| 1 | AC_PREREQ(2.59) |
1 | AC_PREREQ(2.59) |
| 2 | AC_INIT |
2 | AC_INIT |
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3 | AC_CONFIG_SRCDIR([eio.h]) |
| 3 | AC_CONFIG_HEADERS([config.h]) |
4 | AC_CONFIG_HEADERS([config.h]) |
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5 | |
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6 | AM_INIT_AUTOMAKE(libev,3.31) |
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7 | AM_MAINTAINER_MODE |
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8 | AC_PROG_INSTALL |
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9 | AC_PROG_LIBTOOL |
| 4 | |
10 | |
| 5 | AC_PROG_CC |
11 | AC_PROG_CC |
| 6 | |
12 | |
| 7 | AC_CACHE_CHECK(for futimes, ac_cv_futimes, [AC_LINK_IFELSE([[ |
13 | if test "x$GCC" = xyes ; then |
| 8 | #include <sys/types.h> |
14 | CFLAGS="$CFLAGS -O3" |
| 9 | #include <sys/time.h> |
15 | fi |
| 10 | #include <utime.h> |
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| 11 | struct timeval tv[2]; |
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| 12 | int res; |
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| 13 | int fd; |
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| 14 | int main(void) |
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| 15 | { |
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| 16 | res = futimes (fd, tv); |
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| 17 | return 0; |
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| 18 | } |
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| 19 | ]],ac_cv_futimes=yes,ac_cv_futimes=no)]) |
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| 20 | test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available) |
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| 21 | |
16 | |
| 22 | AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([ |
17 | m4_include([libeio.m4]) |
| 23 | #include <fcntl.h> |
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| 24 | int main(void) |
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| 25 | { |
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| 26 | int fd = 0; |
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| 27 | off64_t offset = 1; |
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| 28 | size_t count = 2; |
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| 29 | ssize_t res; |
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| 30 | res = readahead (fd, offset, count); |
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| 31 | return 0; |
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| 32 | } |
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| 33 | ],ac_cv_readahead=yes,ac_cv_readahead=no)]) |
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| 34 | test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux)) |
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| 35 | |
18 | |
| 36 | AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([ |
19 | AC_CONFIG_FILES([Makefile]) |
| 37 | #include <unistd.h> |
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| 38 | int main(void) |
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| 39 | { |
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| 40 | int fd = 0; |
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| 41 | fdatasync (fd); |
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| 42 | return 0; |
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| 43 | } |
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| 44 | ],ac_cv_fdatasync=yes,ac_cv_fdatasync=no)]) |
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| 45 | test $ac_cv_fdatasync = yes && AC_DEFINE(HAVE_FDATASYNC, 1, fdatasync(2) is available) |
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| 46 | |
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| 47 | AC_CACHE_CHECK(for pread and pwrite, ac_cv_preadwrite, [AC_LINK_IFELSE([ |
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| 48 | #include <unistd.h> |
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| 49 | int main(void) |
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| 50 | { |
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| 51 | int fd = 0; |
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| 52 | size_t count = 1; |
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| 53 | char buf; |
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| 54 | off_t offset = 1; |
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| 55 | ssize_t res; |
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| 56 | res = pread (fd, &buf, count, offset); |
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| 57 | res = pwrite (fd, &buf, count, offset); |
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| 58 | return 0; |
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| 59 | } |
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| 60 | ],ac_cv_preadwrite=yes,ac_cv_preadwrite=no)]) |
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| 61 | test $ac_cv_preadwrite = yes && AC_DEFINE(HAVE_PREADWRITE, 1, pread(2) and pwrite(2) are available) |
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| 62 | |
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| 63 | AC_CACHE_CHECK(for readdir_r, ac_cv_readdir_r, [AC_LINK_IFELSE([ |
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| 64 | #include <dirent.h> |
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| 65 | int main(void) |
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| 66 | { |
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| 67 | DIR *dir = 0; |
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| 68 | struct dirent ent, *eres; |
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| 69 | int res = readdir_r (dir, &ent, &eres); |
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| 70 | return 0; |
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| 71 | } |
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| 72 | ],ac_cv_readdir_r=yes,ac_cv_readdir_r=no)]) |
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| 73 | test $ac_cv_readdir_r = yes && AC_DEFINE(HAVE_READDIR_R, 1, readdir_r is available) |
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| 74 | |
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| 75 | AC_CACHE_CHECK(for sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([ |
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| 76 | # include <sys/types.h> |
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| 77 | #if __linux |
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| 78 | # include <sys/sendfile.h> |
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| 79 | #elif __freebsd |
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| 80 | # include <sys/socket.h> |
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| 81 | # include <sys/uio.h> |
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| 82 | #elif __hpux |
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| 83 | # include <sys/socket.h> |
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| 84 | #else |
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| 85 | # error unsupported architecture |
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| 86 | #endif |
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| 87 | int main(void) |
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| 88 | { |
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| 89 | int fd = 0; |
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| 90 | off_t offset = 1; |
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| 91 | size_t count = 2; |
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| 92 | ssize_t res; |
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| 93 | #if __linux |
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| 94 | res = sendfile (fd, fd, offset, count); |
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| 95 | #elif __freebsd |
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| 96 | res = sendfile (fd, fd, offset, count, 0, &offset, 0); |
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| 97 | #elif __hpux |
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| 98 | res = sendfile (fd, fd, offset, count, 0, 0); |
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| 99 | #endif |
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| 100 | return 0; |
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| 101 | } |
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| 102 | ],ac_cv_sendfile=yes,ac_cv_sendfile=no)]) |
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| 103 | test $ac_cv_sendfile = yes && AC_DEFINE(HAVE_SENDFILE, 1, sendfile(2) is available and supported) |
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| 104 | |
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| 105 | AC_OUTPUT |
20 | AC_OUTPUT |
