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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
#dnl Package version information
BUILD_DATE=`date +%d-%m-%Y`
AC_PREREQ(2.59)
m4_define(ecbufr_version_major, 0)
m4_define(ecbufr_version_minor, 8)
# An odd micro number indicates in-progress development, (eg. from git/cvs)
# An even micro number indicates a released version.
m4_define(ecbufr_version_micro, 2)
AC_INIT(libecbufr, ecbufr_version_major.ecbufr_version_minor.ecbufr_version_micro,"https://launchpad.net/~libecbufr-dev")
AC_PREFIX_DEFAULT(/usr)
AC_CONFIG_SRCDIR(API/Sources)
#AM_CONFIG_HEADER(config.h)
#AM_INIT_AUTOMAKE(ECBUFR, 0.8.2)
AM_INIT_AUTOMAKE(ecbufr_version_major.ecbufr_version_minor)
# use these version macros in Makefile.am
VERSION_MAJOR=ecbufr_version_major
VERSION_MINOR=ecbufr_version_minor
VERSION_MICRO=ecbufr_version_micro
AC_SUBST(VERSION_MAJOR)
AC_SUBST(VERSION_MINOR)
AC_SUBST(VERSION_MICRO)
dnl Shared library version information
dnl
dnl Current = interface version (increment when change user interface to lib)
dnl Revision = revision number (increment when change implementation, reset to 0 for new interface)
dnl Age = number of previous interfaces this one is compatible with (i.e. is a superset of)
dnl
dnl Suffix1 = [Current - Age] (on Linux, anyway, soname suffix is [C-A].A.R)
dnl
LIBTOOL_CURRENT=ecbufr_version_major
LIBTOOL_REVISION=ecbufr_version_minor
LIBTOOL_AGE=0
LIBTOOL_SUFFIX1=ecbufr_version_major
LIBTOOL_SUFFIX=${LIBTOOL_SUFFIX1}.${LIBTOOL_AGE}.${LIBTOOL_REVISION}
TOPDIR=`pwd`
# on IRIX machines: use cc instead of gcc, use -c99 and remove -std=gnu99
# CFLAGS="$CFLAGS -c99 -I${PWD}/API/Headers -D_GNU_SOURCE"
# For gcc
# -D_REENTRANT : so that library compatible with Linux Threads
# -fPIC : for shared library
# should be stripped with : strip --strip-unneeded thelibrary
# shared libraries should be installed in /usr/lib
# otherwise, /etc/ld.so.conf should contains reference to that directory at post-install and
# removed from at post-removal
#
# no -fPIC : for static library
#CFLAGS="$CFLAGS -I${PWD}/API/Headers -std=gnu99 -g -D_REENTRANT"
CFLAGS="$CFLAGS -I${PWD}/API/Headers -std=gnu99 -D_REENTRANT -fPIC"
LDFLAGS="$LDFLAGS -L${PWD}/API/Sources"
# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET
#
# AC_PROG_RANLIB is rendered obsolete by AC_PROG_LIBTOOL
#AC_PROG_RANLIB
# seems AC_PROG_LIBTOOL not available on IRIX, and should be commented
AC_PROG_LIBTOOL
AC_PATH_PROG(DOXYGEN, doxygen, no)
# Checks for libraries.
# Checks for header files.
#AC_HEADER_STDC
AC_CHECK_HEADERS(stdio.h stdlib.h string.h math.h limits.h sys/types.h time.h ctype.h)
# Checks for typedefs, structures, and compiler characteristics.
#AC_C_CONST
#AC_STRUCT_TM
# Check endianness
AC_C_BIGENDIAN
#--------------------------------------------------------------------
# On a few very rare systems, all of the libm.a stuff is
# already in libc.a. Set compiler flags accordingly.
# Also, Linux requires the "ieee" library for math to work
# right (and it must appear before "-lm").
#--------------------------------------------------------------------
MATH_LIBS=""
AC_CHECK_FUNC(sin, , MATH_LIBS="-lm")
AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"])
dnl Checks for precise integer types
AC_CHECK_HEADERS([stdint.h inttypes.h sys/int_types.h])
AC_CHECK_TYPES([uint64_t, uint128_t])
# Checks for library functions.
AC_CHECK_LIB( c, main )
#AC_FUNC_MALLOC
#AC_FUNC_REALLOC
#AC_CHECK_FUNCS([strdup])
dnl Set environment variables.
# AC_SUBST(PACKAGE)
AC_SUBST(VERSION_MAJOR)
AC_SUBST(VERSION_MINOR)
# AC_SUBST(RELEASE)
AC_SUBST(BUILD_DATE)
AM_MAINTAINER_MODE
AC_OUTPUT(Makefile \
API/Makefile \
API/Headers/Makefile \
API/Headers/private/Makefile \
API/Headers/bufr_api.h \
API/Sources/Makefile \
API/version \
Utilities/Makefile \
Tables/Makefile \
Test/Makefile \
Docs/Makefile \
Test/BUFR/Makefile \
Test/Dump/Makefile \
Examples/Makefile )
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