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Up to [ELWIX - Embedded LightWeight unIX -] / libaitmqtt

improve memory managemant with libelwix
reworks of connection oriented funcs

#
# $Author: misho $
# $Id: configure.in,v 1.8.2.4 2022/09/14 14:32:48 misho Exp $
#
AC_INIT(libaitmqtt, 1.8, misho@elwix.org)
AC_CONFIG_SRCDIR([src/aitmqtt.c])
AC_CONFIG_HEADERS([inc/config.h])

ac_cv_func_malloc_0_nonnull="yes"
ac_cv_func_realloc_0_nonnull="yes"

# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_RANLIB

AC_CANONICAL_HOST
AC_CANONICAL_TARGET

AC_CHECK_TOOL(MKDEP, mkdep, ../mkdep)
AC_SUBST(MKDEP)

CFLAGS="-Wall -O2 -fPIC ${CFLAGS}"
LDFLAGS="${LDFLAGS}"


# Checks for libraries.

# Checks for header files.
AC_CHECK_HEADERS([arpa/inet.h netinet/in.h stdlib.h string.h sys/socket.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_CHECK_FUNCS([memset strdup strerror strtol strlcpy strlcat])

DEBUG=no
AC_MSG_CHECKING(Debug Build)
AC_ARG_ENABLE(debug,
	[  --enable-debug          Build library with debug information and additional messages],
	[ DEBUG=$enableval
		case "$enableval" in
			yes)
				AC_DEFINE(__DEBUG,, [Build libraries with debug information and additional messages])
				CFLAGS="-g ${CFLAGS}"
				;;
			*)
				AC_DEFINE(NDEBUG,, [Turn off debug asserts])
				;;
		esac ], AC_DEFINE(NDEBUG,, [Turn off debug asserts]))
AC_MSG_RESULT($DEBUG)

ELWIX=no
AC_MSG_CHECKING(With libelwix Build)
AC_ARG_WITH(elwix,
	[  --with-elwix          Build library with libelwix memory managemant],
	[ ELWIX=$withval
		case "$withval" in
			yes)
				AC_DEFINE(__ELWIX,, [Build libraries with libelwix memory managemant])
				CFLAGS="-g ${CFLAGS}"
				LIBS="-lelwix"
				;;
			*)
				;;
		esac ],)
AC_MSG_RESULT($ELWIX)

AC_CONFIG_FILES([Makefile
                 inc/Makefile
                 lib/Makefile
                 src/Makefile])
AC_OUTPUT()