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# This file is part of libhttpserver

# This library is free software; you can redistribute it and/or

# modify it under the terms of the GNU Lesser General Public

# License as published by the Free Software Foundation; either

# version 2.1 of the License, or (at your option) any later version.

# This library is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public

# License along with this library; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

# -*- Autoconf -*-

# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.57)

m4_define([libhttpserver_MAJOR_VERSION],[0])dnl

m4_define([libhttpserver_MINOR_VERSION],[19])dnl

m4_define([libhttpserver_REVISION],[0])dnl

m4_define([libhttpserver_PKG_VERSION],[libhttpserver_MAJOR_VERSION.libhttpserver_MINOR_VERSION.libhttpserver_REVISION])dnl

m4_define([libhttpserver_LDF_VERSION],[libhttpserver_MAJOR_VERSION:libhttpserver_MINOR_VERSION:libhttpserver_REVISION])dnl

AC_INIT([libhttpserver], libhttpserver_PKG_VERSION, [[email protected]])

AM_INIT_AUTOMAKE([subdir-objects])

AC_CONFIG_HEADERS([config.h])

AC_CONFIG_MACRO_DIR([m4])

AC_CANONICAL_HOST

AX_VALGRIND_DFLT

AX_VALGRIND_CHECK

OLD_CXXFLAGS=$CXXFLAGS

LT_INIT

AC_PROG_CC

AC_PROG_CXX()

AC_PROG_LN_S

CXXFLAGS=$OLD_CXXFLAGS

AC_LANG([C++])

AC_SYS_LARGEFILE

# Minimal feature-set required

AX_CXX_COMPILE_STDCXX([14])

native_srcdir=$srcdir

AC_MSG_CHECKING([whether it is possible to compile in the same directory])

AC_ARG_ENABLE([same-directory-build],

[AS_HELP_STRING([--enable-same-directory-build],

[enable to compile in the same directory. This is heavily discouraged. (def=no)])],

[samedirectory="$enableval"],

[samedirectory=no])

AC_MSG_RESULT([$samedirectory])

if test x"$samedirectory" = x"no"; then

if test "`cd $srcdir; /bin/pwd`" = "`/bin/pwd`"; then

AC_MSG_ERROR("you must configure in a separate build directory")

is_windows=yes;

NETWORK_LIBS=""

case "$host" in

*-mingw*)

NETWORK_HEADER="winsock2.h"

ADDITIONAL_LIBS="-lpthread -no-undefined"

NETWORK_LIBS="-lws2_32"

native_srcdir=$(cd $srcdir; pwd -W)

;;

*-cygwin*)

NETWORK_HEADER="arpa/inet.h"

ADDITIONAL_LIBS="-lpthread -no-undefined"

;;

NETWORK_HEADER="arpa/inet.h"

ADDITIONAL_LIBS=""

is_windows=no

;;

esac

# Checks for header files.

AC_HEADER_STDC

AC_CHECK_HEADER([stdint.h],[],[AC_MSG_ERROR("stdint.h not found")])

AC_CHECK_HEADER([inttypes.h],[],[AC_MSG_ERROR("inttypes.h not found")])

AC_CHECK_HEADER([errno.h],[],[AC_MSG_ERROR("errno.h not found")])

AC_CHECK_HEADER([unistd.h],[],[AC_MSG_ERROR("unistd.h not found")])

AC_CHECK_HEADER([ctype.h],[],[AC_MSG_ERROR("cctype not found")])

AC_CHECK_HEADER([sys/stat.h],[],[AC_MSG_ERROR("sys/stat.h not found")])

AC_CHECK_HEADER([sys/types.h],[],[AC_MSG_ERROR("sys/types.h not found")])

AC_CHECK_HEADER([$NETWORK_HEADER],[],[AC_MSG_ERROR("$NETWORK_HEADER not found")])

AC_CHECK_HEADER([signal.h],[],[AC_MSG_ERROR("signal.h not found")])

AC_CHECK_HEADER([gnutls/gnutls.h],[have_gnutls="yes"],[AC_MSG_WARN("gnutls/gnutls.h not found. TLS will be disabled"); have_gnutls="no"])

# Checks for libmicrohttpd

if test x"$host" = x"$build"; then

AC_CHECK_HEADER([microhttpd.h],

AC_CHECK_LIB([microhttpd], [MHD_get_fdset2],

[AC_MSG_CHECKING([for libmicrohttpd >= 0.9.64])

AC_COMPILE_IFELSE(

[AC_LANG_SOURCE([

#include <microhttpd.h>

#if (MHD_VERSION < 0x00096400)

#error needs at least version 0.9.64

#endif

int main () { return 0; }

])],

[],

[AC_MSG_ERROR("libmicrohttpd is too old - install libmicrohttpd >= 0.9.64")]

)

[AC_MSG_ERROR(["libmicrohttpd not found"])]

[AC_MSG_ERROR(["microhttpd.h not found"])]

)

CXXFLAGS="-DHTTPSERVER_COMPILATION -D_REENTRANT $LIBMICROHTTPD_CFLAGS $CXXFLAGS"

LDFLAGS="$LIBMICROHTTPD_LIBS $NETWORK_LIBS $ADDITIONAL_LIBS $LDFLAGS"

cond_cross_compile="no"

else

AC_CHECK_HEADER([microhttpd.h],

AC_CHECK_LIB([microhttpd], [MHD_get_fdset2],

[],

[AC_MSG_ERROR(["libmicrohttpd not found"])]

[AC_MSG_ERROR(["microhttpd.h not found"])]

)

CXXFLAGS="-DHTTPSERVER_COMPILATION -D_REENTRANT $CXXFLAGS"

LDFLAGS="$NETWORK_LIBS $ADDITIONAL_LIBS $LDFLAGS"

cond_cross_compile="yes"

AM_CONDITIONAL([COND_CROSS_COMPILE],[test x"$cond_cross_compile" = x"yes"])

AC_SUBST(COND_CROSS_COMPILE)

AC_MSG_CHECKING([whether to build with TCP_FASTOPEN support])

AC_ARG_ENABLE([fastopen],

[AS_HELP_STRING([--enable-fastopen],

[enable use of TCP_FASTOPEN (def=yes)])],

[fastopen="$enableval"],

[fastopen=yes])

AC_MSG_RESULT([$fastopen])

is_fastopen_supported=no;

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

if test x"$is_windows" = x"no"; then

if test `uname -r |cut -d. -f1` -ge 3; then

if test `uname -r |cut -d. -f2` -ge 7; then

CXXFLAGS="-DUSE_FASTOPEN $CXXFLAGS";

is_fastopen_supported=yes;

AC_MSG_CHECKING([whether to link statically])

AC_ARG_ENABLE([static],

[AS_HELP_STRING([--enable-static],

[enable use static linking (def=yes)])],

[static="$enableval"],

[static=yes])

AC_MSG_RESULT([$static])

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

LDFLAGS="-static $LDFLAGS";

m4_pattern_allow([AC_TYPE_SIZE_T])

m4_pattern_allow([AC_TYPE_UINT16_T])

m4_pattern_allow([AC_TYPE_UINT32_T])

m4_pattern_allow([AC_TYPE_UINT64_T])

# Checks for typedefs, structures, and compiler characteristics.

AC_TYPE_SIZE_T

AC_TYPE_UINT16_T

AC_TYPE_UINT32_T

AC_TYPE_UINT64_T

LHT_LIBDEPS="-lmicrohttpd"

AC_MSG_CHECKING([whether to build with debug information])

AC_ARG_ENABLE([debug],

[AS_HELP_STRING([--enable-debug],

[enable debug data generation (def=no)])],

[debugit="$enableval"],

[debugit=no])

AC_MSG_RESULT([$debugit])

AM_LDFLAGS="-lstdc++"

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

AC_DEFINE([DEBUG],[],[Debug Mode])

AM_CXXFLAGS="$AM_CXXFLAGS -DDEBUG -g -Wall -Wextra -Werror -pedantic -std=c++14 -Wno-unused-command-line-argument -O0"

AM_CFLAGS="$AM_CXXFLAGS -DDEBUG -g -Wall -Wextra -Werror -pedantic -Wno-unused-command-line-argument -O0"

else

AC_DEFINE([NDEBUG],[],[No-debug Mode])

AM_CXXFLAGS="$AM_CXXFLAGS -O3"

AM_CFLAGS="$AM_CXXFLAGS -O3"

case $host_os in

darwin* )

AM_CXXFLAGS="$AM_CXXFLAGS -DDARWIN"

AM_CFLAGS="$AM_CFLAGS -DDARWIN"

;;

freebsd* )

AM_LDFLAGS=""

;;

esac

AC_MSG_CHECKING([whether to build with coverage information])

AC_ARG_ENABLE([coverage],

[AS_HELP_STRING([--enable-coverage],

[enable coverage data generation (def=no)])],

[coverit="$enableval"],

[coverit=no])

AC_MSG_RESULT([$coverit])

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

case $host_os in

darwin* )

echo "Coverage not supported on OSX"

cond_gcov="no"

;;

AC_CHECK_PROG(GCOV, gcov, gcov)

cond_gcov="yes"

;;

esac

AC_ARG_ENABLE([[examples]],

[AS_HELP_STRING([[--disable-examples]], [do not build any examples])], ,

[enable_examples=yes])

test "x$enable_examples" = "xno" || enable_examples=yes

AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$enable_examples" = "xyes"])

AM_CONDITIONAL([COND_GCOV],[test x"$cond_gcov" = x"yes"])

AC_SUBST(COND_GCOV)

if test x"have_gnutls" = x"yes"; then

AM_CXXFLAGS="$AM_CXXFLAGS -DHAVE_GNUTLS"

AM_CFLAGS="$AM_CXXFLAGS -DHAVE_GNUTLS"

DX_HTML_FEATURE(ON)

DX_CHM_FEATURE(OFF)

DX_CHI_FEATURE(OFF)

DX_MAN_FEATURE(ON)

DX_RTF_FEATURE(OFF)

DX_XML_FEATURE(OFF)

DX_PDF_FEATURE(OFF)

DX_PS_FEATURE(OFF)

DX_INIT_DOXYGEN([$PACKAGE_NAME],[doxyconfig.in])

LDFLAGS="$LDFLAGS -version-number libhttpserver_LDF_VERSION"

AC_SUBST(LHT_LIBDEPS)

AC_SUBST(AM_CXXFLAGS)

AC_SUBST(AM_CFLAGS)

AC_SUBST(AM_LDFLAGS)

AC_SUBST(CPPFLAGS)

AC_SUBST(LIBS)

AC_SUBST(LDFLAGS)

AC_SUBST(EXT_LIB_PATH)

AC_SUBST(EXT_LIBS)

AC_CONFIG_FILES([test/test_content:test/test_content])

AC_CONFIG_FILES([test/test_content_2:test/test_content_2])

AC_CONFIG_FILES([test/test_content_empty:test/test_content_empty])

AC_CONFIG_FILES([test/cert.pem:test/cert.pem])

AC_CONFIG_FILES([test/key.pem:test/key.pem])

AC_CONFIG_FILES([test/test_root_ca.pem:test/test_root_ca.pem])

AC_CONFIG_FILES([test/libhttpserver.supp:test/libhttpserver.supp])

AC_CONFIG_FILES([examples/cert.pem:examples/cert.pem])

AC_CONFIG_FILES([examples/key.pem:examples/key.pem])

AC_CONFIG_FILES([examples/test_content:examples/test_content])

AC_OUTPUT(

libhttpserver.pc

Makefile

doc/Makefile

src/Makefile

test/Makefile

examples/Makefile

)

AC_MSG_NOTICE([Configuration Summary:

Operating System: ${host_os}

Target directory: ${prefix}

License : LGPL only

Debug : ${debugit}

TLS Enabled : ${have_gnutls}

TCP_FASTOPEN : ${is_fastopen_supported}

Static : ${static}

Build examples : ${enable_examples}

])