1: # iperf, Copyright (c) 2014-2022, The Regents of the University of
2: # California, through Lawrence Berkeley National Laboratory (subject
3: # to receipt of any required approvals from the U.S. Dept. of
4: # Energy). All rights reserved.
5: #
6: # If you have questions about your rights to use or distribute this
7: # software, please contact Berkeley Lab's Technology Transfer
8: # Department at TTD@lbl.gov.
9: #
10: # NOTICE. This software is owned by the U.S. Department of Energy.
11: # As such, the U.S. Government has been granted for itself and others
12: # acting on its behalf a paid-up, nonexclusive, irrevocable,
13: # worldwide license in the Software to reproduce, prepare derivative
14: # works, and perform publicly and display publicly. Beginning five
15: # (5) years after the date permission to assert copyright is obtained
16: # from the U.S. Department of Energy, and subject to any subsequent
17: # five (5) year renewals, the U.S. Government is granted for itself
18: # and others acting on its behalf a paid-up, nonexclusive,
19: # irrevocable, worldwide license in the Software to reproduce,
20: # prepare derivative works, distribute copies to the public, perform
21: # publicly and display publicly, and to permit others to do so.
22: #
23: # This code is distributed under a BSD style license, see the LICENSE
24: # file for complete information.
25:
26: # Initialize the autoconf system for the specified tool, version and mailing list
27: AC_PREREQ([2.71])
28: AC_INIT([iperf],[3.15],[https://github.com/esnet/iperf],[iperf],[https://software.es.net/iperf/])
29: m4_include([config/ax_check_openssl.m4])
30: m4_include([config/iperf_config_static_bin.m4])
31: AC_LANG(C)
32:
33: # Specify where the auxiliary files created by configure should go. The config
34: # directory is picked so that they don't clutter up more useful directories.
35: AC_CONFIG_AUX_DIR(config)
36:
37:
38: # Initialize the automake system
39: AM_INIT_AUTOMAKE([foreign])
40: m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
41: LT_INIT
42:
43: AM_MAINTAINER_MODE
44: AC_CONFIG_HEADERS(src/iperf_config.h)
45:
46: AC_CANONICAL_HOST
47:
48: # Checks for tools: c compiler, ranlib (used for creating static libraries),
49: # symlinks and libtool
50: AC_PROG_CC
51: AC_PROG_RANLIB
52: AC_PROG_LN_S
53: LT_INIT
54:
55: # Add -Wall if we are using GCC.
56: if test "x$GCC" = "xyes"; then
57: CFLAGS="$CFLAGS -Wall"
58: fi
59:
60: # Check if enable profiling
61: AC_ARG_ENABLE([profiling],
62: AS_HELP_STRING([--enable-profiling], [Enable iperf3 profiling binary]))
63: AM_CONDITIONAL([ENABLE_PROFILING], [test x$enable_profiling = xyes])
64:
65: # Check for the math library (needed by cjson on some platforms)
66: AC_SEARCH_LIBS(floor, [m], [], [
67: echo "floor()"
68: exit 1
69: ])
70:
71: # On illumos we need -lsocket
72: AC_SEARCH_LIBS(socket, [socket], [], [
73: echo "socket()"
74: exit 1
75: ])
76:
77: # On illumos inet_ntop in in -lnsl
78: AC_SEARCH_LIBS(inet_ntop, [nsl], [], [
79: echo "inet_ntop()"
80: exit 1
81: ])
82:
83: # Checks for typedefs, structures, and compiler characteristics.
84: AC_C_CONST
85:
86: # Check for poll.h (it's in POSIX so everyone should have it?)
87: AC_CHECK_HEADERS([poll.h])
88:
89: # SCTP. Allow user to disable SCTP support with --without-sctp.
90: # Otherwise we try to find whatever support is required.
91: try_sctp=true
92: AC_ARG_WITH([sctp],
93: [AS_HELP_STRING([--without-sctp],
94: [disable SCTP])],
95: [
96: case "$withval" in
97: y | ye | yes)
98: ;;
99: n | no)
100: try_sctp=false
101: ;;
102: *)
103: AC_MSG_ERROR([Invalid --with-sctp value])
104: ;;
105: esac
106: ], [
107: try_sctp=true
108: ]
109: )
110:
111: AC_CHECK_HEADERS([linux/tcp.h])
112:
113: # Check for SCTP support
114: if $try_sctp; then
115: AC_CHECK_HEADERS([sys/socket.h])
116: AC_CHECK_HEADERS([netinet/sctp.h],
117: AC_DEFINE([HAVE_SCTP_H], [1], [Have SCTP support.])
118: AC_SEARCH_LIBS(sctp_bindx, [sctp])
119: AC_CHECK_TYPES([struct sctp_assoc_value], [], [],
120: [[#include <netinet/sctp.h>]]),
121: [],
122: [#ifdef HAVE_SYS_SOCKET_H
123: #include <sys/socket.h>
124: #endif
125: ])
126: fi
127:
128: AC_CHECK_HEADER([endian.h],
129: AC_DEFINE([HAVE_ENDIAN_H], [1], [Define to 1 if you have the <endian.h> header file.]),
130: AC_CHECK_HEADER([sys/endian.h],
131: AC_DEFINE([HAVE_SYS_ENDIAN_H], [1], [Define to 1 if you have the <sys/endian.h> header file.]),
132: AC_MSG_WARN([Couldn't find endian.h or sys/endian.h files: doing compile-time tests.])
133: )
134: )
135:
136: if test "x$with_openssl" = "xno"; then
137: AC_MSG_WARN( [Building without OpenSSL; disabling iperf_auth functionality.] )
138: else
139: # Check for OPENSSL support
140: havs_ssl=false
141: AX_CHECK_OPENSSL(
142: [ AC_DEFINE([HAVE_SSL], [1], [OpenSSL Is Available])
143: have_ssl=true ],
144: [ if test "x$with_openssl" != "x"; then
145: AC_MSG_FAILURE([--with-openssl was given, but test for OpenSSL failed])
146: fi ]
147: )
148: if $have_ssl; then
149: case $host in
150: *-*-cygwin)
151: CFLAGS="$CFLAGS -DNOCRYPT"
152: ;;
153: esac
154: LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS"
155: LIBS="$OPENSSL_LIBS $LIBS"
156: CPPFLAGS="$OPENSSL_INCLUDES $CPPFLAGS"
157: fi
158: fi
159:
160: # Check for TCP_CONGESTION sockopt (believed to be Linux and FreeBSD only)
161: AC_CACHE_CHECK([TCP_CONGESTION socket option],
162: [iperf3_cv_header_tcp_congestion],
163: AC_COMPILE_IFELSE(
164: [AC_LANG_PROGRAM([[#include <netinet/tcp.h>]],
165: [[int foo = TCP_CONGESTION;]])],
166: iperf3_cv_header_tcp_congestion=yes,
167: iperf3_cv_header_tcp_congestion=no))
168: if test "x$iperf3_cv_header_tcp_congestion" = "xyes"; then
169: AC_DEFINE([HAVE_TCP_CONGESTION], [1], [Have TCP_CONGESTION sockopt.])
170: fi
171:
172: # Check for TCP_USER_TIMEOUT sockopt (believed to be Linux 2.6.37+ only)
173: AC_CACHE_CHECK([TCP_USER_TIMEOUT socket option],
174: [iperf3_cv_header_tcp_user_timeout],
175: AC_COMPILE_IFELSE(
176: [AC_LANG_PROGRAM([[#include <netinet/tcp.h>]],
177: [[int foo = TCP_USER_TIMEOUT;]])],
178: iperf3_cv_header_tcp_user_timeout=yes,
179: iperf3_cv_header_tcp_user_timeout=no))
180: if test "x$iperf3_cv_header_tcp_user_timeout" = "xyes"; then
181: AC_DEFINE([HAVE_TCP_USER_TIMEOUT], [1], [Have TCP_USER_TIMEOUT sockopt.])
182: fi
183:
184: # Check for IPv6 flowlabel support (believed to be Linux only)
185: # We check for IPV6_FLOWLABEL_MGR in <linux/in6.h> even though we
186: # don't use that file directly (we have our own stripped-down
187: # copy, see src/flowlabel.h for more details).
188: AC_CACHE_CHECK([IPv6 flowlabel support],
189: [iperf3_cv_header_flowlabel],
190: AC_COMPILE_IFELSE(
191: [AC_LANG_PROGRAM([[#include <sys/types.h>
192: #include <linux/in6.h>]],
193: [[int foo = IPV6_FLOWLABEL_MGR;]])],
194: iperf3_cv_header_flowlabel=yes,
195: iperf3_cv_header_flowlabel=no))
196: if test "x$iperf3_cv_header_flowlabel" = "xyes"; then
197: AC_DEFINE([HAVE_FLOWLABEL], [1], [Have IPv6 flowlabel support.])
198: fi
199:
200: # Check for CPU affinity support. FreeBSD and Linux do this differently
201: # unfortunately so we have to check separately for each of them.
202: # FreeBSD uses cpuset_setaffinity while Linux uses sched_setaffinity.
203: # Define HAVE_CPU_AFFINITY to indicate the CPU affinity setting as a
204: # generic concept is available.
205: AC_CHECK_FUNCS([cpuset_setaffinity sched_setaffinity SetProcessAffinityMask],
206: AC_DEFINE([HAVE_CPU_AFFINITY], [1],
207: [Have CPU affinity support.]))
208:
209: # Check for daemon(). Most systems have this but a few (IRIX) don't.
210: AC_CHECK_FUNCS([daemon])
211:
212: # Check for sendfile support. FreeBSD, Linux, and MacOS all support
213: # this system call, but they're all different in terms of what headers
214: # it needs and what arguments it expects.
215: AC_CHECK_FUNCS([sendfile])
216:
217: # Check for getline support, used as a part of authenticated
218: # connections.
219: AC_CHECK_FUNCS([getline])
220:
221: # Check for packet pacing socket option (Linux only for now).
222: AC_CACHE_CHECK([SO_MAX_PACING_RATE socket option],
223: [iperf3_cv_header_so_max_pacing_rate],
224: AC_COMPILE_IFELSE(
225: [AC_LANG_PROGRAM([[#include <sys/socket.h>]],
226: [[int foo = SO_MAX_PACING_RATE;]])],
227: iperf3_cv_header_so_max_pacing_rate=yes,
228: iperf3_cv_header_so_max_pacing_rate=no))
229: if test "x$iperf3_cv_header_so_max_pacing_rate" = "xyes"; then
230: AC_DEFINE([HAVE_SO_MAX_PACING_RATE], [1], [Have SO_MAX_PACING_RATE sockopt.])
231: fi
232:
233: # Check for SO_BINDTODEVICE sockopt (believed to be Linux only)
234: AC_CACHE_CHECK([SO_BINDTODEVICE socket option],
235: [iperf3_cv_header_so_bindtodevice],
236: AC_COMPILE_IFELSE(
237: [AC_LANG_PROGRAM([[#include <sys/socket.h>]],
238: [[int foo = SO_BINDTODEVICE;]])],
239: iperf3_cv_header_so_bindtodevice=yes,
240: iperf3_cv_header_so_bindtodevice=no))
241: if test "x$iperf3_cv_header_so_bindtodevice" = "xyes"; then
242: AC_DEFINE([HAVE_SO_BINDTODEVICE], [1], [Have SO_BINDTODEVICE sockopt.])
243: fi
244:
245: # Check for IP_MTU_DISCOVER (mostly on Linux)
246: AC_CACHE_CHECK([IP_MTU_DISCOVER socket option],
247: [iperf3_cv_header_ip_mtu_discover],
248: AC_COMPILE_IFELSE(
249: [AC_LANG_PROGRAM([[#include <sys/types.h>
250: #include <sys/socket.h>
251: #include <netinet/in.h>]],
252: [[int foo = IP_MTU_DISCOVER;]])],
253: iperf3_cv_header_ip_mtu_discover=yes,
254: iperf3_cv_header_ip_mtu_discover=no))
255: if test "x$iperf3_cv_header_ip_mtu_discover" = "xyes"; then
256: AC_DEFINE([HAVE_IP_MTU_DISCOVER], [1], [Have IP_MTU_DISCOVER sockopt.])
257: fi
258:
259: # Check for IP_DONTFRAG (BSD?)
260: AC_CACHE_CHECK([IP_DONTFRAG socket option],
261: [iperf3_cv_header_ip_dontfrag],
262: AC_COMPILE_IFELSE(
263: [AC_LANG_PROGRAM([[#include <sys/types.h>
264: #include <sys/socket.h>
265: #include <netinet/in.h>]],
266: [[int foo = IP_DONTFRAG;]])],
267: iperf3_cv_header_ip_dontfrag=yes,
268: iperf3_cv_header_ip_dontfrag=no))
269: if test "x$iperf3_cv_header_ip_dontfrag" = "xyes"; then
270: AC_DEFINE([HAVE_IP_DONTFRAG], [1], [Have IP_DONTFRAG sockopt.])
271: fi
272:
273: # Check for IP_DONTFRAGMENT (Windows?)
274: AC_CACHE_CHECK([IP_DONTFRAGMENT socket option],
275: [iperf3_cv_header_ip_dontfragment],
276: AC_COMPILE_IFELSE(
277: [AC_LANG_PROGRAM([[#include <sys/types.h>
278: #include <sys/socket.h>
279: #include <netinet/in.h>]],
280: [[int foo = IP_DONTFRAGMENT;]])],
281: iperf3_cv_header_ip_dontfragment=yes,
282: iperf3_cv_header_ip_dontfragment=no))
283: if test "x$iperf3_cv_header_ip_dontfragment" = "xyes"; then
284: AC_DEFINE([HAVE_IP_DONTFRAGMENT], [1], [Have IP_DONTFRAGMENT sockopt.])
285: fi
286:
287: # Check for IP DF support
288: AC_CACHE_CHECK([any kind of DF socket option],
289: [iperf3_cv_header_dontfragment],
290: [if test "x$iperf3_cv_header_ip_mtu_discover" = "xyes" -o "x$iperf3_cv_header_ip_dontfrag" = "xyes" -o "x$iperf3_cv_header_ip_dontfragment" = "xyes"; then
291: iperf3_cv_header_dontfragment=yes
292: else
293: iperf3_cv_header_dontfragment=no
294: fi])
295:
296: if test "x$iperf3_cv_header_dontfragment" = "xyes"; then
297: AC_DEFINE([HAVE_DONT_FRAGMENT], [1], [Have IP_MTU_DISCOVER/IP_DONTFRAG/IP_DONTFRAGMENT sockopt.])
298: fi
299:
300: #
301: # Check for tcpi_snd_wnd in struct tcp_info
302: #
303: AC_CHECK_MEMBER([struct tcp_info.tcpi_snd_wnd],
304: [iperf3_cv_header_tcp_info_snd_wnd=yes], [iperf3_cv_header_tcp_info_snd_wnd=no],
305: [#ifdef HAVE_LINUX_TCP_H
306: #include <linux/tcp.h>
307: #else
308: #include <sys/types.h>
309: #include <netinet/tcp.h>
310: #endif
311: ])
312:
313: if test "x$iperf3_cv_header_tcp_info_snd_wnd" = "xyes"; then
314: AC_DEFINE([HAVE_TCP_INFO_SND_WND], [1], [Have tcpi_snd_wnd field in tcp_info.])
315: fi
316:
317: # Check if we need -lrt for clock_gettime
318: AC_SEARCH_LIBS(clock_gettime, [rt posix4])
319: # Check for clock_gettime support
320: AC_CHECK_FUNCS([clock_gettime])
321:
322: AC_CONFIG_FILES([Makefile src/Makefile src/version.h examples/Makefile iperf3.spec])
323: AC_OUTPUT
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