configure.ac 56.2 KB
Newer Older
1 2
#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
3

4
AC_PREREQ([2.59])
5
AC_INIT(bind10, 20130205, bind10-dev@isc.org)
6
AC_CONFIG_SRCDIR(README)
7 8 9 10 11 12 13
# serial-tests is not available in automake version before 1.13. In
# automake 1.13 and higher, AM_PROG_INSTALL is undefined, so we'll check
# that and conditionally use serial-tests.
AM_INIT_AUTOMAKE(
	[foreign]
	m4_ifndef([AM_PROG_INSTALL], [serial-tests])
)
14
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])dnl be backward compatible
15
AC_CONFIG_HEADERS([config.h])
16
AC_CONFIG_MACRO_DIR([m4macros])
17 18 19

# Checks for programs.
AC_PROG_CXX
20

21 22 23
# Enable low-performing debugging facilities? This option optionally
# enables some debugging aids that perform slowly and hence aren't built
# by default.
24 25 26 27
AC_ARG_ENABLE([debug],
  AS_HELP_STRING([--enable-debug],
    [enable debugging (default is no)]),
  [case "${enableval}" in
28 29
    yes) debug_enabled=yes ;;
    no)  debug_enabled=no ;;
30
    *)   AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
31 32
  esac],[debug_enabled=no])
AM_CONDITIONAL([DEBUG_ENABLED], [test x$debug_enabled = xyes])
33
AM_COND_IF([DEBUG_ENABLED], [AC_DEFINE([ENABLE_DEBUG], [1], [Enable low-performing debugging facilities?])])
34

35 36
# Libtool configuration
#
Jelte Jansen's avatar
Jelte Jansen committed
37 38 39 40 41 42

# libtool cannot handle spaces in paths, so exit early if there is one
if [ test `echo $PWD | grep -c ' '` != "0"  ]; then
    AC_MSG_ERROR([BIND 10 cannot be built in a directory that contains spaces, because of libtool limitations. Please change the directory name, or use a symbolic link that does not contain spaces.])
fi

43 44
# On FreeBSD (and probably some others), clang++ does not meet an autoconf
# assumption in identifying libtool configuration regarding shared library:
45 46 47 48 49
# the configure script will execute "$CC -shared $CFLAGS/$CXXFLAGS -v" and
# expect the output contains -Lxxx or -Ryyy.  This is the case for g++, but
# not for clang++, and, as a result, it will cause various errors in linking
# programs or running them with a shared object (such as some of our python
# scripts).
50 51 52 53 54
# To work around this problem we define a temporary variable
# "CXX_LIBTOOL_LDFLAGS".  It's expected to be defined as, e.g, "-L/usr/lib"
# to temporarily fake the output so that it will be compatible with that of
# g++.
CFLAGS_SAVED=$CFLAGS
55
CXXFLAGS_SAVED=$CXXFLAGS
56
CFLAGS="$CFLAGS $CXX_LIBTOOL_LDFLAGS"
57
CXXFLAGS="$CXXFLAGS $CXX_LIBTOOL_LDFLAGS"
58
AC_PROG_LIBTOOL
59
CFLAGS=$CFLAGS_SAVED
60
CXXFLAGS=$CXXFLAGS_SAVED
61

62
# Use C++ language
63 64 65
AC_LANG([C++])

# Identify the compiler: this check must be after AC_PROG_CXX and AC_LANG.
66
AM_CONDITIONAL(USE_GXX, test "X${GXX}" = "Xyes")
67
AC_CHECK_DECL([__SUNPRO_CC], [SUNCXX="yes"], [SUNCXX="no"])
68 69
AC_CHECK_DECL([__clang__], [CLANGPP="yes"], [CLANGPP="no"])
AM_CONDITIONAL(USE_CLANGPP, test "X${CLANGPP}" = "Xyes")
70

71 72
# Linker options

73 74 75
# check -R, "-Wl,-R" or -rpath (we share the AX function defined in
#  examples/m4)
AX_ISC_RPATH
76

77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172
# Compiler dependent settings: define some mandatory CXXFLAGS here.
# We also use a separate variable B10_CXXFLAGS.  This will (and should) be
# used as the default value for each specific AM_CXXFLAGS:
# AM_CXXFLAGS = $(B10_CXXFLAGS)
# AM_CXXFLAGS += ... # add module specific flags
# We need this so that we can disable some specific compiler warnings per
# module basis; since AM_CXXFLAGS are placed before CXXFLAGS, and since
# gcc's -Wno-XXX option must be specified after -Wall or -Wextra, we cannot
# specify the default warning flags in CXXFLAGS and let specific modules
# "override" the default.

# This may be used to try linker flags.
AC_DEFUN([BIND10_CXX_TRY_FLAG], [
  AC_MSG_CHECKING([whether $CXX supports $1])

  bind10_save_CXXFLAGS="$CXXFLAGS"
  CXXFLAGS="$CXXFLAGS $1"

  AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void){ return 0;}])],
                 [bind10_cxx_flag=yes], [bind10_cxx_flag=no])
  CXXFLAGS="$bind10_save_CXXFLAGS"

  if test "x$bind10_cxx_flag" = "xyes"; then
    ifelse([$2], , :, [$2])
  else
    ifelse([$3], , :, [$3])
  fi

  AC_MSG_RESULT([$bind10_cxx_flag])
])

# SunStudio compiler requires special compiler options for boost
# (http://blogs.sun.com/sga/entry/boost_mini_howto)
if test "$SUNCXX" = "yes"; then
CXXFLAGS="$CXXFLAGS -library=stlport4 -features=tmplife -features=tmplrefstatic"
MULTITHREADING_FLAG="-mt"
fi

# Newer versions of clang++ promotes "unused driver arguments" warnings to
# a fatal error with -Werror, causing build failure.  Since we use multiple
# compilers on multiple systems, this can easily happen due to settings for
# non clang++ environments that could be just ignored otherwise.  It can also
# happen if clang++ is used via ccache.  So, although probably suboptimal,
# we suppress this particular warning.  Note that it doesn't weaken checks
# on the source code.
if test "$CLANGPP" = "yes"; then
	B10_CXXFLAGS="$B10_CXXFLAGS -Qunused-arguments"
fi

BIND10_CXX_TRY_FLAG([-Wno-missing-field-initializers],
	[WARNING_NO_MISSING_FIELD_INITIALIZERS_CFLAG="-Wno-missing-field-initializers"])
AC_SUBST(WARNING_NO_MISSING_FIELD_INITIALIZERS_CFLAG)

# gcc specific settings:
if test "X$GXX" = "Xyes"; then
B10_CXXFLAGS="$B10_CXXFLAGS -Wall -Wextra -Wwrite-strings -Woverloaded-virtual -Wno-sign-compare"
case "$host" in
*-solaris*)
	MULTITHREADING_FLAG=-pthreads
	# In Solaris, IN6ADDR_ANY_INIT and IN6ADDR_LOOPBACK_INIT need -Wno-missing-braces
	B10_CXXFLAGS="$B10_CXXFLAGS -Wno-missing-braces"
	;;
*)
	MULTITHREADING_FLAG=-pthread
	;;
esac

# Don't use -Werror if configured not to
AC_ARG_WITH(werror,
    AC_HELP_STRING([--with-werror], [Compile using -Werror (default=yes)]),
    [
     case "${withval}" in
         yes) with_werror=1 ;;
         no)  with_werror=0 ;;
         *)   AC_MSG_ERROR(bad value ${withval} for --with-werror) ;;
     esac],
     [with_werror=1])

werror_ok=0

# Certain versions of gcc (g++) have a bug that incorrectly warns about
# the use of anonymous name spaces even if they're closed in a single
# translation unit.  For these versions we have to disable -Werror.
if test $with_werror = 1; then
   CXXFLAGS_SAVED="$CXXFLAGS"
   CXXFLAGS="$CXXFLAGS $B10_CXXFLAGS -Werror"
   AC_MSG_CHECKING(for in-TU anonymous namespace breakage)
   AC_TRY_COMPILE([namespace { class Foo {}; }
   namespace isc {class Bar {Foo foo_;};} ],,
	[AC_MSG_RESULT(no)
	 werror_ok=1
	 B10_CXXFLAGS="$B10_CXXFLAGS -Werror"],
	[AC_MSG_RESULT(yes)])
   CXXFLAGS="$CXXFLAGS_SAVED"
fi

173 174
fi				dnl GXX = yes

JINMEI Tatuya's avatar
JINMEI Tatuya committed
175 176 177 178 179 180 181 182
# allow building programs with static link.  we need to make it selective
# because loadable modules cannot be statically linked.
AC_ARG_ENABLE([static-link],
AC_HELP_STRING([--enable-static-link],
  [build programs with static link [[default=no]]]),
  [enable_static_link=yes], [enable_static_link=no])
AM_CONDITIONAL(USE_STATIC_LINK, test $enable_static_link = yes)

JINMEI Tatuya's avatar
JINMEI Tatuya committed
183 184 185 186 187 188 189 190
# Check validity about some libtool options
if test $enable_static_link = yes -a $enable_static = no; then
	AC_MSG_ERROR([--enable-static-link requires --enable-static])
fi
if test $enable_shared = no; then
	AC_MSG_ERROR([BIND 10 requires shared libraries to be built])
fi

Michal Vaner's avatar
Michal Vaner committed
191 192 193 194 195 196
# allow configuring without setproctitle.
AC_ARG_ENABLE(setproctitle-check,
AC_HELP_STRING([--disable-setproctitle-check],
  [do not check for python setproctitle module (used to give nice names to python processes)]),
  setproctitle_check=$enableval, setproctitle_check=yes)

197 198 199 200
# OS dependent configuration
SET_ENV_LIBRARY_PATH=no
ENV_LIBRARY_PATH=LD_LIBRARY_PATH

201
case "$host" in
202 203 204 205
*-solaris*)
	# Solaris requires special definitions to get some standard libraries
	# (e.g. getopt(3)) available with common used header files.
	CPPFLAGS="$CPPFLAGS -D_XPG4_2 -D__EXTENSIONS__"
Dima Volodin's avatar
Dima Volodin committed
206 207
	# "now" binding is necessary to prevent deadlocks in C++ static initialization code
	LDFLAGS="$LDFLAGS -z now"
208 209 210 211
	# Destroying locked mutexes, condition variables being waited
	# on, etc. are undefined behavior on Solaris, so we set it as
	# such here.
	AC_DEFINE([HAS_UNDEFINED_PTHREAD_BEHAVIOR], [1], [Does this platform have some undefined pthreads behavior?])
212
	;;
213
*-apple-darwin*)
214 215 216 217
	# Starting with OSX 10.7 (Lion) we must choose which IPv6 API to use
	# (RFC2292 or RFC3542).
	CPPFLAGS="$CPPFLAGS -D__APPLE_USE_RFC_3542"

Jeremy C. Reed's avatar
Jeremy C. Reed committed
218
	# libtool doesn't work perfectly with Darwin: libtool embeds the
219 220 221 222 223 224 225 226
	# final install path in dynamic libraries and our loadable python
	# modules always refer to that path even if it's loaded within the
	# source tree.  This prevents pre-install tests from working.
	# To work around this problem we explicitly specify paths to dynamic
	# libraries when we use them in the source tree.
	SET_ENV_LIBRARY_PATH=yes
	ENV_LIBRARY_PATH=DYLD_LIBRARY_PATH
	;;
227 228 229
*-freebsd*)
	SET_ENV_LIBRARY_PATH=yes
	;;
230 231 232
*-netbsd*)
	SET_ENV_LIBRARY_PATH=yes
	;;
233 234 235
*-openbsd*)
	SET_ENV_LIBRARY_PATH=yes
	;;
236
esac
237 238 239
AM_CONDITIONAL(SET_ENV_LIBRARY_PATH, test $SET_ENV_LIBRARY_PATH = yes)
AC_SUBST(SET_ENV_LIBRARY_PATH)
AC_SUBST(ENV_LIBRARY_PATH)
240

241
m4_define([_AM_PYTHON_INTERPRETER_LIST], [python python3.3 python3.2 python3.1 python3])
242 243
AC_ARG_WITH([pythonpath],
AC_HELP_STRING([--with-pythonpath=PATH],
244
  [specify an absolute path to python executable when automatic version check (incorrectly) fails]),
245 246 247 248
  [python_path="$withval"], [python_path="auto"])
if test "$python_path" = auto; then
	AM_PATH_PYTHON([3.1])
else
249 250
	# Older versions of automake can't handle python3 well.  This is an
	# in-house workaround for them.
251 252
	PYTHON=$python_path
	AC_SUBST(PYTHON)
253 254 255 256
	PYTHON_PREFIX='${prefix}'
	AC_SUBST(PYTHON_PREFIX)
	PYTHON_EXEC_PREFIX='$(exec_prefix)'
	AC_SUBST(PYTHON_EXEC_PREFIX)
257 258 259 260
	PYTHON_VERSION=[`$PYTHON -c "import sys; sys.stdout.write(sys.version[:3])"`]
	if test `echo "$PYTHON_VERSION >= 3.1" | bc` != 1 ; then
		AC_MSG_ERROR(["Python version too old: $PYTHON_VERSION, need 3.1 or higher"])
	fi
261 262
	AC_SUBST(PYTHON_VERSION)
	PYTHON_PLATFORM=`$PYTHON -c "import sys; print(sys.platform)"`
263
	AC_SUBST(PYTHON_PLATFORM)
264
	pythondir='${prefix}/lib/python'$PYTHON_VERSION'/site-packages'
265
	AC_SUBST(pythondir)
266
	pkgpythondir='${pythondir}/'$PACKAGE
267
	AC_SUBST(pkgpythondir)
268
	pyexecdir='${exec_prefix}/lib/python'$PYTHON_VERSION'/site-packages'
269
	AC_SUBST(pyexecdir)
270
	pkgpyexecdir='${pyexecdir}/'$PACKAGE
271
	AC_SUBST(pkgpyexecdir)
272
fi
273

274 275 276 277 278 279 280 281 282 283
# We need to store the default pyexecdir in a separate variable so that
# we can specify in Makefile.am the install directory of various BIND 10
# python scripts and loadable modules; in Makefile.am we cannot replace
# $(pyexecdir) using itself, e.g, this doesn't work:
# pyexecdir = $(pyexecdir)/isc/some_module
# The separate variable makes this setup possible as follows:
# pyexecdir = $(PYTHON_SITEPKG_DIR)/isc/some_module
PYTHON_SITEPKG_DIR=${pyexecdir}
AC_SUBST(PYTHON_SITEPKG_DIR)

284
# This will be commonly used in various Makefile.am's that need to generate
285 286 287 288 289 290
# python log messages.
PYTHON_LOGMSGPKG_DIR="\$(top_builddir)/src/lib/python/isc/log_messages"
AC_SUBST(PYTHON_LOGMSGPKG_DIR)

# This is python package paths commonly used in python tests.  See
# README of log_messages for why it's included.
291 292 293 294
# lib/dns/python/.libs is necessary because __init__.py of isc package
# automatically imports isc.datasrc, which then requires the DNS loadable
# module.  #2145 should eliminate the need for it.
COMMON_PYTHON_PATH="\$(abs_top_builddir)/src/lib/python/isc/log_messages:\$(abs_top_srcdir)/src/lib/python:\$(abs_top_builddir)/src/lib/python:\$(abs_top_builddir)/src/lib/dns/python/.libs"
295 296
AC_SUBST(COMMON_PYTHON_PATH)

297 298 299
# Check for python development environments
if test -x ${PYTHON}-config; then
	PYTHON_INCLUDES=`${PYTHON}-config --includes`
300

301 302 303 304 305
	# make a copy of python-config --ldflags, removing any spaces and tabs
	# between "-L" and its argument (some instances of python-config
	# insert a space, which would confuse the code below)
	python_config_ldflags=`${PYTHON}-config --ldflags | sed -ne 's/\([ \t]*-L\)[ ]*\([^ \t]*[ \t]*\)/\1\2/pg'`
	for flag in $python_config_ldflags; do
306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321
		# add any '-L..." flags to PYTHON_LDFLAGS
		flag=`echo $flag | sed -ne 's/^\(\-L.*\)$/\1/p'`
		if test "X${flag}" != X; then
			PYTHON_LDFLAGS="$PYTHON_LDFLAGS ${flag}"
		fi
	done
	# on some platforms, ${PYTHON}-config --ldflags doesn't provide a -L
	# option while having the library under a non trivial directory.
	# as a workaround we try the "lib" sub directory under the common
	# prefix for this python.
	if test -z "${PYTHON_LDFLAGS}"; then
		PYTHON_LDFLAGS="-L`${PYTHON}-config --prefix`/lib"
	fi
else
	if test "X$PYTHON_INCLUDES" = X -o "X$PYTHON_LDFLAGS" = X; then
		AC_MSG_WARN([${PYTHON}-config does not exist or is not executable, so we could not detect python development environment.  Your system may require an additional package (e.g. "python3-dev").  Alternatively, if you are sure you have python headers and libraries, define PYTHON_INCLUDES and PYTHON_LDFLAGS and run this script.])
322 323
	fi
fi
324

325 326 327 328
# Some OSes including NetBSD don't install libpython.so in a well known path.
# To avoid requiring dynamic library path with our python wrapper loadable
# modules, we embed the path to the modules when possible.  We do this even
# when the path is known in the common operational environment (e.g. when
Jeremy C. Reed's avatar
Jeremy C. Reed committed
329
# it's stored in a common "hint" file) for simplicity.
330
if test "x$ISC_RPATH_FLAG" != "x"; then
331 332
	python_rpath=
	for flag in ${PYTHON_LDFLAGS}; do
333
		python_rpath="${python_rpath} `echo $flag | sed -ne "s/^\(\-L\)/${ISC_RPATH_FLAG}/p"`"
334 335 336 337
	done
	PYTHON_LDFLAGS="${PYTHON_LDFLAGS} ${python_rpath}"
fi

338 339 340
AC_SUBST(PYTHON_INCLUDES)
AC_SUBST(PYTHON_LDFLAGS)

341 342 343 344 345
CPPFLAGS_SAVED="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS ${PYTHON_INCLUDES}"
AC_CHECK_HEADERS([Python.h],, AC_MSG_ERROR([Missing Python.h]))
CPPFLAGS="$CPPFLAGS_SAVED"

346
# Check for python library.  Needed for Python-wrapper libraries.
347 348 349 350 351 352 353 354
LDFLAGS_SAVED="$LDFLAGS"
LDFLAGS="$LDFLAGS $PYTHON_LDFLAGS"
python_bin="python${PYTHON_VERSION}"
AC_CHECK_LIB($python_bin, main, python_lib=$python_bin, python_lib=no)
if test $python_lib != "no"; then
	PYTHON_LIB="-l$python_lib"
fi
AC_SUBST(PYTHON_LIB)
355
LDFLAGS=$LDFLAGS_SAVED
356

Michal Vaner's avatar
Michal Vaner committed
357 358 359 360 361 362 363
# Check for the setproctitle module
if test "$setproctitle_check" = "yes" ; then
    AC_MSG_CHECKING(for setproctitle module)
    if "$PYTHON" -c 'import setproctitle' 2>/dev/null ; then
        AC_MSG_RESULT(ok)
    else
        AC_MSG_RESULT(missing)
364 365 366
        AC_MSG_WARN([Missing setproctitle python module.
Use --disable-setproctitle-check to skip this check.
In this case we will continue, but naming of python processes will not work.])
Michal Vaner's avatar
Michal Vaner committed
367 368 369
    fi
fi

370 371
# TODO: check for _sqlite3.py module

372
# (g++ only check)
373 374 375
# Python 3.2 has an unused parameter in one of its headers. This
# has been reported, but not fixed as of yet, so we check if we need
# to set -Wno-unused-parameter.
376
if test "X$GXX" = "Xyes" -a $werror_ok = 1; then
377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393
	CPPFLAGS_SAVED="$CPPFLAGS"
	CPPFLAGS=${PYTHON_INCLUDES}
	CXXFLAGS_SAVED="$CXXFLAGS"
	CXXFLAGS="$CXXFLAGS $B10_CXXFLAGS -Werror"
	AC_MSG_CHECKING([whether we need -Wno-unused-parameter for python])
	AC_TRY_COMPILE(
		[#include <Python.h>],
		[],
		[AC_MSG_RESULT(no)],
		[
		CXXFLAGS="$CXXFLAGS -Wno-unused-parameter"
		AC_TRY_COMPILE([#include <Python.h>],
		[],
		[AC_MSG_RESULT(yes)
		 PYTHON_CXXFLAGS="${PYTHON_CXXFLAGS} -Wno-unused-parameter"
		 AC_SUBST(PYTHON_CXXFLAGS)
		],
394
		[AC_MSG_ERROR([Can't compile against Python.h.  If you're using MacOS X and have installed Python with Homebrew, see http://bind10.isc.org/wiki/SystemNotesMacOSX])]
395 396 397 398 399 400 401
                )
                ]
	)
	CXXFLAGS="$CXXFLAGS_SAVED"
	CPPFLAGS="$CPPFLAGS_SAVED"
fi

402
# produce PIC unless we disable shared libraries. need this for python bindings.
403
if test $enable_shared != "no" -a "X$GXX" = "Xyes"; then
404
   B10_CXXFLAGS="$B10_CXXFLAGS -fPIC"
405 406
fi

407 408
AC_SUBST(B10_CXXFLAGS)

409 410
# Checks for libraries.

411 412
AC_SEARCH_LIBS(inet_pton, [nsl])
AC_SEARCH_LIBS(recvfrom, [socket])
413
AC_SEARCH_LIBS(nanosleep, [rt])
414

415 416 417 418 419 420
# Checks for header files.

# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_TYPE_SIZE_T

421

422 423 424 425 426 427
# Detect OS type (it may be used to do OS-specific things, e.g.
# interface detection in DHCP)
AC_MSG_CHECKING(OS family)
system=`uname -s`
case $system in
    Linux)
428
      OS_TYPE="Linux"
429 430 431 432 433 434
      CPPFLAGS="$CPPFLAGS -DOS_LINUX"
      ;;
    Darwin | FreeBSD | NetBSD | OpenBSD)
      OS_TYPE="BSD"
      CPPFLAGS="$CPPFLAGS -DOS_BSD"
      ;;
435
    SunOS)
436
      OS_TYPE="Solaris"
437
      CPPFLAGS="$CPPFLAGS -DOS_SUN"
438 439 440 441 442 443 444
      ;;
    *)
      OS_TYPE="Unknown"
      AC_MSG_WARN("Unsupported OS: uname returned $system")
      ;;
esac
AC_MSG_RESULT($OS_TYPE)
445 446 447

AM_CONDITIONAL(OS_LINUX, test $OS_TYPE = Linux)
AM_COND_IF([OS_LINUX], [AC_DEFINE([OS_LINUX], [1], [Running on Linux?])])
448
AM_CONDITIONAL(OS_BSD, test $OS_TYPE = BSD)
449
AM_COND_IF([OS_BSD], [AC_DEFINE([OS_BSD], [1], [Running on BSD?])])
450
AM_CONDITIONAL(OS_SOLARIS, test $OS_TYPE = Solaris)
451
AM_COND_IF([OS_SOLARIS], [AC_DEFINE([OS_SOLARIS], [1], [Running on Solaris?])])
452

453 454 455 456 457 458
AC_MSG_CHECKING(for sa_len in struct sockaddr)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[struct sockaddr sa; sa.sa_len = 0; return (0);],
        [AC_MSG_RESULT(yes)
459
        AC_DEFINE(HAVE_SA_LEN, 1, [Define to 1 if sockaddr has a sa_len member, and corresponding sin_len and sun_len])],
460 461
        AC_MSG_RESULT(no))

462 463
AC_ARG_WITH(pycoverage,
[  --with-pycoverage[=PROGRAM]         enable python code coverage using the specified coverage], pycoverage="$withval", pycoverage="no")
464 465 466 467 468 469 470 471
if test "$pycoverage" = "no" ; then
	# just run the tests normally with python
	PYCOVERAGE_RUN="${PYTHON}"
	USE_PYCOVERAGE="no"
elif test "$pycoverage" = "yes" ; then
	PYCOVERAGE="coverage"
	PYCOVERAGE_RUN="${PYCOVERAGE} run --branch --append"
	USE_PYCOVERAGE="yes"
472
else
473 474 475
	PYCOVERAGE="$pycoverage"
	PYCOVERAGE_RUN="${PYCOVERAGE} run --branch --append"
	USE_PYCOVERAGE="yes"
476
fi
477
AM_CONDITIONAL(ENABLE_PYTHON_COVERAGE, test x$USE_PYCOVERAGE != xno)
478
AC_SUBST(PYCOVERAGE)
Jeremy C. Reed's avatar
Jeremy C. Reed committed
479
AC_SUBST(PYCOVERAGE_RUN)
480
AC_SUBST(USE_PYCOVERAGE)
481

482
enable_gtest="no"
483
GTEST_INCLUDES=
484 485 486 487

AC_ARG_WITH([gtest-source],
            [AS_HELP_STRING([--with-gtest-source=PATH],
                            [location of the Googletest source, defaults to /usr/src/gtest])],
488
            [enable_gtest="yes" ; GTEST_SOURCE="$withval"],
489 490 491 492 493 494 495
            [GTEST_SOURCE="/usr/src/gtest"])

AC_ARG_WITH([gtest],
	    [AS_HELP_STRING([--with-gtest=PATH],
			    [specify a path to gtest header files (PATH/include) and library (PATH/lib)])],
	[gtest_path="$withval"; enable_gtest="yes"], [gtest_path="no"])

496
AC_ARG_WITH(lcov,
497
[  --with-lcov[=PROGRAM]         enable gtest and coverage target using the specified lcov], lcov="$withval", lcov="no")
498 499 500 501

USE_LCOV="no"
if test "$lcov" != "no"; then
	# force gtest if not set
502
	if test "$enable_gtest" = "no"; then
503 504
#		AC_MSG_ERROR("lcov needs gtest for test coverage report")
		AC_MSG_NOTICE([gtest support is now enabled, because used by coverage tests])
505
		enable_gtest="yes"
506 507
	fi
	if test "$lcov" != "yes"; then
508
		LCOV=$lcov
509
	else
510
		AC_PATH_PROG([LCOV], [lcov])
511
	fi
512 513 514 515
	if test -x "${LCOV}"; then
		USE_LCOV="yes"
	else
		AC_MSG_ERROR([Cannot find lcov.])
516 517 518 519 520 521
	fi
	# is genhtml always in the same directory?
	GENHTML=`echo "$LCOV" | sed s/lcov$/genhtml/`
	if test ! -x $GENHTML; then
		AC_MSG_ERROR([genhtml not found, needed for lcov])
	fi
522
	# GCC specific?
523
	CXXFLAGS="$CXXFLAGS -fprofile-arcs -ftest-coverage"
524
	LIBS=" $LIBS -lgcov"
525 526 527 528 529 530 531
	AC_SUBST(CPPFLAGS)
	AC_SUBST(LIBS)
	AC_SUBST(LCOV)
	AC_SUBST(GENHTML)
fi
AC_SUBST(USE_LCOV)

532 533 534 535
# Simplified, non-caching AC_CHECK_PROG
# Searches $PATH for the existence of argument 2,
# and sets the full path to the variable in argument 1.
# if not found, and a third argument is given, the value
536 537
# is set to that. If not, the value is untouched.
# Does not take absolute paths into account at this point,
538 539 540 541 542
# and also works for single files only (arguments are not
# stripped like in AC_CHECK_PROG)
AC_DEFUN([ACX_CHECK_PROG_NONCACHE], [
    RESULT=""
    IFS_SAVED="$IFS"
543
    IFS=${PATH_SEPARATOR}
544 545 546 547 548 549
    for cur_path in ${PATH} ; do
      if test -e "${cur_path}/$2" ; then
          RESULT="${cur_path}/$2"
      fi
    done
    if test "$RESULT" = "" ; then
550
        :
551 552 553 554 555 556 557 558
        m4_ifvaln([$3], [$1=$3])
    else
        $1=$RESULT
    fi
    IFS="$IFS_SAVED"
])

# Botan helper test function
559 560
# Tries to compile a botan program, given the output of the given
# config tool
561 562 563 564 565 566 567 568
# Arguments:
# - name of tool (checked for path), must support --libs and --cflags
# - fixed argument(s) for tool
# - action if successful
AC_DEFUN([ACX_TRY_BOTAN_TOOL], [
    TOOL=$1
    TOOL_ARG=$2
    BOTAN_TOOL=""
569 570
    ACX_CHECK_PROG_NONCACHE([BOTAN_TOOL], [${TOOL}])
    AC_MSG_CHECKING([usability of ${TOOL} ${TOOL_ARG}])
571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590
    if test "$BOTAN_TOOL" != "" ; then
        if test -x ${BOTAN_TOOL}; then
            BOTAN_LIBS=`$BOTAN_TOOL $TOOL_ARG --libs`
            LIBS_SAVED=${LIBS}
            LIBS="$LIBS $BOTAN_LIBS"
            BOTAN_INCLUDES=`$BOTAN_TOOL $TOOL_ARG --cflags`
            CPPFLAGS_SAVED=${CPPFLAGS}
            CPPFLAGS="$BOTAN_INCLUDES $CPPFLAGS"
            #AC_MSG_RESULT([found])
            AC_LINK_IFELSE(
                [AC_LANG_PROGRAM([#include <botan/botan.h>
                                  #include <botan/hash.h>
                                 ],
                                 [using namespace Botan;
                                  LibraryInitializer::initialize();
                                  HashFunction *h = get_hash("MD5");
                                 ])],
                [ AC_MSG_RESULT([ok])
                  $3
                ],
591
                [ AC_MSG_RESULT([not usable]) ]
592 593 594 595 596 597 598 599 600 601 602 603 604 605
            )
            LIBS=${LIBS_SAVED}
            CPPFLAGS=${CPPFLAGS_SAVED}
        else
            AC_MSG_RESULT([not executable])
        fi
    else
        AC_MSG_RESULT([not found])
    fi
    BOTAN_TOOL=""
    AC_SUBST(BOTAN_TOOL)
    ]
)

Jelte Jansen's avatar
Jelte Jansen committed
606
# Check for Botan
607 608 609 610 611 612 613 614 615 616 617 618 619 620 621
#
# Unless --with-botan-config is given, we first try to find these config
# scripts ourselves. Unfortunately, on some systems, these scripts do not
# provide the correct implementation, so for each script found, we try
# a compilation test (ACX_TRY_BOTAN_TOOL). If none are found, or none of
# them work, we see if pkg-config is available. If so, we try the several
# potential pkg-config .pc files. Again, on some systems, these can return
# incorrect information as well, so the try-compile test is repeated for
# each.
#
# If a working config script or pkgconfig file is found, we then munge its
# output for use in our Makefiles, and to make sure it works, another header
# and compilation test is done (this should also check whether we can compile
# against botan should neither -config scripts nor pkgconfig data exist).
#
622 623 624 625 626 627
botan_config="yes"
AC_ARG_WITH([botan-config],
  AC_HELP_STRING([--with-botan-config=PATH],
    [specify the path to the botan-config script]),
    [botan_config="$withval"])
if test "${botan_config}" = "no" ; then
Jelte Jansen's avatar
Jelte Jansen committed
628
    AC_MSG_ERROR([Need botan for libcryptolink])
Jelte Jansen's avatar
Jelte Jansen committed
629
fi
630 631 632 633 634 635 636
if test "${botan_config}" != "yes" ; then
    if test -x "${botan_config}" ; then
        if test -d "${botan_config}" ; then
            AC_MSG_ERROR([${botan_config} is a directory])
        else
            BOTAN_CONFIG="${botan_config}"
        fi
Jelte Jansen's avatar
Jelte Jansen committed
637
    else
638
        AC_MSG_ERROR([--with-botan-config should point to a botan-config program and not a directory (${botan_config})])
Jelte Jansen's avatar
Jelte Jansen committed
639 640
    fi
else
641
    BOTAN_CONFIG=""
642
    # first try several possible names of the config script
643 644
    # (botan-config-1.8 is there just in case, the official name change
    # came later)
645 646
    BOTAN_CONFIG_VERSIONS="botan-config-1.10 botan-config-1.9 botan-config-1.8 botan-config"
    for botan_config in $BOTAN_CONFIG_VERSIONS; do
647
        ACX_TRY_BOTAN_TOOL([$botan_config],,
648
                           [ BOTAN_CONFIG="$botan_config"  ]
649 650
                          )
        if test "$BOTAN_CONFIG" != "" ; then
651 652 653
            break
        fi
    done
654
    if test "$BOTAN_CONFIG" = "" ; then
655 656 657 658 659 660 661
        AC_PATH_PROG([PKG_CONFIG], [pkg-config])
        if test "$PKG_CONFIG" != "" ; then
            # Ok so no script found, see if pkg-config knows of it.
            # Unfortunately, the botan.pc files also have their minor version
            # in their name, so we need to try them one by one
            BOTAN_VERSIONS="botan-1.10 botan-1.9 botan-1.8"
            for version in $BOTAN_VERSIONS; do
662
                ACX_TRY_BOTAN_TOOL([pkg-config], ["$version --silence-errors"],
663
                                   [ BOTAN_CONFIG="$PKG_CONFIG $version" ]
664 665
                                  )
            if test "$BOTAN_CONFIG" != "" ; then
666 667
                break
            fi
668 669
            done
        fi
670
    fi
Jelte Jansen's avatar
Jelte Jansen committed
671
fi
672

673 674 675 676 677 678 679 680 681 682 683 684 685 686 687
if test "x${BOTAN_CONFIG}" != "x"
then
    BOTAN_LIBS=`${BOTAN_CONFIG} --libs`
    BOTAN_INCLUDES=`${BOTAN_CONFIG} --cflags`

    # We expect botan-config --libs to contain -L<path_to_libbotan>, but
    # this is not always the case.  As a heuristics workaround we add
    # -L`botan-config --prefix/lib` in this case (if not present already).
    # Same for BOTAN_INCLUDES (but using include instead of lib) below.
    if [ ${BOTAN_CONFIG} --prefix >/dev/null 2>&1 ] ; then
        echo ${BOTAN_LIBS} | grep -- -L > /dev/null || \
            BOTAN_LIBS="-L`${BOTAN_CONFIG} --prefix`/lib ${BOTAN_LIBS}"
        echo ${BOTAN_INCLUDES} | grep -- -I > /dev/null || \
            BOTAN_INCLUDES="-I`${BOTAN_CONFIG} --prefix`/include ${BOTAN_INCLUDES}"
    fi
Jelte Jansen's avatar
Jelte Jansen committed
688
fi
689 690 691 692 693 694 695 696 697
# botan-config script (and the way we call pkg-config) returns -L and -l
# as one string, but we need them in separate values
BOTAN_LDFLAGS=
BOTAN_NEWLIBS=
for flag in ${BOTAN_LIBS}; do
    BOTAN_LDFLAGS="${BOTAN_LDFLAGS} `echo $flag | sed -ne '/^\(\-L\)/p'`"
    BOTAN_LIBS="${BOTAN_LIBS} `echo $flag | sed -ne '/^\(\-l\)/p'`"
done

698
# See python_rpath for some info on why we do this
699
if test "x$ISC_RPATH_FLAG" != "x"; then
700
    BOTAN_RPATH=
701
    for flag in ${BOTAN_LIBS}; do
702
            BOTAN_RPATH="${BOTAN_RPATH} `echo $flag | sed -ne "s/^\(\-L\)/${ISC_RPATH_FLAG}/p"`"
703 704 705 706 707 708 709 710 711 712 713 714 715 716
    done
AC_SUBST(BOTAN_RPATH)

# According to the libtool manual, it should be sufficient if we
# specify the "-R libdir" in our wrapper library of botan (no other
# programs will need libbotan directly); "libdir" should be added to
# the program's binary image.  But we've seen in our build environments
# that (some versions of?) libtool doesn't propagate -R as documented,
# and it caused a linker error at run time.  To work around this, we
# also add the rpath to the global LDFLAGS.
    LDFLAGS="$BOTAN_RPATH $LDFLAGS"
fi

AC_SUBST(BOTAN_LDFLAGS)
717
AC_SUBST(BOTAN_LIBS)
718
AC_SUBST(BOTAN_INCLUDES)
719 720 721
# Even though chances are high we already performed a real compilation check
# in the search for the right (pkg)config data, we try again here, to
# be sure.
722 723
CPPFLAGS_SAVED=$CPPFLAGS
CPPFLAGS="$BOTAN_INCLUDES $CPPFLAGS"
724
LIBS_SAVED="$LIBS"
725
LIBS="$LIBS $BOTAN_LIBS"
Jelte Jansen's avatar
Jelte Jansen committed
726 727
AC_CHECK_HEADERS([botan/botan.h],,AC_MSG_ERROR([Missing required header files.]))
AC_LINK_IFELSE(
728 729 730
        [AC_LANG_PROGRAM([#include <botan/botan.h>
                          #include <botan/hash.h>
                         ],
Jelte Jansen's avatar
Jelte Jansen committed
731 732
                         [using namespace Botan;
                          LibraryInitializer::initialize();
733
                          HashFunction *h = get_hash("MD5");
Jelte Jansen's avatar
Jelte Jansen committed
734 735 736
                         ])],
        [AC_MSG_RESULT([checking for Botan library... yes])],
        [AC_MSG_RESULT([checking for Botan library... no])
737 738 739 740 741
         AC_MSG_ERROR([Needs Botan library 1.8 or higher. On some systems,
         the botan package has a few missing dependencies (libbz2 and
         libgmp), if libbotan has been installed and you see this error,
         try upgrading to a higher version of botan or installing libbz2
         and libgmp.])]
Jelte Jansen's avatar
Jelte Jansen committed
742
)
743
CPPFLAGS=$CPPFLAGS_SAVED
744
LIBS=$LIBS_SAVED
745 746

# Check for MySql.  The path to the mysql_config program is given with
747 748
# the --with-mysql-config (default to /usr/bin/mysql-config).  By default,
# the software is not built with MySQL support enabled.
749
mysql_config="no"
750 751 752
AC_ARG_WITH([dhcp-mysql],
  AC_HELP_STRING([--with-dhcp-mysql=PATH],
    [path to the MySQL 'mysql_config' script (MySQL is used for the DHCP database)]),
753 754 755 756 757 758 759 760 761
    [mysql_config="$withval"])

if test "${mysql_config}" = "yes" ; then
    MYSQL_CONFIG="/usr/bin/mysql_config"
elif test "${mysql_config}" != "no" ; then
    MYSQL_CONFIG="${withval}"
fi

if test "$MYSQL_CONFIG" != "" ; then
762 763
    if test -d "$MYSQL_CONFIG" -o ! -x "$MYSQL_CONFIG" ; then
        AC_MSG_ERROR([--with-dhcp-mysql should point to a mysql_config program])
764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779
    fi

    MYSQL_CPPFLAGS=`$MYSQL_CONFIG --cflags`
    MYSQL_LIBS=`$MYSQL_CONFIG --libs`

    AC_SUBST(MYSQL_CPPFLAGS)
    AC_SUBST(MYSQL_LIBS)

    # Check that a simple program using MySQL functions can compile and link.
    CPPFLAGS_SAVED="$CPPFLAGS"
    LIBS_SAVED="$LIBS"

    CPPFLAGS="$MYSQL_CPPFLAGS $CPPFLAGS"
    LIBS="$MYSQL_LIBS $LIBS"

    AC_LINK_IFELSE(
780
            [AC_LANG_PROGRAM([#include <mysql.h>],
781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798
                             [MYSQL mysql_handle;
                              (void) mysql_init(&mysql_handle);
                             ])],
            [AC_MSG_RESULT([checking for MySQL headers and library... yes])],
            [AC_MSG_RESULT([checking for MySQL headers and library... no])
             AC_MSG_ERROR([Needs MySQL library])]
    )

    CPPFLAGS=$CPPFLAGS_SAVED
    LIBS=$LIBS_SAVED

    # Note that MYSQL is present in the config.h file
    AC_DEFINE([HAVE_MYSQL], [1], [MySQL is present])
fi

# ... and at the shell level, so Makefile.am can take action depending on this.
AM_CONDITIONAL(HAVE_MYSQL, test "$MYSQL_CONFIG" != "")

Jelte Jansen's avatar
Jelte Jansen committed
799

800 801 802 803 804 805
# Check for log4cplus
log4cplus_path="yes"
AC_ARG_WITH([log4cplus],
  AC_HELP_STRING([--with-log4cplus=PATH],
    [specify exact directory of log4cplus library and headers]),
    [log4cplus_path="$withval"])
806
if test "${log4cplus_path}" = "no" ; then
807 808 809
    AC_MSG_ERROR([Need log4cplus])
elif test "${log4cplus_path}" != "yes" ; then
  LOG4CPLUS_INCLUDES="-I${log4cplus_path}/include"
810
  LOG4CPLUS_LIBS="-L${log4cplus_path}/lib"
811 812 813 814 815 816 817
else
# If not specified, try some common paths.
	log4cplusdirs="/usr/local /usr/pkg /opt /opt/local"
	for d in $log4cplusdirs
	do
		if test -f $d/include/log4cplus/logger.h; then
			LOG4CPLUS_INCLUDES="-I$d/include"
818
			LOG4CPLUS_LIBS="-L$d/lib"
819 820 821 822 823
			break
		fi
	done
fi

824
LOG4CPLUS_LIBS="$LOG4CPLUS_LIBS -llog4cplus $MULTITHREADING_FLAG"
825

826
AC_SUBST(LOG4CPLUS_LIBS)
827 828 829 830
AC_SUBST(LOG4CPLUS_INCLUDES)

CPPFLAGS_SAVED=$CPPFLAGS
CPPFLAGS="$LOG4CPLUS_INCLUDES $CPPFLAGS"
831
LIBS_SAVED="$LIBS"
832
LIBS="$LOG4CPLUS_LIBS $LIBS"
833 834 835 836 837 838 839 840 841 842 843 844 845 846

AC_CHECK_HEADERS([log4cplus/logger.h],,AC_MSG_ERROR([Missing required header files.]))
AC_LINK_IFELSE(
        [AC_LANG_PROGRAM([#include <log4cplus/logger.h>
                         ],
                         [using namespace log4cplus;
                          Logger logger = Logger::getInstance("main");
                         ])],
        [AC_MSG_RESULT([checking for log4cplus library... yes])],
        [AC_MSG_RESULT([checking for log4cplus library... no])
         AC_MSG_ERROR([Needs log4cplus library])]
)

CPPFLAGS=$CPPFLAGS_SAVED
847
LIBS=$LIBS_SAVED
848

849 850 851
#
# Configure Boost header path
#
852 853 854
AX_BOOST_FOR_BIND10
# Boost offset_ptr is required in one library and not optional right now, so
# we unconditionally fail here if it doesn't work.
855
if test "$BOOST_OFFSET_PTR_FAILURE" = "yes"; then
856
    AC_MSG_ERROR([Failed to compile a required header file.  Try upgrading Boost to 1.44 or higher (when using clang++) or specifying --without-werror.  See the ChangeLog entry for Trac no. 2147 for more details.])
857
fi
858

859
# There's a known bug in FreeBSD ports for Boost that would trigger a false
860 861
# warning in build with g++ and -Werror (we exclude clang++ explicitly to
# avoid unexpected false positives).
862
if test "$BOOST_NUMERIC_CAST_WOULDFAIL" = "yes" -a X"$werror_ok" = X1 -a $CLANGPP = "no"; then
863 864 865 866
    AC_MSG_ERROR([Failed to compile a required header file.  If you are using FreeBSD and Boost installed via ports, retry with specifying --without-werror.  See the ChangeLog entry for Trac no. 1991 for more details.])
fi

# Add some default CPP flags needed for Boost, identified by the AX macro.
867
CPPFLAGS="$CPPFLAGS $CPPFLAGS_BOOST_THREADCONF"
868

869 870 871 872 873 874 875
# I can't get some of the #include <asio.hpp> right without this
# TODO: find the real cause of asio/boost wanting pthreads
# (this currently only occurs for src/lib/cc/session_unittests)
PTHREAD_LDFLAGS=
AC_CHECK_LIB(pthread, pthread_create,[ PTHREAD_LDFLAGS=-lpthread ], [])
AC_SUBST(PTHREAD_LDFLAGS)
AC_SUBST(MULTITHREADING_FLAG)
876

877
#
878
# Check availability of gtest, which will be used for unit tests.
879
#
880 881 882
GTEST_LDFLAGS=
GTEST_LDADD=
DISTCHECK_GTEST_CONFIGURE_FLAG=
883

884
if test "x$enable_gtest" = "xyes" ; then
885

886 887
    DISTCHECK_GTEST_CONFIGURE_FLAG="--with-gtest=$gtest_path"

888
    if test -n "$with_gtest_source" ; then
889 890 891

          if test "x$GTEST_SOURCE" = "xyes" ; then

892
            AC_MSG_CHECKING([for gtest source])
893
            # If not specified, try some common paths.
894
            GTEST_SOURCE=
895 896 897 898 899 900 901
            for d in /usr/src/gtest /usr/local /usr/pkg /opt /opt/local ; do
                if test -f $d/src/gtest-all.cc -a $d/src/gtest_main.cc; then
                    GTEST_SOURCE=$d
                    AC_MSG_RESULT([$GTEST_SOURCE])
                    break
                fi
            done
902
            if test -z $GTEST_SOURCE ; then
903
                AC_MSG_ERROR([no gtest source but it was selected])
904
            fi
905
         else
906
            AC_CHECK_FILES([$GTEST_SOURCE/src/gtest-all.cc]
907 908
               [$GTEST_SOURCE/src/gtest_main.cc],
               [have_gtest_source=yes],
909
               [AC_MSG_ERROR([no gtest source at $GTEST_SOURCE])])
910
          fi
911
          have_gtest_source=yes
912
          GTEST_LDFLAGS="\$(top_builddir)/libgtest.a"
913 914
          DISTCHECK_GTEST_CONFIGURE_FLAG="--with-gtest-source=$GTEST_SOURCE"
          GTEST_INCLUDES="-I$GTEST_SOURCE -I$GTEST_SOURCE/include"
915 916 917 918 919 920 921
          # See $GTEST_SOURCE/include/gtest/internal/gtest-port.h
          # about GTEST_HAS_PTHREAD.
          case "$host" in
            *-solaris*|*-linux*|*-hpux*)
                GTEST_LDADD="$GTEST_LDADD $PTHREAD_LDFLAGS"
                ;;
          esac
922 923
        fi

924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002
if test "$gtest_path" != "no" ; then
    if test "$gtest_path" != "yes"; then
        GTEST_PATHS=$gtest_path
        if test -x "${gtest_path}/bin/gtest-config" ; then
            GTEST_CONFIG="${gtest_path}/bin/gtest-config"
        fi
    else
        AC_PATH_PROG([GTEST_CONFIG], [gtest-config])
    fi
    if test -x "${GTEST_CONFIG}" ; then :
        # using cppflags instead of cxxflags
        GTEST_INCLUDES=`${GTEST_CONFIG} --cppflags`
        GTEST_LDFLAGS=`${GTEST_CONFIG} --ldflags`
        GTEST_LDADD=`${GTEST_CONFIG} --libs`
        GTEST_FOUND="true"
    else
        AC_MSG_WARN([Unable to locate Google Test gtest-config.])
        if test -z "${GTEST_PATHS}" ; then
            GTEST_PATHS="/usr /usr/local"
        fi
        GTEST_FOUND="false"
    fi
    if test "${GTEST_FOUND}" != "true"; then
        GTEST_FOUND="false"
        for dir in $GTEST_PATHS; do
            if test -f "$dir/include/gtest/gtest.h"; then
                GTEST_INCLUDES="-I$dir/include"
                GTEST_LDFLAGS="-L$dir/lib"
                GTEST_LDADD="-lgtest"
                GTEST_FOUND="true"
                # There is no gtest-config script on this
                # system, which is supposed to inform us
                # whether we need pthreads as well (a
                # gtest compile-time option). So we still
                # need to test that manually.
                CPPFLAGS_SAVED="$CPPFLAGS"
                CPPFLAGS="$CPPFLAGS $GTEST_INCLUDES"
                LDFLAGS_SAVED="$LDFLAGS"
                LDFLAGS="$LDFLAGS $GTEST_LDFLAGS"
                LIBS_SAVED=$LIBS
                LIBS="$LIBS $GTEST_LDADD"
                AC_MSG_CHECKING([Checking whether gtest tests need pthreads])
                # First try to compile without pthreads
                AC_TRY_LINK([
                    #include <gtest/gtest.h>
                    ],[
                        int i = 0;
                        char* c = NULL;
                        ::testing::InitGoogleTest(&i, &c);
                        return (0);
                    ],
                    [ AC_MSG_RESULT(no) ],
                    [
                        LIBS="$SAVED_LIBS $GTEST_LDADD $PTHREAD_LDFLAGS"
                        # Now try to compile with pthreads
                        AC_TRY_LINK([
                            #include <gtest/gtest.h>
                            ],[
                                int i = 0;
                                char* c = NULL;
                                ::testing::InitGoogleTest(&i, &c);
                                return (0);
                            ],
                            [ AC_MSG_RESULT(yes)
                              GTEST_LDADD="$GTEST_LDADD $PTHREAD_LDFLAGS"
                            ],
                            # Apparently we can't compile it at all
                            [ AC_MSG_ERROR(unable to compile with gtest) ])
                ])
                CPPFLAGS=$CPPFLAGS_SAVED
                LDFLAGS=$LDFLAGS_SAVED
                LIBS=$LIBS_SAVED
                break
            fi
        done
    fi
    if test "${GTEST_FOUND}" != "true"; then
        AC_MSG_ERROR([Cannot find gtest in: $GTEST_PATHS])
    fi
1003 1004

  fi
1005
fi
1006 1007
AM_CONDITIONAL(HAVE_GTEST, test $enable_gtest != "no")
AM_CONDITIONAL(HAVE_GTEST_SOURCE, test "X$have_gtest_source" = "Xyes")
1008
AC_SUBST(DISTCHECK_GTEST_CONFIGURE_FLAG)
1009 1010 1011
AC_SUBST(GTEST_INCLUDES)
AC_SUBST(GTEST_LDFLAGS)
AC_SUBST(GTEST_LDADD)
1012
AC_SUBST(GTEST_SOURCE)
1013

1014 1015 1016 1017 1018
dnl check for pkg-config itself so we don't try the m4 macro without pkg-config
AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes, no)
if test "x$HAVE_PKG_CONFIG" = "xno" ; then
  AC_MSG_ERROR(Please install pkg-config)
fi
1019
PKG_CHECK_MODULES(SQLITE, sqlite3 >= 3.3.9, enable_features="$enable_features SQLite3")
1020

1021 1022 1023
#
# ASIO: we extensively use it as the C++ event management module.
#
1024
# Use local ASIO headers from ext
1025
#
1026
CPPFLAGS="$CPPFLAGS -I\$(top_srcdir)/ext/asio"
1027
#
1028 1029 1030
# Use our 'coroutine' header from ext
CPPFLAGS="$CPPFLAGS -I\$(top_srcdir)/ext/coroutine"
#
1031 1032
# Disable threads: Currently we don't use them.
CPPFLAGS="$CPPFLAGS -DASIO_DISABLE_THREADS=1"
1033

1034
# Check for functions that are not available on all platforms
1035 1036
AC_CHECK_FUNCS([pselect])

1037 1038 1039 1040
# /dev/poll issue: ASIO uses /dev/poll by default if it's available (generally
# the case with Solaris).  Unfortunately its /dev/poll specific code would
# trigger the gcc's "missing-field-initializers" warning, which would
# subsequently make the build fail with -Werror.  Further, older versions of
1041
# gcc don't provide an option to selectively suppress this warning.
1042 1043 1044
# So, for the moment, we simply disable the use of /dev/poll.  Unless we
# implement recursive DNS server with randomized ports, we don't need the
# scalability that /dev/poll can provide, so this decision wouldn't affect
Jeremy C. Reed's avatar
Jeremy C. Reed committed
1045
# run time performance.  Hopefully we can find a better solution or the ASIO
1046 1047
# code will be updated by the time we really need it.
AC_CHECK_HEADERS(sys/devpoll.h, ac_cv_have_devpoll=yes, ac_cv_have_devpoll=no)
1048
if test "X$ac_cv_have_devpoll" = "Xyes" -a "X$GXX" = "Xyes"; then
1049 1050
	CPPFLAGS="$CPPFLAGS -DASIO_DISABLE_DEV_POLL=1"
fi
1051

1052 1053 1054 1055 1056
#
# Perl is optional; it is used only by some of the system test scripts.
#
AC_PATH_PROGS(PERL, perl5 perl)
AC_SUBST(PERL)
1057 1058
AC_PATH_PROGS(AWK, gawk awk)
AC_SUBST(AWK)
1059

1060 1061 1062
AC_ARG_ENABLE(generate_docs, [AC_HELP_STRING([--enable-generate-docs],
  [regenerate documentation using Docbook [default=no]])],
  enable_generate_docs=$enableval, enable_generate_docs=no)
1063 1064

# Check for xsltproc
1065
if test "x$enable_generate_docs" != xno ; then
1066 1067
  AC_PATH_PROG([XSLTPROC], [xsltproc])
  if test -z "$XSLTPROC"; then
1068
    AC_MSG_ERROR("xsltproc not found; it is required for --enable-generate-docs")
1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079
  else
    AC_MSG_CHECKING([if $XSLTPROC works])
    # run xsltproc to see if works
    $XSLTPROC --novalid --xinclude --nonet http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl
    if test $? -ne 0 ; then
      AC_MSG_ERROR("Error with $XSLTPROC using release/xsl/current/manpages/docbook.xsl")
    fi
    $XSLTPROC --novalid --xinclude --nonet http://docbook.sourceforge.net/release/xsl/current/html/docbook.xsl
    if test $? -ne 0 ; then
      AC_MSG_ERROR("Error with $XSLTPROC using release/xsl/current/html/docbook.xsl")
    fi
1080
    AC_MSG_RESULT(yes)
1081 1082 1083
  fi
fi

1084

1085
AM_CONDITIONAL(GENERATE_DOCS, test x$enable_generate_docs != xno)
1086

1087 1088 1089
AC_ARG_ENABLE(install-configurations,
  [AC_HELP_STRING([--disable-install-configurations],
  [do not install configuration])], install_configurations=$enableval, install_configurations=yes)
1090

1091
AM_CONDITIONAL(INSTALL_CONFIGURATIONS, test x$install_configurations = xyes || test x$install_configurations = xtrue)
1092

1093 1094 1095 1096 1097
AC_ARG_ENABLE(logger-checks, [AC_HELP_STRING([--enable-logger-checks],
  [check logger messages [default=no]])], enable_logger_checks=$enableval, enable_logger_checks=no)
AM_CONDITIONAL(ENABLE_LOGGER_CHECKS, test x$enable_logger_checks != xno)
AM_COND_IF([ENABLE_LOGGER_CHECKS], [AC_DEFINE([ENABLE_LOGGER_CHECKS], [1], [Check logger messages?])])

1098 1099 1100 1101
# Check for valgrind
AC_PATH_PROG(VALGRIND, valgrind, no)
AM_CONDITIONAL(HAVE_VALGRIND, test "x$VALGRIND" != "xno")

1102 1103 1104 1105 1106 1107 1108
# Also check for valgrind headers
# We could consider adding them to the source code tree, as this
# is the encouraged method of using them; they are BSD-licensed.
# However, until we find that this is a problem, we just use
# the system-provided ones, if available
AC_CHECK_HEADERS(valgrind/valgrind.h, [AC_DEFINE([HAVE_VALGRIND_HEADERS], [1], [Check valgrind headers])])

1109 1110 1111
found_valgrind="not found"
if test "x$VALGRIND" != "xno"; then
   found_valgrind="found"
1112 1113
fi

1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124
# Check for optreset in unistd.h. On BSD systems the optreset is
# used to reset the state of getopt() function. Resetting its state
# is required if command line arguments are parsed multiple times
# during a program. On Linux this variable will not exist because
# getopt() reset is performed by setting optind = 0. On Operating
# Systems where optreset is defined use optreset = 1 and optind = 1
# to reset internal state of getopt(). Failing to do so will result
# in unpredictable output from getopt().
AC_MSG_CHECKING([whether optreset variable is defined in unistd.h])
AC_TRY_LINK(
    [#include <unistd.h>],
1125
    [extern int optreset; optreset=1;],
1126 1127 1128 1129 1130 1131
    [ AC_MSG_RESULT(yes)
      var_optreset_exists=yes],
    [ AC_MSG_RESULT(no)
      var_optreset_exists=no]
)
AM_CONDITIONAL(HAVE_OPTRESET, test "x$var_optreset_exists" != "xno")
1132
AM_COND_IF([HAVE_OPTRESET], [AC_DEFINE([HAVE_OPTRESET], [1], [Check for optreset?])])
1133

1134
AC_CONFIG_FILES([Makefile
Jeremy C. Reed's avatar
Jeremy C. Reed committed
1135
                 doc/Makefile
1136
                 doc/guide/Makefile
1137
                 compatcheck/Makefile
1138
                 src/Makefile
1139
                 src/bin/Makefile
1140
                 src/bin/bind10/bind10
1141
                 src/bin/bind10/Makefile
Jeremy C. Reed's avatar
Jeremy C. Reed committed
1142
                 src/bin/bind10/tests/Makefile
Jelte Jansen's avatar
Jelte Jansen committed
1143
                 src/bin/cmdctl/Makefile
Jeremy C. Reed's avatar