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AC_INIT([tp], [0.1], [the_jk@yahoo.com])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([dist-bzip2 foreign])
AM_SILENT_RULES([yes])
AC_PROG_CXX
AC_PROG_RANLIB
AM_PROG_CC_C_O
AC_LANG([C++])
DEFINES=
# Test c++11
OLDCXXFLAGS="$CXXFLAGS"
# Check if it just works with -std=c++11
# The code below was choosen because if you mix a compiler that is C++11
# compatible with a libc++ that isn't fully (like clang 3.3 with gcc 4.6
# libstdcxx) you get errors because of a missing copy constructor for
# std::shared_ptr. Add more tests as we find them.
CXXFLAGS="-std=c++11 $CXXFLAGS"
AC_MSG_CHECKING([for C++11 using (-std=c++11)])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <memory>
]],[[
std::shared_ptr<int> i(new int(5));
std::shared_ptr<int> j(i);
]])],
[AC_MSG_RESULT([yes])
DEFINES="$DEFINES -std=c++11"],
[AC_MSG_RESULT([no])
CXXFLAGS="-std=c++11 -stdlib=libc++ $CXXFLAGS"
AC_MSG_CHECKING([for C++11 using (-std=c++11 -stdlib=libc++)])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <memory>
]],[[
std::shared_ptr<int> i(new int(5));
std::shared_ptr<int> j(i);
]])],
[AC_MSG_RESULT([yes])
DEFINES="$DEFINES -std=c++11 -stdlib=libc++"],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([No working C++11 support])])])
CXXFLAGS="$OLDCXXFLAGS"
AX_CXXFLAGS_WARN_ALL([DEFINES])
AX_APPEND_COMPILE_FLAGS([-fno-rtti -fno-exceptions],DEFINES)
extra_flags=
AX_CHECK_COMPILE_FLAG([-Werror], [extra_flags=-Werror])
AX_APPEND_COMPILE_FLAGS([-Wextra -Wno-missing-field-initializers -Wno-maybe-uninitialized],DEFINES,[$extra_flags])
AC_ARG_ENABLE([debug], AC_HELP_STRING([compile with debug options]),
if test "x$enableval" = "xyes"; then
DEFINES="$DEFINES -g -O0 -DDEBUG"
else
DEFINES="$DEFINES -DNDEBUG"
fi)
AC_SUBST([DEFINES])
AX_GCC_VAR_ATTRIBUTE([unused])
AX_GCC_FUNC_ATTRIBUTE([format])
AC_CHECK_HEADERS([sys/ioctl.h])
# accept
AC_CHECK_FUNCS([accept4])
# Thread
THREAD_CFLAGS=-pthread
THREAD_LIBS=
AC_SUBST([THREAD_CFLAGS])
AC_SUBST([THREAD_LIBS])
# SSL
have_ssl=0
ssl_name="no SSL library found"
ssl_mbedtls=0
ssl_openssl=0
SSL_CFLAGS=
SSL_LIBS=
# Check for mbedtls
AC_ARG_ENABLE([mbedtls],
[AC_HELP_STRING([--disable-mbedtls], [do not use mbedtls even if found])],
[mbedtls_check=$enableval], [mbedtls_check=yes])
AS_IF([test x$mbedtls_check = xyes],
[AC_CHECK_HEADERS([mbedtls/ssl.h],
[AC_CHECK_LIB([mbedcrypto], [mbedtls_ctr_drbg_random],
[AC_CHECK_LIB([mbedx509], [mbedtls_x509_crt_init],
[AC_CHECK_LIB([mbedtls], [mbedtls_ssl_init],
[have_ssl=1
ssl_mbedtls=1
ssl_name=mbedtls
SSL_LIBS="-lmbedtls -lmbedx509 -lmbedcrypto"],,
[-lmbedx509 -lmbedcrypto])],,
[-lmbedcrypto])])])])
# Check for openssl
PKG_PROG_PKG_CONFIG
AS_IF([test x$have_ssl != x1],
[AC_ARG_ENABLE([openssl],
[AC_HELP_STRING([--disable-openssl], [do not use openssl even if found])],
[openssl_check=$enableval], [openssl_check=yes])
AS_IF([test x$openssl_check = xyes],
[openssl_need="openssl >= 1.0.2"
PKG_CHECK_EXISTS([$openssl_need],
[PKG_CHECK_MODULES([SSL], [$openssl_need])
have_ssl=1
ssl_openssl=1
ssl_name=openssl])])])
AC_SUBST([SSL_CFLAGS])
AC_SUBST([SSL_LIBS])
AC_DEFINE_UNQUOTED([HAVE_SSL],[$have_ssl],[define to 1 if any SSL support is compiled in])
AM_CONDITIONAL([HAVE_SSL],[test "x$have_ssl" = "x1"])
AM_CONDITIONAL([HAVE_MBEDTLS],[test "x$ssl_mbedtls" = "x1"])
AM_CONDITIONAL([HAVE_OPENSSL],[test "x$ssl_openssl" = "x1"])
# GTK
have_gtk=0
gtk_need="gtk+-3.0 >= 3.20"
PKG_CHECK_EXISTS([$gtk_need],
[PKG_CHECK_MODULES([GTK], [$gtk_need])
have_gtk=1])
AS_IF([test x$have_gtk == x1],
[GLIB_GSETTINGS])
AM_CONDITIONAL([HAVE_GTK],[test "x$have_gtk" = "x1"])
# QT
have_qt=0
qt_need="Qt5Widgets >= 5.8.0"
PKG_CHECK_EXISTS([$qt_need],
[PKG_CHECK_MODULES([QT], [$qt_need])
PKG_CHECK_VAR([QT_CONFIG], [Qt5Core], [qt_config])
AS_IF([echo $QT_CONFIG | grep -q reduce_relocations],
[QT_CFLAGS="$QT_CFLAGS -fPIC"])
have_qt=1])
AM_CONDITIONAL([HAVE_QT],[test "x$have_qt" = "x1"])
# Finish up
AC_CONFIG_HEADERS([src/config.h])
AC_OUTPUT([Makefile src/Makefile data/Makefile test/Makefile])
AC_MSG_NOTICE([SSL library used: $ssl_name])
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