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#!/bin/sh
#
# Copyright (c) 2009-2011 Mark Heily <mark@heily.com>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
makeconf_version="$Revision: 10 $"
c_exports="program version target api cflags"
make_exports="program version target api distfile \
prefix bindir sbindir libdir includedir mandir \
cflags ldflags ldadd libdepends \
sources objs deps mans headers extra_dist subdirs \
abi_major abi_minor abi_version \
cc cpp ld ln ar install diff strip"
required_headers=
optional_headers=
pre_configure_hook() {
return
}
post_configure_hook() {
return
}
export_to_make() {
for id in $*
do
# Prepend $DESTDIR to installation directories
case "$id" in
prefix)
eval "$id=\"\\\$\\\$DESTDIR\$$id\""
esac
uc_id=`echo $id | $tr '[:lower:]' '[:upper:]'`;
eval "echo \"$uc_id=\"\$$id\"\" >> config.mk"
done
}
export_to_c() {
for id in $*
do
uc_id=`echo $id | $tr '[:lower:]' '[:upper:]'`;
eval "echo \"#define $uc_id \\\"\$$id\\\"\" >> config.h"
done
}
finalize() {
uc_id=`echo \"$1\" | $tr '[:lower:]' '[:upper:]'`;
eval "if [ \"\$$1\" = \"\" ] ; then $1=\"$2\" ; fi"
}
process_argv() {
for arg in $*
do
if [ "$arg" = "--makeconf-version" ] ; then
echo $makeconf_version | sed 's/[^0-9.]//g'
exit 0
fi
id=`echo "$arg" | sed 's/=.*//; s/^--//;'`
val=`echo "$arg" | sed 's/^.*=//'`
if [ "$val" = "" ] ; then val=1 ; fi
eval "$id=\"$val\""
done
}
process_env() {
test -n "$CC" && cc="$CC"
test -n "$CPP" && cpp="$CPP"
test -n "$CPPFLAGS" && cppflags="$CPPFLAGS"
test -n "$CFLAGS" && cflags="$CFLAGS"
test -n "$LD" && ld="$LD"
test -n "$LN" && ld="$LN"
test -n "$LDFLAGS" && ldflags="$LDFLAGS"
test -n "$AR" && ar="$AR"
}
check_header() {
sym=`echo "have_$1" | sed 's,[./],_,g'`
uc_sym=`echo "$sym" | $tr '[:lower:]' '[:upper:]'`;
path=$1
printf "checking for $path.. "
if [ -f "/usr/include/$path" ] ; then
echo "yes"
echo "#define $uc_sym 1" >> config.h
eval "$sym=yes"
return 0
else
echo "no"
echo "#undef $uc_sym" >> config.h
eval "$sym=no"
return 1
fi
}
# Determine the path to an executable binary
check_binary() {
id=$1
shift
for path in $*
do
test -f $path
if [ $? = 0 ] ; then
eval "$id=\"$path\""
return
fi
done
echo "not found"
return
}
check_headers() {
for header in $*
do
check_header "$header"
done
}
check_symbol() {
header=$1
symbol=$2
uc_symbol=`echo "HAVE_$symbol" | $tr '[:lower:]' '[:upper:]' | sed 's,[./],_,g'`
lc_symbol=`echo "have_$symbol" | $tr '[:upper:]' '[:lower:]' | sed 's,[./],_,g'`
if [ -f "$header" ] ; then
path="$header"
elif [ -f "/usr/include/$header" ] ; then
path="/usr/include/$header"
else
echo "*** ERROR: Cannot find <$header>"
exit 1
fi
printf "checking $header for $symbol.. "
if [ "`grep $symbol $path`" != "" ] ; then
eval "$lc_symbol=yes"
echo "#define $uc_symbol 1" >> config.h
echo "yes"
return 0
else
eval "$lc_symbol=no"
echo "no"
echo "#undef $uc_symbol" >> config.h
return 1
fi
}
check_install() {
printf "checking for a BSD-compatible install.. "
if [ "`uname -s`" = "SunOS" ] ; then
default_install=/usr/ucb/install
else
default_install=/usr/bin/install
fi
finalize install "$default_install"
echo "$install"
}
check_target() {
printf "checking operating system type.. "
default_target=`uname -s | $tr '[:upper:]' '[:lower:]'`
default_api="posix"
case "$default_target" in
sunos)
default_target="solaris"
;;
"gnu/kfreebsd")
default_target="freebsd"
;;
mingw*)
default_target="windows"
default_api="windows"
;;
esac
finalize target "$default_target"
finalize api "$default_api"
echo "$api-$target"
}
check_compiler() {
printf "checking for a C compiler.. "
check_binary default_cc "$cc" "`which $cc 2>/dev/null`" "/usr/bin/cc" "/usr/bin/gcc" "/usr/sfw/bin/gcc" "`which gcc 2>/dev/null`"
finalize cc "$default_cc"
# test -x "$cc" || err "Unable to locate a C compiler"
echo "$cc"
}
check_linker() {
printf "checking for a suitable linker.. "
# Workaround for "hidden symbol <foo> is referenced by DSO" linker error
# seen when compiling libdispatch.
# Appears to be a problem with GCC 4.0 and binutils
#
default_ld="$cc"
ldflags="-o $program.so.$abi_major.$abi_minor $ldflags"
# FIXME: port to solaris
if [ "$target" = "linux" ] ; then
ldflags="$ldflags -Wl,-export-dynamic -Wl,-soname,$program.so.$abi_major"
fi
if [ "$target" = "solaris" ] ; then
ldflags="$ldflags"
fi
finalize ld "$default_ld"
echo "$ld"
}
check_archiver() {
printf "checking for a suitable archiver.. "
if [ "`uname -s`" = "SunOS" -a "`uname -v | grep Nexenta`" = "" ] ; then
default_ar="/usr/sfw/bin/gar"
else
default_ar="/usr/bin/ar"
fi
finalize ar "$default_ar"
echo "$ar"
}
err() {
echo "*** ERROR *** $*"
rm -f config.mk $program.pc config.h
exit 1
}
check_diff() {
# TODO: Support non-GNU diff syntax
# TODO: Search for the command
printf "checking for a suitable diff(1) command.. "
finalize diff "diff -ruN -dEbwBp -x .svn -x .o -x config.h -x config.mk"
echo "found"
}
check_strip() {
printf "checking for a suitable strip(1) command.. "
if [ "`uname -s`" = "SunOS" ] ; then
finalize strip "/usr/sfw/bin/gstrip --strip-unneeded"
else
finalize strip "/usr/bin/strip --strip-unneeded"
fi
echo "found"
}
subst_vars() {
outfile=$1
if [ ! -f "${outfile}.in" ] ; then
return
fi
echo "Creating $outfile"
rm -f $outfile
sed -e "
s,@@CWD@@,`pwd`,g;
s,@@PROGRAM@@,$program,g;
s,@@VERSION@@,$version,g;
s,@@PREFIX@@,$prefix,g;
s,@@LIBDIR@@,$libdir,g;
s,@@INCLUDEDIR@@,$includedir,g;
s,@@MANDIR@@,$mandir,g;
s,@@LIBDEPENDS@@,$libdepends,g;
s,@@PKG_SUMMARY@@,$pkg_summary,g;
s,@@RPM_DATE@@,`date +'%a %b %d %Y'`,g;
s,@@PKG_DESCRIPTION@@,$pkg_description,g;
s,@@LICENSE@@,$license,g;
s,@@AUTHOR@@,$author,g;
" < ${outfile}.in > $outfile
chmod 400 $outfile
}
#######################################################################
#
# MAIN()
#
#######################################################################
# Workaround for Solaris "Bad string" issue when LOCALE is undefined
tr="/usr/bin/tr"
test -f /usr/xpg4/bin/tr && tr="/usr/xpg4/bin/tr"
. ./config.inc
# Initialize the output files
#
for output_file in config.mk
do
rm -f $output_file
echo "# AUTOMATICALLY GENERATED -- DO NOT EDIT" > $output_file
done
if [ "$sources" != "" ] ; then
rm -f config.h
echo "/* AUTOMATICALLY GENERATED -- DO NOT EDIT */" > config.h
fi
process_argv "$*"
process_env
check_target
check_compiler
check_linker
check_archiver
check_install
check_diff
check_strip
finalize program "$program"
finalize version "$version"
finalize abi_major "$abi_major"
finalize abi_minor "$abi_minor"
finalize abi_version "$abi_major.$abi_minor"
finalize prefix "/usr/local"
finalize bindir "\\\$(PREFIX)/bin"
finalize sbindir "\\\$(PREFIX)/sbin"
finalize libdir "\\\$(PREFIX)/lib"
finalize includedir "\\\$(PREFIX)/include"
finalize mandir "\\\$(PREFIX)/share/man"
finalize cflags "$cflags"
finalize libdepends "$libdepends"
finalize ldadd ""
finalize ldflags ""
finalize deps ""
finalize ln "`which ln`"
finalize distfile "$program-$version.tar.gz"
pre_configure_hook
for header in $required_headers
do
check_header "$header" || err "$header is required, but cannot be found."
done
check_headers $optional_headers
post_configure_hook
objs="`echo \"$sources\" | sed 's/\.c/\.o/g'`"
subst_vars "$program.pc"
subst_vars "$program.la"
subst_vars "rpm.spec"
if [ "$sources" != "" ] ; then
echo "Creating config.h"
export_to_c $c_exports
fi
echo "Creating config.mk"
export_to_make "$make_exports"