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Comparing IO-AIO/configure.ac (file contents):
Revision 1.3 by root, Thu Dec 2 10:04:47 2010 UTC vs.
Revision 1.18 by root, Mon Sep 5 08:43:58 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])
9 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)
28
29dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required
30dnl functionality actually being present. ugh.
31AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([
32#include <sys/mman.h>
33int main (void)
34{
35 int res = posix_madvise ((void *)0, (size_t)0, POSIX_MADV_NORMAL);
36 int a = POSIX_MADV_SEQUENTIAL;
37 int b = POSIX_MADV_RANDOM;
38 int c = POSIX_MADV_WILLNEED;
39 int d = POSIX_MADV_DONTNEED;
40 return 0;
41}
42])],ac_cv_posix_madvise=yes,ac_cv_posix_madvise=no)])
43test $ac_cv_posix_madvise = yes && AC_DEFINE(HAVE_POSIX_MADVISE, 1, posix_madvise(2) is available)
44
45AC_CACHE_CHECK(for posix_fadvise, ac_cv_posix_fadvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([
46#define _XOPEN_SOURCE 600
47#include <fcntl.h>
48int main (void)
49{
50 int res = posix_fadvise ((int)0, (off_t)0, (off_t)0, POSIX_FADV_NORMAL);
51 int a = POSIX_FADV_SEQUENTIAL;
52 int b = POSIX_FADV_NOREUSE;
53 int c = POSIX_FADV_RANDOM;
54 int d = POSIX_FADV_WILLNEED;
55 int e = POSIX_FADV_DONTNEED;
56 return 0;
57}
58])],ac_cv_posix_fadvise=yes,ac_cv_posix_fadvise=no)])
59test $ac_cv_posix_fadvise = yes && AC_DEFINE(HAVE_POSIX_FADVISE, 1, posix_fadvise(2) is available)
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
73AC_CACHE_CHECK([for siginfo_t], ac_cv_siginfo_t, [AC_LINK_IFELSE([AC_LANG_SOURCE([
74#include <signal.h>
75int main (void)
76{
77 siginfo_t si;
78 si.si_code;
79 si.si_pid;
80 si.si_uid;
81 si.si_value.sival_int;
82 si.si_value.sival_ptr;
83 return 0;
84}
85])],ac_cv_siginfo_t=yes,ac_cv_siginfo_t=no)])
86test $ac_cv_siginfo_t = yes && AC_DEFINE(HAVE_SIGINFO_T, 1, have siginfo_t in signal.h)
87
88AC_CACHE_CHECK([for unix-style syscall interface], ac_cv_syscall, [AC_LINK_IFELSE([AC_LANG_SOURCE([
89#include <unistd.h>
90#include <sys/syscall.h>
91int main (void)
92{
93 long res = syscall (SYS_exit, 0);
94 return 0;
95}
96])],ac_cv_syscall=yes,ac_cv_syscall=no)])
97test $ac_cv_syscall = yes && AC_DEFINE(HAVE_SYSCALL, 1, unix syscall interface)
98
99AC_CACHE_CHECK([for splice, vmsplice and tee], ac_cv_linux_splice, [AC_LINK_IFELSE([AC_LANG_SOURCE([
100#include <sys/types.h>
101#include <fcntl.h>
102#include <sys/uio.h>
103int main (void)
104{
105 ssize_t res;
106 res = splice ((int)0, (loff_t)0, (int)0, (loff_t *)0, (size_t)0, SPLICE_F_MOVE | SPLICE_F_NONBLOCK | SPLICE_F_MORE);
107 res = tee ((int)0, (int)0, (size_t)0, SPLICE_F_NONBLOCK);
108 res = vmsplice ((int)0, (struct iovec *)0, 0, SPLICE_F_NONBLOCK | SPLICE_F_GIFT);
109 return 0;
110}
111])],ac_cv_linux_splice=yes,ac_cv_linux_splice=no)])
112test $ac_cv_linux_splice = yes && AC_DEFINE(HAVE_LINUX_SPLICE, 1, splice/vmsplice/tee(2) are available)
113
114AC_CACHE_CHECK(for pipe2, ac_cv_pipe2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
115#include <fcntl.h>
116#include <unistd.h>
117int main (void)
118{
119 int res;
120 res = pipe2 (0, 0);
121 return 0;
122}
123]])],ac_cv_pipe2=yes,ac_cv_pipe2=no)])
124test $ac_cv_pipe2 = yes && AC_DEFINE(HAVE_PIPE2, 1, pipe2(2) is available)
125
126AC_CACHE_CHECK(for eventfd, ac_cv_eventfd, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
127#include <sys/eventfd.h>
128int main (void)
129{
130 int res;
131 res = eventfd (1, EFD_CLOEXEC | EFD_NONBLOCK);
132 return 0;
133}
134]])],ac_cv_eventfd=yes,ac_cv_eventfd=no)])
135test $ac_cv_eventfd = yes && AC_DEFINE(HAVE_EVENTFD, 1, eventfd(2) is available)
136
137AC_CACHE_CHECK(for timerfd_*, ac_cv_timerfd, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
138#include <sys/timerfd.h>
139int main (void)
140{
141 struct itimerspec its;
142 int res;
143 res = timerfd_create (CLOCK_REALTIME, TFD_CLOEXEC | TFD_NONBLOCK);
144 res = timerfd_settime (res, TFD_TIMER_ABSTIME /*| TFD_TIMER_CANCEL_ON_SET*/, &its, 0);
145 res = timerfd_gettime (res, &its);
146 return 0;
147}
148]])],ac_cv_timerfd=yes,ac_cv_timerfd=no)])
149test $ac_cv_timerfd = yes && AC_DEFINE(HAVE_TIMERFD, 1, timerfd_*(2) are available)
150
151AC_CACHE_CHECK(for memfd_create, ac_cv_memfd_create, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
152#include <sys/mman.h>
153int main (void)
154{
155 int res = memfd_create ("name", MFD_CLOEXEC | MFD_ALLOW_SEALING);
156 return 0;
157}
158]])],ac_cv_memfd_create=yes,ac_cv_memfd_create=no)])
159test $ac_cv_memfd_create = yes && AC_DEFINE(HAVE_MEMFD_CREATE, 1, memfd_create(2) is available)
160
161AC_CACHE_CHECK(for copy_file_range, ac_cv_copy_file_range, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
162#include <unistd.h>
163#include <sys/syscall.h>
164/*#include <linux/copy.h>*/
165int main (void)
166{
167 int res;
168 /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/
169 res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0);
170 return 0;
171}
172]])],ac_cv_copy_file_range=yes,ac_cv_copy_file_range=no)])
173test $ac_cv_copy_file_range = yes && AC_DEFINE(HAVE_COPY_FILE_RANGE, 1, copy_file_range(2) is available)
174
175AC_CACHE_CHECK(for st_xtimensec, ac_cv_xtimensec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
176#include "EXTERN.h"
177#include "perl.h"
178#include "XSUB.h"
179
180int main (void)
181{
182 return PL_statcache.st_atimensec
183 + PL_statcache.st_mtimensec
184 + PL_statcache.st_ctimensec;
185}
186]])],ac_cv_xtimensec=yes,ac_cv_xtimensec=no)])
187test $ac_cv_xtimensec = yes && AC_DEFINE(HAVE_ST_XTIMENSEC, 1, stat nanosecond access by st_xtimensec)
188
189AC_CACHE_CHECK(for st_xtimespec, ac_cv_xtimespec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
190#include "EXTERN.h"
191#include "perl.h"
192#include "XSUB.h"
193
194int main (void)
195{
196 return PL_statcache.st_atim.tv_nsec
197 + PL_statcache.st_mtim.tv_nsec
198 + PL_statcache.st_ctim.tv_nsec;
199}
200]])],ac_cv_xtimespec=yes,ac_cv_xtimespec=no)])
201test $ac_cv_xtimespec = yes && AC_DEFINE(HAVE_ST_XTIMESPEC, 1, stat nanosecond access by st_xtimespec)
202
203# apparently, True64 uses st_u[amc]time, aix uses at_[amc]time_n and apple uses st_[amc,birth]timespec?
204
205AC_CACHE_CHECK(for st_birthtimensec, ac_cv_birthtimensec, [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_birthtime + PL_statcache.st_birthtimensec;
213}
214]])],ac_cv_birthtimensec=yes,ac_cv_birthtimensec=no)])
215test $ac_cv_birthtimensec = yes && AC_DEFINE(HAVE_ST_BIRTHTIMENSEC, 1, birthtime nanosecond access by st_birthtimensec)
216
217AC_CACHE_CHECK(for st_birthtimespec, ac_cv_birthtimespec, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
218#include "EXTERN.h"
219#include "perl.h"
220#include "XSUB.h"
221
222int main (void)
223{
224 return PL_statcache.st_birthtim.tv_sec + PL_statcache.st_birthtim.tv_nsec;
225}
226]])],ac_cv_birthtimespec=yes,ac_cv_birthtimespec=no)])
227test $ac_cv_birthtimespec = yes && AC_DEFINE(HAVE_ST_BIRTHTIMESPEC, 1, birthtime nanosecond access by st_birthtimespec)
228
229AC_CACHE_CHECK(for st_gen, ac_cv_st_gen, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
230#include "EXTERN.h"
231#include "perl.h"
232#include "XSUB.h"
233
234int main (void)
235{
236 return PL_statcache.st_gen;
237}
238]])],ac_cv_st_gen=yes,ac_cv_st_gen=no)])
239test $ac_cv_st_gen = yes && AC_DEFINE(HAVE_ST_GEN, 1, stat st_gen member)
240
241AC_CACHE_CHECK(for statx, ac_cv_statx, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
242#include <sys/types.h>
243#include <sys/stat.h>
244#include <unistd.h>
245#include <fcntl.h>
246int res;
247int main (void)
248{
249 struct statx sx;
250 int res;
251 res = statx (AT_FDCWD, ".",
252 AT_EMPTY_PATH | AT_NO_AUTOMOUNT | AT_SYMLINK_NOFOLLOW | AT_STATX_SYNC_AS_STAT | AT_STATX_FORCE_SYNC | AT_STATX_DONT_SYNC,
253 STATX_ALL, &sx);
254 STATX_TYPE; STATX_MODE; STATX_NLINK; STATX_UID; STATX_GID; STATX_ATIME; STATX_MTIME; STATX_CTIME;
255 STATX_INO; STATX_SIZE; STATX_BLOCKS; STATX_BASIC_STATS; STATX_BTIME; STATX_ALL;
256 STATX_ATTR_COMPRESSED; STATX_ATTR_IMMUTABLE; STATX_ATTR_APPEND; STATX_ATTR_NODUMP; STATX_ATTR_ENCRYPTED;
257 return 0;
258}
259]])],ac_cv_statx=yes,ac_cv_statx=no)])
260test $ac_cv_statx = yes && AC_DEFINE(HAVE_STATX, 1, statx(2) is available)
261
262AC_CACHE_CHECK(for accept4, ac_cv_accept4, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
263#include <sys/types.h>
264#include <sys/socket.h>
265int main (void)
266{
267 int res;
268 res = accept4 (1, (struct sockaddr *)0, (socklen_t)0, SOCK_NONBLOCK | SOCK_CLOEXEC);
269 return 0;
270}
271]])],ac_cv_accept4=yes,ac_cv_accept4=no)])
272test $ac_cv_accept4 = yes && AC_DEFINE(HAVE_ACCEPT4, 1, accept4(2) is available)
273
274AC_CHECK_HEADERS([sys/mount.h])
275AC_CACHE_CHECK(for mount/umount, ac_cv_mount, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
276#include <sys/mount.h>
277int main (void)
278{
279 int res;
280 res = mount ("path", "path", "fstype", MS_RDONLY, 0);
281 res = umount ("path");
282 return 0;
283}
284]])],ac_cv_mount=yes,ac_cv_mount=no)])
285test $ac_cv_mount = yes && AC_DEFINE(HAVE_MOUNT, 1, mount/umount are available)
286AC_CACHE_CHECK(for umount2, ac_cv_umount2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
287#include <sys/mount.h>
288int main (void)
289{
290 int res;
291 res = umount2 ("path", MNT_FORCE|MNT_DETACH);
292 return 0;
293}
294]])],ac_cv_umount2=yes,ac_cv_umount2=no)])
295test $ac_cv_umount2 = yes && AC_DEFINE(HAVE_UMOUNT2, 1, umount2 is available)
296
10AC_OUTPUT 297AC_OUTPUT
298

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