| 1 | AC_PREREQ(2.59) |
1 | AC_PREREQ(2.59) |
| 2 | AC_INIT |
2 | AC_INIT |
|
|
3 | AC_CONFIG_SRCDIR([eio.h]) |
| 3 | AC_CONFIG_HEADERS([config.h]) |
4 | AC_CONFIG_HEADERS([config.h]) |
|
|
5 | |
|
|
6 | AM_INIT_AUTOMAKE(libeio,1.0) |
|
|
7 | AM_MAINTAINER_MODE |
|
|
8 | |
|
|
9 | AC_GNU_SOURCE |
|
|
10 | |
|
|
11 | AC_PROG_LIBTOOL |
| 4 | |
12 | |
| 5 | AC_PROG_CC |
13 | AC_PROG_CC |
| 6 | |
14 | |
| 7 | AC_CACHE_CHECK(for futimes, ac_cv_futimes, [AC_LINK_IFELSE([[ |
15 | if test "x$GCC" = xyes ; then |
| 8 | #include <sys/types.h> |
16 | CFLAGS="$OPTIMIZE -O3 $CFLAGS" |
| 9 | #include <sys/time.h> |
17 | fi |
| 10 | #include <utime.h> |
|
|
| 11 | struct timeval tv[2]; |
|
|
| 12 | int res; |
|
|
| 13 | int fd; |
|
|
| 14 | int main(void) |
|
|
| 15 | { |
|
|
| 16 | res = futimes (fd, tv); |
|
|
| 17 | return 0; |
|
|
| 18 | } |
|
|
| 19 | ]],ac_cv_futimes=yes,ac_cv_futimes=no)]) |
|
|
| 20 | test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available) |
|
|
| 21 | |
18 | |
| 22 | AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([ |
19 | m4_include([libeio.m4]) |
| 23 | #include <fcntl.h> |
|
|
| 24 | int main(void) |
|
|
| 25 | { |
|
|
| 26 | int fd = 0; |
|
|
| 27 | off64_t offset = 1; |
|
|
| 28 | size_t count = 2; |
|
|
| 29 | ssize_t res; |
|
|
| 30 | res = readahead (fd, offset, count); |
|
|
| 31 | return 0; |
|
|
| 32 | } |
|
|
| 33 | ],ac_cv_readahead=yes,ac_cv_readahead=no)]) |
|
|
| 34 | test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux)) |
|
|
| 35 | |
20 | |
| 36 | AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([ |
21 | AC_CONFIG_FILES([Makefile]) |
| 37 | #include <unistd.h> |
|
|
| 38 | int main(void) |
|
|
| 39 | { |
|
|
| 40 | int fd = 0; |
|
|
| 41 | fdatasync (fd); |
|
|
| 42 | return 0; |
|
|
| 43 | } |
|
|
| 44 | ],ac_cv_fdatasync=yes,ac_cv_fdatasync=no)]) |
|
|
| 45 | test $ac_cv_fdatasync = yes && AC_DEFINE(HAVE_FDATASYNC, 1, fdatasync(2) is available) |
|
|
| 46 | |
|
|
| 47 | AC_CACHE_CHECK(for pread and pwrite, ac_cv_preadwrite, [AC_LINK_IFELSE([ |
|
|
| 48 | #include <unistd.h> |
|
|
| 49 | int main(void) |
|
|
| 50 | { |
|
|
| 51 | int fd = 0; |
|
|
| 52 | size_t count = 1; |
|
|
| 53 | char buf; |
|
|
| 54 | off_t offset = 1; |
|
|
| 55 | ssize_t res; |
|
|
| 56 | res = pread (fd, &buf, count, offset); |
|
|
| 57 | res = pwrite (fd, &buf, count, offset); |
|
|
| 58 | return 0; |
|
|
| 59 | } |
|
|
| 60 | ],ac_cv_preadwrite=yes,ac_cv_preadwrite=no)]) |
|
|
| 61 | test $ac_cv_preadwrite = yes && AC_DEFINE(HAVE_PREADWRITE, 1, pread(2) and pwrite(2) are available) |
|
|
| 62 | |
|
|
| 63 | AC_CACHE_CHECK(for readdir_r, ac_cv_readdir_r, [AC_LINK_IFELSE([ |
|
|
| 64 | #include <dirent.h> |
|
|
| 65 | int main(void) |
|
|
| 66 | { |
|
|
| 67 | DIR *dir = 0; |
|
|
| 68 | struct dirent ent, *eres; |
|
|
| 69 | int res = readdir_r (dir, &ent, &eres); |
|
|
| 70 | return 0; |
|
|
| 71 | } |
|
|
| 72 | ],ac_cv_readdir_r=yes,ac_cv_readdir_r=no)]) |
|
|
| 73 | test $ac_cv_readdir_r = yes && AC_DEFINE(HAVE_READDIR_R, 1, readdir_r is available) |
|
|
| 74 | |
|
|
| 75 | AC_CACHE_CHECK(for sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([ |
|
|
| 76 | # include <sys/types.h> |
|
|
| 77 | #if __linux |
|
|
| 78 | # include <sys/sendfile.h> |
|
|
| 79 | #elif __freebsd |
|
|
| 80 | # include <sys/socket.h> |
|
|
| 81 | # include <sys/uio.h> |
|
|
| 82 | #elif __hpux |
|
|
| 83 | # include <sys/socket.h> |
|
|
| 84 | #else |
|
|
| 85 | # error unsupported architecture |
|
|
| 86 | #endif |
|
|
| 87 | int main(void) |
|
|
| 88 | { |
|
|
| 89 | int fd = 0; |
|
|
| 90 | off_t offset = 1; |
|
|
| 91 | size_t count = 2; |
|
|
| 92 | ssize_t res; |
|
|
| 93 | #if __linux |
|
|
| 94 | res = sendfile (fd, fd, offset, count); |
|
|
| 95 | #elif __freebsd |
|
|
| 96 | res = sendfile (fd, fd, offset, count, 0, &offset, 0); |
|
|
| 97 | #elif __hpux |
|
|
| 98 | res = sendfile (fd, fd, offset, count, 0, 0); |
|
|
| 99 | #endif |
|
|
| 100 | return 0; |
|
|
| 101 | } |
|
|
| 102 | ],ac_cv_sendfile=yes,ac_cv_sendfile=no)]) |
|
|
| 103 | test $ac_cv_sendfile = yes && AC_DEFINE(HAVE_SENDFILE, 1, sendfile(2) is available and supported) |
|
|
| 104 | |
|
|
| 105 | AC_OUTPUT |
22 | AC_OUTPUT |
