configure.ac - third_party/iperf - Git at Google

 # iperf, Copyright (c) 2014-2018, The Regents of the University of
 # California, through Lawrence Berkeley National Laboratory (subject
 # to receipt of any required approvals from the U.S. Dept. of
 # Energy).  All rights reserved.
 #
 # If you have questions about your rights to use or distribute this
 # software, please contact Berkeley Lab's Technology Transfer
 # Department at TTD@lbl.gov.
 #
 # NOTICE.  This software is owned by the U.S. Department of Energy.
 # As such, the U.S. Government has been granted for itself and others
 # acting on its behalf a paid-up, nonexclusive, irrevocable,
 # worldwide license in the Software to reproduce, prepare derivative
 # works, and perform publicly and display publicly.  Beginning five
 # (5) years after the date permission to assert copyright is obtained
 # from the U.S. Department of Energy, and subject to any subsequent
 # five (5) year renewals, the U.S. Government is granted for itself
 # and others acting on its behalf a paid-up, nonexclusive,
 # irrevocable, worldwide license in the Software to reproduce,
 # prepare derivative works, distribute copies to the public, perform
 # publicly and display publicly, and to permit others to do so.
 #
 # This code is distributed under a BSD style license, see the LICENSE
 # file for complete information.

 # Initialize the autoconf system for the specified tool, version and mailing list
 AC_INIT(iperf, 3.7, https://github.com/esnet/iperf, iperf, https://software.es.net/iperf/)
 m4_include([config/ax_check_openssl.m4])
 AC_LANG(C)

 # Specify where the auxiliary files created by configure should go. The config
 # directory is picked so that they don't clutter up more useful directories.
 AC_CONFIG_AUX_DIR(config)


 # Initialize the automake system
 AM_INIT_AUTOMAKE([foreign])
 AM_MAINTAINER_MODE
 AM_CONFIG_HEADER(src/iperf_config.h)

 AC_CANONICAL_HOST

 # Checks for tools: c compiler, ranlib (used for creating static libraries),
 # symlinks and libtool
 AC_PROG_CC
 AC_PROG_RANLIB
 AC_PROG_LN_S
 AC_PROG_LIBTOOL

 # Add -Wall if we are using GCC.
 if test "x$GCC" = "xyes"; then
   CFLAGS="$CFLAGS -Wall"
 fi

 # Check if profiling must be disabled
 AC_ARG_ENABLE([profiling],
     AS_HELP_STRING([--disable-profiling], [Disable iperf profiling binary]),
     [:],
     [enable_profiling=yes])
 AM_CONDITIONAL([ENABLE_PROFILING], [test x$enable_profiling = xyes])

 # Checks for header files.
 AC_HEADER_STDC

 # Check for systems which need -lsocket and -lnsl
 #AX_LIB_SOCKET_NSL

 # Check for the math library (needed by cjson on some platforms)
 AC_SEARCH_LIBS(floor, [m], [], [
 echo "floor()"
 exit 1
 ])

 # On illumos we need -lsocket
 AC_SEARCH_LIBS(socket, [socket], [], [
 echo "socket()"
 exit 1
 ])

 # On illumos inet_ntop in in -lnsl
 AC_SEARCH_LIBS(inet_ntop, [nsl], [], [
 echo "inet_ntop()"
 exit 1
 ])

 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST

 # Check for poll.h (it's in POSIX so everyone should have it?)
 AC_CHECK_HEADERS([poll.h])

 # Check for SCTP support
 AC_CHECK_HEADERS([sys/socket.h])
 AC_CHECK_HEADERS([netinet/sctp.h],
 		 AC_DEFINE([HAVE_SCTP], [1], [Have SCTP support.])
 		 AC_SEARCH_LIBS(sctp_bindx, [sctp])
 		 AC_CHECK_TYPES([struct sctp_assoc_value], [], [],
 				[[#include <netinet/sctp.h>]]),
 		 [],
 		 [#ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif
 ])

 AC_CHECK_HEADER([endian.h],
 		AC_DEFINE([HAVE_ENDIAN_H], [1], [Define to 1 if you have the <endian.h> header file.]),
 		AC_CHECK_HEADER([sys/endian.h],
 				AC_DEFINE([HAVE_SYS_ENDIAN_H], [1], [Define to 1 if you have the <sys/endian.h> header file.]),
 				AC_MSG_WARN([Couldn't find endian.h or sys/endian.h files: doing compile-time tests.])
 				)
 		)

 if test "x$with_openssl" = "xno"; then
     AC_MSG_WARN( [Building without OpenSSL; disabling iperf_auth functionality.] )
 else
     # Check for OPENSSL support
     havs_ssl=false
     AX_CHECK_OPENSSL(
         [ AC_DEFINE([HAVE_SSL], [1], [OpenSSL Is Available])
           have_ssl=true ],
 	[ if test "x$with_openssl" != "x"; then
 	  AC_MSG_FAILURE([--with-openssl was given, but test for OpenSSL failed])
 	  fi ]
     )
     if $have_ssl; then
         LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS"
         LIBS="$OPENSSL_LIBS $LIBS"
         CPPFLAGS="$OPENSSL_INCLUDES $CPPFLAGS"
     fi
 fi

 # Check for TCP_CONGESTION sockopt (believed to be Linux and FreeBSD only)
 AC_CACHE_CHECK([TCP_CONGESTION socket option],
 [iperf3_cv_header_tcp_congestion],
 AC_EGREP_CPP(yes,
 [#include <netinet/tcp.h>
 #ifdef TCP_CONGESTION
   yes
 #endif
 ],iperf3_cv_header_tcp_congestion=yes,iperf3_cv_header_tcp_congestion=no))
 if test "x$iperf3_cv_header_tcp_congestion" = "xyes"; then
     AC_DEFINE([HAVE_TCP_CONGESTION], [1], [Have TCP_CONGESTION sockopt.])
 fi

 # Check for IPv6 flowlabel support (believed to be Linux only)
 # We check for IPV6_FLOWLABEL_MGR in <linux/in6.h> even though we
 # don't use that file directly (we have our own stripped-down
 # copy, see src/flowlabel.h for more details).
 AC_CACHE_CHECK([IPv6 flowlabel support],
 [iperf3_cv_header_flowlabel],
 AC_EGREP_CPP(yes,
 [#include <sys/types.h>
 #include <linux/in6.h>
 #ifdef IPV6_FLOWLABEL_MGR
   yes
 #endif
 ],iperf3_cv_header_flowlabel=yes,iperf3_cv_header_flowlabel=no))
 if test "x$iperf3_cv_header_flowlabel" = "xyes"; then
     AC_DEFINE([HAVE_FLOWLABEL], [1], [Have IPv6 flowlabel support.])
 fi

 # Check for CPU affinity support.  FreeBSD and Linux do this differently
 # unfortunately so we have to check separately for each of them.
 # FreeBSD uses cpuset_setaffinity while Linux uses sched_setaffinity.
 # Define HAVE_CPU_AFFINITY to indicate the CPU affinity setting as a
 # generic concept is available.
 AC_CHECK_FUNCS([cpuset_setaffinity sched_setaffinity SetProcessAffinityMask],
 	       AC_DEFINE([HAVE_CPU_AFFINITY], [1],
 	 	         [Have CPU affinity support.]))

 # Check for daemon().  Most systems have this but a few (IRIX) don't.
 AC_CHECK_FUNCS([daemon])

 # Check for sendfile support.  FreeBSD, Linux, and MacOS all support
 # this system call, but they're all different in terms of what headers
 # it needs and what arguments it expects.
 AC_CHECK_FUNCS([sendfile])

 # Check for getline support, used as a part of authenticated
 # connections.
 AC_CHECK_FUNCS([getline])

 # Check for packet pacing socket option (Linux only for now).
 AC_CACHE_CHECK([SO_MAX_PACING_RATE socket option],
 [iperf3_cv_header_so_max_pacing_rate],
 AC_EGREP_CPP(yes,
 [#include <sys/socket.h>
 #ifdef SO_MAX_PACING_RATE
   yes
 #endif
 ],iperf3_cv_header_so_max_pacing_rate=yes,iperf3_cv_header_so_max_pacing_rate=no))
 if test "x$iperf3_cv_header_so_max_pacing_rate" = "xyes"; then
     AC_DEFINE([HAVE_SO_MAX_PACING_RATE], [1], [Have SO_MAX_PACING_RATE sockopt.])
 fi

 # Check if we need -lrt for clock_gettime
 AC_SEARCH_LIBS(clock_gettime, [rt posix4])
 # Check for clock_gettime support
 AC_CHECK_FUNCS([clock_gettime])

 AC_OUTPUT([Makefile src/Makefile src/version.h examples/Makefile iperf3.spec])
	# iperf, Copyright (c) 2014-2018, The Regents of the University of
	# California, through Lawrence Berkeley National Laboratory (subject
	# to receipt of any required approvals from the U.S. Dept. of
	# Energy). All rights reserved.
	#
	# If you have questions about your rights to use or distribute this
	# software, please contact Berkeley Lab's Technology Transfer
	# Department at TTD@lbl.gov.
	#
	# NOTICE. This software is owned by the U.S. Department of Energy.
	# As such, the U.S. Government has been granted for itself and others
	# acting on its behalf a paid-up, nonexclusive, irrevocable,
	# worldwide license in the Software to reproduce, prepare derivative
	# works, and perform publicly and display publicly. Beginning five
	# (5) years after the date permission to assert copyright is obtained
	# from the U.S. Department of Energy, and subject to any subsequent
	# five (5) year renewals, the U.S. Government is granted for itself
	# and others acting on its behalf a paid-up, nonexclusive,
	# irrevocable, worldwide license in the Software to reproduce,
	# prepare derivative works, distribute copies to the public, perform
	# publicly and display publicly, and to permit others to do so.
	#
	# This code is distributed under a BSD style license, see the LICENSE
	# file for complete information.

	# Initialize the autoconf system for the specified tool, version and mailing list
	AC_INIT(iperf, 3.7, https://github.com/esnet/iperf, iperf, https://software.es.net/iperf/)
	m4_include([config/ax_check_openssl.m4])
	AC_LANG(C)

	# Specify where the auxiliary files created by configure should go. The config
	# directory is picked so that they don't clutter up more useful directories.
	AC_CONFIG_AUX_DIR(config)


	# Initialize the automake system
	AM_INIT_AUTOMAKE([foreign])
	AM_MAINTAINER_MODE
	AM_CONFIG_HEADER(src/iperf_config.h)

	AC_CANONICAL_HOST

	# Checks for tools: c compiler, ranlib (used for creating static libraries),
	# symlinks and libtool
	AC_PROG_CC
	AC_PROG_RANLIB
	AC_PROG_LN_S
	AC_PROG_LIBTOOL

	# Add -Wall if we are using GCC.
	if test "x$GCC" = "xyes"; then
	CFLAGS="$CFLAGS -Wall"
	fi

	# Check if profiling must be disabled
	AC_ARG_ENABLE([profiling],
	AS_HELP_STRING([--disable-profiling], [Disable iperf profiling binary]),
	[:],
	[enable_profiling=yes])
	AM_CONDITIONAL([ENABLE_PROFILING], [test x$enable_profiling = xyes])

	# Checks for header files.
	AC_HEADER_STDC

	# Check for systems which need -lsocket and -lnsl
	#AX_LIB_SOCKET_NSL

	# Check for the math library (needed by cjson on some platforms)
	AC_SEARCH_LIBS(floor, [m], [], [
	echo "floor()"
	exit 1
	])

	# On illumos we need -lsocket
	AC_SEARCH_LIBS(socket, [socket], [], [
	echo "socket()"
	exit 1
	])

	# On illumos inet_ntop in in -lnsl
	AC_SEARCH_LIBS(inet_ntop, [nsl], [], [
	echo "inet_ntop()"
	exit 1
	])

	# Checks for typedefs, structures, and compiler characteristics.
	AC_C_CONST

	# Check for poll.h (it's in POSIX so everyone should have it?)
	AC_CHECK_HEADERS([poll.h])

	# Check for SCTP support
	AC_CHECK_HEADERS([sys/socket.h])
	AC_CHECK_HEADERS([netinet/sctp.h],
	AC_DEFINE([HAVE_SCTP], [1], [Have SCTP support.])
	AC_SEARCH_LIBS(sctp_bindx, [sctp])
	AC_CHECK_TYPES([struct sctp_assoc_value], [], [],
	[[#include <netinet/sctp.h>]]),
	[],
	[#ifdef HAVE_SYS_SOCKET_H
	#include <sys/socket.h>
	#endif
	])

	AC_CHECK_HEADER([endian.h],
	AC_DEFINE([HAVE_ENDIAN_H], [1], [Define to 1 if you have the <endian.h> header file.]),
	AC_CHECK_HEADER([sys/endian.h],
	AC_DEFINE([HAVE_SYS_ENDIAN_H], [1], [Define to 1 if you have the <sys/endian.h> header file.]),
	AC_MSG_WARN([Couldn't find endian.h or sys/endian.h files: doing compile-time tests.])
	)
	)

	if test "x$with_openssl" = "xno"; then
	AC_MSG_WARN( [Building without OpenSSL; disabling iperf_auth functionality.] )
	else
	# Check for OPENSSL support
	havs_ssl=false
	AX_CHECK_OPENSSL(
	[ AC_DEFINE([HAVE_SSL], [1], [OpenSSL Is Available])
	have_ssl=true ],
	[ if test "x$with_openssl" != "x"; then
	AC_MSG_FAILURE([--with-openssl was given, but test for OpenSSL failed])
	fi ]
	)
	if $have_ssl; then
	LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS"
	LIBS="$OPENSSL_LIBS $LIBS"
	CPPFLAGS="$OPENSSL_INCLUDES $CPPFLAGS"
	fi
	fi

	# Check for TCP_CONGESTION sockopt (believed to be Linux and FreeBSD only)
	AC_CACHE_CHECK([TCP_CONGESTION socket option],
	[iperf3_cv_header_tcp_congestion],
	AC_EGREP_CPP(yes,
	[#include <netinet/tcp.h>
	#ifdef TCP_CONGESTION
	yes
	#endif
	],iperf3_cv_header_tcp_congestion=yes,iperf3_cv_header_tcp_congestion=no))
	if test "x$iperf3_cv_header_tcp_congestion" = "xyes"; then
	AC_DEFINE([HAVE_TCP_CONGESTION], [1], [Have TCP_CONGESTION sockopt.])
	fi

	# Check for IPv6 flowlabel support (believed to be Linux only)
	# We check for IPV6_FLOWLABEL_MGR in <linux/in6.h> even though we
	# don't use that file directly (we have our own stripped-down
	# copy, see src/flowlabel.h for more details).
	AC_CACHE_CHECK([IPv6 flowlabel support],
	[iperf3_cv_header_flowlabel],
	AC_EGREP_CPP(yes,
	[#include <sys/types.h>
	#include <linux/in6.h>
	#ifdef IPV6_FLOWLABEL_MGR
	yes
	#endif
	],iperf3_cv_header_flowlabel=yes,iperf3_cv_header_flowlabel=no))
	if test "x$iperf3_cv_header_flowlabel" = "xyes"; then
	AC_DEFINE([HAVE_FLOWLABEL], [1], [Have IPv6 flowlabel support.])
	fi

	# Check for CPU affinity support. FreeBSD and Linux do this differently
	# unfortunately so we have to check separately for each of them.
	# FreeBSD uses cpuset_setaffinity while Linux uses sched_setaffinity.
	# Define HAVE_CPU_AFFINITY to indicate the CPU affinity setting as a
	# generic concept is available.
	AC_CHECK_FUNCS([cpuset_setaffinity sched_setaffinity SetProcessAffinityMask],
	AC_DEFINE([HAVE_CPU_AFFINITY], [1],
	[Have CPU affinity support.]))

	# Check for daemon(). Most systems have this but a few (IRIX) don't.
	AC_CHECK_FUNCS([daemon])

	# Check for sendfile support. FreeBSD, Linux, and MacOS all support
	# this system call, but they're all different in terms of what headers
	# it needs and what arguments it expects.
	AC_CHECK_FUNCS([sendfile])

	# Check for getline support, used as a part of authenticated
	# connections.
	AC_CHECK_FUNCS([getline])

	# Check for packet pacing socket option (Linux only for now).
	AC_CACHE_CHECK([SO_MAX_PACING_RATE socket option],
	[iperf3_cv_header_so_max_pacing_rate],
	AC_EGREP_CPP(yes,
	[#include <sys/socket.h>
	#ifdef SO_MAX_PACING_RATE
	yes
	#endif
	],iperf3_cv_header_so_max_pacing_rate=yes,iperf3_cv_header_so_max_pacing_rate=no))
	if test "x$iperf3_cv_header_so_max_pacing_rate" = "xyes"; then
	AC_DEFINE([HAVE_SO_MAX_PACING_RATE], [1], [Have SO_MAX_PACING_RATE sockopt.])
	fi

	# Check if we need -lrt for clock_gettime
	AC_SEARCH_LIBS(clock_gettime, [rt posix4])
	# Check for clock_gettime support
	AC_CHECK_FUNCS([clock_gettime])

	AC_OUTPUT([Makefile src/Makefile src/version.h examples/Makefile iperf3.spec])