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configure.ac
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configure.ac
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dnl == autoconf source for the Glasgow FP tools ==
dnl (run "grep '^dnl \*' configure.ac | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
dnl (or some such) to see the outline of this file)
dnl
#
# (c) The University of Glasgow 1994-2004
#
# Configure script template for GHC
#
# Process with 'autoreconf' to get a working configure script.
#
# For the generated configure script, do "./configure --help" to
# see what flags are available. (Better yet, read the documentation!)
#
AC_INIT([The Glorious Glasgow Haskell Compilation System], [7.1], [glasgow-haskell-bugs@haskell.org], [ghc])
# Set this to YES for a released version, otherwise NO
: ${RELEASE=NO}
# The primary version (e.g. 6.7, 6.6.1) is set in the AC_INIT line
# above. If this is not a released version, then we will append the
# date to the version number (e.g. 6.7.20070204). The date is
# constructed by finding the date of the most recent patch in the
# darcs repository. If this is a source distribution (not a darcs
# checkout), then we ship a file 'VERSION' containing the full version
# when the source distribution was created.
if test ! -f mk/config.h.in; then
echo "mk/config.h.in doesn't exist: perhaps you haven't run 'perl boot'?"
exit 1
fi
AC_SUBST([CONFIGURE_ARGS], [$ac_configure_args])
dnl ----------------------------------------------------------
dnl ** Find unixy sort and find commands,
dnl ** which are needed by FP_SETUP_PROJECT_VERSION
dnl ** Find find command (for Win32's benefit)
FP_PROG_FIND
dnl ** Find sort command (for the benefit of Win32 environs)
FP_PROG_SORT
dnl ----------------------------------------------------------
FP_SETUP_PROJECT_VERSION
# Hmmm, we fix the RPM release number to 1 here... Is this convenient?
AC_SUBST([release], [1])
# First off, a distrib sanity check..
AC_CONFIG_SRCDIR([mk/config.mk.in])
dnl * We require autoconf version 2.52
dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
AC_PREREQ([2.52])
# -------------------------------------------------------------------------
# Prepare to generate the following header files
#
#
AC_CONFIG_HEADER(mk/config.h)
# No, semi-sadly, we don't do `--srcdir'...
if test x"$srcdir" != 'x.' ; then
echo "This configuration does not support the \`--srcdir' option.."
exit 1
fi
dnl --------------------------------------------------------------
dnl * Project specific configuration options
dnl --------------------------------------------------------------
dnl What follows is a bunch of options that can either be configured
dnl through command line options to the configure script or by
dnl supplying defns in the build tree's mk/build.mk. Having the option to
dnl use either is considered a Feature.
dnl ** What command to use to compile compiler sources ?
dnl --------------------------------------------------------------
AC_ARG_WITH([ghc],
[AC_HELP_STRING([--with-ghc=ARG],
[Use ARG as the path to GHC [default=autodetect]])],
[WithGhc="$withval"],
[if test "$GHC" = ""; then
AC_PATH_PROG([GHC], [ghc])
fi
WithGhc="$GHC"])
dnl ** Tell the make system which OS we are using
dnl $OSTYPE is set by the operating system to "msys" or "cygwin" or something
AC_SUBST(OSTYPE)
dnl ** Booting from .hc files?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(hc-boot,
[AC_HELP_STRING([--enable-hc-boot],
[Boot the Glasgow Haskell Compiler from intermediate .hc files.
(This option is mostly of interest to porters.) [default=no]])],
[ if test x"$enableval" = x"yes"; then
BootingFromHc=YES
else
BootingFromHc=NO
fi
],
[BootingFromHc=NO]
)
AC_SUBST(BootingFromHc)
AC_ARG_ENABLE(bootstrap-with-devel-snapshot,
[AC_HELP_STRING([--enable-bootstrap-with-devel-snapshot],
[Allow bootstrapping using a development snapshot of GHC. This is not guaranteed to work.])],
EnableBootstrapWithDevelSnaphost=YES,
EnableBootstrapWithDevelSnaphost=NO
)
if test "$WithGhc" != ""; then
FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
if test "$GhcMajVersion" = "unknown" -o "$GhcMinVersion" = "unknown"; then
AC_MSG_ERROR([Cannot determine the version of $WithGhc. Is it really GHC?])
fi
AC_SUBST(GhcVersion)dnl
AC_SUBST(GhcMajVersion)dnl
AC_SUBST(GhcMinVersion)dnl
AC_SUBST(GhcPatchLevel)dnl
GhcMinVersion2=`echo "$GhcMinVersion" | sed 's/^\\(.\\)$/0\\1/'`
GhcCanonVersion="$GhcMajVersion$GhcMinVersion2"
if test $GhcCanonVersion -ge 613; then ghc_ge_613=YES; else ghc_ge_613=NO; fi
AC_SUBST(ghc_ge_613)dnl
BOOTSTRAPPING_GHC_INFO_FIELD([CC_STAGE0],[C compiler command],['$(CC)'])
BOOTSTRAPPING_GHC_INFO_FIELD([AR_STAGE0],[ar command],['$(AR)'])
BOOTSTRAPPING_GHC_INFO_FIELD([AR_OPTS_STAGE0],[ar flags],['$(AR_OPTS)'])
BOOTSTRAPPING_GHC_INFO_FIELD([ArSupportsAtFile_STAGE0],[ar supports at file],['$(ArSupportsAtFile)'])
fi
dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
if test "$BootingFromHc" = "NO"; then
if test "$WithGhc" = ""; then
AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
fi
FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.12],
[AC_MSG_ERROR([GHC version 6.12 or later is required to compile GHC.])])dnl
if test `expr $GhcMinVersion % 2` = "1"; then
if test "$EnableBootstrapWithDevelSnaphost" = "NO"; then
AC_MSG_ERROR([
$WithGhc is a development snapshot of GHC, version $GhcVersion.
Bootstrapping using this version of GHC is not supported, and may not
work. Use --enable-bootstrap-with-devel-snapshot to try it anyway,
or --with-ghc to specify a different GHC to use.])
fi
fi
fi;
# GHC is passed to Cabal, so we need a native path
if test "${WithGhc}" != ""
then
ghc_host=`"${WithGhc}" +RTS --info | grep 'Host platform' | sed -e 's/.*, "//' -e 's/")//'`
if test "$ghc_host" = "i386-unknown-mingw32"
then
if test "${OSTYPE}" = "msys"
then
WithGhc=`echo "${WithGhc}" | sed "s#^/\([a-zA-Z]\)/#\1:/#"`
else
# Canonicalise to <drive>:/path/to/ghc
WithGhc=`cygpath -m "${WithGhc}"`
fi
echo "GHC path canonicalised to: ${WithGhc}"
fi
fi
AC_SUBST([WithGhc])
dnl ** Without optimization some INLINE trickery fails for GHCi
SRC_CC_OPTS="-O"
FP_ICONV
FP_GMP
dnl--------------------------------------------------------------------
dnl * Choose host(/target/build) platform
dnl--------------------------------------------------------------------
dnl If we aren't explicitly told what values to use with configure flags,
dnl we ask the bootstrapping compiler what platform it is for
if test "${WithGhc}" != ""
then
bootstrap_host=`"${WithGhc}" +RTS --info | grep '^ ,("Host platform"' | sed -e 's/.*, "//' -e 's/")//' | tr -d '\r'`
bootstrap_target=`"${WithGhc}" +RTS --info | grep '^ ,("Target platform"' | sed -e 's/.*, "//' -e 's/")//' | tr -d '\r'`
if test "$bootstrap_host" != "$bootstrap_target"
then
echo "Bootstrapping GHC is a cross compiler. This probably isn't going to work"
fi
fi
# We have to run these unconditionally, but we may discard their
# results in the following code
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
FPTOOLS_SET_PLATFORM_VARS
exeext=''
soext='.so'
case $host in
*-unknown-cygwin32)
AC_MSG_WARN([GHC does not support the Cygwin target at the moment])
AC_MSG_WARN([I'm assuming you wanted to build for i386-unknown-mingw32])
exit 1
;;
*-unknown-mingw32)
exeext='.exe'
soext='.dll'
;;
i386-apple-darwin|powerpc-apple-darwin)
soext='.dylib'
;;
x86_64-apple-darwin)
soext='.dylib'
;;
esac
# Testing if we shall enable shared libs support on Solaris.
# Anything older than SunOS 5.11 aka Solaris 11 (Express) is broken.
SOLARIS_BROKEN_SHLD=NO
case $host in
i386-*-solaris2)
# here we go with the test
MINOR=`uname -r|cut -d '.' -f 2-`
if test "$MINOR" -lt "11"; then
SOLARIS_BROKEN_SHLD=YES
fi
;;
esac
checkArch() {
case $1 in
alpha|arm|hppa|hppa1_1|i386|ia64|m68k|mips|mipseb|mipsel|powerpc|powerpc64|rs6000|s390|sparc|sparc64|vax|x86_64)
;;
*)
echo "Unknown arch $1"
exit 1
;;
esac
}
checkVendor() {
case $1 in
dec|unknown|hp|apple|next|sun|sgi|ibm)
;;
*)
echo "Unknown vendor $1"
exit 1
;;
esac
}
checkOS() {
case $1 in
linux|freebsd|netbsd|openbsd|dragonfly|osf1|osf3|hpux|linuxaout|kfreebsdgnu|freebsd2|solaris2|cygwin32|mingw32|darwin|gnu|nextstep2|nextstep3|sunos4|ultrix|irix|aix|haiku)
;;
*)
echo "Unknown OS '$1'"
exit 1
;;
esac
}
BuildPlatform="$BuildArch-$BuildVendor-$BuildOS"
BuildPlatform_CPP=`echo "$BuildPlatform" | sed -e 's/\./_/g' -e 's/-/_/g'`
BuildArch_CPP=` echo "$BuildArch" | sed -e 's/\./_/g' -e 's/-/_/g'`
BuildVendor_CPP=` echo "$BuildVendor" | sed -e 's/\./_/g' -e 's/-/_/g'`
BuildOS_CPP=` echo "$BuildOS" | sed -e 's/\./_/g' -e 's/-/_/g'`
checkArch "$BuildArch"
checkVendor "$BuildVendor"
checkOS "$BuildOS"
HostPlatform="$HostArch-$HostVendor-$HostOS"
HostPlatform_CPP=`echo "$HostPlatform" | sed -e 's/\./_/g' -e 's/-/_/g'`
HostArch_CPP=` echo "$HostArch" | sed -e 's/\./_/g' -e 's/-/_/g'`
HostVendor_CPP=` echo "$HostVendor" | sed -e 's/\./_/g' -e 's/-/_/g'`
HostOS_CPP=` echo "$HostOS" | sed -e 's/\./_/g' -e 's/-/_/g'`
checkArch "$HostArch"
checkVendor "$HostVendor"
checkOS "$HostOS"
TargetPlatform="$TargetArch-$TargetVendor-$TargetOS"
TargetPlatform_CPP=`echo "$TargetPlatform" | sed -e 's/\./_/g' -e 's/-/_/g'`
TargetArch_CPP=` echo "$TargetArch" | sed -e 's/\./_/g' -e 's/-/_/g'`
TargetVendor_CPP=` echo "$TargetVendor" | sed -e 's/\./_/g' -e 's/-/_/g'`
TargetOS_CPP=` echo "$TargetOS" | sed -e 's/\./_/g' -e 's/-/_/g'`
checkArch "$TargetArch"
checkVendor "$TargetVendor"
checkOS "$TargetOS"
# Verify that the installed (bootstrap) GHC is capable of generating
# code for the requested build platform.
if test "$BootingFromHc" = "NO"
then
if test "$BuildPlatform" != "$bootstrap_target"
then
echo "This GHC (${WithGhc}) does not generate code for the build platform"
echo " GHC target platform : $bootstrap_target"
echo " Desired build platform : $BuildPlatform"
exit 1
fi
fi
echo "GHC build : $BuildPlatform"
echo "GHC host : $HostPlatform"
echo "GHC target : $TargetPlatform"
AC_SUBST(BuildPlatform)
AC_SUBST(HostPlatform)
AC_SUBST(TargetPlatform)
AC_SUBST(HostPlatform_CPP)
AC_SUBST(BuildPlatform_CPP)
AC_SUBST(TargetPlatform_CPP)
AC_SUBST(HostArch_CPP)
AC_SUBST(BuildArch_CPP)
AC_SUBST(TargetArch_CPP)
AC_SUBST(HostOS_CPP)
AC_SUBST(BuildOS_CPP)
AC_SUBST(TargetOS_CPP)
AC_SUBST(HostVendor_CPP)
AC_SUBST(BuildVendor_CPP)
AC_SUBST(TargetVendor_CPP)
AC_SUBST(exeext)
AC_SUBST(soext)
AC_SUBST(SOLARIS_BROKEN_SHLD)
AC_ARG_WITH(hc,
[AC_HELP_STRING([--with-hc=ARG],
[Use ARG as the path to the compiler for compiling ordinary
Haskell code (default= value of --with-ghc)])],
[WithHc="$withval"],
[WithHc=$WithGhc]
)
AC_SUBST(WithHc)
# This uses GHC, so put it after the "GHC is required" check above:
FP_INTREE_GHC_PWD
FP_FIND_ROOT
if test "$HostOS" = "mingw32"
then
test -d inplace || mkdir inplace
CC="$hardtop/inplace/mingw/bin/gcc.exe"
LD="$hardtop/inplace/mingw/bin/ld.exe"
NM="$hardtop/inplace/mingw/bin/nm.exe"
fp_prog_ar_raw="$hardtop/inplace/mingw/bin/ar.exe"
# NB. If you update the tarbballs to a new version of gcc, don't
# forget to tweak the paths in driver/gcc/gcc.c.
if ! test -d inplace/mingw ||
test inplace/mingw -ot ghc-tarballs/mingw/binutils*.tar.lzma ||
test inplace/mingw -ot ghc-tarballs/mingw/gcc-core*.tar.lzma ||
test inplace/mingw -ot ghc-tarballs/mingw/gcc-c++*.tar.lzma ||
test inplace/mingw -ot ghc-tarballs/mingw/libgcc*.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/libgmp*.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/libmpc*.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/libmpfr*.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/libstdc*.tar.lzma ||
test inplace/mingw -ot ghc-tarballs/mingw/mingwrt*-dev.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/mingwrt*-dll.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/w32api*.tar.lzma
then
AC_MSG_NOTICE([Making in-tree mingw tree])
rm -rf inplace/mingw
mkdir inplace/mingw
(
cd inplace/mingw &&
tar --lzma -xf ../../ghc-tarballs/mingw/binutils*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/gcc-core*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/gcc-c++*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/libgcc*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/libgmp*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/libmpc*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/libmpfr*.tar.lzma &&
tar --lzma -xf ../../ghc-tarballs/mingw/libstdc*.tar.lzma &&
tar -z -xf ../../ghc-tarballs/mingw/mingwrt*-dev.tar.gz &&
tar -z -xf ../../ghc-tarballs/mingw/mingwrt*-dll.tar.gz &&
tar --lzma -xf ../../ghc-tarballs/mingw/w32api*.tar.lzma &&
mv bin/gcc.exe bin/realgcc.exe
)
PATH=`pwd`/inplace/mingw/bin:$PATH inplace/mingw/bin/realgcc.exe driver/gcc/gcc.c driver/utils/cwrapper.c driver/utils/getLocation.c -Idriver/utils -o inplace/mingw/bin/gcc.exe
if ! test -e inplace/mingw/bin/gcc.exe
then
AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
fi
AC_MSG_NOTICE([In-tree mingw tree created])
fi
if ! test -d inplace/perl ||
test inplace/perl -ot ghc-tarballs/perl/ghc-perl*.tar.gz
then
AC_MSG_NOTICE([Making in-tree perl tree])
rm -rf inplace/perl
mkdir inplace
mkdir inplace/perl
(
cd inplace/perl &&
tar -zxf ../../ghc-tarballs/perl/ghc-perl*.tar.gz
)
AC_MSG_NOTICE([In-tree perl tree created])
fi
fi
dnl ** Which gcc to use?
dnl --------------------------------------------------------------
FP_ARG_WITH_PATH_GNU_PROG([CC], [gcc])
export CC
WhatGccIsCalled="$CC"
AC_SUBST(WhatGccIsCalled)
dnl ** Which ld to use?
dnl --------------------------------------------------------------
FP_ARG_WITH_PATH_GNU_PROG([LD], [ld])
LdCmd="$LD"
AC_SUBST([LdCmd])
dnl ** Which nm to use?
dnl --------------------------------------------------------------
FP_ARG_WITH_PATH_GNU_PROG([NM], [nm])
NmCmd="$NM"
AC_SUBST([NmCmd])
SplitObjsBroken=NO
if test "$TargetOS_CPP" = "darwin"
then
AC_MSG_CHECKING(XCode version)
XCodeVersion=`xcodebuild -version | grep Xcode | sed "s/Xcode //"`
# Old XCode versions don't actually give the XCode version
if test "$XCodeVersion" = ""
then
AC_MSG_RESULT(not found (too old?))
SplitObjsBroken=YES
else
AC_MSG_RESULT($XCodeVersion)
XCodeVersion1=`echo "$XCodeVersion" | sed 's/\..*//'`
changequote(, )dnl
XCodeVersion2=`echo "$XCodeVersion" | sed 's/[^.]*\.\([^.]*\).*/\1/'`
changequote([, ])dnl
AC_MSG_NOTICE(XCode version component 1: $XCodeVersion1)
AC_MSG_NOTICE(XCode version component 2: $XCodeVersion2)
# Split objects is broken (#4013) with XCode < 3.2
if test "$XCodeVersion1" -lt 3
then
SplitObjsBroken=YES
else
if test "$XCodeVersion1" -eq 3
then
if test "$XCodeVersion2" -lt 2
then
SplitObjsBroken=YES
fi
fi
fi
fi
fi
AC_SUBST([SplitObjsBroken])
dnl ** Mac OS X: explicit deployment target
dnl --------------------------------------------------------------
AC_ARG_WITH([macosx-deployment-target],
[AC_HELP_STRING([--with-macosx-deployment-target=VERSION],
[Build for Mac OS VERSION and higher (default= version of build host)])],
[FP_MACOSX_DEPLOYMENT_TARGET="$withval"
if test "x$TargetOS_CPP-$TargetVendor_CPP" != "xdarwin-apple"; then
# ignore everywhere, but on Mac OS
AC_MSG_WARN([--macosx-deployment-target is only available on Mac OS X])
FP_MACOSX_DEPLOYMENT_TARGET=none
fi],
[FP_MACOSX_DEPLOYMENT_TARGET=none]
)
FP_CHECK_MACOSX_DEPLOYMENT_TARGET
AC_SUBST(MACOSX_DEPLOYMENT_VERSION)
AC_SUBST(MACOSX_DEPLOYMENT_SDK)
dnl --------------------------------------------------------------
dnl End of configure script option section
dnl --------------------------------------------------------------
dnl --------------------------------------------------------------
dnl * General configuration checks
dnl --------------------------------------------------------------
dnl ** Can the unix package be built?
dnl --------------------------------------------------------------
if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
GhcLibsWithUnix=NO
else
GhcLibsWithUnix=YES
fi
AC_SUBST([GhcLibsWithUnix])
dnl ** does #! work?
AC_SYS_INTERPRETER()
dnl ** look for `perl'
case $HostOS_CPP in
cygwin32|mingw32)
PerlCmd=$hardtop/inplace/perl/perl
;;
*)
AC_PATH_PROG(PerlCmd,perl)
if test -z "$PerlCmd"
then
echo "You must install perl before you can continue"
echo "Perhaps it is already installed, but not in your PATH?"
exit 1
else
FPTOOLS_CHECK_PERL_VERSION
fi
;;
esac
dnl ** does #! path/to/perl work? (sometimes it's too long...)
FPTOOLS_SHEBANG_PERL
dnl ** check for Python
AC_PATH_PROG(PythonCmd,python)
dnl ** look for GCC and find out which version
dnl Figure out which C compiler to use. Gcc is preferred.
dnl If gcc, make sure it's at least 2.1
dnl
FP_GCC_VERSION
FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS],[IGNORE_LINKER_LD_FLAGS],[CPPFLAGS])
FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_GCC_LINKER_OPTS_STAGE0],[CONF_LD_LINKER_OPTS_STAGE0],[CONF_CPP_OPTS_STAGE0])
FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_GCC_LINKER_OPTS_STAGE1],[CONF_LD_LINKER_OPTS_STAGE1],[CONF_CPP_OPTS_STAGE1])
# Stage 3 won't be supported by cross-compilation
FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_GCC_LINKER_OPTS_STAGE2],[CONF_LD_LINKER_OPTS_STAGE2],[CONF_CPP_OPTS_STAGE2])
FP_GCC_EXTRA_FLAGS
dnl ** figure out how to invoke cpp directly (gcc -E is no good)
AC_PROG_CPP
AC_SUBST(CONF_CC_OPTS_STAGE0)
AC_SUBST(CONF_CC_OPTS_STAGE1)
AC_SUBST(CONF_CC_OPTS_STAGE2)
AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE0)
AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE1)
AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE2)
AC_SUBST(CONF_LD_LINKER_OPTS_STAGE0)
AC_SUBST(CONF_LD_LINKER_OPTS_STAGE1)
AC_SUBST(CONF_LD_LINKER_OPTS_STAGE2)
AC_SUBST(CONF_CPP_OPTS_STAGE0)
AC_SUBST(CONF_CPP_OPTS_STAGE1)
AC_SUBST(CONF_CPP_OPTS_STAGE2)
dnl ** figure out how to do context diffs
FP_PROG_CONTEXT_DIFF
dnl Let's make sure install-sh is executable here. If we got it from
dnl a darcs repo, it might not be (see bug #978).
chmod +x install-sh
dnl ** figure out how to do a BSD-ish install
AC_PROG_INSTALL
dnl If you can run configure, you certainly have /bin/sh
AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
dnl ** how to invoke `ar' and `ranlib'
FP_PROG_AR_SUPPORTS_ATFILE
FP_PROG_AR_NEEDS_RANLIB
dnl ** Check to see whether ln -s works
AC_PROG_LN_S
dnl ** Find the path to sed
AC_PATH_PROGS(SedCmd,gsed sed,sed)
dnl ** check for time command
AC_PATH_PROG(TimeCmd,time)
dnl ** check for tar
dnl if GNU tar is named gtar, look for it first.
AC_PATH_PROGS(TarCmd,gnutar gtar tar,tar)
dnl ** check for patch
dnl if GNU patch is named gpatch, look for it first
AC_PATH_PROGS(PatchCmd,gpatch patch, patch)
dnl ** check for dtrace (currently only implemented for Mac OS X)
HaveDtrace=NO
AC_PATH_PROG(DtraceCmd,dtrace)
if test -n "$DtraceCmd"; then
if test "x$TargetOS_CPP-$TargetVendor_CPP" == "xdarwin-apple" -o "x$TargetOS_CPP-$TargetVendor_CPP" == "xsolaris2-unknown"; then
HaveDtrace=YES
fi
fi
AC_SUBST(HaveDtrace)
AC_PATH_PROG(HSCOLOUR,HsColour)
# HsColour is passed to Cabal, so we need a native path
if test "x$HostPlatform" = "xi386-unknown-mingw32" && \
test "${OSTYPE}" != "msys" && \
test "${HSCOLOUR}" != ""
then
# Canonicalise to <drive>:/path/to/gcc
HSCOLOUR=`cygpath -m ${HSCOLOUR}`
fi
dnl ** check for DocBook toolchain
FP_CHECK_DOCBOOK_DTD
FP_DOCBOOK_XSL
FP_PROG_DBLATEX
dnl ** check for ghc-pkg command
FP_PROG_GHC_PKG
dnl ** check for installed happy binary + version
dnl (don't do it if we're booting from .hc files though.)
if test "$BootingFromHc" = "NO"; then
FPTOOLS_HAPPY
fi;
dnl ** check for installed alex binary + version
dnl (don't do it if we're booting from .hc files though.)
if test "$BootingFromHc" = "NO"; then
FPTOOLS_ALEX
fi;
dnl --------------------------------------------------
dnl ### program checking section ends here ###
dnl --------------------------------------------------
dnl --------------------------------------------------
dnl * Platform header file and syscall feature tests
dnl ### checking the state of the local header files and syscalls ###
dnl ** check for full ANSI header (.h) files
AC_HEADER_STDC
dnl ** Enable large file support. NB. do this before testing the type of
dnl off_t, because it will affect the result of that test.
AC_SYS_LARGEFILE
dnl ** check for specific header (.h) files that we are interested in
AC_CHECK_HEADERS([bfd.h ctype.h dirent.h dlfcn.h errno.h fcntl.h grp.h limits.h locale.h nlist.h pthread.h pwd.h signal.h sys/cpuset.h sys/mman.h sys/resource.h sys/select.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/utsname.h sys/wait.h termios.h time.h utime.h windows.h winsock.h sched.h])
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_HEADER_TIME
dnl ** do we have long longs?
AC_CHECK_TYPES([long long])
dnl ** what are the sizes of various types
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(double, 8)
AC_CHECK_SIZEOF(float, 4)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
if test "$ac_cv_type_long_long" = yes; then
AC_CHECK_SIZEOF(long long, 8)
fi
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(unsigned char, 1)
AC_CHECK_SIZEOF(unsigned int, 4)
AC_CHECK_SIZEOF(unsigned long, 4)
if test "$ac_cv_type_long_long" = yes; then
AC_CHECK_SIZEOF(unsigned long long, 8)
fi
AC_CHECK_SIZEOF(unsigned short, 2)
AC_CHECK_SIZEOF(void *, 4)
dnl ** what are alignment constraints on various types
FP_CHECK_ALIGNMENT(char)
FP_CHECK_ALIGNMENT(double)
FP_CHECK_ALIGNMENT(float)
FP_CHECK_ALIGNMENT(int)
FP_CHECK_ALIGNMENT(long)
if test "$ac_cv_type_long_long" = yes; then
FP_CHECK_ALIGNMENT(long long)
fi
FP_CHECK_ALIGNMENT(short)
FP_CHECK_ALIGNMENT(unsigned char)
FP_CHECK_ALIGNMENT(unsigned int)
FP_CHECK_ALIGNMENT(unsigned long)
if test "$ac_cv_type_long_long" = yes; then
FP_CHECK_ALIGNMENT(unsigned long long)
fi
FP_CHECK_ALIGNMENT(unsigned short)
FP_CHECK_ALIGNMENT(void *)
FP_CHECK_FUNC([WinExec],
[@%:@include <windows.h>], [WinExec("",0)])
FP_CHECK_FUNC([GetModuleFileName],
[@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
dnl ** check return type of signal handlers
dnl Foo: assumes we can use prototypes.
dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
dnl #include <signal.h>
dnl #ifdef signal
dnl #undef signal
dnl #endif
dnl void (*signal (int, void (*)(int)))(int);
dnl ]],
dnl [[int i;]])],
dnl [ac_cv_type_signal_handler=void_int],
dnl [ac_cv_type_signal_handler=int_void])])
dnl if test "$ac_cv_type_signal_handler" = void_int; then
dnl AC_DEFINE(VOID_INT_SIGNALS)
dnl fi
dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
AC_TYPE_SIGNAL
if test "$ac_cv_type_signal" = void; then
AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
fi
dnl ** check for more functions
dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times ctime_r sched_setaffinity setlocale])
AC_TRY_RUN([
#include <sys/types.h>
#include <sys/time.h>
int main(void) {
struct itimerval tval;
tval.it_value.tv_sec = 1;
tval.it_value.tv_usec = 0;
tval.it_interval = tval.it_value;
return setitimer(ITIMER_VIRTUAL, &tval, (void*)0) != 0;
}
],[AC_DEFINE([HAVE_SETITIMER_VIRTUAL], [1], [Define to 1 if setitimer accepts ITIMER_VIRTUAL, 0 else.])])
dnl ** On OS X 10.4 (at least), time.h doesn't declare ctime_r if
dnl ** _POSIX_C_SOURCE is defined
AC_CHECK_DECLS([ctime_r], , ,
[#define _POSIX_SOURCE 1
#define _POSIX_C_SOURCE 199506L
#include <time.h>])
dnl ** check for mingwex library
AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
AC_SUBST(HaveLibMingwEx)
if test $HaveLibMingwEx = YES ; then
AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
fi
dnl ** check for math library
dnl Keep that check as early as possible.
dnl as we need to know whether we need libm
dnl for math functions or not
dnl (see http://hackage.haskell.org/trac/ghc/ticket/3730)
AC_CHECK_LIB(m, atan, HaveLibM=YES, HaveLibM=NO)
if test $HaveLibM = YES
then
AC_DEFINE([HAVE_LIBM], [1], [Define to 1 if you need to link with libm])
fi
dnl ** check whether this machine has BFD and liberty installed (used for debugging)
dnl the order of these tests matters: bfd needs liberty
AC_CHECK_LIB(iberty, xmalloc)
AC_CHECK_LIB(bfd, bfd_init)
dnl ################################################################
dnl Check for libraries
dnl ################################################################
dnl ** check whether we need -ldl to get dlopen()
AC_CHECK_LIB(dl, dlopen,
[HaveLibDL=YES
AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
LIBS="$LIBS -ldl"],
[HaveLibDL=NO])
AC_SUBST(HaveLibDL)
dnl --------------------------------------------------
dnl * Miscellaneous feature tests
dnl --------------------------------------------------
dnl ** can we get alloca?
AC_FUNC_ALLOCA
dnl ** Working vfork?
AC_FUNC_FORK
dnl ** determine whether or not const works
AC_C_CONST
dnl ** are we big endian?
AC_C_BIGENDIAN
FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
dnl ** check for leading underscores in symbol names
FP_LEADING_UNDERSCORE
dnl ** check for ld, whether it has an -x option, and if it is GNU ld
FP_PROG_LD_X
FP_PROG_LD_IS_GNU
FP_PROG_LD_BUILD_ID
dnl ** check for Apple-style dead-stripping support
dnl (.subsections-via-symbols assembler directive)
AC_MSG_CHECKING(for .subsections_via_symbols)
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [__asm__ (".subsections_via_symbols");])],
[AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[1],
[Define to 1 if Apple-style dead-stripping is supported.])
],
[AC_MSG_RESULT(no)])
dnl *** check for GNU non-executable stack note support (ELF only)
dnl (.section .note.GNU-stack,"",@progbits)
dnl This test doesn't work with "gcc -g" in gcc 4.4 (GHC trac #3889:
dnl Error: can't resolve `.note.GNU-stack' {.note.GNU-stack section} - `.Ltext0' {.text section}
dnl so we empty CFLAGS while running this test
CFLAGS2="$CFLAGS"
CFLAGS=
AC_MSG_CHECKING(for GNU non-executable stack support)
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([__asm__ (".section .note.GNU-stack,\"\",@progbits");], [0])],
[AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_GNU_NONEXEC_STACK],[1],
[Define to 1 if GNU non-executable stack notes are supported.])
],
[AC_MSG_RESULT(no)])
CFLAGS="$CFLAGS2"
FP_VISIBILITY_HIDDEN
dnl ** check for librt
AC_CHECK_LIB(rt, clock_gettime)
AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)
FP_CHECK_TIMER_CREATE
dnl ** check for Apple's "interesting" long double compatibility scheme
AC_MSG_CHECKING(for printf\$LDBLStub)
AC_TRY_LINK_FUNC(printf\$LDBLStub,
[
AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
[Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
],
[
AC_MSG_RESULT(no)
AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
[Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
])
dnl ** check for eventfd which is needed by the I/O manager
AC_CHECK_HEADERS([sys/eventfd.h])
AC_CHECK_FUNCS([eventfd])
# test for GTK+
AC_PATH_PROGS([GTK_CONFIG], [pkg-config])
if test -n "$GTK_CONFIG"; then
if $GTK_CONFIG gtk+-2.0 --atleast-version=2.0; then
GTK_CONFIG="$GTK_CONFIG gtk+-2.0"
else
AC_MSG_WARN([GTK+ not usable, need at least version 2.0])
GTK_CONFIG=
fi
fi
AC_SUBST([GTK_CONFIG])
#Checking for PAPI
AC_CHECK_LIB(papi, PAPI_library_init, HavePapiLib=YES, HavePapiLib=NO)
AC_CHECK_HEADER([papi.h], [HavePapiHeader=YES], [HavePapiHeader=NO])
AC_SUBST(HavePapiLib)
AC_SUBST(HavePapiHeader)
AC_CHECK_FUNCS(__mingw_vfprintf)
if test "$HavePapiLib" = "YES" -a "$HavePapiHeader" = "YES"; then
HavePapi=YES
else
HavePapi=NO
fi
AC_SUBST(HavePapi)
if test "$HAVE_DOCBOOK_XSL" = "NO" ||
test "$XsltprocCmd" = ""
then
BUILD_DOCBOOK_HTML=NO
else
BUILD_DOCBOOK_HTML=YES
fi
AC_SUBST(BUILD_DOCBOOK_HTML)
if test "$DblatexCmd" = ""
then
BUILD_DOCBOOK_PS=NO
BUILD_DOCBOOK_PDF=NO
else
BUILD_DOCBOOK_PS=YES
BUILD_DOCBOOK_PDF=YES
fi
AC_SUBST(BUILD_DOCBOOK_PS)
AC_SUBST(BUILD_DOCBOOK_PDF)
LIBRARY_VERSION(base)
LIBRARY_VERSION(Cabal)
LIBRARY_VERSION(ghc-prim)
LIBRARY_ghc_VERSION="$ProjectVersion"
AC_SUBST(LIBRARY_ghc_VERSION)
if grep ' ' compiler/ghc.cabal.in 2>&1 >/dev/null; then
AC_MSG_ERROR([compiler/ghc.cabal.in contains tab characters; please remove them])
fi
AC_CONFIG_FILES([mk/config.mk mk/install.mk mk/project.mk compiler/ghc.cabal ghc/ghc-bin.cabal utils/runghc/runghc.cabal ghc.spec settings docs/users_guide/ug-book.xml docs/users_guide/ug-ent.xml docs/index.html libraries/prologue.txt distrib/ghc.iss distrib/configure.ac])
AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])
AC_OUTPUT
# We get caught by
# http://savannah.gnu.org/bugs/index.php?1516
# $(eval ...) inside conditionals causes errors
# with make 3.80, so warn the user if it looks like they're about to
# try to use it.
# We would use "grep -q" here, but Solaris's grep doesn't support it.
checkMake380() {
if $1 --version 2>&1 | head -1 | grep 'GNU Make 3\.80' > /dev/null
then
echo
echo "WARNING: It looks like \"$1\" is GNU make 3.80."
echo "This version cannot be used to build GHC."
echo "Please use GNU make >= 3.81."
fi
}
checkMake380 make
checkMake380 gmake
echo ["
----------------------------------------------------------------------
Configure completed successfully.
Building GHC version : $ProjectVersion
Build platform : $BuildPlatform
Host platform : $HostPlatform
Target platform : $TargetPlatform
"]
if test "$BootingFromHc" = "YES"; then
echo ["\
Bootstrapping from HC files.
"]
else
echo ["\
Bootstrapping using : $WithGhc
which is version : $GhcVersion
"]
fi
echo ["\
Using GCC : $WhatGccIsCalled
which is version : $GccVersion
ld : $LdCmd
Happy : $HappyCmd ($HappyVersion)
Alex : $AlexCmd ($AlexVersion)
Python : $PythonCmd
Perl : $PerlCmd
dblatex : $DblatexCmd
xsltproc : $XsltprocCmd"]
if test "$HSCOLOUR" = ""; then
echo ["
HsColour was not found; documentation will not contain source links
"]
else
echo ["\