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395 lines
8.9 KiB
395 lines
8.9 KiB
#!/bin/sh
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#
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# Copyright © 2009-2011 Samy Al Bahra.
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# Copyright © 2011 Devon H. O'Dell <devon.odell@gmail.com>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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REQUIRE_HEADER="stdbool.h stdint.h"
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GENERATE_FILE="build/ck.build"
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EXIT_SUCCESS=0
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EXIT_FAILURE=1
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MAINTAINER='sbahra@repnop.org'
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VERSION='0.1.0'
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VERSION_MAJOR='0'
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BUILD="$PWD/build/ck.build"
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PREFIX=${PREFIX:-"/usr/local"}
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export CFLAGS
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export PREFIX
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LC_ALL=C
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export LC_ALL
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if test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
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set -o posix
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fi
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trap epilog 1 2 3 6
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epilog()
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{
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rm -f .1.c .1
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}
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assert()
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{
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if test "$#" -eq 2; then
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fail=$2
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print=true
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elif test "$#" -eq 3; then
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fail=$3
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print=echo
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else
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echo "Usage: assert <test> <fail string> or assert <test> <success string> <fail string>" 1>&2
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exit $EXIT_FAILURE
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fi
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if test -z "$1"; then
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echo "failed [$fail]"
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exit $EXIT_FAILURE
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else
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${print} "success [$1]"
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fi
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}
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generate()
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{
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sed -e "s#@PROFILE@#$PROFILE#g" \
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-e "s#@VERSION@#$VERSION#g" \
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-e "s#@VERSION_MAJOR@#$VERSION_MAJOR#g" \
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-e "s#@CC@#$CC#g" \
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-e "s#@CFLAGS@#$CFLAGS#g" \
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-e "s#@HEADERS@#$HEADERS#g" \
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-e "s#@LIBRARY@#$LIBRARY#g" \
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-e "s#@PREFIX@#$PREFIX#g" \
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-e "s#@LD@#$LD#g" \
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-e "s#@LDFLAGS@#$LDFLAGS#g" \
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-e "s#@PTHREAD_CFLAGS@#$PTHREAD_CFLAGS#g" \
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$1 > $2
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}
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generate_stdout()
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{
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echo
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echo " PROFILE = $PROFILE"
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echo " CC = $CC"
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echo " COMPILER = $COMPILER"
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echo " CFLAGS = $CFLAGS"
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echo " PTHREAD_CFLAGS = $PTHREAD_CFLAGS"
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echo " LD = $LD"
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echo " LDFLAGS = $LDFLAGS"
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echo
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echo "Headers will be installed in $HEADERS"
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echo "Libraries will be installed in $LIBRARY"
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}
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for option in $*; do
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value=`echo "$option" | sed -e 's/^[^=]*=\(.*\)/\1/'`
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case "$option" in
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--help)
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echo "Usage: ./configure [OPTIONS]"
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echo
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echo "The following options may be used for cross-building."
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echo " --profile=N Use custom build profile (use in conjunction with \$CC)"
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echo
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echo "The following options may be used to modify installation behavior."
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echo " --includedir=N Headers directory (default is ${PREFIX}/include)"
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echo " --libdir=N Libraries directory (default is ${PREFIX}/lib)"
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echo " --prefix=N Installs library files in N (default is $PREFIX)"
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echo
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echo "The following environment variables may be used:"
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echo " CC C compiler command"
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echo " CFLAGS C compiler flags"
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echo
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echo "Report bugs to ${MAINTAINER}."
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exit $EXIT_SUCCESS
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;;
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--profile=*)
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PROFILE=$value
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;;
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--prefix=*)
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PREFIX=$value
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;;
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--includedir=*)
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HEADERS=$value
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;;
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--libdir=*)
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LIBRARY=$value
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;;
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*)
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echo "./configure [--help]"
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exit $EXIT_FAILURE
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;;
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esac
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done
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HEADERS=${HEADERS:-"${PREFIX}/include"}
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LIBRARY=${LIBRARY:-"${PREFIX}/lib"}
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if test "$PROFILE"; then
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printf "Using user-specified profile....."
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if test -z "$CC"; then
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echo "failed [specify compiler]"
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exit $EXIT_FAILURE
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fi
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if test ! -f build/ck.build.$PROFILE; then
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echo "failed [$PROFILE]"
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exit $EXIT_FAILURE
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fi
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echo "success [$PROFILE]"
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printf "Generating build files..........."
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generate build/ck.build.in build/ck.build
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generate build/regressions.build.in build/regressions.build
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generate build/ck.pc.in build/ck.pc
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generate Makefile.in Makefile
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echo "success"
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generate_stdout
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exit $EXIT_SUCCESS
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fi
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printf "Detecting operating system......."
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SYSTEM=`uname -s 2> /dev/null`
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case "$SYSTEM" in
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"SunOS")
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SYSTEM=solaris
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;;
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"Linux"|"uClinux")
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SYSTEM=linux
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;;
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"FreeBSD"|"GNU/kFreeBSD")
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SYSTEM=freebsd
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;;
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"NetBSD")
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SYSTEM=netbsd
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;;
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"OpenBSD")
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SYSTEM=openbsd
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;;
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"DragonFly")
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SYSTEM=dragonflybsd
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;;
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"Darwin")
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SYSTEM=darwin
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;;
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*)
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SYSTEM=
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;;
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esac
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assert "$SYSTEM" "$SYSTEM" "unsupported"
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printf "Detecting machine architecture..."
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PLATFORM=`uname -m 2> /dev/null`
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case $PLATFORM in
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"macppc"|"Power Macintosh"|"powerpc")
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PLATFORM=ppc32
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ENVIRONMENT=32
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assert "$PLATFORM $ENVIRONMENT" "$PLATFORM $ENVIRONMENT" "unsupported"
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;;
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"sun4u"|"sun4v"|"sparc64")
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PLATFORM=sparcv9
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ENVIRONMENT=64
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LDFLAGS="-m64 $LDFLAGS"
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;;
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i386|i486|i586|i686|i586_i686|pentium*|athlon*|k5|k6|k6_2|k6_3)
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case $SYSTEM in
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darwin)
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ENVIRONMENT=64
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PLATFORM=x86_64
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;;
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freebsd)
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PLATFORM=x86
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ENVIRONMENT=32
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# FreeBSD doesn't give us a nice way to determine the CPU
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# class of the running system, reporting any 32-bit x86
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# architecture as i386. 486 is its minimum supported CPU
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# class and cmpxchg8b was implemented first in i586.
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dmesg | grep -q "486-class"
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if test "$?" -eq 0; then
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assert "" "" "Must have an i586 class or higher CPU"
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fi
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# FreeBSD still generates code for 486-class CPUs as its
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# default 32-bit target, but we need 586 at the least.
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echo "$CFLAGS" | grep -q 'march='
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if test "$?" -ne 0; then
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# Needed for cmpxchg8b
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CFLAGS="$CFLAGS -march=i586"
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fi
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;;
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linux)
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case $PLATFORM in
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i386|i486)
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assert "" "" "Must have an i586 class or higher CPU"
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;;
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esac
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PLATFORM=x86
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ENVIRONMENT=32
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;;
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*)
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PLATFORM=x86
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ENVIRONMENT=32
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assert "$PLATFORM $ENVIRONMENT" "$PLATFORM $ENVIRONMENT" "unsupported"
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;;
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esac
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;;
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"amd64"|"x86_64")
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PLATFORM=x86_64
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ENVIRONMENT=64
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LDFLAGS="-m64 $LDFLAGS"
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;;
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"i86pc")
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ISA=`isainfo -n 2> /dev/null || echo i386`
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case "$ISA" in
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"amd64")
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PLATFORM=x86_64
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ENVIRONMENT=64
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;;
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*)
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PLATFORM=x86
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ENVIRONMENT=32
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assert "$PLATFORM $ENVIRONMENT" "$PLATFORM $ENVIRONMENT" "unsupported"
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;;
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esac
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;;
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"ppc64")
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PLATFORM=ppc64
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ENVIRONMENT=64
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;;
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*)
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PLATFORM=
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;;
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esac
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assert "$PLATFORM" "$PLATFORM" "unsupported"
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# Platform will be used as a macro.
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PROFILE="${PROFILE:-$PLATFORM}"
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PLATFORM="__${PLATFORM}__"
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printf "Finding suitable compiler........"
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# `which` on Solaris sucks
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pathsearch()
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{
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what=$1
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oldFS="$IFS"
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IFS=":"
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for d in $PATH ; do
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if test -x "$d/$what" ; then
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echo "$d/$what";
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IFS="$oldFS"
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return
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fi
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done
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IFS="$oldFS"
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}
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CC=`pathsearch "${CC:-cc}"`
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if test -z "$CC" -o ! -x "$CC"; then
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CC=`pathsearch "${CC:-gcc}"`
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fi
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assert "$CC" "not found"
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# Make sure GCC 4.X, the only supported compiler, is being used.
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cat << EOF > .1.c
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#include <stdio.h>
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int main(void) {
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#if defined(__GNUC__) && (__GNUC__ >= 4)
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puts("gcc");
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return (0);
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#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x5110)
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puts("suncc");
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return (0);
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#else
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return (1);
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#endif
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}
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EOF
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$CC -o .1 .1.c
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COMPILER=`./.1`
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r=$?
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rm -f .1.c .1
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if test "$r" -ne 0; then
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assert "" "update compiler"
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else
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echo "success [$CC]"
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fi
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if test "$COMPILER" = "suncc"; then
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LD=/bin/ld
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LDFLAGS="-G -z text $LDFLAGS"
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CFLAGS="-xO5 $CFLAGS"
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PTHREAD_CFLAGS="-mt -lpthread"
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elif test "$COMPILER" = "gcc"; then
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LD=$CC
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LDFLAGS="-shared -fPIC -Wl,-soname,libck.so.$VERSION_MAJOR $LDFLAGS"
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CFLAGS="-D_XOPEN_SOURCE=600 -D_BSD_SOURCE -std=gnu99 -pedantic -Wall -W -Wundef -Wendif-labels -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-align -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wdisabled-optimization -fstrict-aliasing -O2 -pipe -Wno-parentheses $CFLAGS"
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PTHREAD_CFLAGS="-pthread"
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else
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assert "" "unknown compiler"
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fi
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for i in $REQUIRE_HEADER; do
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printf "Checking header file usability..."
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cat << EOF > .1.c
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#include <$i>
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int main(void){return(0);}
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EOF
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$CC -o .1 .1.c 2> /dev/null
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hf_s=$?
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rm -f .1 .1.c
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if test $hf_s -eq 0; then
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echo "success [$i]"
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else
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echo "failed [$i]"
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exit $EXIT_FAILURE
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fi
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done
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printf "Generating build files..........."
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generate build/ck.build.in build/ck.build
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generate build/regressions.build.in build/regressions.build
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generate build/ck.pc.in build/ck.pc
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generate Makefile.in Makefile
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echo "success"
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generate_stdout
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