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Comparing IO-AIO/configure.ac (file contents):
Revision 1.2 by root, Wed Dec 1 04:43:13 2010 UTC vs.
Revision 1.20 by root, Wed Sep 28 08:24:25 2022 UTC

1AC_PREREQ(2.59)
2AC_INIT 1AC_INIT
3AC_CONFIG_SRCDIR([libeio/eio.h]) 2AC_CONFIG_SRCDIR([libeio/eio.h])
4AC_CONFIG_HEADERS([libeio/config.h]) 3AC_CONFIG_HEADERS([config.h])
4
5AC_PREREQ(2.60)
6AC_USE_SYSTEM_EXTENSIONS
5 7
6AC_PROG_CC 8AC_PROG_CC
7 9
8m4_include([libeio/libeio.m4]) 10m4_include([libeio/libeio.m4])
11
12# for these to work, you need to run autoheader in IO::AIO, not libeio :(
13
14AC_CACHE_CHECK(for set/getrlimit, ac_cv_rlimits, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
15#include <sys/time.h>
16#include <sys/resource.h>
17int main (void)
18{
19 struct rlimit srl;
20 int res;
21 srl.rlim_cur = srl.rlim_max = RLIM_INFINITY;
22 res = getrlimit (RLIMIT_NOFILE, &srl);
23 res = setrlimit (RLIMIT_NOFILE, &srl);
24 return 0;
25}
26]])],ac_cv_rlimits=yes,ac_cv_rlimits=no)])
27test $ac_cv_rlimits = yes && AC_DEFINE(HAVE_RLIMITS, 1, setrlimit/getrlimit is available)
9 28
10dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required 29dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required
11dnl functionality actually being present. ugh. 30dnl functionality actually being present. ugh.
12AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([ 31AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([
13#include <sys/mman.h> 32#include <sys/mman.h>
14int main (void) 33int main (void)
15{ 34{
16 int res = posix_madvise ((void *)0, (size_t)0, POSIX_MADV_NORMAL); 35 int res = posix_madvise ((void *)0, (size_t)0, POSIX_MADV_NORMAL);
17 int a = POSIX_MADV_SEQUENTIAL; 36 int a = POSIX_MADV_SEQUENTIAL;
18 int b = POSIX_MADV_RANDOM; 37 int b = POSIX_MADV_RANDOM;
19 int c = POSIX_MADV_WILLNEED; 38 int c = POSIX_MADV_WILLNEED;
20 int d = POSIX_MADV_DONTNEED; 39 int d = POSIX_MADV_DONTNEED;
21 return 0; 40 return 0;
22} 41}
23],ac_cv_posix_madvise=yes,ac_cv_posix_madvise=no)]) 42])],ac_cv_posix_madvise=yes,ac_cv_posix_madvise=no)])
24test $ac_cv_posix_madvise = yes && AC_DEFINE(HAVE_POSIX_MADVISE, 1, posix_madvise(2) is available) 43test $ac_cv_posix_madvise = yes && AC_DEFINE(HAVE_POSIX_MADVISE, 1, posix_madvise(2) is available)
25 44
26AC_CACHE_CHECK(for posix_fadvise, ac_cv_posix_fadvise, [AC_LINK_IFELSE([ 45AC_CACHE_CHECK(for posix_fadvise, ac_cv_posix_fadvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([
27#define _XOPEN_SOURCE 600 46#define _XOPEN_SOURCE 600
28#include <fcntl.h> 47#include <fcntl.h>
29int main (void) 48int main (void)
30{ 49{
31 int res = posix_fadvise ((int)0, (off_t)0, (off_t)0, POSIX_FADV_NORMAL); 50 int res = posix_fadvise ((int)0, (off_t)0, (off_t)0, POSIX_FADV_NORMAL);
… …
34 int c = POSIX_FADV_RANDOM; 53 int c = POSIX_FADV_RANDOM;
35 int d = POSIX_FADV_WILLNEED; 54 int d = POSIX_FADV_WILLNEED;
36 int e = POSIX_FADV_DONTNEED; 55 int e = POSIX_FADV_DONTNEED;
37 return 0; 56 return 0;
38} 57}
39],ac_cv_posix_fadvise=yes,ac_cv_posix_fadvise=no)]) 58])],ac_cv_posix_fadvise=yes,ac_cv_posix_fadvise=no)])
40test $ac_cv_posix_fadvise = yes && AC_DEFINE(HAVE_POSIX_FADVISE, 1, posix_fadvise(2) is available) 59test $ac_cv_posix_fadvise = yes && AC_DEFINE(HAVE_POSIX_FADVISE, 1, posix_fadvise(2) is available)
41 60
61dnl lots of linux specifics
62AC_CHECK_HEADERS([linux/fs.h linux/fiemap.h])
63
64dnl glibc major/minor macros
65AC_CHECK_HEADERS([sys/sysmacros.h])
66
67dnl solaris major/minor
68AC_CHECK_HEADERS([sys/mkdev.h])
69
70dnl readv / preadv, vmsplice
71AC_CHECK_HEADERS([sys/uio.h])
72
73dnl fexecve has always been in the single unix specification
74dnl but some atrocities (like opsnbsd and osx) claim implementing it
75dnl but then not definining it. ugh. garbage. and fexecve would be
76dnl useful for security, but, no, not on openbsd. we'd rather lie
77dnl about it.
78AC_CACHE_CHECK(for fexecve, ac_cv_fexecve, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
79#include <fcntl.h>
80#include <unistd.h>
81int main (void)
82{
83 int res = fexecve (-1, "argv", 0);
84 return 0;
85}
86]])],ac_cv_fexecve=yes,ac_cv_fexecve=no)])
87test $ac_cv_fexecve = yes && AC_DEFINE(HAVE_FEXECVE, 1, fexecve(2) is available)
88
89AC_CACHE_CHECK([for siginfo_t], ac_cv_siginfo_t, [AC_LINK_IFELSE([AC_LANG_SOURCE([
90#include <signal.h>
91int main (void)
92{
93 siginfo_t si;
94 si.si_code;
95 si.si_pid;
96 si.si_uid;
97 si.si_value.sival_int;
98 si.si_value.sival_ptr;
99 return 0;
100}
101])],ac_cv_siginfo_t=yes,ac_cv_siginfo_t=no)])
102test $ac_cv_siginfo_t = yes && AC_DEFINE(HAVE_SIGINFO_T, 1, have siginfo_t in signal.h)
103
104AC_CACHE_CHECK([for unix-style syscall interface], ac_cv_syscall, [AC_LINK_IFELSE([AC_LANG_SOURCE([
105#include <unistd.h>
106#include <sys/syscall.h>
107int main (void)
108{
109 long res = syscall (SYS_exit, 0);
110 return 0;
111}
112])],ac_cv_syscall=yes,ac_cv_syscall=no)])
113test $ac_cv_syscall = yes && AC_DEFINE(HAVE_SYSCALL, 1, unix syscall interface)
114
115AC_CACHE_CHECK([for splice, vmsplice and tee], ac_cv_linux_splice, [AC_LINK_IFELSE([AC_LANG_SOURCE([
116#include <sys/types.h>
117#include <fcntl.h>
118#include <sys/uio.h>
119int main (void)
120{
121 ssize_t res;
122 res = splice ((int)0, (loff_t)0, (int)0, (loff_t *)0, (size_t)0, SPLICE_F_MOVE | SPLICE_F_NONBLOCK | SPLICE_F_MORE);
123 res = tee ((int)0, (int)0, (size_t)0, SPLICE_F_NONBLOCK);
124 res = vmsplice ((int)0, (struct iovec *)0, 0, SPLICE_F_NONBLOCK | SPLICE_F_GIFT);
125 return 0;
126}
127])],ac_cv_linux_splice=yes,ac_cv_linux_splice=no)])
128test $ac_cv_linux_splice = yes && AC_DEFINE(HAVE_LINUX_SPLICE, 1, splice/vmsplice/tee(2) are available)
129
130AC_CACHE_CHECK(for pipe2, ac_cv_pipe2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
131#include <fcntl.h>
132#include <unistd.h>
133int main (void)
134{
135 int res;
136 res = pipe2 (0, 0);
137 return 0;
138}
139]])],ac_cv_pipe2=yes,ac_cv_pipe2=no)])
140test $ac_cv_pipe2 = yes && AC_DEFINE(HAVE_PIPE2, 1, pipe2(2) is available)
141
142AC_CACHE_CHECK(for eventfd, ac_cv_eventfd, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
143#include <sys/eventfd.h>
144int main (void)
145{
146 int res;
147 res = eventfd (1, EFD_CLOEXEC | EFD_NONBLOCK);
148 return 0;
149}
150]])],ac_cv_eventfd=yes,ac_cv_eventfd=no)])
151test $ac_cv_eventfd = yes && AC_DEFINE(HAVE_EVENTFD, 1, eventfd(2) is available)
152
153AC_CACHE_CHECK(for timerfd_*, ac_cv_timerfd, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
154#include <sys/timerfd.h>
155int main (void)
156{
157 struct itimerspec its;
158 int res;
159 res = timerfd_create (CLOCK_REALTIME, TFD_CLOEXEC | TFD_NONBLOCK);
160 res = timerfd_settime (res, TFD_TIMER_ABSTIME /*| TFD_TIMER_CANCEL_ON_SET*/, &its, 0);
161 res = timerfd_gettime (res, &its);
162 return 0;
163}
164]])],ac_cv_timerfd=yes,ac_cv_timerfd=no)])
165test $ac_cv_timerfd = yes && AC_DEFINE(HAVE_TIMERFD, 1, timerfd_*(2) are available)
166
167AC_CACHE_CHECK(for memfd_create, ac_cv_memfd_create, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
168#include <sys/mman.h>
169int main (void)
170{
171 int res = memfd_create ("name", MFD_CLOEXEC | MFD_ALLOW_SEALING);
172 return 0;
173}
174]])],ac_cv_memfd_create=yes,ac_cv_memfd_create=no)])
175test $ac_cv_memfd_create = yes && AC_DEFINE(HAVE_MEMFD_CREATE, 1, memfd_create(2) is available)
176
177AC_CACHE_CHECK(for copy_file_range, ac_cv_copy_file_range, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
178#include <unistd.h>
179#include <sys/syscall.h>
180/*#include <linux/copy.h>*/
181int main (void)
182{
183 int res;
184 /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/
185 res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0);
186 return 0;
187}
188]])],ac_cv_copy_file_range=yes,ac_cv_copy_file_range=no)])
189test $ac_cv_copy_file_range = yes && AC_DEFINE(HAVE_COPY_FILE_RANGE, 1, copy_file_range(2) is available)
190
191AC_CACHE_CHECK(for st_xtimensec, ac_cv_xtimensec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
192#include "EXTERN.h"
193#include "perl.h"
194#include "XSUB.h"
195
196int main (void)
197{
198 return PL_statcache.st_atimensec
199 + PL_statcache.st_mtimensec
200 + PL_statcache.st_ctimensec;
201}
202]])],ac_cv_xtimensec=yes,ac_cv_xtimensec=no)])
203test $ac_cv_xtimensec = yes && AC_DEFINE(HAVE_ST_XTIMENSEC, 1, stat nanosecond access by st_xtimensec)
204
205AC_CACHE_CHECK(for st_xtimespec, ac_cv_xtimespec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
206#include "EXTERN.h"
207#include "perl.h"
208#include "XSUB.h"
209
210int main (void)
211{
212 return PL_statcache.st_atim.tv_nsec
213 + PL_statcache.st_mtim.tv_nsec
214 + PL_statcache.st_ctim.tv_nsec;
215}
216]])],ac_cv_xtimespec=yes,ac_cv_xtimespec=no)])
217test $ac_cv_xtimespec = yes && AC_DEFINE(HAVE_ST_XTIMESPEC, 1, stat nanosecond access by st_xtimespec)
218
219# apparently, True64 uses st_u[amc]time, aix uses at_[amc]time_n and apple uses st_[amc,birth]timespec?
220
221AC_CACHE_CHECK(for st_birthtimensec, ac_cv_birthtimensec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
222#include "EXTERN.h"
223#include "perl.h"
224#include "XSUB.h"
225
226int main (void)
227{
228 return PL_statcache.st_birthtime + PL_statcache.st_birthtimensec;
229}
230]])],ac_cv_birthtimensec=yes,ac_cv_birthtimensec=no)])
231test $ac_cv_birthtimensec = yes && AC_DEFINE(HAVE_ST_BIRTHTIMENSEC, 1, birthtime nanosecond access by st_birthtimensec)
232
233AC_CACHE_CHECK(for st_birthtimespec, ac_cv_birthtimespec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
234#include "EXTERN.h"
235#include "perl.h"
236#include "XSUB.h"
237
238int main (void)
239{
240 return PL_statcache.st_birthtim.tv_sec + PL_statcache.st_birthtim.tv_nsec;
241}
242]])],ac_cv_birthtimespec=yes,ac_cv_birthtimespec=no)])
243test $ac_cv_birthtimespec = yes && AC_DEFINE(HAVE_ST_BIRTHTIMESPEC, 1, birthtime nanosecond access by st_birthtimespec)
244
245AC_CACHE_CHECK(for st_gen, ac_cv_st_gen, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
246#include "EXTERN.h"
247#include "perl.h"
248#include "XSUB.h"
249
250int main (void)
251{
252 return PL_statcache.st_gen;
253}
254]])],ac_cv_st_gen=yes,ac_cv_st_gen=no)])
255test $ac_cv_st_gen = yes && AC_DEFINE(HAVE_ST_GEN, 1, stat st_gen member)
256
257AC_CACHE_CHECK(for statx, ac_cv_statx, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
258#include <sys/types.h>
259#include <sys/stat.h>
260#include <unistd.h>
261#include <fcntl.h>
262int res;
263int main (void)
264{
265 struct statx sx;
266 int res;
267 res = statx (AT_FDCWD, ".",
268 AT_EMPTY_PATH | AT_NO_AUTOMOUNT | AT_SYMLINK_NOFOLLOW | AT_STATX_SYNC_AS_STAT | AT_STATX_FORCE_SYNC | AT_STATX_DONT_SYNC,
269 STATX_ALL, &sx);
270 STATX_TYPE; STATX_MODE; STATX_NLINK; STATX_UID; STATX_GID; STATX_ATIME; STATX_MTIME; STATX_CTIME;
271 STATX_INO; STATX_SIZE; STATX_BLOCKS; STATX_BASIC_STATS; STATX_BTIME; STATX_ALL;
272 STATX_ATTR_COMPRESSED; STATX_ATTR_IMMUTABLE; STATX_ATTR_APPEND; STATX_ATTR_NODUMP; STATX_ATTR_ENCRYPTED;
273 return 0;
274}
275]])],ac_cv_statx=yes,ac_cv_statx=no)])
276test $ac_cv_statx = yes && AC_DEFINE(HAVE_STATX, 1, statx(2) is available)
277
278AC_CACHE_CHECK(for accept4, ac_cv_accept4, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
279#include <sys/types.h>
280#include <sys/socket.h>
281int main (void)
282{
283 int res = accept4 (1, (struct sockaddr *)0, (socklen_t)0, SOCK_NONBLOCK | SOCK_CLOEXEC);
284 return 0;
285}
286]])],ac_cv_accept4=yes,ac_cv_accept4=no)])
287test $ac_cv_accept4 = yes && AC_DEFINE(HAVE_ACCEPT4, 1, accept4(2) is available)
288
289AC_CHECK_HEADERS([sys/mount.h])
290AC_CACHE_CHECK(for mount, ac_cv_mount, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
291#include <sys/mount.h>
292int main (void)
293{
294 int res = mount ("path", "path", "fstype", MS_RDONLY, 0);
295 return 0;
296}
297]])],ac_cv_mount=yes,ac_cv_mount=no)])
298test $ac_cv_mount = yes && AC_DEFINE(HAVE_MOUNT, 1, mount is available)
299AC_CACHE_CHECK(for umount, ac_cv_umount, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
300#include <sys/mount.h>
301int main (void)
302{
303 int res = umount ("path");
304 return 0;
305}
306]])],ac_cv_umount=yes,ac_cv_umount=no)])
307test $ac_cv_umount = yes && AC_DEFINE(HAVE_UMOUNT, 1, umount is available)
308AC_CACHE_CHECK(for umount2, ac_cv_umount2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
309#include <sys/mount.h>
310int main (void)
311{
312 int res = umount2 ("path", MNT_FORCE|MNT_DETACH);
313 return 0;
314}
315]])],ac_cv_umount2=yes,ac_cv_umount2=no)])
316test $ac_cv_umount2 = yes && AC_DEFINE(HAVE_UMOUNT2, 1, umount2 is available)
317
42AC_OUTPUT 318AC_OUTPUT
319

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