dnl == autoconf source for the Glasgow FP tools ==
-dnl (grep for '^dnl' to see the outline of this file)
+dnl (run "grep '^dnl \*' configure.in | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
+dnl (or some such) to see the outline of this file)
dnl
-dnl * INITIAL SETUP, CHOICE OF PLATFORM(S)
-#!/bin/sh
#
-# (c) The AQUA Project, Glasgow University, 1994-1997
+# (c) The AQUA Project, Glasgow University, 1994-1998
#
-# Configure script for the Glasgow functional programming tools
-# (created automagically by autoconf...do not edit by hand)
+# Configure script template for the Glasgow functional programming tools
#
-# Do "./configure --help" to see what flags are available.
-# (Better yet, read the documentation!)
+# Process with 'autoconf' 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!)
+#
+
# First off, a distrib sanity check..
AC_INIT(mk/config.mk.in)
+dnl * We require autoconf version 2.53 due to the use of AC_SYS_LARGEFILE
+AC_PREREQ(2.52)
+
+dnl * Declare subdirectories that have a private configure script
+dnl
+dnl After the toplevel configuration is complete, the script will recurse into
+dnl these subdirectories (the use of cache values makes repeated checks cheap)
+dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
+AC_CONFIG_SUBDIRS(ghc)
+
# -------------------------------------------------------------------------
# Prepare to generate the following header files
#
#
AC_CONFIG_HEADER(mk/config.h)
-# No, we don't do `--srcdir'...
+# 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
#
# Remove common automounter nonsense + convert from UNC to DOS style paths
-# (cygwin32-beta18 for UNC isn't quite there yet.)
+# (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
#
hardtop=`pwd`
hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
echo ''
echo "*** The top of your build tree is: $hardtop"
-AC_SUBST(hardtop)
+# subst of hardtop is done below after we've computed hardtop_plat.
-####--------------------------------------------------------------------
-dnl ** choose host(/target/build) platform
-#
-# Guess host/target/build platform(s) if necessary.
-#
+dnl--------------------------------------------------------------------
+dnl * Choose host(/target/build) platform
+dnl--------------------------------------------------------------------
+
+dnl Guess host/target/build platform(s) if necessary.
AC_CANONICAL_SYSTEM
# "$host" defaults to "$target"
if test "x$host" = xNONE ; then
host=$target
fi
-# "$build" defaults to "$host"
-#if test "x$build" = xNONE ; then
-# build=$host
-#else
-# echo "This configuration does not support the \`--build' option."
-# exit 1
-#fi
dnl ** canonicalize platform names
-# Canonicali[sz]e those babies
BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
# We also record the architecture, vendor, and operating system (OS)
# separately.
case $HostPlatform in
-alpha-dec-osf[[12]]*)
+alpha*-dec-osf[[12]]*)
HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
BuildPlatform=alpha-dec-osf1 # hack
HostVendor_CPP='dec'
HostOS_CPP='osf1'
;;
-alpha-dec-osf[[34]]*)
+alpha*-dec-osf[[345]]*)
HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
BuildPlatform=alpha-dec-osf3 # hack
HostVendor_CPP='dec'
HostOS_CPP='osf3'
;;
+alpha*-unknown-linux)
+ HostPlatform=alpha-unknown-linux
+ TargetPlatform=alpha-unknown-linux
+ BuildPlatform=alpha-unknown-linux
+ HostPlatform_CPP='alpha_unknown_linux'
+ HostArch_CPP='alpha'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='linux'
+ ;;
+alpha*-unknown-freebsd*)
+ HostPlatform=alpha-unknown-freebsd
+ TargetPlatform=alpha-unknown-freebsd
+ BuildPlatform=alpha-unknown-freebsd
+ HostPlatform_CPP='alpha_unknown_freebsd'
+ HostArch_CPP='alpha'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='freebsd'
+ ;;
hppa1.1-hp-hpux*)
HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
TargetPlatform=hppa1.1-hp-hpux
HostVendor_CPP='unknown'
HostOS_CPP='linux'
;;
-i[[3456]]86-*-freebsd*)
+i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
HostPlatform=i386-unknown-freebsd # hack again
TargetPlatform=i386-unknown-freebsd
BuildPlatform=i386-unknown-freebsd
HostVendor_CPP='unknown'
HostOS_CPP='freebsd'
;;
+i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
+ HostPlatform=i386-unknown-freebsd2 # hack again
+ TargetPlatform=i386-unknown-freebsd2
+ BuildPlatform=i386-unknown-freebsd2
+ HostPlatform_CPP='i386_unknown_freebsd2'
+ HostArch_CPP='i386'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='freebsd2'
+ ;;
i[[3456]]86-*-netbsd*)
HostPlatform=i386-unknown-netbsd # hack again
TargetPlatform=i386-unknown-netbsd
HostVendor_CPP='unknown'
HostOS_CPP='netbsd'
;;
+i[[3456]]86-*-openbsd*)
+ HostPlatform=i386-unknown-openbsd # hack again
+ TargetPlatform=i386-unknown-openbsd
+ BuildPlatform=i386-unknown-openbsd
+ HostPlatform_CPP='i386_unknown_openbsd'
+ HostArch_CPP='i386'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='openbsd'
+ ;;
i[[3456]]86-*-solaris2*)
HostPlatform=i386-unknown-solaris2 # hack again
TargetPlatform=i386-unknown-solaris2
HostVendor_CPP='unknown'
HostOS_CPP='solaris2'
;;
-i[[3456]]86-*-cygwin32*)
+i[[3456]]86-*-cygwin*)
HostPlatform=i386-unknown-cygwin32 # hack again
TargetPlatform=i386-unknown-cygwin32
BuildPlatform=i386-unknown-cygwin32
HostOS_CPP='cygwin32'
exeext='.exe'
;;
+i[[3456]]86-*-mingw32*)
+ HostPlatform=i386-unknown-mingw32 # hack again
+ TargetPlatform=i386-unknown-mingw32
+ BuildPlatform=i386-unknown-mingw32
+ HostPlatform_CPP='i386_unknown_mingw32'
+ HostArch_CPP='i386'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='mingw32'
+ exeext='.exe'
+ ;;
+ia64-*-linux*)
+ HostPlatform=ia64-unknown-linux # hack again
+ TargetPlatform=ia64-unknown-linux
+ BuildPlatform=ia64-unknown-linux
+ HostPlatform_CPP='ia64_unknown_linux'
+ HostArch_CPP='ia64'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='linux'
+ ;;
m68k-next-nextstep2)
HostPlatform_CPP='m68k_next_nextstep2'
HostArch_CPP='m68k'
HostVendor_CPP='next'
HostOS_CPP='nextstep3'
;;
+m68k-*-openbsd*)
+ HostPlatform=m68k-unknown-openbsd
+ TargetPlatform=m68k-unknown-openbsd
+ BuildPlatform=m68k-unknown-openbsd
+ HostPlatform_CPP='m68k_unknown_openbsd'
+ HostArch_CPP='m68k'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='openbsd'
+ ;;
+m68k-apple-netbsd*)
+ HostPlatform=m68k-apple-netbsd
+ TargetPlatform=m68k-apple-netbsd
+ BuildPlatform=m68k-apple-netbsd
+ HostPlatform_CPP='m68k_apple_netbsd'
+ HostArch_CPP='m68k'
+ HostVendor_CPP='apple'
+ HostOS_CPP='netbsd'
+ ;;
m68k-sun-sunos4*)
HostPlatform=m68k-sun-sunos4
TargetPlatform=m68k-sun-sunos4 #hack
HostVendor_CPP='ibm'
HostOS_CPP='aix'
;;
+powerpc-apple-darwin*)
+ HostPlatform=powerpc-apple-darwin
+ TargetPlatform=powerpc-apple-darwin #hack
+ BuildPlatform=powerpc-apple-darwin #hack
+ HostPlatform_CPP='powerpc_apple_darwin'
+ HostArch_CPP='powerpc'
+ HostVendor_CPP='apple'
+ HostOS_CPP='darwin'
+ ;;
sparc-sun-sunos4*)
HostPlatform=sparc-sun-sunos4
TargetPlatform=sparc-sun-sunos4 #hack
AC_SUBST(exeext)
-dnl * Booting from .hc files?
-#--------------------------------------------------------------
-AC_ARG_ENABLE(hc-boot,
- [
-Boot the Glasgow Haskell Compiler from intermediate .hc files.
-(This option is mostly of interest for porters.)
- ],
+#
+# The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
+# (but with b-slashes being escaped).
+case $HostPlatform in
+ i386-unknown-mingw32 | i386-unknown-cygwin32)
+ # get rid off /cygdrive/ prefix
+ hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
+ hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
+ ;;
+ *)
+ hardtop_plat=${hardtop}
+ ;;
+esac
+AC_SUBST(hardtop)
+AC_SUBST(hardtop_plat)
+
+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,
+[ --with-ghc=<haskell compiler>
+ Use a command different from 'ghc' to compile GHC-specific Haskell code
+ (including GHC itself).
+],
+[ WithGhc="$withval" ],
+[
+ if test "$GHC" = ""; then
+ AC_PATH_PROG(GHC,ghc)
+ fi
+ WithGhc=$GHC
+]
+)
+AC_SUBST(WithGhc)
+
+AC_ARG_WITH(hc,
+[ --with-hc=<haskell compiler>
+ Use a command different from 'ghc' to compile generic Haskell code.
+],
+[WithHc="$withval"],
+[WithHc=$WithGhc]
+)
+AC_SUBST(WithHc)
+
+if test "$WithGhc" != ""; then
+ FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
+ AC_SUBST(GhcVersion)dnl
+ AC_SUBST(GhcMajVersion)dnl
+ AC_SUBST(GhcMinVersion)dnl
+ AC_SUBST(GhcPatchLevel)dnl
+fi
+
+AC_PATH_PROGS(NHC,nhc nhc98)
+AC_PATH_PROG(HBC,hbc)
+
+dnl ** Which gcc to use?
+dnl --------------------------------------------------------------
+AC_ARG_WITH(gcc,
+[ --with-gcc=<gcc command>
+ Use a different command instead of 'gcc' for the GNU C compiler.
+],
+[WhatGccIsCalled="$withval"
+ if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
+ # Canonicalise to <drive>:/path/to/gcc
+ withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
+ fi;
+ CC="$withval"],
+[WhatGccIsCalled="gcc"]
+)
+AC_SUBST(WhatGccIsCalled)
- BootingFromHc=YES,
- BootingFromHc=NO
+dnl ** Booting from .hc files?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(hc-boot,
+[ --enable-hc-boot
+ Boot the Glasgow Haskell Compiler from intermediate .hc files.
+ (This option is mostly of interest to porters.)
+],
+[BootingFromHc=YES],
+[BootingFromHc=NO]
)
AC_SUBST(BootingFromHc)
-# -------------------------------------------------------------------------
-dnl
-dnl * _GENERAL_ CONFIGURATION CHECKS
-#
+dnl ** Booting from unregisterised .hc files?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(hc-boot-unregisterised,
+[ --enable-hc-boot-unregisterised
+ With --enable-hc-boot, treat the intermediate .hc files as
+ unregisterised rather than registerised code.
+ (This option is mostly of interest to porters.)
+],
+[BootingFromUnregisterisedHc=YES],
+[BootingFromUnregisterisedHc=NO]
+)
+AC_SUBST(BootingFromUnregisterisedHc)
+
+if test "$BootingFromHc" = "NO"; then
+if test "$BootingFromUnregisterisedHc" = "YES"; then
+AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
+fi;
+fi;
+
+dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
+if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
+AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
+fi;
+
+dnl ** Enable multi-thread friendly RTS?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(threaded-rts,
+[ --enable-threaded-rts
+ Support better interop with OS threads.
+],
+[ThreadedRts=YES],
+[ThreadedRts=NO]
+)
+AC_SUBST(ThreadedRts)
+
+dnl ** Enable the construction of Win32 DLLs?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(win32-dlls,
+[ --enable-win32-dlls
+ If on a Win32 platform running mingw32/cygwin, enable the
+ construction of DLLs containing ghc-compiled code.
+],
+[
+case $HostOS_CPP in
+cygwin32) ;;
+mingw32) ;;
+*) echo "Unrecognised win32 platform: $HostPlatform"
+ exit 1
+ ;;
+esac
+EnableWin32DLLs=YES
+],
+[EnableWin32DLLs=NO]
+)
+AC_SUBST(EnableWin32DLLs)
+if test x"$EnableWin32DLLs" = "xYES" ; then
+ AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
+fi
+
+dnl ** Enable the building of the ObjectIO?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(objectio,
+[ --enable-objectio
+ Build ObjectIO, a portable GUI library for Haskell.
+ (This option is only relevant when libraries are built.)
+],
+[GhcLibsWithObjectIO=YES],
+[GhcLibsWithObjectIO=NO]
+)
+AC_SUBST(GhcLibsWithObjectIO)
+
+dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(hopengl,
+[ --enable-hopengl
+ Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
+ (NOTE: Work in progress, currently only GLUT is supported!)
+],
+[GhcLibsWithHOpenGL=YES],
+[GhcLibsWithHOpenGL=NO]
+)
+AC_SUBST(GhcLibsWithHOpenGL)
+
+dnl --------------------------------------------------------------
+dnl End of configure script option section
+dnl --------------------------------------------------------------
+
+
+dnl --------------------------------------------------------------
+dnl * General configuration checks
+dnl --------------------------------------------------------------
-#
dnl ** does #! work?
-#
AC_SYS_INTERPRETER()
-#
-dnl ** look for `perl', but watch out for version 4.035
-#
-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
-#
-dnl ** does #!.../perl work? (sometimes it's too long...)
-#
+dnl ** look for `perl', but only in /bin on Windows
+case $HostOS_CPP in
+cygwin32|mingw32)
+ AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
+ if test -z "$PerlCmd"; then
+ echo "You must install the version of Perl shipped with GHC"
+ echo "(or a compatible one) in /bin."
+ exit 1
+ fi
+ ;;
+*)
+ AC_PATH_PROG(PerlCmd,perl)
+ if test -z "$PerlCmd"; then
+ echo "You must install perl before you can continue"
+ echo "Perhaps it is already installed, but not in your PATH?"
+ exit 1
+ else
+ FPTOOLS_CHECK_PERL_VERSION
+ fi
+ ;;
+esac
+
+dnl ** does #! path/to/perl work? (sometimes it's too long...)
FPTOOLS_SHEBANG_PERL
-#
+dnl ** check for Python
+AC_PATH_PROG(PythonCmd,python)
+
dnl ** look for GCC and find out which version
-# Figure out which C compiler to use. Gcc is preferred.
-# If gcc, make sure it's at least 2.1
-#
+dnl Figure out which C compiler to use. Gcc is preferred.
+dnl If gcc, make sure it's at least 2.1
+dnl
AC_PROG_CC
FPTOOLS_HAVE_GCC
+FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
-#
dnl ** figure out how to invoke cpp directly (gcc -E is no good)
-#
AC_PROG_CPP
-FPTOOLS_PROG_GNUCPP
-#
+dnl ** Without optimization some INLINE trickery fails for GHCi
+SRC_CC_OPTS="-O"
+
+dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
+if test x"$TargetOS_CPP" = x"mingw32"; then
+ FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
+ SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
+ CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
+fi
+AC_SUBST(SRC_CC_OPTS)
+
dnl ** figure out how to do context diffs
-#
FPTOOLS_PROG_DIFF
-#
+dnl ** Find find command (for Win32's benefit)
+FPTOOLS_FIND_FIND
+
dnl ** look for a decent parser generator (bison preferred)
-#
-# (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
-# on the suitability of the 'yacc' returned.)
+dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
+dnl on the suitability of the 'yacc' returned.)
FPTOOLS_PROG_YACCY
-#
-dnl ** Find lex command (lex or flex) and library (-ll or -lfl)
-#
-AC_PROG_LEX
+dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
+dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
+dnl exists if 'flex' doesn't.
+AC_PROG_LEX_STRICT
-#
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)
+
dnl ** how to invoke `ar' and `ranlib'
-#
FPTOOLS_PROG_AR_AND_RANLIB
-#
-#
dnl ** Check to see whether ln -s works
-#
AC_PROG_LN_S
-#
-dnl ** Find the path to sed **
-#
+
+dnl ** Find the path to sed
AC_PATH_PROG(SedCmd,sed)
-#
-dnl ** check for time command **
+
+dnl ** check for time command
AC_PATH_PROG(TimeCmd,time)
-#
-dnl ** check for tar **
-#
-# if GNU tar is named gtar, look for it first.
-#
+dnl ** check for tar
+dnl if GNU tar is named gtar, look for it first.
AC_PATH_PROGS(TarCmd,gtar tar,tar)
-#
-dnl ** check for gzip/compress **
+dnl ** check for gzip/compress
AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
+dnl ** check for jade/openjade & determine a working catalog
+AC_PATH_PROGS(JadeCmd,openjade jade,jade)
+FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
+ /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
+if test -z "$Catalog"; then
+ AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
+fi
+case $Catalog in
+ yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
+ Catalog=
+ ;;
+ glafp*)
+ case $HostOS_CPP in
+ mingw32)
+ Catalog=`cygpath -w $hardtop/$Catalog`
+ ;;
+ *) Catalog=$hardtop/$Catalog
+ ;;
+ esac
+ ;;
+esac
+AC_SUBST(Catalog)
+
compress_nm=`basename $CompressCmd`
if test x"$compress_nm" = xgzip; then
CompressCmd="$CompressCmd -d"
AC_SUBST(CompressCmd)
AC_SUBST(CompressSuffix)
-dnl
+dnl ** check for ghc-pkg command
+AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
+
+AC_ARG_WITH(greencard,
+[ --with-greencard=<greencard compiler>
+ Use a command different from 'green-card' to compile GreenCard files
+],
+[
+GreencardCmd=$withval;
+FPTOOLS_GREENCARD(3.00)
+]
+)
+
+AC_ARG_ENABLE(src-tree-happy,
+[ --enable-src-tree-happy
+ Build and use source tree (fptools/happy) version of happy.
+],
+[UseSrcTreeHappy=YES],
+[UseSrcTreeHappy=NO]
+)
dnl ** check for installed happy binary + version
dnl (don't do it if we're booting from .hc files though.)
-if (test "$BootingFromHc" = "NO"); then
+if test "$BootingFromHc" = "NO"; then
FPTOOLS_HAPPY
fi;
-#### program checking section ends here ####
+AC_ARG_ENABLE(src-tree-haddock,
+[ --enable-src-tree-haddock
+ Build and use source tree (fptools/haddock) version of haddock.
+],
+[UseSrcTreeHaddock=YES],
+[UseSrcTreeHaddock=NO]
+)
+dnl ** check for installed haddock
+FPTOOLS_HADDOCK
-####--------------------------------------------------
-#### checking the state of the local header files and syscalls ####
+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(dirent.h fcntl.h grp.h malloc.h memory.h nlist.h pwd.h siginfo.h signal.h stdlib.h string.h sys/fault.h sys/file.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/vadvise.h sys/wait.h termios.h time.h types.h unistd.h utime.h vfork.h readline/readline.h bfd.h)
+AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h bfd.h winsock.h pthread.h sys/uio.h)
+AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
+
+AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
+AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
+
+if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
+ HaveReadlineHeaders=YES
+ AC_DEFINE(HAVE_READLINE_HEADERS,1)
+else
+ HaveReadlineHeaders=NO
+ AC_DEFINE(HAVE_READLINE_HEADERS,0)
+fi
+AC_SUBST(HaveReadlineHeaders)
+
+dnl ** check for DOS include files
+AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
+
+dnl ** check for Windows include files
+AC_CHECK_HEADERS(windows.h)
+
+dnl ** check for OpenGL include files
+AC_CHECK_HEADERS(GL/gl.h)
-#
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
-#
AC_HEADER_TIME
-#
+
+dnl dynamic loading include files
+AC_CHECK_HEADERS(dlfcn.h dl.h)
+
+dnl ** check for farcalloc (in bcc)
+AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
+
+dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
+AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
+
+dnl ** check for POSIX regex
+HavePosixRegex=NO
+AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
+AC_SUBST(HavePosixRegex)
+
dnl ** how do we get a timezone name, and UTC offset ?
-#
AC_STRUCT_TIMEZONE
-#
dnl ** what's the type of timezone?
+FPTOOLS_HAVE_TIMEZONE
FPTOOLS_TYPE_TIMEZONE
-#
dnl ** do we have altzone?
FPTOOLS_ALTZONE
+dnl ** does struct stat contain st_blksize?
+AC_STRUCT_ST_BLKSIZE
+
+dnl ** do we have long longs?
+FPTOOLS_C_LONG_LONG
+
+dnl ** check what fields struct msghdr contains
+FPTOOLS_MSGHDR_MSG_ACCRIGHTS
+FPTOOLS_MSGHDR_MSG_CONTROL
+
dnl ** what are the sizes of various types
dnl (these must come before GHC_CHECK_ALIGNMENT)
-AC_CHECK_SIZEOF(unsigned int,4)
-AC_CHECK_SIZEOF(float, 4)
-AC_CHECK_SIZEOF(double, 8)
-AC_CHECK_SIZEOF(long, 4)
-AC_CHECK_SIZEOF(void *, 4)
+AC_CHECK_SIZEOF(char, 1)
+AC_CHECK_SIZEOF(double, 8)
+AC_CHECK_SIZEOF(float, 4)
+AC_CHECK_SIZEOF(int, 4)
+AC_CHECK_SIZEOF(long, 4)
+if test "$fptools_cv_have_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 "$fptools_cv_have_long_long" = yes; then
+AC_CHECK_SIZEOF(unsigned long long, 8)
+fi
+AC_CHECK_SIZEOF(unsigned short, 2)
+AC_CHECK_SIZEOF(void *, 4)
dnl ** what are alignment constraints on various types
-FPTOOLS_CHECK_ALIGNMENT(unsigned int) dnl redundant but harmless
-FPTOOLS_CHECK_ALIGNMENT(long)
-FPTOOLS_CHECK_ALIGNMENT(float)
+FPTOOLS_CHECK_ALIGNMENT(char)
FPTOOLS_CHECK_ALIGNMENT(double)
+FPTOOLS_CHECK_ALIGNMENT(float)
+FPTOOLS_CHECK_ALIGNMENT(int)
+FPTOOLS_CHECK_ALIGNMENT(long)
+if test "$fptools_cv_have_long_long" = yes; then
+FPTOOLS_CHECK_ALIGNMENT(long long)
+fi
+FPTOOLS_CHECK_ALIGNMENT(short)
+FPTOOLS_CHECK_ALIGNMENT(unsigned char)
+FPTOOLS_CHECK_ALIGNMENT(unsigned int)
+FPTOOLS_CHECK_ALIGNMENT(unsigned long)
+if test "$fptools_cv_have_long_long" = yes; then
+FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
+fi
+FPTOOLS_CHECK_ALIGNMENT(unsigned short)
+FPTOOLS_CHECK_ALIGNMENT(void *)
+
+dnl ** map standard C types and ISO types to Haskell types
+FPTOOLS_CHECK_HTYPE(char)
+FPTOOLS_CHECK_HTYPE(signed char)
+FPTOOLS_CHECK_HTYPE(unsigned char)
+FPTOOLS_CHECK_HTYPE(short)
+FPTOOLS_CHECK_HTYPE(unsigned short)
+FPTOOLS_CHECK_HTYPE(int)
+FPTOOLS_CHECK_HTYPE(unsigned int)
+FPTOOLS_CHECK_HTYPE(long)
+FPTOOLS_CHECK_HTYPE(unsigned long)
+if test "$fptools_cv_have_long_long" = yes; then
+FPTOOLS_CHECK_HTYPE(long long)
+FPTOOLS_CHECK_HTYPE(unsigned long long)
+fi
+FPTOOLS_CHECK_HTYPE(float)
+FPTOOLS_CHECK_HTYPE(double)
+FPTOOLS_CHECK_HTYPE(ptrdiff_t)
+FPTOOLS_CHECK_HTYPE(size_t)
+FPTOOLS_CHECK_HTYPE(wchar_t)
+dnl Int32 is a HACK for non-ISO C compilers
+FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
+FPTOOLS_CHECK_HTYPE(clock_t)
+FPTOOLS_CHECK_HTYPE(time_t)
+FPTOOLS_CHECK_HTYPE(dev_t, Word32)
+FPTOOLS_CHECK_HTYPE(ino_t)
+FPTOOLS_CHECK_HTYPE(mode_t)
+FPTOOLS_CHECK_HTYPE(off_t)
+FPTOOLS_CHECK_HTYPE(pid_t)
+FPTOOLS_CHECK_HTYPE(gid_t)
+FPTOOLS_CHECK_HTYPE(uid_t)
+FPTOOLS_CHECK_HTYPE(cc_t)
+FPTOOLS_CHECK_HTYPE(speed_t)
+FPTOOLS_CHECK_HTYPE(tcflag_t)
+FPTOOLS_CHECK_HTYPE(blkcnt_t)
+FPTOOLS_CHECK_HTYPE(nlink_t)
+FPTOOLS_CHECK_HTYPE(ssize_t)
+FPTOOLS_CHECK_HTYPE(rlim_t)
+
+dnl ** Map OpenGL data types to Haskell types
+if test $GhcLibsWithHOpenGL = YES ; then
+FPTOOLS_CHECK_HTYPE(GLboolean)
+FPTOOLS_CHECK_HTYPE(GLbyte)
+FPTOOLS_CHECK_HTYPE(GLubyte)
+FPTOOLS_CHECK_HTYPE(GLshort)
+FPTOOLS_CHECK_HTYPE(GLushort)
+FPTOOLS_CHECK_HTYPE(GLint)
+FPTOOLS_CHECK_HTYPE(GLuint)
+FPTOOLS_CHECK_HTYPE(GLsizei)
+FPTOOLS_CHECK_HTYPE(GLenum)
+FPTOOLS_CHECK_HTYPE(GLbitfield)
+FPTOOLS_CHECK_HTYPE(GLfloat)
+FPTOOLS_CHECK_HTYPE(GLclampf)
+FPTOOLS_CHECK_HTYPE(GLdouble)
+FPTOOLS_CHECK_HTYPE(GLclampd)
+fi
+
+FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
+
+dnl ** can we open files in binary mode?
+FPTOOLS_O_BINARY
+
+dnl ** check for GetModuleFileName and WinExec (windows only)
+dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
+dnl Doesn't work because the linker can't see the functions if
+dnl you omit the #include <windows.h>. (I've no idea why not...)
+
+FPTOOLS_TRY_LINK_NOWARN(,[
+#if HAVE_WINDOWS_H
+#include <windows.h>
+#endif
+main() {
+ WinExec("",0);
+ exit(0);
+}
+],
+[have_winexec=1],
+[have_winexec=0])
+if test "$have_winexec" = "1"; then
+AC_DEFINE(HAVE_WINEXEC)
+fi
+
+FPTOOLS_TRY_LINK_NOWARN(,[
+#if HAVE_WINDOWS_H
+#include <windows.h>
+#endif
+main() {
+ char* dir;
+ GetModuleFileName((HMODULE)0,dir,0);
+ exit(0);
+}
+],
+[have_getmodulefilename=1],
+[have_getmodulefilename=0])
+if test "$have_getmodulefilename" = "1"; then
+AC_DEFINE(HAVE_GETMODULEFILENAME)
+fi
+
+dnl ** check return type of signal handlers
+dnl Foo: assumes we can use prototypes.
+dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
+dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
+dnl [AC_TRY_COMPILE([#include <sys/types.h>
+dnl #include <signal.h>
+dnl #ifdef signal
+dnl #undef signal
+dnl #endif
+dnl void (*signal (int, void (*)(int)))(int);
+dnl ],
+dnl [int i;],
+dnl ac_cv_type_signal_handler=void_int,
+dnl ac_cv_type_signal_handler=int_void)])
+dnl if test "$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 "$ac_cv_type_signal" = void; then
+AC_DEFINE(VOID_INT_SIGNALS)
+fi
+
+dnl ** check for more functions
+AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
+AC_CHECK_FUNCS(strcmp)
+AC_CHECK_FUNCS(realpath _fullpath)
+AC_CHECK_FUNCS(PBHSetVolSync macsystem)
+AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
+AC_CHECK_FUNCS(vsnprintf _vsnprintf)
+AC_CHECK_FUNCS(snprintf _snprintf )
+AC_CHECK_FUNCS(popen _popen )
+AC_CHECK_FUNCS(pclose _pclose )
+AC_CHECK_FUNCS(setenv unsetenv)
-dnl ** do we have long longs?
-FPTOOLS_C_LONG_LONG
-#
dnl ** check for specific library functions that we are interested in
-#
-AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect setitimer stat sysconf timelocal times vadvise vfork)
+AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
-#
-dnl ** check whether this machine has GMP 2.0 installed
-#
-AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES, HaveLibGmp=NO)
+dnl ** Solaris2 needs additionl flag for getpw*_r()
+case "$TargetPlatform" in
+ *-solaris2*)
+ unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
+ AC_SUBST(unix_SRC_HSC2HS_OPTS)
+ ;;
+esac
+
+dnl ** check whether this machine has gmp3 installed
+AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
+ AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
+ HaveLibGmp=NO; LibGmp=not-installed))
AC_SUBST(HaveLibGmp)
+AC_SUBST(LibGmp)
+
+dnl ** (Mac OS X only: check for HaskellSupport.framework)
+HaveFrameworkHaskellSupport=NO
+if test $HostPlatform = "powerpc-apple-darwin"; then
+ AC_MSG_CHECKING([for HaskellSupport.framework])
+ save_libs="$LIBS"
+ LIBS="-framework HaskellSupport"
+ AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
+ if test $HaveFrameworkHaskellSupport = YES; then
+ AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
+ fi;
+ LIBS="$save_libs"
+ AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
+fi;
+AC_SUBST(HaveFrameworkHaskellSupport)
+
+dnl ** check for mingwex library
+AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
+AC_SUBST(HaveLibMingwEx)
+
+if test $HaveLibMingwEx = YES ; then
+ AC_DEFINE(HAVE_MINGWEX)
+fi
+
+if test "$HaveLibGmp" = "NO"; then
+if test "$HostArch_CPP" = "ia64"; then
+AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
+fi;
+fi;
+
+dnl ** check whether this machine has GNU regex in libc.
+FPTOOLS_REGEX_IN_LIBC
-#
dnl ** check whether this machine has BFD and liberty installed (used for debugging)
-dnl ** the order of these tests matters: bfd needs liberty
-#
+dnl the order of these tests matters: bfd needs liberty
AC_CHECK_LIB(iberty, xmalloc)
AC_CHECK_LIB(bfd, bfd_init)
-#
-# Misc
-#
+dnl ** check for readline, for Hugs and hslibs' Readline
+dnl ncurses supersedes termcap and curses, but for compatibility,
+dnl we have to check for all...
+AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
+ AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
+ AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
+ HaveLibTermcap=NO; LibTermcap=not-installed)))
+
+if test $HaveLibTermcap = YES ; then
+ LIBS="-l$LibTermcap $LIBS"
+ AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
+fi
+
+if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
+ AC_DEFINE(HAVE_READLINE_LIBS,1)
+ LibsReadline="readline $LibTermcap"
+else
+ AC_DEFINE(HAVE_READLINE_LIBS,0)
+ LibsReadline=
+fi
+AC_SUBST(LibsReadline)
+
+if test "$HaveLibReadline"; then
+ AC_CHECK_LIB(readline, rl_erase_empty_line,
+ [AC_DEFINE(HAVE_READLINE_4, 1)],
+ [AC_DEFINE(HAVE_READLINE_4, 0)])
+ AC_CHECK_LIB(readline, rl_free_undo_list,
+ [AC_DEFINE(HAVE_READLINE_4_2, 1)],
+ [AC_DEFINE(HAVE_READLINE_4_2, 0)])
+else
+ AC_DEFINE(HAVE_READLINE_4, 0)
+ AC_DEFINE(HAVE_READLINE_4_2, 0)
+fi
+
+dnl ** check for math library
+FPTOOLS_CHECK_LIBM()
+AC_SUBST(LIBM)
+
+case $HostOS_CPP in
+cygwin32) ;;
+mingw32) ;;
+*) AC_PATH_XTRA() ;;
+esac
+
+dnl ** check for OpenGL/GLUT/GLX include paths and libraries
+if test $GhcLibsWithHOpenGL = YES ; then
+FPTOOLS_HAVE_OPENGL
+fi
+
+dnl ################################################################
+dnl Check for libraries
+dnl ################################################################
+
+dnl ** check for libdl & RTLD_NEXT
+
+dnl (Mac OS X only) ... but don't check if we already have the
+dnl HaskellSupport.framework
+
+if test $HaveFrameworkHaskellSupport = YES; then
+ HaveLibDL=NO
+ HaveRtldNext=NO
+ HaveRtldLocal=YES
+ AC_DEFINE(HAVE_RTLDLOCAL)
+ HaveRtldGlobal=YES
+ AC_DEFINE(HAVE_RTLDGLOBAL)
+ HaveRtldNow=YES
+ AC_DEFINE(HAVE_RTLDNOW)
+ AC_SUBST(HaveLibDL)
+ AC_SUBST(HaveRtldNext)
+ AC_SUBST(HaveRtldLocal)
+ AC_SUBST(HaveRtldGlobal)
+ AC_SUBST(HaveRtldNow)
+else
+ AC_CHECK_LIB(dl, dlopen,
+ [HaveLibDL=YES
+ AC_DEFINE(HAVE_LIBDL)
+ LIBS="$LIBS -ldl"],
+ [HaveLibDL=NO])
+ AC_CHECK_FUNCS(dlopen)
+ AC_SUBST(HaveLibDL)
+
+ dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
+ AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
+ AC_EGREP_CPP(yes,
+ [
+ #include <dlfcn.h>
+ #ifdef RTLD_NEXT
+ yes
+ #endif
+ ], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_RTLDNEXT)
+ HaveRtldNext=YES
+ ], [
+ AC_MSG_RESULT(no)
+ HaveRtldNext=NO
+ ])
+ AC_SUBST(HaveRtldNext)
+
+ dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
+ AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
+ AC_EGREP_CPP(yes,
+ [
+ #include <dlfcn.h>
+ #ifdef RTLD_LOCAL
+ yes
+ #endif
+ ], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_RTLDLOCAL)
+ HaveRtldLocal=YES
+ ], [
+ AC_MSG_RESULT(no)
+ HaveRtldLocal=NO
+ ])
+ AC_SUBST(HaveRtldLocal)
+
+ dnl ** RTLD_GLOBAL isn't available on openbsd
+ AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
+ AC_EGREP_CPP(yes,
+ [
+ #include <dlfcn.h>
+ #ifdef RTLD_GLOBAL
+ yes
+ #endif
+ ], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_RTLDGLOBAL)
+ HaveRtldGlobal=YES
+ ], [
+ AC_MSG_RESULT(no)
+ HaveRtldGlobal=NO
+ ])
+ AC_SUBST(HaveRtldGlobal)
+
+ dnl ** RTLD_NOW isn't available on openbsd
+ AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
+ AC_EGREP_CPP(yes,
+ [
+ #include <dlfcn.h>
+ #ifdef RTLD_NOW
+ yes
+ #endif
+ ], [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_RTLDNOW)
+ HaveRtldNow=YES
+ ], [
+ AC_MSG_RESULT(no)
+ HaveRtldNow=NO
+ ])
+ AC_SUBST(HaveRtldNow)
+fi
+
+FPTOOLS_CHECK_LIB_NOWARN(m, atan)
+
+dnl ---------- usleep ----------
+dnl --- stolen from guile configure ---
+dnl --- FIXME: /usr/include/unistd.h can't be right?
+
+### On some systems usleep has no return value. If it does have one,
+### we'd like to return it; otherwise, we'll fake it.
+AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
+ [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
+ /usr/include/unistd.h,
+ [cv_func_usleep_return_type=void],
+ [cv_func_usleep_return_type=int])])
+case "$cv_func_usleep_return_type" in
+ "void" )
+ AC_DEFINE(USLEEP_RETURNS_VOID, 1,
+ [Define if the system headers declare usleep to return void.])
+ ;;
+esac
+
+dnl --------------------------------------------------
+dnl * test for in_addr_t
+dnl --------------------------------------------------
+AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
+AC_EGREP_HEADER(in_addr_t, netinet/in.h,
+ [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
+ AC_MSG_RESULT(no))
+
+dnl --------------------------------------------------
+dnl * test for Linux sendfile(2)
+dnl --------------------------------------------------
+AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
+AC_EGREP_HEADER(sendfile, sys/sendfile.h,
+ [ AC_DEFINE(HAVE_LINUX_SENDFILE) AC_MSG_RESULT(yes) ],
+ AC_MSG_RESULT(no))
+
+dnl --------------------------------------------------
+dnl * test for BSD sendfile(2)
+dnl --------------------------------------------------
+AC_MSG_CHECKING(for sendfile in sys/socket.h)
+AC_EGREP_HEADER(sendfile, sys/socket.h,
+ [ AC_DEFINE(HAVE_BSD_SENDFILE) AC_MSG_RESULT(yes) ],
+ AC_MSG_RESULT(no))
+
+dnl --------------------------------------------------
+dnl * test for GTK+
+dnl --------------------------------------------------
+
+AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
+if test "$GTK_CONFIG" != ""; then
+ AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
+ fptools_cv_gtk_version=`$GTK_CONFIG --version`
+ ])
+ GTK_VERSION=$fptools_cv_gtk_version
+else
+ GTK_VERSION=
+fi
+
+case $fptools_cv_gtk_version in
+ 1.[[23]].*) ;;
+ *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
+ GTK_CONFIG=
+ ;;
+esac
+
+AC_SUBST(GTK_CONFIG)
+AC_SUBST(GTK_VERSION)
+
+dnl --------------------------------------------------
+dnl * Miscellaneous feature tests
+dnl --------------------------------------------------
+
dnl ** can we get alloca?
AC_FUNC_ALLOCA
+
dnl ** determine whether or not const works
AC_C_CONST
+
+dnl ** determine whether ANSI-function prototypes work?
+AC_C_PROTOTYPES
+
dnl ** are we big endian?
AC_C_BIGENDIAN
-dnl ** determine the type of signal()
-AC_TYPE_SIGNAL
-#
dnl ** check for leading underscores in symbol names
-#
FPTOOLS_UNDERSCORE
-AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
+dnl ** check for ld, and whether ld has -x option
+AC_PATH_PROG(LdCmdRaw, ld)
+case $HostOS_CPP in
+ mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
+ ;;
+ *) LdCmd=${LdCmdRaw}
+ ;;
+esac
+AC_SUBST(LdCmd)
+FPTOOLS_LD_X
-echo ''
-echo '************************************************'
-echo '*** NOW DO: gmake boot followed by gmake all'
-echo '*** (where gmake == GNU make)'
-echo '************************************************'
-exit 0
+AC_MSG_CHECKING([for SIGPOLL])
+AC_EGREP_CPP(we_have_sigpoll,
+[#include <signal.h>
+#ifdef SIGPOLL
+we_have_sigpoll
+#endif
+], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
+AC_MSG_RESULT([$haveSIGPOLL])
+
+AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
+AC_EGREP_CPP(we_have_that_sysconf_thing,
+[
+#include <unistd.h>
+#ifdef _SC_GETGR_R_SIZE_MAX
+we_have_that_sysconf_thing
+#endif
+],
+[AC_MSG_RESULT([yes])
+AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX)],
+[AC_MSG_RESULT([no])])
+
+AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
+AC_EGREP_CPP(we_have_that_sysconf_thing,
+[
+#include <unistd.h>
+#ifdef _SC_GETPW_R_SIZE_MAX
+we_have_that_sysconf_thing
+#endif
+],
+[AC_MSG_RESULT([yes])
+AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX)],
+[AC_MSG_RESULT([no])])
+
+AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )