#! /bin/sh
# $Id: configure 128 2008-07-23 14:37:32Z gerd $
# ----------------------------------------------------------------------
#
# Some functions
#set -x
version="1.2.3"
# Remember the old IFS value:
oldifs="$IFS"
in_path () {
# Does $1 exist in $PATH?
IFS=":"
for d in $PATH; do
if test -x "$d/$1"; then
IFS="$oldifs"
return 0
fi
done
IFS="$oldifs"
return 1
#--- The following is not portable enough:
# if test -x `type -p ls`; then
# # type -p works!
# type -p $1 >/dev/null
# else
# # use 'which' instead
# p=`which $1`
# test -x "$p"
# fi
}
get_path () {
IFS=":"
for d in $PATH; do
if test -x "$d/$1"; then
IFS="$oldifs"
echo "$d/$1"
return
fi
done
IFS="$oldifs"
#--- The following is not portable enough:
# if test -x `type -p ls`; then
# # type -p works!
# type -p $1
# else
# # use 'which' instead
# p=`which $1`
# test -x "$p" && echo $p
# fi
}
get_stdlib () {
# Older versions of ocamlc do not accept -where, so there is a fallback
# method:
ocamlc -where 2>/dev/null | tr -d '\r' || {
ocamlc -v | sed -n -e "/Standard library directory/s/.*: \(.*\)/\1/p"; }
}
get_lib () {
# $1: name of a library to search for
# $2...: places to test
libname="$1"
while [ "$#" != "0" ]; do
if [ -f "$1/lib${libname}.so" -o -f "$1/lib${libname}.a" ]; then
echo "$1"
return 0
fi
shift
done
return 1
}
get_lib_file () {
# $1: name of library without "lib" and suffix
# $2: directory
# returns full path of library
if [ -f "$2/lib$1.so" ]; then
echo "$2/lib$1.so"
elif [ -f "$2/lib$1.a" ]; then
echo "$2/lib$1.a"
else
echo ""
fi
}
cygpath_to_unix () {
v=$1
eval "p=\"\$$v\""
p="`cygpath -w -s \"$p\"`"
p="`cygpath -u \"$p\"`"
eval "$v=\"$p\""
}
######################################################################
# Here the main program begins:
######################################################################
# Interpret the command line
ocamlfind_bin=""
ocamlfind_man=""
ocaml_sitelib=""
ocamlfind_config=""
with_toolbox=0
with_topfind=1
system=""
while [ "$#" != "0" ]; do
case "$1" in
-bindir) ocamlfind_bin=$2
shift 2
;;
-mandir) ocamlfind_man=$2
shift 2
;;
-sitelib) ocaml_sitelib=$2
shift 2
;;
-config) ocamlfind_config=$2
shift 2
;;
-cygpath) system=mingw
shift
;;
-system) system=$2
shift 2
;;
-with-toolbox) with_toolbox=1
shift
;;
-no-topfind) with_topfind=0
shift
;;
-version)
echo "$version"
exit 0
;;
-h|-help|--help) echo "usage: configure [options]" 1>&2
echo " -bindir path where binaries are installed" 1>&2
echo " -mandir path where manual pages are installed" 1>&2
echo " -sitelib path set the location of the site-specific packages" 1>&2
echo " -config path set the location of the configuration file" 1>&2
echo " -system <systype> override system type (esp. mingw and win32)" 1>&2
echo " -with-toolbox also build the toolbox" 1>&2
echo " -no-topfind don't install topfind script into stdlib directory" 1>&2
exit
;;
*) echo "configure: run 'configure -h' to get help" 1>&2
exit 1
;;
esac
done
echo "Welcome to findlib version $version"
echo "Configuring core..."
#######################################################################
# inspect the system
# Some standard Unix tools must be available:
for tool in sed awk ocaml ocamlc uname rm make cat m4 dirname basename; do
if in_path $tool; then true; else
echo "configure: $tool not in PATH; this is required" 1>&2
exit 1
fi
done
# Check for Cygwin:
exec_suffix=
case `uname` in
CYGWIN*)
exec_suffix=.exe
echo "Cygwin build environment found; using .exe as suffix for binaries"
;;
*)
true ;;
esac
######################################################################
# Is the target Win32?
use_cygpath=0
# Whether we have to translate Unix paths to/from Windows paths.
if [ -z "$system" ]; then
system=`ocamlc -config 2>/dev/null|grep system|sed 's/system: //'`
# This may be
# - mingw
# - win32
# - cygwin
# - some other string means Unix
# - empty means ocamlc does not support -config
fi
case "$system" in
mingw) use_cygpath=1;;
win32) use_cygpath=1;;
esac
######################################################################
# Find out standard library location
ocaml_core_stdlib=`get_stdlib`
if [ ! -d "$ocaml_core_stdlib" ]; then
echo "configure: cannot determine ocaml's standard library directory" 1>&2
exit 1
fi
if [ ${use_cygpath} -gt 0 ]; then
cygpath_to_unix ocaml_core_stdlib
# This makes ocaml_core_stdlib a Unix-type path
fi
# Set site-lib directory:
if [ -z "$ocaml_sitelib" ]; then
case "$ocaml_core_stdlib" in
/opt/*) ocaml_sitelib=`dirname ${ocaml_core_stdlib}`/site-lib
;;
*) ocaml_sitelib="${ocaml_core_stdlib}/site-lib"
;;
esac
fi
# Find out the directory where ocamlc is:
ocamlc=`get_path ocamlc`
ocaml_core_bin=`dirname ${ocamlc}`
# Set the directory of ocamlfind:
test -n "$ocamlfind_bin" || ocamlfind_bin="$ocaml_core_bin"
# Find the directory for the manual:
# Fallback:
ocaml_core_man=/usr/local/man
d="$ocaml_core_bin"
while [ "$d" != '/' ]; do
f=0
if [ -d "$d/man/man1" ]; then
if [ -f "$d/man/man1/ocamlc.1" -o \
-f "$d/man/man1/ocamlc.1.gz" -o \
-f "$d/man/man1/ocamlc.1.Z" ]; then
f=1
fi
else
if [ -d "$d/man/mann" ]; then
if [ -f "$d/man/mann/ocamlc.n" -o \
-f "$d/man/mann/ocamlc.n.gz" -o \
-f "$d/man/mann/ocamlc.n.Z" ]; then
f=1
fi
fi
fi
if [ "$f" = "1" ]; then
ocaml_core_man="$d/man"
d="/"
else
d=`dirname $d`
fi
done
# Set the directory for ocamlfind's manuals:
test -n "$ocamlfind_man" || ocamlfind_man="$ocaml_core_man"
# Guess the right directory for the configuration file:
if [ -z "${ocamlfind_config}" ]; then
d="$ocaml_core_bin"
case "$d" in
*/bin)
ocamlfind_config=`dirname $d`/etc/findlib.conf
;;
*)
ocamlfind_config=/usr/local/etc/findlib.conf
# Fallback value
;;
esac
fi
######################################################################
# Test the threading model
echo "Testing threading model..."
if ocamlc -vmthread >/dev/null 2>/dev/null; then
:
else
echo "The -vmthread switch is not supported: Your ocaml version is too old!"
exit 1
fi
if ocamlc -config >/dev/null 2>/dev/null; then
# Good. ocamlc tells us the threading model.
if ocamlc -config | grep 'systhread_supported: true'; then
ocaml_threads="posix"
else
ocaml_threads="vm"
fi
else
# Old ocamlc do not have -config.
rm -f itest-aux/simple
ocamlc -w a -custom -thread -o itest-aux/simple unix.cma threads.cma itest-aux/simple_threads.ml \
>itest-aux/err.out 2>&1
output=`cat itest-aux/err.out`
if [ -z "$output" ]; then
ocaml_threads="posix"
else
ocaml_threads="vm"
fi
fi
######################################################################
# Does this version of OCaml support autolinking?
# Works for O'Caml >= 3.00 on. Because findlib can only be compiled
# with these O'Caml versions, we can safely assume that autolinking
# is enabled.
ocaml_autolink="true"
######################################################################
# Does this version of OCaml support DLLs?
echo "Testing DLLs..."
have_dlls="yes"
ocaml unix.cma itest-aux/simple.ml >/dev/null || have_dlls="no"
######################################################################
# Configure libraries
echo "Configuring libraries..."
# Check whether Bigarray is present.
lbigarray=bigarray
# always
# Check whether labltk is present.
if [ -f "${ocaml_core_stdlib}/labltk/labltk.cma" ]; then
llabltk=labltk
echo "labltk: found"
else
llabltk=''
echo "labltk: not present"
if [ $with_toolbox -gt 0 ]; then
echo "Sorry, toolbox requires labltk - omitting toolbox."
fi
with_toolbox=0
fi
# Check on camlp4:
if in_path camlp4; then
camlp4_dir=`camlp4 -where`
if [ ${use_cygpath} -gt 0 ]; then
camlp4_dir=`echo x | env USE_CYGPATH=1 tools/patch x "$camlp4_dir"`
# This makes camlp4_dir a windows path
fi
camlp4_version=`camlp4 -v 2>&1`
if [ "$have_dlls" = "yes" ]; then
camlp4_cmd="camlp4"
else
camlp4_cmd="safe_camlp4"
fi
# Check whether 3.09 or 3.10 style:
if camlp4 -loaded-modules >/dev/null 2>/dev/null; then
camlp4style=310
else
camlp4style=309
fi
lcamlp4="camlp4"
rm -rf "site-lib-src/camlp4"
mkdir "site-lib-src/camlp4"
cp "site-lib-src/camlp4.$camlp4style/META.in" "site-lib-src/camlp4/"
echo "camlp4: using $camlp4_cmd, style $camlp4style"
else
lcamlp4=''
echo "camlp4: not present"
fi
# Generate the META files now.
l="dbm dynlink graphics num num-top str threads unix stdlib bigarray $llabltk $lcamlp4"
for dir in site-lib-src/*; do
# We do not really know if $dir is a directory.
rm -f $dir/META
done
for lib in $l; do
if=""
if [ -f site-lib-src/$lib/interfaces.out ]; then
if=`cat site-lib-src/$lib/interfaces.out`
fi
m4 -Dos=$os \
"-Dtype_of_threads=${ocaml_threads}" \
"-Dcamlp4_dir=${camlp4_dir}" \
"-Dcamlp4_version=${camlp4_version}" \
"-Dcamlp4_cmd=${camlp4_cmd}" \
"-Dinterfaces=${if}" \
"-Dfindlib_version=${version}" \
site-lib-src/$lib/META.in >site-lib-src/$lib/META
echo "Configuration for $lib written to site-lib-src/$lib/META"
done
for part in `cd src; echo *`; do
if [ -f "src/$part/META.in" ]; then
sed -e "s/@VERSION@/$version/g" src/$part/META.in >src/$part/META
fi
done
######################################################################
printf "Detecting compiler arguments: "
( cd tools/extract_args && make ) >ocargs.log 2>&1
if [ "$?" -eq 0 ]; then
printf "(extractor built) "
tools/extract_args/extract_args -o src/findlib/ocaml_args.ml ocamlc ocamlcp ocamlmktop ocamlopt ocamldep ocamldoc >>ocargs.log 2>&1
# ocamlbrowser does not work!
if [ $? -eq 0 ]; then
echo "ok"
else
echo "FAILED"
exit 1
fi
else
echo "FAILED"
exit 1
fi
######################################################################
# Write Makefile.config
parts="findlib"
if [ $with_toolbox -gt 0 ]; then
parts="$parts findlib-toolbox"
fi
echo "# Makefile.config written by configure" >Makefile.config
echo "OCAML_CORE_STDLIB=${ocaml_core_stdlib}" >>Makefile.config
echo "OCAML_CORE_BIN=${ocaml_core_bin}" >>Makefile.config
echo "OCAML_CORE_MAN=${ocaml_core_man}" >>Makefile.config
echo "OCAML_SITELIB=${ocaml_sitelib}" >>Makefile.config
echo "OCAML_THREADS=${ocaml_threads}" >>Makefile.config
echo "OCAMLFIND_BIN=${ocamlfind_bin}" >>Makefile.config
echo "OCAMLFIND_MAN=${ocamlfind_man}" >>Makefile.config
echo "OCAMLFIND_CONF=${ocamlfind_config}" >>Makefile.config
echo "OCAML_AUTOLINK=${ocaml_autolink}" >>Makefile.config
echo "EXEC_SUFFIX=${exec_suffix}" >>Makefile.config
echo "PARTS=${parts}" >>Makefile.config
echo "INSTALL_TOPFIND=${with_topfind}" >>Makefile.config
echo "USE_CYGPATH=${use_cygpath}" >>Makefile.config
echo "VERSION=${version}" >>Makefile.config
echo "SYSTEM=${system}" >>Makefile.config
# All OK
echo
echo "About the OCAML core installation:"
echo " Standard library: ${ocaml_core_stdlib}"
echo " Binaries: ${ocaml_core_bin}"
echo " Manual pages: ${ocaml_core_man}"
echo " Multi-threading type: ${ocaml_threads}"
echo "The directory of site-specific packages will be"
echo " site-lib: ${ocaml_sitelib}"
echo "The configuration file is written to:"
echo " findlib config file: ${ocamlfind_config}"
echo "Software will be installed:"
echo " Libraries: in <site-lib>/findlib"
echo " Binaries: ${ocamlfind_bin}"
echo " Manual pages: ${ocamlfind_man}"
if [ $with_topfind -gt 0 ]; then
echo " topfind script: ${ocaml_core_stdlib}"
else
echo " topfind script: omitted"
fi
if [ $with_toolbox -gt 0 ]; then
echo "Toolbox: yes"
else
echo "Toolbox: no"
fi
echo
echo "Configuration has been written to Makefile.config"
echo
echo "You can now do 'make all', and optionally 'make opt', to build ocamlfind."