1: # -*- Autoconf -*-
2: # Process this file with autoconf to produce a configure script.
3:
4: AC_PREREQ([2.62])
5: AC_INIT([istgt], [0.5])
6: AC_CONFIG_SRCDIR([src/istgt.c])
7: AC_CONFIG_HEADERS([src/config.h])
8:
9: # Checks for programs.
10: AC_PROG_CC([clang gcc cc])
11: AC_PROG_INSTALL
12: AC_PROG_RANLIB
13: AC_PROG_SED
14: AC_PROG_MKDIR_P
15:
16: # clagn with -O3
17: if test "$CC" = "clang" && test "$ac_test_CFLAGS" != "set"; then
18: CFLAGS="-g -O3"
19: fi
20:
21: # host OS related
22: vboxinc="/usr/local/src/virtualbox/*/include"
23: vboxlib="/usr/local/lib/virtualbox"
24: AC_SUBST([rctemplate], [""])
25: AC_SUBST([rcdir], ['${prefix}/etc/rc.d'])
26: AC_CANONICAL_HOST
27: case "$host_os" in
28: *linux*)
29: tmp="/usr/src/virtualbox/*/include"
30: if test -d "`echo $tmp`"; then
31: vboxinc=$tmp
32: fi
33: vboxlib="/usr/lib/virtualbox"
34: AC_SUBST([rctemplate], ["istgt_linux.sh.in"])
35: AC_SUBST([rcdir], ['/etc/init.d'])
36: AC_DEFINE([_GNU_SOURCE], 1, [Define if linux host])
37: ;;
38: *netbsd*)
39: AC_SUBST([rctemplate], ["istgt_netbsd.sh.in"])
40: AC_SUBST([rcdir], ['/etc/rc.d'])
41: ;;
42: *freebsd*)
43: tmp="/usr/ports/emulators/virtualbox-ose/work/*/include"
44: if test -d "`echo $tmp`"; then
45: vboxinc=$tmp
46: else
47: tmp="/usr/ports/emulators/virtualbox-ose-legacy/work/*/include"
48: if test -d "`echo $tmp`"; then
49: vboxinc=$tmp
50: fi
51: fi
52: vboxlib="/usr/local/lib/virtualbox"
53: AC_SUBST([rctemplate], ["istgt.sh.in"])
54: AC_SUBST([rcdir], ['${prefix}/etc/rc.d'])
55: if test "$mandir" = '${datarootdir}/man'; then
56: AC_SUBST([mandir], ['${prefix}/man'])
57: fi
58: ;;
59: esac
60:
61: # Checks for libraries.
62: AC_CHECK_LIB([pthread], [pthread_create])
63: AC_CHECK_LIB([crypto], [MD5_Update])
64: AC_CHECK_LIB([cam], [cam_open_spec_device])
65:
66: # Checks for header files.
67: AC_CHECK_HEADERS([arpa/inet.h fcntl.h inttypes.h limits.h netdb.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/ioctl.h sys/param.h sys/socket.h sys/time.h syslog.h unistd.h])
68:
69: # Checks for typedefs, structures, and compiler characteristics.
70: AC_C_INLINE
71: AC_TYPE_INT32_T
72: AC_TYPE_INT64_T
73: AC_TYPE_OFF_T
74: AC_TYPE_PID_T
75: AC_TYPE_SIZE_T
76: AC_TYPE_SSIZE_T
77: AC_STRUCT_ST_BLOCKS
78: AC_TYPE_UINT16_T
79: AC_TYPE_UINT32_T
80: AC_TYPE_UINT64_T
81: AC_TYPE_UINT8_T
82:
83: # Checks for library functions.
84: AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK
85: AC_FUNC_MALLOC
86: AC_FUNC_REALLOC
87: AC_CHECK_FUNCS([ftruncate memset realpath socket strcasecmp strchr strncasecmp strspn strtol strtoull])
88:
89: # check compatibility
90: AC_SYS_LARGEFILE
91: AC_CHECK_HEADERS([aio.h sched.h uuid.h sys/disk.h sys/disklabel.h])
92: AC_CHECK_HEADERS([pthread.h])
93: AC_CHECK_HEADERS([pthread_np.h], [], [],
94: [#if HAVE_PTHREAD_H
95: #include <pthread.h>
96: #endif
97: ])
98: AC_CHECK_FUNCS([strlcpy arc4random srandomdev pthread_yield sched_yield])
99: AC_CHECK_FUNCS([pthread_set_name_np setproctitle])
100: AC_SUBST([MKDEP])
101: AC_PATH_PROG([MKDEP], ["mkdep"])
102: #if test -z "$MKDEP"; then
103: # AC_PATH_PROG([MKDEP], ["makedepend"])
104: #fi
105:
106: # paths
107: configdir="$ac_default_prefix/etc/istgt"
108: mediadir="/var/istgt"
109: if test "$prefix" != "NONE"; then
110: configdir="$prefix/etc/istgt"
111: fi
112: AC_ARG_WITH([configdir],
113: AS_HELP_STRING([--with-configdir=DIR], [(default PREFIX/etc/istgt)]),
114: [case $withval in
115: yes|no)
116: ;;
117: *)
118: configdir="$withval"
119: ;;
120: esac])
121: AC_SUBST([configdir])
122: AC_ARG_WITH([mediadir],
123: AS_HELP_STRING([--with-mediadir=DIR], [(default /var/istgt)]),
124: [case $withval in
125: yes|no)
126: ;;
127: *)
128: mediadir="$withval"
129: ;;
130: esac])
131: AC_SUBST([mediadir])
132:
133: # startup script directory
134: AC_ARG_WITH([rcdir],
135: AS_HELP_STRING([--with-rcdir=DIR], [(default PREFIX/etc/rc.d)]),
136: [case $withval in
137: yes|no)
138: ;;
139: *)
140: rcdir="$withval"
141: ;;
142: esac])
143: AC_SUBST([rcdir])
144:
145: # test for -Wall
146: saved_CFLAGS="$CFLAGS"
147: AC_MSG_CHECKING([whether the C compiler accepts -Wall])
148: CFLAGS="$CFLAGS -Wall"
149: AC_TRY_COMPILE(,,
150: AC_MSG_RESULT(yes); saved_CFLAGS="$CFLAGS",
151: AC_MSG_RESULT(no))
152: CFLAGS="$saved_CFLAGS"
153:
154: # test for -Wextra
155: saved_CFLAGS="$CFLAGS"
156: AC_MSG_CHECKING([whether the C compiler accepts -Wextra])
157: CFLAGS="$CFLAGS -Wextra"
158: AC_TRY_COMPILE(,,
159: AC_MSG_RESULT(yes); saved_CFLAGS="$CFLAGS",
160: AC_MSG_RESULT(no))
161: CFLAGS="$saved_CFLAGS"
162:
163: # check enable features
164: AC_MSG_CHECKING([whether to use debug mode])
165: AC_ARG_ENABLE([debug],
166: AS_HELP_STRING([--enable-debug], [enable debug(logging)]),
167: AC_MSG_RESULT(yes); AC_DEFINE([DEBUG], 1, [Define if enable debug]),
168: AC_MSG_RESULT(no))
169: AC_SUBST([DEBUG])
170:
171: AC_MSG_CHECKING([whether to use symlink device])
172: AC_ARG_ENABLE([symlink-device],
173: AS_HELP_STRING([--enable-symlink-device], [allow symlink device]),
174: AC_MSG_RESULT(yes); AC_DEFINE([ALLOW_SYMLINK_DEVICE], 1, [Define if enable symlink-device]),
175: AC_MSG_RESULT(no))
176: AC_SUBST([ALLOW_SYMLINK_DEVICE])
177:
178: AC_MSG_CHECKING([which syslog facility to use])
179: AC_ARG_WITH([logfacility],
180: AS_HELP_STRING([--with-logfacility], [syslog facility to log with (default "local7")]),
181: [case $with_logfacility in
182: daemon|auth|authpriv|local0|local1|local2|local3|local4|local5|local6|local7)
183: logfacility=$with_logfacility
184: ;;
185: *) AC_MSG_ERROR(["unsupported facility $with_logfacility"])
186: ;;
187: esac],
188: [logfacility="local7"])
189: AC_DEFINE_UNQUOTED([DEFAULT_LOG_FACILITY], ["$logfacility"], [syslog facility])
190: AC_MSG_RESULT("$logfacility")
191:
192: AC_MSG_CHECKING([which syslog priority to use])
193: AC_ARG_WITH([logpriority],
194: AS_HELP_STRING([--with-logpriority], [syslog priority to log with (default "info")]),
195: [case $with_logpriority in
196: emerg|alert|crit|err|warning|notice|info|debug)
197: logpriority=$with_logpriority
198: ;;
199: *) AC_MSG_ERROR(["unsupported priority $with_logpriority"])
200: ;;
201: esac],
202: [logpriority="info"])
203: AC_DEFINE_UNQUOTED([DEFAULT_LOG_PRIORITY], ["$logpriority"], [syslog priority])
204: AC_MSG_RESULT("$logpriority")
205:
206: #AC_MSG_CHECKING([whether to use asynchronous io])
207: #AC_ARG_WITH([aio],
208: # AS_HELP_STRING([--with-aio], [use aio (default "no")]),
209: # [case $with_aio in
210: # yes)
211: # AC_DEFINE([USE_AIO], 1, [use aio])
212: # AC_MSG_RESULT(yes)
213: # ;;
214: # *)
215: # AC_MSG_RESULT(no)
216: # ;;
217: # esac],
218: # AC_MSG_RESULT(no))
219: #AC_SUBST([USE_AIO])
220:
221: # vbox support
222: vbox="no"
223: AC_MSG_CHECKING([VirtualBox Virtual Disk support])
224: AC_ARG_WITH([vbox],
225: AS_HELP_STRING([--with-vbox=INC], [VirtualBox include]),
226: [case $with_vbox in
227: no)
228: AC_MSG_RESULT([no])
229: ;;
230: yes|*)
231: AC_MSG_RESULT([yes])
232: vbox="yes"
233: if test "$with_vbox" != "yes"; then
234: vboxinc="$with_vbox"
235: fi
236: ;;
237: esac],
238: [AC_MSG_RESULT([no])])
239: AC_ARG_WITH([vboxlib],
240: AS_HELP_STRING([--with-vboxlib=LIB], [VirtualBox lib]),
241: [case $with_vboxlib in
242: no)
243: ;;
244: yes|*)
245: vbox="yes"
246: if test "$with_vboxlib" != "yes"; then
247: vboxlib="$with_vboxlib"
248: fi
249: ;;
250: esac],
251: [])
252: # vbox support yes?
253: if test "$vbox" = "yes"; then
254: vboxinc=`echo $vboxinc`
255: vboxlib=`echo $vboxlib`
256: if test ! -d "$vboxinc"; then
257: AC_MSG_ERROR([not directory: $vboxinc])
258: fi
259: if test ! -d "$vboxlib"; then
260: AC_MSG_ERROR([not directory: $vboxlib])
261: fi
262: CPPFLAGS="$CPPFLAGS -I$vboxinc"
263: LDFLAGS="$LDFLAGS -Wl,-rpath,$vboxlib"
264: LIBS="$LIBS $vboxlib/VBoxDDU.so $vboxlib/VBoxRT.so"
265: AC_DEFINE([USE_VBOXVD], 1, [Use vbox virtual disk support])
266: # define vbox include version
267: changequote(<<, >>)
268: vbox_major=`$SED -e '/^VBOX_VERSION_MAJOR[ ]*=/!d' -e 's/.*=[^0-9]*\([0-9]*\).*/\1/' $vboxinc/../Config.kmk`
269: vbox_minor=`$SED -e '/^VBOX_VERSION_MINOR[ ]*=/!d' -e 's/.*=[^0-9]*\([0-9]*\).*/\1/' $vboxinc/../Config.kmk`
270: vbox_build=`$SED -e '/^VBOX_VERSION_BUILD[ ]*=/!d' -e 's/.*=[^0-9]*\([0-9]*\).*/\1/' $vboxinc/../Config.kmk`
271: changequote([, ])
272: AC_DEFINE_UNQUOTED([ISTGT_VBOXINC_VERSION_MAJOR], [$vbox_major], [VBox include major])
273: AC_DEFINE_UNQUOTED([ISTGT_VBOXINC_VERSION_MINOR], [$vbox_minor], [VBox include minor])
274: AC_DEFINE_UNQUOTED([ISTGT_VBOXINC_VERSION_BUILD], [$vbox_build], [VBox include build])
275: fi
276:
277: # check for PTHREAD_MUTEX_ADAPTIVE_NP
278: AC_MSG_CHECKING([for PTHREAD_MUTEX_ADAPTIVE_NP])
279: AC_TRY_COMPILE([
280: #include <pthread.h>
281: ],
282: [
283: return (PTHREAD_MUTEX_ADAPTIVE_NP);
284: ],
285: [AC_MSG_RESULT([yes])
286: AC_DEFINE([HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], [1], [Define 1 if you have the value.])],
287: [AC_MSG_RESULT([no])]
288: )
289:
290: AC_CHECK_HEADERS([sys/types.h])
291: AC_CHECK_HEADERS([machine/atomic.h], [], [],
292: [#if HAVE_SYS_TYPES_H
293: #include <sys/types.h>
294: #endif
295: ])
296: AC_CHECK_HEADERS([sys/atomic.h])
297:
298: # for FeeeBSD
299: #AC_CHECK_FUNCS([atomic_store_rel_int atomic_load_acq_int])
300: #AC_CHECK_FUNCS([atomic_cmpset_ptr atomic_cmpset_64 atomic_cmpset_32])
301:
302: # for NetBSD
303: #AC_CHECK_FUNCS([atomic_swap_uint atomic_or_uint_nv])
304: #AC_CHECK_FUNCS([atomic_cas_ptr atomic_cas_64 atomic_cas_32])
305:
306: atomic="no"
307: AC_MSG_CHECKING([for atomic operations])
308: AC_TRY_LINK([
309: #if HAVE_SYS_TYPES_H
310: #include <sys/types.h>
311: #endif
312: #include <machine/atomic.h>
313: ],
314: [
315: int x, y;
316: atomic_store_rel_int(&x, 1);
317: y = atomic_load_acq_int(&x);
318: ],
319: [AC_DEFINE([USE_ATOMIC], [1], [Use atomic])
320: AC_DEFINE([HAVE_ATOMIC_STORE_REL_INT], [1], [Define 1 if you have the function.])
321: AC_DEFINE([HAVE_ATOMIC_LOAD_ACQ_INT], [1], [Define 1 if you have the function.])
322: atomic="yes"]
323: )
324: if test $atomic = "no"; then
325: AC_TRY_LINK([
326: #if HAVE_SYS_TYPES_H
327: #include <sys/types.h>
328: #endif
329: #include <sys/atomic.h>
330: ],
331: [
332: unsigned int x, y;
333: atomic_swap_uint(&x, 1);
334: y = atomic_or_uint_nv(&x, 0);
335: ],
336: [AC_DEFINE([USE_ATOMIC], [1], [Use atomic])
337: AC_DEFINE([HAVE_ATOMIC_SWAP_UINT], [1], [Define 1 if you have the function.])
338: AC_DEFINE([HAVE_ATOMIC_OR_UINT_NV], [1], [Define 1 if you have the function.])
339: atomic="yes"]
340: )
341: fi
342: AC_TRY_LINK([
343: #if HAVE_SYS_TYPES_H
344: #include <sys/types.h>
345: #endif
346: #include <sys/atomic.h>
347: ],
348: [
349: membar_producer();
350: ],
351: [AC_DEFINE([HAVE_MEMBAR_PRODUCER], [1], [Define 1 if you have the function.])]
352: )
353: AC_MSG_RESULT($atomic)
354:
355: # for gcc builtin
356: #AC_CHECK_FUNCS([__sync_fetch_and_add __sync_val_compare_and_swap])
357: #AC_CHECK_FUNCS([__sync_synchronize])
358:
359: gcc_atomic="no"
360: AC_MSG_CHECKING([for gcc builtin atomic operations])
361: AC_TRY_LINK([
362: #if HAVE_SYS_TYPES_H
363: #include <sys/types.h>
364: #endif
365: ],
366: [
367: unsigned int x, y;
368: y = __sync_fetch_and_add(&x, 0);
369: __sync_val_compare_and_swap(&x, y, 2);
370: ],
371: [AC_DEFINE([USE_GCC_ATOMIC], [1], [Use gcc builtin atomic])
372: AC_DEFINE([HAVE_GCC_ATOMIC_FETCH_AND_ADD_UINT], [1], [Define 1 if you have the function.])
373: AC_DEFINE([HAVE_GCC_ATOMIC_VAL_COMPARE_AND_SWAP_UINT], [1], [Define 1 if you have the function.])
374: gcc_atomic="yes"]
375: )
376: AC_TRY_LINK([
377: #if HAVE_SYS_TYPES_H
378: #include <sys/types.h>
379: #endif
380: ],
381: [
382: __sync_synchronize();
383: ],
384: [AC_DEFINE([HAVE_GCC_ATOMIC_SYNCHRONIZE], [1], [Define 1 if you have the function.])]
385: )
386: AC_MSG_RESULT($gcc_atomic)
387:
388: AC_CONFIG_FILES([Makefile src/Makefile etc/Makefile doc/Makefile])
389: AC_CONFIG_FILES([src/build.h])
390: AC_OUTPUT
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