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configure.ac
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configure.ac
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AC_INIT([socket++], [3.13], [[email protected]], [socket++], [http://dev.xif.fr:7979/socketxx])
AM_INIT_AUTOMAKE([foreign -Wall])
AC_CONFIG_HEADERS([socket++/config.h])
AC_CONFIG_SRCDIR([socket++/base_io.cpp])
AC_CONFIG_FILES([Makefile socket++/Makefile socket++/handler/Makefile socket++/io/Makefile socketxx.pc])
AC_CONFIG_MACRO_DIR([m4])
# Checks for compilers and programs
AC_PROG_CXX
AC_PROG_CC
AM_PROG_AR
LT_INIT
# Checks for compiler characteristics
AC_C_INLINE
AX_CXX_COMPILE_STDCXX_11([noext], [mandatory])
AC_C_BIGENDIAN
# Additional compiler and linker flags
AC_SUBST([AM_CXXFLAGS], "-I\$(top_srcdir)")
PKGCONFIG_ADD_LDFLAG=""
PKGCONFIG_ADD_DEP=""
AC_DEFINE([CONFIG_H_INCLUDED], [1], [config.h included])
# Threads
AC_ARG_ENABLE([threads],
[AS_HELP_STRING([--disable-threads], [Don't use threads features, as client threads for socket_server])],
[],
[enable_threads=yes]
)
if test "x$enable_threads" != xyes ; then
AC_DEFINE([XIF_NO_THREADS], [1], [Disable threads features])
else
PKGCONFIG_ADD_LDFLAG="$PKGCONFIG_ADD_LDFLAG -lpthread"
AC_CHECK_HEADERS([pthread.h])
fi
# Stream operators
AC_ARG_ENABLE([stream-operators],
[AS_HELP_STRING([--disable-stream-operators], [Disable stream-like operators])],
[],
[enable_stream_operators=yes]
)
AS_IF([test "x$enable_threads" != xyes],
[AC_DEFINE([XIF_SOCKETXX_NO_STREAM_OPERATORS], [1], [Disable stream operators])]
)
# SSL/TLS Libraries
AC_ARG_WITH([openssl],
[AS_HELP_STRING([--without-openssl], [remove support for TLS encryption and checksums using OpenSSL (or compatible) library])],
[with_openssl=no],
[with_openssl=yes]
)
if test "x$with_openssl" != xno ; then
AC_CHECK_LIB([ssl], [SSL_new],
[AC_DEFINE([XIF_USE_SSL], [1], [Define if OpenSSL library is used])],
[AC_MSG_FAILURE([" *** OpenSSL library not found (--without-openssl to disable)."])]
)
PKGCONFIG_ADD_LDFLAG="$PKGCONFIG_ADD_LDFLAG -lssl -lcrypto"
PKGCONFIG_ADD_DEP="$PKGCONFIG_ADD_DEP libssl"
AC_CHECK_LIB([ssl], [TLS_client_method], [], [
AC_DEFINE([TLS_client_method], [TLSv1_2_client_method], [TLS_client_method fallback to TLSv1.2])
AC_DEFINE([TLS_server_method], [TLSv1_2_server_method], [TLS_server_method fallback to TLSv1.2])
AC_MSG_WARN([TLS flexible method not avalaible, falling back to TLSv1.2])
])
fi
AM_CONDITIONAL([SOCKETXX_ENABLE_SSL], [test "x$with_openssl" == xyes])
# Pkgconfig file
AC_SUBST([PKGCONFIG_ADD_LDFLAG])
AC_SUBST([PKGCONFIG_ADD_DEP])
# Checks for typedefs, structures
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
# Checks for header files
AC_CHECK_HEADERS([inttypes.h unistd.h fcntl.h errno.h netinet/tcp.h netdb.h arpa/inet.h netinet/in.h sys/un.h sys/stat.h sys/socket.h sys/types.h sys/mman.h])
# Chech for MSG_NOSIGNAL
AC_MSG_CHECKING([for MSG_NOSIGNAL flag presence])
AC_EGREP_CPP(yes_have_msg_signal_flag, [
#include <sys/socket.h>
#ifdef MSG_NOSIGNAL
yes_have_msg_signal_flag
#endif
], [
AC_MSG_RESULT([yes])
], [
AC_MSG_RESULT([no])
AC_MSG_WARN([[MSG_NOSIGNAL flag does not exist on this system. Be aware of SIGPIPEs !]])
AC_DEFINE([MSG_NOSIGNAL], [0], [No support of MSG_NOSIGNAL flag ?])
])
# Checks for library functions
AC_CHECK_FUNCS([strerror recv send setsockopt getsockopt shutdown read write close fstat fcntl socket munmap mmap lseek getpagesize open l64a clock rand dup accept listen bind select connect gethostbyname inet_pton unlink socketpair strlen])
AC_OUTPUT