ocaml/configure

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#! /bin/sh
#########################################################################
# #
# OCaml #
# #
# Xavier Leroy, projet Cristal, INRIA Rocquencourt #
# #
# Copyright 1999 Institut National de Recherche en Informatique et #
# en Automatique. All rights reserved. This file is distributed #
# under the terms of the GNU Library General Public License, with #
# the special exception on linking described in file LICENSE. #
# #
#########################################################################
ocamlversion=`head -1 VERSION`
echo "Configuring OCaml version $ocamlversion"
configure_options="$*"
prefix=/usr/local
bindir=''
target_bindir=''
libdir=''
mandir=''
manext=1
host_type=unknown
target_type=""
ccoption=''
asoption=''
asppoption=''
cclibs=''
curseslibs=''
mathlib='-lm'
dllib=''
x11_include_dir=''
x11_lib_dir=''
graph_wanted=yes
pthread_wanted=yes
dl_defs=''
verbose=no
with_curses=yes
debugruntime=noruntimed
with_instrumented_runtime=false
with_sharedlibs=yes
partialld="ld -r"
with_debugger=ocamldebugger
with_ocamldoc=ocamldoc
with_ocamlbuild=ocamlbuild
with_frame_pointers=false
no_naked_pointers=false
native_compiler=true
TOOLPREF=""
with_cfi=true
flambda=false
max_testsuite_dir_retries=0
# Try to turn internationalization off, can cause config.guess to malfunction!
unset LANG
unset LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES LC_MONETARY LC_NUMERIC LC_TIME
# Turn off some MacOS X debugging stuff, same reason
unset RC_TRACE_ARCHIVES RC_TRACE_DYLIBS RC_TRACE_PREBINDING_DISABLED
# The inf(), wrn(), err() functions below can be used to provide a consistent
# way to notify the user. The notification is always given to the stdout
# descriptor.
#
# Their output is redirected to a file-descriptor "3" which is then redirected
# to fd 1 at the level of the whole configure script. This is done to not
# conflict with how values are returned from functions in shell script.
# Consider the following where "It works!" would be mixed with "42".
# do_foo() {
# if some_command; then
# inf "It works!"
# echo "42"
# fi
# }
inf() {
printf "%b\n" "$*" 1>&3
}
wrn() {
printf "[WARNING] %b\n" "$*" 1>&3
}
err() {
printf "[ERROR!] %b\n" "$*" 1>&3
exit 2
}
exec 3>&1
# Parse command-line arguments
while : ; do
case "$1" in
"") break;;
-prefix|--prefix)
prefix=$2; shift;;
-bindir|--bindir)
bindir=$2; shift;;
-target-bindir|--target-bindir)
target_bindir="$2"; shift;;
-libdir|--libdir)
libdir=$2; shift;;
-mandir|--mandir)
case "$2" in
*/man[1-9ln])
mandir=`echo $2 | sed -e 's|^\(.*\)/man.$|\1|'`
manext=`echo $2 | sed -e 's/^.*\(.\)$/\1/'`;;
*)
mandir=$2
manext=1;;
esac
shift;;
-host*|--host*)
host_type=$2; shift;;
-target*|--target*)
target_type=$2; shift;;
-cc*)
ccoption="$2"; shift;;
-as)
asoption="$2"; shift;;
-aspp)
asppoption="$2"; shift;;
-lib*)
cclibs="$2 $cclibs"; shift;;
-no-curses|--no-curses)
with_curses=no;;
-no-shared-libs|--no-shared-libs)
with_sharedlibs=no;;
-x11include*|--x11include*)
x11_include_dir=$2; shift;;
-x11lib*|--x11lib*)
x11_lib_dir=$2; shift;;
-no-graph|--no-graph) graph_wanted=no;;
-with-pthread*|--with-pthread*)
;; # Ignored for backward compatibility
-no-pthread*|--no-pthread*)
pthread_wanted=no;;
-partialld|--partialld)
partialld="$2"; shift;;
-dldefs*|--dldefs*)
dl_defs="$2"; shift;;
-dllibs*|--dllibs*)
dllib="$2"; shift;;
-verbose|--verbose)
verbose=yes;;
-with-debug-runtime|--with-debug-runtime)
debugruntime=runtimed;;
-with-instrumented-runtime|--with-instrumented-runtime)
with_instrumented_runtime=true;;
-no-debugger|--no-debugger)
with_debugger="";;
-no-ocamldoc|--no-ocamldoc)
with_ocamldoc="";;
-no-ocamlbuild|--no-ocamlbuild)
with_ocamlbuild="";;
-with-frame-pointers|--with-frame-pointers)
with_frame_pointers=true;;
-no-naked-pointers|--no-naked-pointers)
no_naked_pointers=true;;
-no-cfi|--no-cfi)
with_cfi=false;;
-no-native-compiler)
native_compiler=false;;
-flambda)
flambda=true;;
*) if echo "$1" | grep -q -e '^--\?[a-zA-Z0-9-]\+='; then
err "configure expects arguments of the form '-prefix /foo/bar'," \
"not '-prefix=/foo/bar' (note the '=')."
else
err "Unknown option \"$1\"."
fi;;
esac
shift
done
# Sanity checks
case "$prefix" in
/*) ;;
*) err "The -prefix directory must be absolute.";;
esac
case "$bindir" in
/*) ;;
"") ;;
'$(PREFIX)/'*) ;;
*) err 'The -bindir directory must be absolute or relative to $(PREFIX).';;
esac
case "$libdir" in
/*) ;;
"") ;;
'$(PREFIX)/'*) ;;
*) err 'The -libdir directory must be absolute or relative to $(PREFIX).';;
esac
case "$mandir" in
/*) ;;
"") ;;
'$(PREFIX)/'*) ;;
*) err 'The -mandir directory must be absolute or relative to $(PREFIX).';;
esac
# Generate the files
cd config/auto-aux
rm -f s.h m.h Makefile
touch s.h m.h Makefile
# Write options to Makefile
echo "# generated by ./configure $configure_options" >> Makefile
# Where to install
echo "PREFIX=$prefix" >> Makefile
case "$bindir" in
"") echo 'BINDIR=$(PREFIX)/bin' >> Makefile
bindir="$prefix/bin";;
*) echo "BINDIR=$bindir" >> Makefile;;
esac
case "$libdir" in
"") echo 'LIBDIR=$(PREFIX)/lib/ocaml' >> Makefile
libdir="$prefix/lib/ocaml";;
*) echo "LIBDIR=$libdir" >> Makefile;;
esac
echo 'STUBLIBDIR=$(LIBDIR)/stublibs' >> Makefile
case "$mandir" in
"") echo 'MANDIR=$(PREFIX)/man' >> Makefile
mandir="$prefix/man";;
*) echo "MANDIR=$mandir" >> Makefile;;
esac
echo "MANEXT=$manext" >> Makefile
# Determine the system type
if test "$host_type" = "unknown"; then
if host_type=`../gnu/config.guess`; then :; else
err "Cannot guess host type. You must specify one with the -host option."
fi
fi
if host=`../gnu/config.sub $host_type`; then :; else
err "Please specify the correct host type with the -host option"
fi
inf "Configuring for host $host ..."
if test -n "$target_type"; then
target="$target_type"
TOOLPREF="${target}-"
else
target="$host"
fi
inf "Configuring for target $target ..."
if [ x"$host" = x"$target" ]; then
cross_compiler=false
else
cross_compiler=true
fi
# Do we have gcc?
if test -z "$ccoption"; then
if sh ./searchpath "${TOOLPREF}gcc"; then
cc="${TOOLPREF}gcc"
else
if $cross_compiler; then
err "No cross-compiler found for ${target}.\n" \
"It should be named ${TOOLPREF}gcc and be in the PATH."
else
cc="cc"
fi
fi
else
cc="$ccoption"
fi
inf "Using compiler $cc."
# Determine the C compiler family (GCC, Clang, etc)
ccfamily=`$cc -E cckind.c | grep '^[a-z]' | tr -s ' ' '-'`
case $? in
0) inf "Compiler family and version: $ccfamily.";;
*) err "Unable to preprocess the test program.\n" \
"Make sure the C compiler $cc is properly installed.";;
esac
# Configure the bytecode compiler
bytecc="$cc"
mkexe="\$(BYTECC)"
mkexedebugflag="-g"
bytecccompopts=""
bytecclinkopts=""
dllccompopts=""
ostype="Unix"
exe=""
iflexdir=""
SO="so"
TOOLCHAIN="cc"
# Choose reasonable options based on compiler kind
# We select high optimization levels, provided we can turn off:
# - strict type-based aliasing analysis (too risky for the OCaml runtime)
# - strict no-overflow conditions on signed integer arithmetic
# (the OCaml runtime assumes Java-style behavior of signed integer arith.)
# Concerning optimization level, -O3 is somewhat risky, so take -O2.
# Concerning language version, gnu99 is ISO C99 plus GNU extensions
# that are often used in standard headers. Older GCC versions
# defaults to gnu89, which is not C99. Clang defaults to gnu99 or
# gnu11, which is fine.
case "$ocamlversion" in
*+dev*) gcc_warnings="-Wall -Werror";;
*) gcc_warnings="-Wall";;
esac
case "$ccfamily" in
clang-*)
bytecccompopts="-O2 -fno-strict-aliasing -fwrapv $gcc_warnings";;
gcc-[012]-*)
# Some versions known to miscompile OCaml, e,g, 2.7.2.1, some 2.96.
# Plus: C99 support unknown.
err "This version of GCC is too old. Please use GCC version 4.2 or above.";;
gcc-3-*|gcc-4-[01])
# No -fwrapv option before GCC 3.4.
# Known problems with -fwrapv fixed in 4.2 only.
wrn "This version of GCC is rather old. Reducing optimization level."
wrn "Consider using GCC version 4.2 or above."
bytecccompopts="-std=gnu99 -O $gcc_warnings";;
gcc-*)
bytecccompopts="-std=gnu99 -O2 -fno-strict-aliasing -fwrapv $gcc_warnings";;
*)
bytecccompopts="-O";;
esac
# Adjust according to target
case "$bytecc,$target" in
cc,*-*-nextstep*)
# GNU C extensions disabled, but __GNUC__ still defined!
bytecccompopts="$bytecccompopts -U__GNUC__ -posix"
bytecclinkopts="-posix";;
*,*-*-rhapsody*)
# Almost the same as NeXTStep
bytecccompopts="$bytecccompopts -DSHRINKED_GNUC"
mathlib="";;
*,*-*-darwin*)
mathlib=""
mkexe="$mkexe -Wl,-no_compact_unwind"
# Tell gcc that we can use 32-bit code addresses for threaded code
# unless we are compiled for a shared library (-fPIC option)
echo "#ifndef __PIC__" >> m.h
echo "# define ARCH_CODE32" >> m.h
echo "#endif" >> m.h;;
*,*-*-haiku*)
# No -lm library
mathlib="";;
*,*-*-beos*)
# No -lm library
mathlib="";;
*gcc,alpha*-*-osf*)
if cc="$bytecc" sh ./hasgot -mieee; then
bytecccompopts="-mieee $bytecccompopts";
fi
# Put code and static data in lower 4GB
bytecclinkopts="-Wl,-T,12000000 -Wl,-D,14000000"
# Tell gcc that we can use 32-bit code addresses for threaded code
echo "#define ARCH_CODE32" >> m.h;;
cc,alpha*-*-osf*)
bytecccompopts="-std1 -ieee";;
*gcc*,alpha*-*-linux*)
if cc="$bytecc" sh ./hasgot -mieee; then
bytecccompopts="-mieee $bytecccompopts";
fi;;
*,mips-*-irix6*)
# Turn off warning "unused library"
bytecclinkopts="-n32 -Wl,-woff,84";;
*,alpha*-*-unicos*)
# For the Cray T3E
bytecccompopts="$bytecccompopts -DUMK";;
*,powerpc-*-aix*)
# Avoid name-space pollution by requiring Unix98-conformant includes
bytecccompopts="$bytecccompopts -D_XOPEN_SOURCE=500 -D_ALL_SOURCE";;
*,*-*-cygwin*)
case $target in
i686-*) flavor=cygwin;;
x86_64-*) flavor=cygwin64;;
*) err "unknown cygwin variant";;
esac
bytecccompopts="$bytecccompopts -U_WIN32"
dllccompopts="-U_WIN32 -DCAML_DLL"
if test $with_sharedlibs = yes; then
flexlink="flexlink -chain $flavor -merge-manifest -stack 16777216"
flexdir=`$flexlink -where | dos2unix`
if test -z "$flexdir"; then
wrn "flexlink not found: native shared libraries won't be available."
with_sharedlibs=no
else
iflexdir="-I\"$flexdir\""
mkexe="$flexlink -exe"
mkexedebugflag="-link -g"
fi
fi
if test $with_sharedlibs = no; then
mkexe="$mkexe -Wl,--stack,16777216"
bytecclinkopts="-Wl,--stack,16777216"
fi
exe=".exe"
ostype="Cygwin";;
*,*-*-mingw*)
dllccompopt="-DCAML_DLL"
if test $with_sharedlibs = yes; then
case "$target" in
i686-*-*) flexlink_chain="mingw";;
x86_64-*-*) flexlink_chain="mingw64";;
esac
flexlink="flexlink -chain $flexlink_chain -merge-manifest -stack 16777216"
flexdir=`$flexlink -where`
if test -z "$flexdir"; then
wrn "flexlink not found: native shared libraries won't be available."
with_sharedlibs=no
else
iflexdir="-I\"$flexdir\""
mkexe="$flexlink -exe"
mkexedebugflag="-link -g"
fi
fi
exe=".exe"
ostype="Win32"
TOOLCHAIN="mingw"
SO="dll"
;;
*,x86_64-*-linux*)
# Tell gcc that we can use 32-bit code addresses for threaded code
# unless we are compiled for a shared library (-fPIC option)
echo "#ifndef __PIC__" >> m.h
echo "# define ARCH_CODE32" >> m.h
echo "#endif" >> m.h;;
esac
# Configure compiler to use in further tests.
cc="$bytecc $bytecclinkopts"
export cc cclibs verbose
# Check C compiler.
cc="$bytecc $bytecccompopts $bytecclinkopts" sh ./runtest ansi.c
case $? in
0) inf "The C compiler is ISO C99 compliant." ;;
1) wrn "The C compiler is ANSI / ISO C90 compliant, but not ISO C99" \
"compliant.";;
2) err "The C compiler $cc is not ISO C compliant.\n" \
"You need an ISO C99 compiler to build OCaml.";;
*)
if $cross_compiler; then
wrn "Unable to compile the test program.\n" \
"This failure is expected for cross-compilation:\n" \
"we will assume the C compiler is ISO C99-compliant."
else
err "Unable to compile the test program.\n" \
"Make sure the C compiler $cc is properly installed."
fi;;
esac
# For cross-compilation, we need a host-based ocamlrun and ocamlyacc,
# and the user must specify the target BINDIR
if $cross_compiler; then
if ! sh ./searchpath ocamlrun; then
err "Cross-compilation requires an ocaml runtime environment\n" \
"(the ocamlrun binary). Moreover, its version must be the same\n" \
"as the one you're trying to build (`cut -f1 -d+ < ../../VERSION`)."
else
ocaml_system_version=`ocamlrun -version | sed 's/[^0-9]*\([0-9.]*\).*/\1/'`
ocaml_source_version=`sed -n '1 s/\([0-9\.]*\).*/\1/ p' < ../../VERSION`
if test x"$ocaml_system_version" != x"$ocaml_source_version"; then
err "While you have an ocaml runtime environment, its version\n" \
"($ocaml_system_version) doesn't match the version of these\n" \
"sources ($ocaml_source_version)."
else
echo "CAMLRUN=`./searchpath -p ocamlrun`" >> Makefile
fi
fi
if ! sh ./searchpath ocamlyacc; then
err "Cross-compilation requires an ocamlyacc binary."
else
ocamlyacc 2>/dev/null
if test "$?" -ne 1; then
err "While you have an ocamlyacc binary, it cannot be executed" \
"successfully."
else
echo "CAMLYACC=`./searchpath -p ocamlyacc`" >> Makefile
fi
fi
if [ -z "$target_bindir" ]; then
err "Cross-compilation requires -target-bindir."
else
echo "TARGET_BINDIR=$target_bindir" >> Makefile
fi
fi # cross-compiler
# Check the sizes of data types
# OCaml needs a 32 or 64 bit architecture, a 32-bit integer type and
# a 64-bit integer type
inf "Checking the sizes of integers and pointers..."
ret=`sh ./runtest sizes.c`
# $1 = sizeof(int)
# $2 = sizeof(long)
# $3 = sizeof(pointers)
# $4 = sizeof(short)
# $5 = sizeof(long long)
if test "$?" -eq 0; then
set $ret
case "$3" in
4) inf "OK, this is a regular 32 bit architecture."
echo "#undef ARCH_SIXTYFOUR" >> m.h
arch64=false;;
8) inf "Wow! A 64 bit architecture!"
echo "#define ARCH_SIXTYFOUR" >> m.h
arch64=true;;
*) err "This architecture seems to be neither 32 bits nor 64 bits.\n" \
"OCaml won't run on this architecture.";;
esac
else
# For cross-compilation, runtest always fails: add special handling.
case "$target" in
i686-*-mingw*) inf "OK, this is a regular 32 bit architecture."
echo "#undef ARCH_SIXTYFOUR" >> m.h
set 4 4 4 2 8
arch64=false;;
x86_64-*-mingw*) inf "Wow! A 64 bit architecture!"
echo "#define ARCH_SIXTYFOUR" >> m.h
set 4 4 8 2 8
arch64=true;;
*) err "Since datatype sizes cannot be guessed when cross-compiling,\n" \
"a hardcoded list is used but your architecture isn't known yet.\n" \
"You need to determine the sizes yourself.\n" \
"Please submit a bug report in order to expand the list." ;;
esac
fi
if test $1 != 4 && test $2 != 4 && test $4 != 4; then
err "Sorry, we can't find a 32-bit integer type\n" \
"(sizeof(short) = $4, sizeof(int) = $1, sizeof(long) = $2)\n" \
"OCaml won't run on this architecture."
fi
if test $2 != 8 && test $5 != 8; then
err "Sorry, we can't find a 64-bit integer type\n" \
"(sizeof(long) = $2, sizeof(long long) = $5)\n" \
"OCaml won't run on this architecture."
fi
echo "#define SIZEOF_INT $1" >> m.h
echo "#define SIZEOF_LONG $2" >> m.h
echo "#define SIZEOF_PTR $3" >> m.h
echo "#define SIZEOF_SHORT $4" >> m.h
echo "#define SIZEOF_LONGLONG $5" >> m.h
# Determine endianness
sh ./runtest endian.c
case $? in
0) inf "This is a big-endian architecture."
echo "#define ARCH_BIG_ENDIAN" >> m.h;;
1) inf "This is a little-endian architecture."
echo "#undef ARCH_BIG_ENDIAN" >> m.h;;
2) err "This architecture seems to be neither big endian nor little" \
"endian.\n OCaml won't run on this architecture.";;
*) case $target in
*-*-mingw*) inf "This is a little-endian architecture."
echo "#undef ARCH_BIG_ENDIAN" >> m.h;;
*) wrn "Something went wrong during endianness determination.\n" \
"You will have to figure out endianness yourself\n" \
"(option ARCH_BIG_ENDIAN in m.h).";;
esac;;
esac
# Determine alignment constraints
case "$target" in
sparc*-*-*|hppa*-*-*|arm*-*-*|mips*-*-*)
# On Sparc V9 with certain versions of gcc, determination of double
# alignment is not reliable (PR#1521), hence force it.
# Same goes for hppa.
# PR#5088 suggests same problem on ARM.
# PR#5280 reports same problem on MIPS.
# But there's a knack (PR#2572):
# if we're in 64-bit mode (sizeof(long) == 8),
# we must not doubleword-align floats...
if test $2 = 8; then
inf "Doubles can be word-aligned."
echo "#undef ARCH_ALIGN_DOUBLE" >> m.h
else
inf "Doubles must be doubleword-aligned."
echo "#define ARCH_ALIGN_DOUBLE" >> m.h
fi;;
*)
sh ./runtest dblalign.c
case $? in
0) inf "Doubles can be word-aligned."
echo "#undef ARCH_ALIGN_DOUBLE" >> m.h;;
1) inf "Doubles must be doubleword-aligned."
echo "#define ARCH_ALIGN_DOUBLE" >> m.h;;
*) case "$target" in
*-*-mingw*) inf "Doubles can be word-aligned."
echo "#undef ARCH_ALIGN_DOUBLE" >> m.h;;
*) wrn "Something went wrong during alignment determination for" \
"doubles.\n" \
"We will assume alignment constraints over doubles.\n" \
"That's a safe bet: OCaml will work even if\n" \
"this architecture actually has no alignment constraints."
echo "#define ARCH_ALIGN_DOUBLE" >> m.h;;
esac;;
esac;;
esac
case "$target" in
# PR#5088: autodetection is unreliable on ARM. PR#5280: also on MIPS.
sparc*-*-*|hppa*-*-*|arm*-*-*|mips*-*-*)
if test $2 = 8; then
inf "64-bit integers can be word-aligned."
echo "#undef ARCH_ALIGN_INT64" >> m.h
else
inf "64-bit integers must be doubleword-aligned."
echo "#define ARCH_ALIGN_INT64" >> m.h
fi;;
*-*-mingw*) true;; # Nothing is in config/m-nt.h so don't add anything.
*)
sh ./runtest int64align.c
case $? in
0) inf "64-bit integers can be word-aligned."
echo "#undef ARCH_ALIGN_INT64" >> m.h;;
1) inf "64-bit integers must be doubleword-aligned."
echo "#define ARCH_ALIGN_INT64" >> m.h;;
*) wrn "Something went wrong during alignment determination for\n" \
"64-bit integers. I'm going to assume this architecture has\n" \
"alignment constraints. That's a safe bet: OCaml will work\n" \
"even if this architecture has actually no alignment\n" \
"constraints." \
echo "#define ARCH_ALIGN_INT64" >> m.h;;
esac
esac
# Shared library support
shared_libraries_supported=false
dl_needs_underscore=false
sharedcccompopts=''
mksharedlib=''
byteccrpath=''
mksharedlibrpath=''
natdynlinkopts=""
if test $with_sharedlibs = "yes"; then
case "$target" in
*-*-cygwin*)
mksharedlib="$flexlink"
mkmaindll="$flexlink -maindll"
shared_libraries_supported=true;;
*-*-mingw*)
mksharedlib="$flexlink"
mkmaindll="$flexlink -maindll"
shared_libraries_supported=true;;
*-*-linux-gnu|*-*-linux|*-*-freebsd[3-9]*|*-*-freebsd[1-9][0-9]*\
|*-*-openbsd*|*-*-netbsd*|*-*-gnu*|*-*-haiku*)
sharedcccompopts="-fPIC"
mksharedlib="$bytecc -shared"
bytecclinkopts="$bytecclinkopts -Wl,-E"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-Wl,-rpath,"
natdynlinkopts="-Wl,-E"
shared_libraries_supported=true;;
alpha*-*-osf*)
case "$bytecc" in
*gcc*)
sharedcccompopts="-fPIC"
mksharedlib="$bytecc -shared"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-Wl,-rpath,"
shared_libraries_supported=true;;
cc*)
sharedcccompopts=""
mksharedlib="ld -shared -expect_unresolved '*'"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-rpath "
shared_libraries_supported=true;;
esac;;
*-*-solaris2*)
case "$bytecc" in
*gcc*)
sharedcccompopts="-fPIC"
if sh ./solaris-ld; then
mksharedlib="ld -G"
byteccrpath="-R"
mksharedlibrpath="-R"
else
mksharedlib="$bytecc -shared"
bytecclinkopts="$bytecclinkopts -Wl,-E"
natdynlinkopts="-Wl,-E"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-Wl,-rpath,"
fi
shared_libraries_supported=true;;
*)
sharedcccompopts="-KPIC"
byteccrpath="-R"
mksharedlibrpath="-R"
mksharedlib="/usr/ccs/bin/ld -G"
shared_libraries_supported=true;;
esac;;
mips*-*-irix[56]*)
case "$bytecc" in
cc*) sharedcccompopts="";;
*gcc*) sharedcccompopts="-fPIC";;
esac
mksharedlib="ld -shared -rdata_shared"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-rpath "
shared_libraries_supported=true;;
i[3456]86-*-darwin[89].*)
mksharedlib="$bytecc -bundle -flat_namespace -undefined suppress \
-read_only_relocs suppress"
bytecccompopts="$dl_defs $bytecccompopts"
dl_needs_underscore=false
shared_libraries_supported=true;;
*-apple-darwin*)
mksharedlib="$bytecc -bundle -flat_namespace -undefined suppress \
-Wl,-no_compact_unwind"
bytecccompopts="$dl_defs $bytecccompopts"
dl_needs_underscore=false
shared_libraries_supported=true;;
m88k-*-openbsd*)
shared_libraries_supported=false;;
vax-*-openbsd*)
shared_libraries_supported=false;;
*-*-openbsd*)
sharedcccompopts="-fPIC"
mksharedlib="$bytecc -shared"
bytecclinkopts="$bytecclinkopts -Wl,-E"
natdynlinkopts="-Wl,-E"
byteccrpath="-Wl,-rpath,"
mksharedlibrpath="-Wl,-rpath,"
shared_libraries_supported=true;;
esac
fi
if test -z "$mkmaindll"; then
mkmaindll=$mksharedlib
fi
# Configure native dynlink
natdynlink=false
if test $with_sharedlibs = "yes"; then
case "$target" in
*-*-cygwin*) natdynlink=true;;
*-*-mingw*) natdynlink=true;;
i[3456]86-*-linux*) natdynlink=true;;
i[3456]86-*-gnu*) natdynlink=true;;
x86_64-*-linux*) natdynlink=true;;
i[3456]86-*-darwin[89].*) natdynlink=true;;
i[3456]86-*-darwin*)
if test $arch64 == true; then
natdynlink=true
fi;;
x86_64-*-darwin*) natdynlink=true;;
s390x*-*-linux*) natdynlink=true;;
powerpc*-*-linux*) natdynlink=true;;
sparc*-*-linux*) natdynlink=true;;
i686-*-kfreebsd*) natdynlink=true;;
x86_64-*-kfreebsd*) natdynlink=true;;
i[3456]86-*-freebsd*) natdynlink=true;;
x86_64-*-freebsd*) natdynlink=true;;
i[3456]86-*-openbsd*) natdynlink=true;;
x86_64-*-openbsd*) natdynlink=true;;
i[3456]86-*-netbsd*) natdynlink=true;;
x86_64-*-netbsd*) natdynlink=true;;
i386-*-gnu0.3) natdynlink=true;;
i[3456]86-*-haiku*) natdynlink=true;;
arm*-*-linux*) natdynlink=true;;
arm*-*-freebsd*) natdynlink=true;;
earm*-*-netbsd*) natdynlink=true;;
aarch64-*-linux*) natdynlink=true;;
esac
fi
if test $natdynlink = "true"; then
cmxs="cmxs"
else
cmxs="cmxa"
fi
# Configure the native-code compiler
arch=none
model=default
system=unknown
case "$target" in
sparc*-*-solaris2.*) arch=sparc; system=solaris;;
sparc*-*-*bsd*) arch=sparc; system=bsd;;
sparc*-*-linux*) arch=sparc; system=linux;;
sparc*-*-gnu*) arch=sparc; system=gnu;;
i[3456]86-*-linux*) arch=i386; system=linux_`sh ./runtest elf.c`;;
i[3456]86-*-*bsd*) arch=i386; system=bsd_`sh ./runtest elf.c`;;
i[3456]86-*-nextstep*) arch=i386; system=nextstep;;
i[3456]86-*-solaris*) if $arch64; then
arch=amd64; system=solaris
else
arch=i386; system=solaris
fi;;
i[3456]86-*-haiku*) arch=i386; system=beos;;
i[3456]86-*-beos*) arch=i386; system=beos;;
i[3456]86-*-cygwin*) arch=i386; system=cygwin;;
i[3456]86-*-darwin*) if $arch64; then
arch=amd64; system=macosx
else
arch=i386; system=macosx
fi;;
i[3456]86-*-gnu*) arch=i386; system=gnu;;
i[3456]86-*-mingw*) arch=i386; system=mingw;;
powerpc64le*-*-linux*) arch=power; model=ppc64le; system=elf;;
powerpc*-*-linux*) arch=power;
if $arch64; then model=ppc64; else model=ppc; fi
system=elf;;
powerpc-*-netbsd*) arch=power; model=ppc; system=elf;;
powerpc-*-openbsd*) arch=power; model=ppc; system=bsd_elf;;
s390x*-*-linux*) arch=s390x; model=z10; system=elf;;
armv6*-*-linux-gnueabihf) arch=arm; model=armv6; system=linux_eabihf;;
arm*-*-linux-gnueabihf) arch=arm; system=linux_eabihf;;
armv7*-*-linux-gnueabi) arch=arm; model=armv7; system=linux_eabi;;
armv6t2*-*-linux-gnueabi) arch=arm; model=armv6t2; system=linux_eabi;;
armv6*-*-linux-gnueabi) arch=arm; model=armv6; system=linux_eabi;;
armv6*-*-freebsd*) arch=arm; model=armv6; system=freebsd;;
earmv6*-*-netbsd*) arch=arm; model=armv6; system=netbsd;;
earmv7*-*-netbsd*) arch=arm; model=armv7; system=netbsd;;
armv5te*-*-linux-gnueabi) arch=arm; model=armv5te; system=linux_eabi;;
armv5*-*-linux-gnueabi) arch=arm; model=armv5; system=linux_eabi;;
arm*-*-linux-gnueabi) arch=arm; system=linux_eabi;;
arm*-*-openbsd*) arch=arm; system=bsd;;
zaurus*-*-openbsd*) arch=arm; system=bsd;;
x86_64-*-linux*) arch=amd64; system=linux;;
x86_64-*-gnu*) arch=amd64; system=gnu;;
x86_64-*-freebsd*) arch=amd64; system=freebsd;;
x86_64-*-netbsd*) arch=amd64; system=netbsd;;
x86_64-*-openbsd*) arch=amd64; system=openbsd;;
x86_64-*-darwin*) arch=amd64; system=macosx;;
x86_64-*-mingw*) arch=amd64; system=mingw;;
aarch64-*-linux*) arch=arm64; system=linux;;
x86_64-*-cygwin*) arch=amd64; system=cygwin;;
esac
# Some platforms exist both in 32-bit and 64-bit variants, not distinguished
# by $target. Turn off native code compilation on platforms where 64-bit mode
# is not supported (PR#4441).
# Sometimes, it's 32-bit mode that is not supported (PR#6722).
case "$arch64,$arch,$model" in
true,sparc,*|true,power,ppc|false,amd64,*)
arch=none; model=default; system=unknown;;
esac
case "$native_compiler" in
true) ;;
false)
arch=none; model=default; system=unknown;;
esac
if test -z "$ccoption"; then
nativecc="$bytecc"
else
nativecc="$ccoption"
fi
nativecccompopts="$bytecccompopts"
nativeccprofopts=''
nativecclinkopts=''
# FIXME the naming of nativecclinkopts is broken: these are options for
# ld (for shared libs), not for cc
nativeccrpath="$byteccrpath"
case "$arch,$nativecc,$system,$model" in
*,*,nextstep,*) nativecclinkopts="-posix";;
*,*,rhapsody,*) if $arch64; then partialld="ld -r -arch ppc64"; fi;;
amd64,gcc*,macosx,*) partialld="ld -r -arch x86_64";;
amd64,gcc*,solaris,*) partialld="ld -r -m elf_x86_64";;
power,gcc*,elf,ppc) partialld="ld -r -m elf32ppclinux";;
power,gcc*,elf,ppc64) partialld="ld -r -m elf64ppc";;
power,gcc*,elf,ppc64le) partialld="ld -r -m elf64lppc";;
esac
asppprofflags='-DPROFILING'
case "$arch,$system" in
amd64,macosx) if sh ./searchpath clang; then
as='clang -arch x86_64 -c'
aspp='clang -arch x86_64 -c'
else
as="${TOOLPREF}as -arch x86_64"
aspp="${TOOLPREF}gcc -arch x86_64 -c"
fi;;
amd64,solaris) as="${TOOLPREF}as --64"
aspp="${TOOLPREF}gcc -m64 -c";;
i386,solaris) as="${TOOLPREF}as"
aspp="/usr/ccs/bin/${TOOLPREF}as -P";;
power,elf) if $arch64; then
as="${TOOLPREF}as -a64 -mppc64"
aspp="${TOOLPREF}gcc -m64 -c"
else
as="${TOOLPREF}as -mppc"
aspp="${TOOLPREF}gcc -m32 -c"
fi;;
s390x,elf) as="${TOOLPREF}as -m 64 -march=$model"
aspp="${TOOLPREF}gcc -c -Wa,-march=$model";;
sparc,solaris) as="${TOOLPREF}as"
case "$cc" in
*gcc*) aspp="${TOOLPREF}gcc -c";;
*) aspp="${TOOLPREF}as -P";;
esac;;
arm,freebsd) as="${TOOLPREF}cc -c"
aspp="${TOOLPREF}cc -c";;
*,freebsd) as="${TOOLPREF}as"
aspp="${TOOLPREF}cc -c";;
amd64,*|arm,*|arm64,*|i386,*|power,bsd*|sparc,*)
as="${TOOLPREF}as"
aspp="${TOOLPREF}gcc -c";;
esac
if test -n "$asoption"; then as="$asoption"; fi
if test -n "$asppoption"; then aspp="$asppoption"; fi
cc_profile='-pg'
case "$arch,$system" in
i386,linux_elf) profiling='prof';;
i386,gnu) profiling='prof';;
i386,bsd_elf) profiling='prof';;
amd64,macosx) profiling='prof';;
i386,macosx) profiling='prof';;
sparc,bsd) profiling='prof';;
sparc,solaris)
profiling='prof'
case "$nativecc" in gcc*) ;; *) cc_profile='-xpg';; esac;;
amd64,linux) profiling='prof';;
amd64,openbsd) profiling='prof';;
amd64,freebsd) profiling='prof';;
amd64,netbsd) profiling='prof';;
arm,netbsd) profiling='prof';;
amd64,gnu) profiling='prof';;
arm,linux*) profiling='prof';;
power,elf) profiling='prof';;
power,bsd*) profiling='prof';;
*) profiling='noprof';;
esac
# Where is ranlib?
if sh ./searchpath ${TOOLPREF}ranlib; then
inf "ranlib found"
echo "RANLIB=${TOOLPREF}ranlib" >> Makefile
echo "RANLIBCMD=${TOOLPREF}ranlib" >> Makefile
else
inf "ranlib not used"
echo "RANLIB=${TOOLPREF}ar rs" >> Makefile
echo "RANLIBCMD=" >> Makefile
fi
echo "ARCMD=${TOOLPREF}ar" >> Makefile
# Write the OS type (Unix or Cygwin)
echo "#define OCAML_OS_TYPE \"$ostype\"" >> s.h
echo "#define OCAML_STDLIB_DIR \"$libdir\"" >> s.h
# Do #! scripts work?
if (SHELL=/bin/sh; export SHELL; (./sharpbang || ./sharpbang2) >/dev/null); then
inf "#! appears to work in shell scripts."
case "$target" in
*-*-sunos*|*-*-unicos*)
wrn "We won't use it, though, because under SunOS and Unicos it breaks " \
"on pathnames longer than 30 characters"
echo "SHARPBANGSCRIPTS=false" >> Makefile;;
*-*-cygwin*)
wrn "We won't use it, though, because of conflicts with .exe extension " \
"under Cygwin"
echo "SHARPBANGSCRIPTS=false" >> Makefile;;
*-*-mingw*)
inf "We won't use it, though, because it's on the target platform " \
"it would be used and windows doesn't support it."
echo "SHARPBANGSCRIPTS=false" >> Makefile;;
*)
echo "SHARPBANGSCRIPTS=true" >> Makefile;;
esac
else
inf "No support for #! in shell scripts"
echo "SHARPBANGSCRIPTS=false" >> Makefile
fi
# Use 64-bit file offset if possible
bytecccompopts="$bytecccompopts -D_FILE_OFFSET_BITS=64"
nativecccompopts="$nativecccompopts -D_FILE_OFFSET_BITS=64"
# Check the semantics of signal handlers
if sh ./hasgot sigaction sigprocmask; then
inf "POSIX signal handling found."
echo "#define POSIX_SIGNALS" >> s.h
else
if sh ./runtest signals.c; then
inf "Signals have the BSD semantics."
echo "#define BSD_SIGNALS" >> s.h
else
inf "Signals have the System V semantics."
fi
if sh ./hasgot sigsetmask; then
inf "sigsetmask() found"
echo "#define HAS_SIGSETMASK" >> s.h
fi
fi
# For the Pervasives module
if sh ./hasgot2 -i math.h $mathlib expm1 log1p hypot copysign; then
inf "expm1(), log1p(), hypot(), copysign() found."
echo "#define HAS_C99_FLOAT_OPS" >> s.h
fi
# For the Sys module
if sh ./hasgot getrusage; then
inf "getrusage() found."
echo "#define HAS_GETRUSAGE" >> s.h
fi
if sh ./hasgot times; then
inf "times() found."
echo "#define HAS_TIMES" >> s.h
fi
# For the terminfo module
if test "$with_curses" = "yes"; then
for libs in "" "-lcurses" "-ltermcap" "-lcurses -ltermcap" "-lncurses"; do
if sh ./hasgot $libs tgetent tgetstr tgetnum tputs; then
inf "termcap functions found (with libraries '$libs')"
echo "#define HAS_TERMCAP" >> s.h
curseslibs="${libs}"
break
fi
done
fi
# For instrumented runtime
# (clock_gettime needs -lrt for glibc before 2.17)
if $with_instrumented_runtime; then
with_instrumented_runtime=false #enabled it only if found
for libs in "" "-lrt"; do
if sh ./hasgot $libs clock_gettime; then
inf "clock_gettime functions found (with libraries '$libs')"
instrumented_runtime_libs="${libs}"
with_instrumented_runtime=true;
break
fi
done
if ! $with_instrumented_runtime; then
err "clock_gettime functions not found. Instrumented runtime can't be built."
fi
fi
# Configuration for the libraries
case "$system" in
mingw) unix_or_win32="win32"; unixlib="win32unix"; graphlib="win32graph";;
*) unix_or_win32="unix"; unixlib="unix"; graphlib="graph";;
esac
echo "UNIX_OR_WIN32=$unix_or_win32" >> Makefile
echo "UNIXLIB=$unixlib" >> Makefile
echo "GRAPHLIB=$graphlib" >> Makefile
otherlibraries="$unixlib str num dynlink bigarray"
# For the Unix library
has_sockets=no
if sh ./hasgot socket socketpair bind listen accept connect; then
inf "You have BSD sockets."
echo "#define HAS_SOCKETS" >> s.h
has_sockets=yes
elif sh ./hasgot -lnsl -lsocket socket socketpair bind listen accept connect
then
inf "You have BSD sockets (with libraries '-lnsl -lsocket')"
cclibs="$cclibs -lnsl -lsocket"
echo "#define HAS_SOCKETS" >> s.h
has_sockets=yes
elif sh ./hasgot -lnetwork socket socketpair bind listen accept connect; then
echo "You have BSD sockets (with library '-lnetwork')"
cclibs="$cclibs -lnetwork"
echo "#define HAS_SOCKETS" >> s.h
has_sockets=yes
else
case "$target" in
*-*-mingw*)
inf "You have BSD sockets (with libraries '-lws2_32')"
cclibs="$cclibs -lws2_32"
echo "#define HAS_SOCKETS" >> s.h
has_sockets=yes ;;
*) ;;
esac
fi
if sh ./hasgot -i sys/socket.h -t socklen_t; then
inf "socklen_t is defined in <sys/socket.h>"
echo "#define HAS_SOCKLEN_T" >> s.h
fi
if sh ./hasgot inet_aton; then
inf "inet_aton() found."
echo "#define HAS_INET_ATON" >> s.h
fi
if sh ./hasgot -i sys/types.h -i sys/socket.h -i netinet/in.h \
-t 'struct sockaddr_in6' \
&& sh ./hasgot getaddrinfo getnameinfo inet_pton inet_ntop; then
inf "IPv6 is supported."
echo "#define HAS_IPV6" >> s.h
fi
if sh ./hasgot -i stdint.h; then
inf "stdint.h found."
echo "#define HAS_STDINT_H" >> s.h
fi
if sh ./hasgot -i unistd.h; then
inf "unistd.h found."
echo "#define HAS_UNISTD" >> s.h
fi
if sh ./hasgot -i sys/types.h -t off_t; then
inf "off_t is defined in <sys/types.h>"
echo "#define HAS_OFF_T" >> s.h
fi
if sh ./hasgot -i sys/types.h -i dirent.h; then
inf "dirent.h found."
echo "#define HAS_DIRENT" >> s.h
fi
if sh ./hasgot rewinddir; then
inf "rewinddir() found."
echo "#define HAS_REWINDDIR" >> s.h
fi
if sh ./hasgot lockf; then
inf "lockf() found."
echo "#define HAS_LOCKF" >> s.h
fi
if sh ./hasgot mkfifo; then
inf "mkfifo() found."
echo "#define HAS_MKFIFO" >> s.h
fi
if sh ./hasgot getcwd; then
inf "getcwd() found."
echo "#define HAS_GETCWD" >> s.h
fi
if sh ./hasgot getwd; then
inf "getwd() found."
echo "#define HAS_GETWD" >> s.h
fi
if sh ./hasgot getpriority setpriority; then
inf "getpriority() found."
echo "#define HAS_GETPRIORITY" >> s.h
fi
if sh ./hasgot -i sys/types.h -i utime.h && sh ./hasgot utime; then
inf "utime() found."
echo "#define HAS_UTIME" >> s.h
fi
if sh ./hasgot utimes; then
inf "utimes() found."
echo "#define HAS_UTIMES" >> s.h
fi
if sh ./hasgot dup2; then
inf "dup2() found."
echo "#define HAS_DUP2" >> s.h
fi
if sh ./hasgot fchmod fchown; then
inf "fchmod() found."
echo "#define HAS_FCHMOD" >> s.h
fi
if sh ./hasgot truncate ftruncate; then
inf "truncate() found."
echo "#define HAS_TRUNCATE" >> s.h
fi
select_include=''
if sh ./hasgot -i sys/types.h -i sys/select.h; then
inf "sys/select.h found."
echo "#define HAS_SYS_SELECT_H" >> s.h
select_include='-i sys/select.h'
fi
has_select=no
if sh ./hasgot select && \
sh ./hasgot -i sys/types.h $select_include -t fd_set ; then
inf "select() found."
echo "#define HAS_SELECT" >> s.h
has_select=yes
fi
if sh ./hasgot symlink readlink lstat; then
inf "symlink() found."
echo "#define HAS_SYMLINK" >> s.h
fi
has_wait=no
if sh ./hasgot waitpid; then
inf "waitpid() found."
echo "#define HAS_WAITPID" >> s.h
has_wait=yes
fi
if sh ./hasgot wait4; then
inf "wait4() found."
echo "#define HAS_WAIT4" >> s.h
has_wait=yes
fi
if sh ./hasgot -i limits.h && sh ./runtest getgroups.c; then
inf "getgroups() found."
echo "#define HAS_GETGROUPS" >> s.h
fi
if sh ./hasgot -i limits.h -i grp.h && sh ./runtest setgroups.c; then
inf "setgroups() found."
echo "#define HAS_SETGROUPS" >> s.h
fi
if sh ./hasgot -i limits.h -i grp.h && sh ./runtest initgroups.c; then
inf "initgroups() found."
echo "#define HAS_INITGROUPS" >> s.h
fi
if sh ./hasgot -i termios.h &&
sh ./hasgot tcgetattr tcsetattr tcsendbreak tcflush tcflow; then
inf "POSIX termios found."
echo "#define HAS_TERMIOS" >> s.h
fi
if sh ./runtest async_io.c; then
inf "Asynchronous I/O are supported."
echo "#define HAS_ASYNC_IO" >> s.h
fi
has_setitimer=no
if sh ./hasgot setitimer; then
inf "setitimer() found."
echo "#define HAS_SETITIMER" >> s.h
has_setitimer="yes"
fi
if sh ./hasgot gethostname; then
inf "gethostname() found."
echo "#define HAS_GETHOSTNAME" >> s.h
fi
if sh ./hasgot -i sys/utsname.h && sh ./hasgot uname; then
inf "uname() found."
echo "#define HAS_UNAME" >> s.h
fi
has_gettimeofday=no
if sh ./hasgot gettimeofday; then
inf "gettimeofday() found."
echo "#define HAS_GETTIMEOFDAY" >> s.h
has_gettimeofday="yes"
fi
if sh ./hasgot mktime; then
inf "mktime() found."
echo "#define HAS_MKTIME" >> s.h
fi
case "$target" in
*-*-cygwin*) ;; # setsid emulation under Cygwin breaks the debugger
*) if sh ./hasgot setsid; then
inf "setsid() found."
echo "#define HAS_SETSID" >> s.h
fi;;
esac
if sh ./hasgot putenv; then
inf "putenv() found."
echo "#define HAS_PUTENV" >> s.h
fi
if sh ./hasgot -i locale.h && sh ./hasgot setlocale; then
inf "setlocale() and <locale.h> found."
echo "#define HAS_LOCALE" >> s.h
fi
if sh ./hasgot $dllib dlopen; then
inf "dlopen() found."
elif sh ./hasgot $dllib -ldl dlopen; then
inf "dlopen() found in -ldl."
dllib="$dllib -ldl"
else
case "$target" in
*-*-mingw*) ;;
*) shared_libraries_supported=false
esac
fi
if $shared_libraries_supported; then
inf "Dynamic loading of shared libraries is supported."
echo "#define SUPPORT_DYNAMIC_LINKING" >> s.h
if $dl_needs_underscore; then
echo '#define DL_NEEDS_UNDERSCORE' >>s.h
fi
fi
if sh ./hasgot -i sys/types.h -i sys/mman.h && sh ./hasgot mmap munmap; then
inf "mmap() found."
echo "#define HAS_MMAP" >> s.h
fi
if sh ./hasgot pwrite; then
inf "pwrite() found"
echo "#define HAS_PWRITE" >> s.h
fi
nanosecond_stat=none
for i in 1 2 3; do
if sh ./trycompile -DHAS_NANOSECOND_STAT=$i nanosecond_stat.c; then
nanosecond_stat=$i; break
fi
done
if test $nanosecond_stat != "none"; then
inf "stat() supports nanosecond precision."
echo "#define HAS_NANOSECOND_STAT $nanosecond_stat" >> s.h
fi
nargs=none
for i in 5 6; do
if sh ./trycompile -DSYS_${system} -DNUM_ARGS=${i} gethostbyname.c; then nargs=$i; break; fi
done
if test $nargs != "none"; then
inf "gethostbyname_r() found (with ${nargs} arguments)."
echo "#define HAS_GETHOSTBYNAME_R $nargs" >> s.h
fi
nargs=none
for i in 7 8; do
if sh ./trycompile -DSYS_${system} -DNUM_ARGS=${i} gethostbyaddr.c; then nargs=$i; break; fi
done
if test $nargs != "none"; then
inf "gethostbyaddr_r() found (with ${nargs} arguments)."
echo "#define HAS_GETHOSTBYADDR_R $nargs" >> s.h
fi
if sh ./hasgot mkstemp; then
inf "mkstemp() found"
echo "#define HAS_MKSTEMP" >> s.h
fi
if sh ./hasgot nice; then
inf "nice() found"
echo "#define HAS_NICE" >> s.h
fi
# Determine if the debugger is supported
if test -n "$with_debugger"; then
if test "$has_sockets" = "yes"; then
inf "Replay debugger supported."
with_debugger="ocamldebugger"
else
inf "No replay debugger (missing system calls)"
with_debugger=""
fi
fi
# Determine if system stack overflows can be detected
case "$arch,$system" in
i386,linux_elf|amd64,linux|power,rhapsody|amd64,macosx|i386,macosx \
|amd64,openbsd|i386,bsd_elf)
inf "System stack overflow can be detected."
echo "#define HAS_STACK_OVERFLOW_DETECTION" >> s.h;;
*)
inf "Cannot detect system stack overflow.";;
esac
# Determine the target architecture for the "num" library
case "$arch" in
i386) bng_arch=ia32
if sh ./trycompile ia32sse2.c
then bng_asm_level=2
else bng_asm_level=1
fi;;
power) bng_arch=ppc; bng_asm_level=1;;
amd64) bng_arch=amd64; bng_asm_level=1;;
arm64) bng_arch=arm64; bng_asm_level=1;;
*) bng_arch=generic; bng_asm_level=0;;
esac
echo "BNG_ARCH=$bng_arch" >> Makefile
echo "BNG_ASM_LEVEL=$bng_asm_level" >> Makefile
# Determine if the POSIX threads library is supported
systhread_support=false
if test "$pthread_wanted" = "yes"; then
case "$target" in
*-*-solaris*) pthread_link="-lpthread -lposix4"
pthread_caml_link="-cclib -lpthread -cclib -lposix4";;
*-*-freebsd*) pthread_link="-pthread"
pthread_caml_link="-cclib -pthread";;
*-*-openbsd*) pthread_link="-pthread"
pthread_caml_link="-cclib -pthread";;
*-*-haiku*) pthread_link=""
pthread_caml_link="";;
*) pthread_link="-lpthread"
pthread_caml_link="-cclib -lpthread";;
esac
if sh ./hasgot -i pthread.h $pthread_link pthread_self; then
inf "POSIX threads library supported."
systhread_support=true
otherlibraries="$otherlibraries systhreads"
bytecccompopts="$bytecccompopts -D_REENTRANT"
nativecccompopts="$nativecccompopts -D_REENTRANT"
case "$target" in
*-*-freebsd*)
bytecccompopts="$bytecccompopts -D_THREAD_SAFE"
nativecccompopts="$nativecccompopts -D_THREAD_SAFE";;
*-*-openbsd*)
bytecccompopts="$bytecccompopts -pthread"
asppflags="$asppflags -pthread"
nativecccompopts="$nativecccompopts -pthread";;
esac
inf "Options for linking with POSIX threads: $pthread_link"
if sh ./hasgot $pthread_link sigwait; then
inf "sigwait() found"
echo "#define HAS_SIGWAIT" >> s.h
fi
else
inf "POSIX threads not found."
pthread_link=""
fi
else
pthread_link=""
fi
echo "PTHREAD_LINK=$pthread_link" >> Makefile
echo "PTHREAD_CAML_LINK=$pthread_caml_link" >> Makefile
# Determine if the bytecode thread library is supported
if test "$has_select" = "yes" \
&& test "$has_setitimer" = "yes" \
&& test "$has_gettimeofday" = "yes" \
&& test "$has_wait" = "yes"; then
inf "Bytecode threads library supported."
otherlibraries="$otherlibraries threads"
else
inf "Bytecode threads library not supported (missing system calls)"
fi
# Determine the location of X include files and libraries
# If the user specified -x11include and/or -x11lib, these settings
# are used. Otherwise, we check whether there is pkg-config, and take
# the flags from there. Otherwise, we search the location.
x11_include="not found"
x11_link="not found"
if test -z "$x11_include_dir" -a -z "$x11_lib_dir"; then
if pkg-config --exists x11 2>/dev/null; then
x11_include=`pkg-config --cflags x11`
x11_link=`pkg-config --libs x11`
fi
fi
if test "$x11_include" = "not found"; then
for dir in \
$x11_include_dir \
\
/usr/X11R7/include \
/usr/include/X11R7 \
/usr/local/X11R7/include \
/usr/local/include/X11R7 \
/opt/X11R7/include \
\
/usr/X11R6/include \
/usr/include/X11R6 \
/usr/local/X11R6/include \
/usr/local/include/X11R6 \
/opt/X11R6/include \
\
/usr/X11/include \
/usr/include/X11 \
/usr/local/X11/include \
/usr/local/include/X11 \
/opt/X11/include \
\
/usr/X11R5/include \
/usr/include/X11R5 \
/usr/local/X11R5/include \
/usr/local/include/X11R5 \
/usr/local/x11r5/include \
/opt/X11R5/include \
\
/usr/X11R4/include \
/usr/include/X11R4 \
/usr/local/X11R4/include \
/usr/local/include/X11R4 \
\
/usr/X386/include \
/usr/x386/include \
/usr/XFree86/include/X11 \
\
/usr/include \
/usr/local/include \
/usr/unsupported/include \
/usr/athena/include \
/usr/lpp/Xamples/include \
\
/usr/openwin/include \
/usr/openwin/share/include \
; \
do
if test -f $dir/X11/X.h; then
x11_include_dir=$dir
x11_include="-I$dir"
break
fi
done
if test "$x11_include" = "not found"; then
x11_try_lib_dir=''
else
x11_try_lib_dir=`echo $x11_include_dir | sed -e 's|include|lib|'`
fi
for dir in \
$x11_lib_dir \
$x11_try_lib_dir \
\
/usr/X11R6/lib64 \
/usr/X11R6/lib \
/usr/lib/X11R6 \
/usr/local/X11R6/lib \
/usr/local/lib/X11R6 \
/opt/X11R6/lib \
\
/usr/X11/lib \
/usr/lib/X11 \
/usr/local/X11/lib \
/usr/local/lib/X11 \
/opt/X11/lib \
\
/usr/X11R5/lib \
/usr/lib/X11R5 \
/usr/local/X11R5/lib \
/usr/local/lib/X11R5 \
/usr/local/x11r5/lib \
/opt/X11R5/lib \
\
/usr/X11R4/lib \
/usr/lib/X11R4 \
/usr/local/X11R4/lib \
/usr/local/lib/X11R4 \
\
/usr/X386/lib \
/usr/x386/lib \
/usr/XFree86/lib/X11 \
\
/usr/lib64 \
/usr/lib \
/usr/local/lib \
/usr/unsupported/lib \
/usr/athena/lib \
/usr/lpp/Xamples/lib \
/lib/usr/lib/X11 \
\
/usr/openwin/lib \
/usr/openwin/share/lib \
\
/usr/lib/i386-linux-gnu \
/usr/lib/x86_64-linux-gnu \
; \
do
if test -f $dir/libX11.a || \
test -f $dir/libX11.so || \
test -f $dir/libX11.dll.a || \
test -f $dir/libX11.dylib || \
test -f $dir/libX11.sa; then
if test $dir = /usr/lib; then
x11_link="-lX11"
else
x11_libs="-L$dir"
case "$target" in
*-kfreebsd*-gnu) x11_link="-L$dir -lX11";;
*-*-*bsd*) x11_link="-R$dir -L$dir -lX11";;
*) x11_link="-L$dir -lX11";;
esac
fi
break
fi
done
fi
if test "x11_include" != "not found"; then
if test "$x11_include" = "-I/usr/include"; then
x11_include=""
fi
if sh ./hasgot $x11_include $x11_link -i X11/Xlib.h XrmInitialize; then
inf "X11 works"
else
wrn "Cannot compile X11 program."
x11_include="not found"
fi
fi
has_graph=false
if test "$x11_include" = "not found" || test "$x11_link" = "not found"
then
wrn 'X11 not found, the "graph" library will not be supported.'
x11_include="not found"
x11_link="not found"
else
inf "Options for compiling for X11: $x11_include"
inf "Options for linking with X11: $x11_link"
if test "$graph_wanted" = yes
then
has_graph=true
otherlibraries="$otherlibraries graph"
fi
fi
echo "X11_INCLUDES=$x11_include" >> Makefile
echo "X11_LINK=$x11_link" >> Makefile
# Look for BFD library
if sh ./hasgot -DPACKAGE=ocaml -i bfd.h && \
sh ./hasgot -DPACKAGE=ocaml -lbfd -ldl -liberty -lz bfd_openr; then
inf "BFD library found."
echo "#define HAS_LIBBFD" >> s.h
echo "LIBBFD_LINK=-lbfd -ldl -liberty -lz" >> Makefile
echo LIBBFD_INCLUDE= >>Makefile
elif sh ./hasgot -DPACKAGE=ocaml -I/opt/local/include -i bfd.h && \
sh ./hasgot -DPACKAGE=ocaml -L/opt/local/lib -lbfd -ldl \
-liberty -lz -lintl bfd_openr
then
# MacOSX with binutils from MacPorts
inf "BFD library found."
echo "#define HAS_LIBBFD" >> s.h
echo "LIBBFD_LINK=-L/opt/local/lib -lbfd -ldl -liberty -lz -lintl" >> Makefile
echo LIBBFD_INCLUDE=-I/opt/local/include >>Makefile
else
wrn "BFD library not found, 'objinfo' will be unable to display info" \
" on .cmxs files."
echo "LIBBFD_LINK=" >> Makefile
echo "LIBBFD_INCLUDE=" >> Makefile
fi
# Check whether assembler supports CFI directives
asm_cfi_supported=false
export as aspp
if ! $with_cfi; then
echo "CFI support: disabled by command-line option -no-cfi"
elif sh ./tryassemble cfi.S; then
echo "#define ASM_CFI_SUPPORTED" >> m.h
asm_cfi_supported=true
inf "Assembler supports CFI"
else
inf "Assembler does not support CFI"
fi
if test "$with_frame_pointers" = "true"; then
case "$target,$cc" in
x86_64-*-linux*,gcc*)
nativecccompopts="$nativecccompopts -g -fno-omit-frame-pointer"
bytecccompopts="$bytecccompopts -g -fno-omit-frame-pointer"
nativecclinkopts="$nativecclinkopts -g"
echo "#define WITH_FRAME_POINTERS" >> m.h
;;
*) err "Unsupported architecture with frame pointers";;
esac
fi
if $no_naked_pointers; then
echo "#define NO_NAKED_POINTERS" >> m.h
fi
# Check for mmap support for huge pages and contiguous heap
if sh ./runtest mmap-huge.c; then
has_huge_pages=true
echo "#define HAS_HUGE_PAGES" >>s.h
echo "#define HUGE_PAGE_SIZE (4 * 1024 * 1024)" >>s.h
inf "mmap supports huge pages"
else
has_huge_pages=false
fi
# Finish generated files
cclibs="$cclibs $mathlib"
echo "BYTECC=$bytecc" >> Makefile
echo "BYTECCCOMPOPTS=$bytecccompopts" >> Makefile
echo "BYTECCLINKOPTS=$bytecclinkopts" >> Makefile
echo "BYTECCLIBS=$cclibs $dllib $curseslibs $pthread_link \
$instrumented_runtime_libs" >> Makefile
echo "BYTECCRPATH=$byteccrpath" >> Makefile
echo "EXE=$exe" >> Makefile
echo "SUPPORTS_SHARED_LIBRARIES=$shared_libraries_supported" >> Makefile
echo "SHAREDCCCOMPOPTS=$sharedcccompopts" >> Makefile
echo "MKSHAREDLIBRPATH=$mksharedlibrpath" >> Makefile
echo "NATDYNLINKOPTS=$natdynlinkopts" >> Makefile
cat >> Makefile <<EOF
SYSLIB=-l\$(1)
#ml let syslib x = "-l"^x;;
### How to build a static library
MKLIB=${TOOLPREF}ar rc \$(1) \$(2); ${TOOLPREF}ranlib \$(1)
#ml let mklib out files opts =
#ml Printf.sprintf "${TOOLPREF}ar rc %s %s %s;
#ml ${TOOLPREF}ranlib %s" out opts files out;;
EOF
echo "ARCH=$arch" >> Makefile
echo "MODEL=$model" >> Makefile
echo "SYSTEM=$system" >> Makefile
echo "NATIVECC=$nativecc" >> Makefile
echo "NATIVECCCOMPOPTS=$nativecccompopts" >> Makefile
echo "NATIVECCPROFOPTS=$nativeccprofopts" >> Makefile
echo "NATIVECCLINKOPTS=$nativecclinkopts" >> Makefile
echo "NATIVECCRPATH=$nativeccrpath" >> Makefile
echo "NATIVECCLIBS=$cclibs $dllib" >> Makefile
echo "ASM=$as" >> Makefile
echo "ASPP=$aspp" >> Makefile
echo "ASPPPROFFLAGS=$asppprofflags" >> Makefile
echo "PROFILING=$profiling" >> Makefile
echo "DYNLINKOPTS=$dllib" >> Makefile
echo "OTHERLIBRARIES=$otherlibraries" >> Makefile
echo "CC_PROFILE=$cc_profile" >> Makefile
echo "SYSTHREAD_SUPPORT=$systhread_support" >> Makefile
echo "PARTIALLD=$partialld" >> Makefile
echo "PACKLD=\$(PARTIALLD) \$(NATIVECCLINKOPTS) -o " \
| sed -e 's/ $/\\ /' >> Makefile
echo "DLLCCCOMPOPTS=$dllccompopts" >> Makefile
echo "IFLEXDIR=$iflexdir" >> Makefile
echo "O=o" >> Makefile
echo "A=a" >> Makefile
echo "SO=$SO" >> Makefile
echo "EXT_OBJ=.o" >> Makefile
echo "EXT_ASM=.s" >> Makefile
echo "EXT_LIB=.a" >> Makefile
echo "EXT_DLL=.$SO" >> Makefile
echo "EXTRALIBS=" >> Makefile
echo "CCOMPTYPE=cc" >> Makefile
echo "TOOLCHAIN=$TOOLCHAIN" >> Makefile
echo "NATDYNLINK=$natdynlink" >> Makefile
echo "CMXS=$cmxs" >> Makefile
echo "MKEXE=$mkexe" >> Makefile
echo "MKEXEDEBUGFLAG=$mkexedebugflag" >> Makefile
echo "MKDLL=$mksharedlib" >> Makefile
echo "MKMAINDLL=$mkmaindll" >> Makefile
echo "RUNTIMED=${debugruntime}" >>Makefile
if $shared_libraries_supported; then
echo "SHARED=shared" >>Makefile
else
echo "SHARED=noshared" >>Makefile
fi
echo "RUNTIMEI=${with_instrumented_runtime}" >>Makefile
echo "WITH_DEBUGGER=${with_debugger}" >>Makefile
echo "WITH_OCAMLDOC=${with_ocamldoc}" >>Makefile
echo "WITH_OCAMLBUILD=${with_ocamlbuild}" >>Makefile
echo "ASM_CFI_SUPPORTED=$asm_cfi_supported" >> Makefile
echo "WITH_FRAME_POINTERS=$with_frame_pointers" >> Makefile
echo "TARGET=$target" >> Makefile
echo "HOST=$host" >> Makefile
if [ "$ostype" = Cygwin ]; then
echo "DIFF=diff -q --strip-trailing-cr" >>Makefile
fi
echo "FLAMBDA=$flambda" >> Makefile
echo "MAX_TESTSUITE_DIR_RETRIES=$max_testsuite_dir_retries" >> Makefile
rm -f tst hasgot.c
rm -f ../m.h ../s.h ../Makefile
mv m.h s.h Makefile ..
# Print a summary
inf
inf "** Configuration summary **"
inf
inf "Directories where OCaml will be installed:"
inf " binaries.................. $bindir"
inf " standard library.......... $libdir"
inf " manual pages.............. $mandir (with extension .$manext)"
inf "Configuration for the bytecode compiler:"
inf " C compiler used........... $bytecc"
inf " options for compiling..... $bytecccompopts"
inf " options for linking....... $bytecclinkopts $cclibs $dllib" \
"$curseslibs $pthread_link"
if $shared_libraries_supported; then
inf " shared libraries are supported"
inf " options for compiling..... $sharedcccompopts $bytecccompopts"
inf " command for building...... $mksharedlib -o lib.so" \
"$mksharedlibrpath/a/path objs"
else
inf " shared libraries not supported"
fi
inf "Configuration for the native-code compiler:"
if test "$arch" = "none"; then
inf " (not supported on this platform)"
else
if test "$model" = "default"; then
inf " hardware architecture..... $arch"
else
inf " hardware architecture..... $arch ($model)"
fi
if test "$system" = "unknown"; then : ; else
inf " OS variant................ $system"
fi
inf " C compiler used........... $nativecc"
inf " options for compiling..... $nativecccompopts"
inf " options for linking....... $nativecclinkopts $cclibs"
inf " assembler ................ $as"
inf " preprocessed assembler ... $aspp"
if test "$asm_cfi_supported" = "true"; then
inf " assembler supports CFI ... yes"
else
inf " assembler supports CFI ... no"
fi
if test "$with_frame_pointers" = "true"; then
inf " with frame pointers....... yes"
else
inf " with frame pointers....... no"
fi
if $no_naked_pointers; then
inf " naked pointers forbidden.. yes"
else
inf " naked pointers forbidden.. no"
fi
inf " native dynlink ........... $natdynlink"
if test "$profiling" = "prof"; then
inf " profiling with gprof ..... supported"
else
inf " profiling with gprof ..... not supported"
fi
if test "$flambda" = "true"; then
inf " using flambda middle-end . yes"
else
inf " using flambda middle-end . no"
fi
fi
if test "$with_debugger" = "ocamldebugger"; then
inf "Source-level replay debugger: supported"
else
inf "Source-level replay debugger: not supported"
fi
if test "$debugruntime" = "runtimed"; then
inf "Debug runtime will be compiled and installed"
fi
if $with_instrumented_runtime; then
inf "Instrumented runtime will be compiled and installed"
fi
inf "Additional libraries supported:"
inf " $otherlibraries"
inf "Configuration for the \"num\" library:"
inf " target architecture ...... $bng_arch (asm level $bng_asm_level)"
if $has_graph; then
inf "Configuration for the \"graph\" library:"
inf " options for compiling .... $x11_include"
inf " options for linking ...... $x11_link"
else
inf "The \"graph\" library: not supported"
fi
inf
inf "** OCaml configuration completed successfully **"
inf
if test ! -z "$MACOSX_DEPLOYMENT_TARGET"; then
wrn "The environment variable MACOSX_DEPLOYMENT_TARGET is set.\n" \
"This will probably prevent compiling the OCaml system."
fi