dnl

define([AC_INIT_NOTICE],

[### Generated automatically using autoconf version] AC_ACVERSION [

### Copyright 2009-2017 Steve Grubb <sgrubb@redhat.com>

###

### Permission is hereby granted, free of charge, to any person obtaining a

### copy of this software and associated documentation files (the "Software"),

### to deal in the Software without restriction, including without limitation

### the rights to use, copy, modify, merge, publish, distribute, sublicense,

### and/or sell copies of the Software, and to permit persons to whom the

### Software is furnished to do so, subject to the following conditions:

###

### The above copyright notice and this permission notice shall be included

### in all copies or substantial portions of the Software.

###

### THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

### IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

### FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

### THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR

### OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

### ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

### OTHER DEALINGS IN THE SOFTWARE.

###

### For usage, run `./configure --help'

### For more detailed information on installation, read the file `INSTALL'.

###

### If configuration succeeds, status is in the file `config.status'.

### A log of configuration tests is in `config.log'.

])

AC_REVISION($Revision: 1.3 $)dnl

AC_INIT(libcap-ng,0.7.9)

AC_PREREQ(2.12)dnl

AM_CONFIG_HEADER(config.h)

AC_CONFIG_MACRO_DIR([m4])

echo Configuring libcap-ng $VERSION

AC_CANONICAL_TARGET

AM_INIT_AUTOMAKE

AM_PROG_LIBTOOL

AC_SUBST(LIBTOOL_DEPS)

echo .

echo Checking for programs

AC_PROG_CC

AC_PROG_INSTALL

AC_PROG_AWK

echo .

echo Checking for header files

AC_HEADER_STDC

AC_CHECK_HEADERS(linux/capability.h, [], [AC_MSG_ERROR(linux/capability.h is required in order to build libcap-ng.)])

AC_CHECK_HEADERS(sys/xattr.h, [], [

	AC_CHECK_HEADERS(attr/xattr.h, [], [AC_MSG_WARN(attr/xattr.h not found, disabling file system capabilities.)])

	])

AC_CHECK_HEADERS(linux/securebits.h, [], [])

AC_C_CONST

AC_C_INLINE

AM_PROG_CC_C_O

ALLWARNS=""

ALLDEBUG="-g"

OPT="-O"

if test x"$GCC" = x"yes"; then

  OPT="-O2 -pipe"

  case "$target" in

    *linux*)

             ALLWARNS="-W -Wall -Wundef -Wpointer-arith -Wcast-align \

-Wwrite-strings -Waggregate-return -Wstrict-prototypes \

-Wmissing-prototypes -Wmissing-declarations -Wredundant-decls \

-Wnested-externs -Winline -Wfloat-equal -Wchar-subscripts"

             ;;

    esac

fi

ALLDEBUG="-g"

AC_ARG_WITH(debug,

[  --with-debug            turn on debugging [[default=no]]],

[

if test "x${withval}" = xyes; then

        DEBUG="$ALLDEBUG"

        OPT="-O"

        AM_CONDITIONAL(DEBUG, true)

else

        DEBUG="-DNDEBUG"

        AM_CONDITIONAL(DEBUG, false)

fi

],

[ DEBUG="-DNDEBUG"; AM_CONDITIONAL(DEBUG, false) ])

AC_ARG_WITH(warn,

[  --with-warn             turn on warnings [[default=yes]]],

[

if test "x${withval}" = xyes; then

        WARNS="$ALLWARNS"

else

        WARNS=""

fi

],WARNS="$ALLWARNS")

AC_SUBST(DEBUG)

AC_CHECK_HEADER(sys/syscall.h,

	[AC_DEFINE([HAVE_SYSCALL_H], [1],

	[Define to 1 if you have <sys/syscall.h>.])], [],)

AC_CHECK_PROG(swig_found, swig, yes, no)

if test x"${swig_found}" = x"no" ; then

	AC_MSG_WARN("Swig not found - python bindings will not be made")

fi

AM_CONDITIONAL(HAVE_SWIG, test x"${swig_found}" = x"yes")

AC_MSG_CHECKING(whether to create python bindings)

AC_ARG_WITH(python,

AS_HELP_STRING([--with-python],[enable building python bindings]),

use_python=$withval,

use_python=auto)

if test x$use_python = xno ; then

	python_found="no"

	AC_MSG_RESULT(no)

else

AC_MSG_RESULT(testing)

AM_PATH_PYTHON

PYINCLUDEDIR=`python${am_cv_python_version} -c "from distutils import sysconfig; print(sysconfig.get_config_var('INCLUDEPY'))"`

if test -f ${PYINCLUDEDIR}/Python.h ; then

	python_found="yes"

	AC_SUBST(PYINCLUDEDIR)

	pybind_dir="python"

	AC_SUBST(pybind_dir)

	AC_MSG_NOTICE(Python bindings will be built)

else

	python_found="no"

	if test x$use_python = xyes ; then

		AC_MSG_ERROR([Python explicitly requested and python headers were not found])

	else

		AC_MSG_WARN("Python headers not found - python bindings will not be made")

	fi

fi

fi

AM_CONDITIONAL(HAVE_PYTHON, test ${python_found} = "yes")

withval=""

AC_MSG_CHECKING(whether to create python3 bindings)

AC_ARG_WITH(python3,

AS_HELP_STRING([--with-python3],[enable building python3 bindings]),

use_python3=$withval,

use_python3=auto)

if test x$use_python3 = xno ; then

	AC_MSG_RESULT(no)

else

	AC_MSG_RESULT(investigating)

	AC_PATH_PROG([use_python3], [python3-config], [no])

	if test ${use_python3} = no ; then

		if test ${withval} = yes ; then

			echo "Python3 bindings were selected but python3-config was not found."

			echo "Please ensure that it's installed or pass --without-python3 to ./configure"

			exit 1

		fi

		echo "Python3 bindings will NOT be built"

	else

	echo "Python3 bindings WILL be built"

	use_python3=yes

	AC_PATH_PROG([PYTHON3], [python3], [no])

	if test "x$PYTHON3" == "xno" ; then

		echo "The python3 program was not found in the search path. Please ensure"

		echo "that it is installed and its directory is included in the search path or"

		echo "pass --without-python3 to ./configure."

		exit 1

	fi

	PYTHON3_CFLAGS=`python3-config --cflags 2> /dev/null`

	PYTHON3_LIBS=`python3-config --libs 2> /dev/null`

	PYTHON3_INCLUDES=`python3-config --includes 2> /dev/null`

	AC_SUBST([PYTHON3_PREFIX], ['${prefix}'])

	AC_SUBST([PYTHON3_EXEC_PREFIX], ['${exec_prefix}'])

	PYTHON3_DIR=`$PYTHON3 -c "import distutils.sysconfig; \

	print(distutils.sysconfig.get_python_lib(0,0,prefix='$PYTHON3_PREFIX'))"`

	PYTHON3_EXECDIR=`$PYTHON3 -c "import distutils.sysconfig; \

	print(distutils.sysconfig.get_python_lib(1,0,prefix='$PYTHON3_EXEC_PREFIX'))"`

	AC_SUBST(PYTHON3_CFLAGS)

	AC_SUBST(PYTHON3_LIBS)

	AC_SUBST(PYTHON3_INCLUDES)

	AC_SUBST(python3dir, $PYTHON3_DIR)

	AC_SUBST(py3execdir, $PYTHON3_EXECDIR)

	fi

fi

AM_CONDITIONAL(USE_PYTHON3, test ${use_python3} = "yes")

AC_OUTPUT(Makefile src/Makefile src/libcap-ng.pc src/test/Makefile 

	bindings/Makefile bindings/python/Makefile 

	bindings/python3/Makefile bindings/src/Makefile 

	bindings/python/test/Makefile utils/Makefile 

	m4/Makefile docs/Makefile)

echo .

echo "

  libcap-ng Version:      $VERSION

  Target:                 $target

  Installation prefix:    $prefix

  Compiler:               $CC

  Compiler flags:

`echo $CFLAGS | fmt -w 50 | sed 's,^,                          ,'`

"