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# c_eclib autoconf template
# FIXME - add project url as the last argument
AC_INIT(erasurecode,0.9.4)
AC_GNU_SOURCE
AC_PREREQ([2.61])
AM_INIT_AUTOMAKE([subdir-objects no-dependencies])
LT_INIT # libtool
AC_CONFIG_SRCDIR(src)
AC_CONFIG_HEADER(include/config.h)
# Making releases:
# Edit include/erasurecode_version.h and change the version, then:
# ERASURECODE_MICRO_VERSION += 1;
# if any functions have been added, set ERASURECODE_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set ERASURECODE_BINARY_AGE and ERASURECODE_INTERFACE_AGE to 0.
#
ERASURECODE_MAJOR_VERSION=0
ERASURECODE_MINOR_VERSION=9
ERASURECODE_MICRO_VERSION=4
ERASURECODE_VERSION=$ERASURECODE_MAJOR_VERSION.$ERASURECODE_MINOR_VERSION.$ERASURECODE_MICRO_VERSION
AC_SUBST(ERASURECODE_MAJOR_VERSION)
AC_SUBST(ERASURECODE_MINOR_VERSION)
AC_SUBST(ERASURECODE_MICRO_VERSION)
AC_SUBST(ERASURECODE_VERSION)
# libtool versioning
LT_RELEASE=$ERASURECODE_MAJOR_VERSION.$ERASURECODE_MINOR_VERSION
m4_pattern_allow([^LT_])
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Needed when reconfiguring with 'autoreconf -i -s'
AC_CONFIG_MACRO_DIR([m4])
AM_MAINTAINER_MODE([disable])
dnl Compiling with per-target flags requires AM_PROG_CC_C_O.
AC_PROG_CC
AC_PROG_LIBTOOL
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
dnl Set up compile and link options
INCLUDE="-I$srcdir/include"
BASE_CFLAGS="-D_GNU_SOURCE=1"
BASE_LDFLAGS=""
BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
dnl Check for C library headers
AC_HEADER_STDC
AC_CHECK_HEADERS(sys/types.h stdio.h stdlib.h stddef.h stdarg.h
malloc.h memory.h string.h strings.h inttypes.h
stdint.h ctype.h math.h iconv.h signal.h dlfcn.h)
AC_CHECK_FUNCS(malloc calloc realloc free)
# C sources
SOURCES="$SOURCES $srcdir/src/*.c"
SOURCES="$SOURCES $srcdir/src/backends/null/*.c"
SOURCES="$SOURCES $srcdir/src/backends/jerasure/*.c"
SOURCES="$SOURCES $srcdir/src/backends/gf_complete/*.c"
SOURCES="$SOURCES $srcdir/src/backends/isa_l/*.c"
SOURCES="$SOURCES $srcdir/src/backends/xor/*.c"
SOURCES="$SOURCES $srcdir/src/builtins/xor/*.c"
SOURCES="$SOURCES $srcdir/src/utils/chksum/*.c"
SOURCES="$SOURCES $srcdir/test/*.c"
# Check for jerasure/gf_complete headers
AC_CHECK_HEADERS(jerasure.h cauchy.h galois.h liberation.h reed_sol.h gf_complete.h)
dnl Default behavior of AC_CHECK_LIB if the library is found is to set the HAVE_LIB*
dnl variable and add the library to LIBS, which has the result of all compiles
dnl --including those performed by configure-- linking against the discovered
dnl library. This un-necessary linkage can increase build time as well as
dnl complicates configuration, so default behavior has been overridden so we dont
dnl set the LIBS.
AC_CHECK_LIB([Jerasure], [jerasure_autoconf_test],
[
echo "Found libJerasure"
HAVE_LIBJERASURE = 1
],
[
echo "Error! You need to have libJerasure installed."
echo "libJerasure is available from bitbucket.org/kmgreen2/jerasure-kmg.git"
exit -1
])
AC_CHECK_LIB([gf_complete], [gf_init_easy],
[
echo "Found libgf_complete"
HAVE_LIBGF_COMPLETE = 1
],
[
echo "Error! You need to have gf_complete installed."
echo "gf_complete is available from http://web.eecs.utk.edu/~plank/plank/papers/CS-13-703.html"
exit -1
])
AX_EXT()
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--enable-debug],
[enable debugging, default: no]),
[case "${enableval}" in
yes) debug=true ;;
no) debug=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
esac],
[debug=false])
AM_CONDITIONAL(DEBUG, test x"$debug" = x"true")
dnl Expand the sources and objects needed to build the library
AC_SUBST(ac_aux_dir)
AC_SUBST(INCLUDE)
AC_SUBST(SOURCES)
AC_SUBST(OBJECTS)
AC_SUBST(BUILD_CFLAGS)
AC_SUBST(EXTRA_CFLAGS)
AC_SUBST(BUILD_LDFLAGS)
AC_SUBST(EXTRA_LDFLAGS)
AC_OUTPUT(Makefile, erasurecode.pc, erasurecode.spec)
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