl=$fp_var
- break
- fi
- done
+ 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])
- DIR_DOCBOOK_XSL=
+ HAVE_DOCBOOK_XSL=NO
else
- DIR_DOCBOOK_XSL=$fp_cv_dir_docbook_xsl
+ HAVE_DOCBOOK_XSL=YES
fi
-AC_SUBST([DIR_DOCBOOK_XSL])
-])# FP_DIR_DOCBOOK_XSL
+AC_SUBST([HAVE_DOCBOOK_XSL])
+])# FP_DOCBOOK_XSL
# FP_PROG_XMLLINT
if test -n "$XmllintCmd"; then
AC_MSG_CHECKING([for DocBook DTD])
FP_GEN_DOCBOOK_XML
- if $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then
+ if $XmllintCmd --nonet --valid --noout conftest.xml ; then
AC_MSG_RESULT([ok])
else
AC_MSG_RESULT([failed])
# 'PATH'. Note that /usr/bin/fop is broken in SuSE 9.1 (unpatched), so try
# /usr/share/fop/fop.sh in that case (or no 'fop'), too.
AC_DEFUN([FP_PROG_FOP],
-[AC_PATH_PROGS([FopCmd1], [fop])
+[AC_PATH_PROGS([FopCmd1], [fop fop.sh])
if test -n "$FopCmd1"; then
AC_CACHE_CHECK([for $FopCmd1 usability], [fp_cv_fop_usability],
[FP_GEN_FO
])# FP_PROG_FOP
-# FP_PROG_FO_PROCESSOR
-# --------------------
-# Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so
-# try FOP first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd, and
-# PdfxmltexCmd.
-AC_DEFUN([FP_PROG_FO_PROCESSOR],
-[AC_REQUIRE([FP_PROG_FOP])
-AC_PATH_PROG([XmltexCmd], [xmltex])
-AC_PATH_PROG([DvipsCmd], [dvips])
-if test -z "$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])
+# 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_FO_PROCESSOR
+])# FP_PROG_HSTAGS
# FP_PROG_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=$fp_ghc_pkg_guess
+elif "$fp_ghc_pkg_guess" list > /dev/null 2>&1; then
+ # from 6.10, ghc-pkg doesn't support the old -l syntax any more
+ fp_cv_matching_ghc_pkg=$fp_ghc_pkg_guess
else
fp_cv_matching_ghc_pkg=no
fi])
GhcPkgCmd=$fp_cv_matching_ghc_pkg
fi])# 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.
+#
+# 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.
+#
+# -fwrapv is needed for gcc to emit well-behaved code in the presence of
+# integer wrap around. (Trac #952)
+#
+# -fno-unit-at-a-time or -fno-toplevel-reoder is necessary to avoid gcc
+# reordering things in the module and confusing the manger and/or splitter.
+# (eg. Trac #1427)
+#
+AC_DEFUN([FP_GCC_EXTRA_FLAGS],
+[AC_REQUIRE([FP_HAVE_GCC])
+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"],
+ [])
+ case $TargetPlatform in
+ i386-*|x86_64-*)
+ FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.2],
+ [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -mno-omit-leaf-frame-pointer"],
+ [])
+ FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [3.4],
+ [FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
+ [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
+ [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-unit-at-a-time"]
+ )],
+ [])
+ ;;
+ sparc-*-solaris2)
+ FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-ge], [4.2],
+ [fp_cv_gcc_extra_opts="$fp_cv_gcc_extra_opts -fno-toplevel-reorder"],
+ [])
+ ;;
+ esac
+])
+AC_SUBST([GccExtraViaCOpts],$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 | sed "s/^.*\([0-9][0-9][0-9][0-9]\)-\([0-9][0-9]\)-\([0-9][0-9]\).*$/\1\2\3/"`
+ 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).
+#
+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 <stdio.h>
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_TIME_H
+#include <time.h>
+#endif
+#ifdef HAVE_SIGNAL_H
+#include <signal.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#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 $fptools_cv_timer_create_works in
+ yes) AC_DEFINE([USE_TIMER_CREATE], 1,
+ [Define to 1 if we can use timer_create(CLOCK_PROCESS_CPUTIME_ID,...)]);;
+esac
+])
+
+# FP_ARG_GMP
+# -------------
+AC_DEFUN([FP_ARG_GMP],
+[
+AC_ARG_WITH([gmp-includes],
+ [AC_HELP_STRING([--with-gmp-includes],
+ [directory containing gmp.h])],
+ [gmp_includes=$withval],
+ [gmp_includes=NONE])
+
+AC_ARG_WITH([gmp-libraries],
+ [AC_HELP_STRING([--with-gmp-libraries],
+ [directory containing gmp library])],
+ [gmp_libraries=$withval],
+ [gmp_libraries=NONE])
+])# FP_ARG_GMP
+
+AC_DEFUN([CHECK_GMP],
+[AC_REQUIRE([AC_PROG_CPP])
+AC_REQUIRE([AC_PROG_CC])
+])
+
+# FP_CHECK_MACOSX_DEPLOYMENT_TARGET
+# ---------------------------------
+AC_DEFUN([FP_CHECK_MACOSX_DEPLOYMENT_TARGET],
+[
+if test "x$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_FIND_ROOT],[
+AC_MSG_CHECKING(for path to top of build tree)
+
+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.
+if test ! -f utils/ghc-pwd/ghc-pwd && test ! -f utils/ghc-pwd/ghc-pwd.exe; then
+ cd utils/ghc-pwd
+ rm -f *.o
+ rm -f *.hi
+ rm -f ghc-pwd
+ rm -f ghc-pwd.exe
+ $WithGhc -v0 --make ghc-pwd -o ghc-pwd
+ cd ../..
+fi
+
+hardtop=`utils/ghc-pwd/ghc-pwd`
+
+if ! test -d "$hardtop"; then
+ AC_MSG_ERROR([cannot determine current directory])
+fi
+
+dnl Remove common automounter nonsense
+dnl
+hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|'`
+
+AC_SUBST(hardtop)
+
+AC_MSG_RESULT(${hardtop})
+
+# We don't support building in directories with spaces.
+case "$hardtop" in
+ *' '*) AC_MSG_ERROR([
+ The build system does not support building in a directory containing
+ space characters. Suggestion: move the build tree somewhere else.])
+ ;;
+esac
+])
+
# LocalWords: fi