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1 | dnl openbsd in its neverending brokenness requires stdint.h for intptr_t, |
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2 | dnl but that header isn't very portable... |
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3 | AC_CHECK_HEADERS([stdint.h sys/syscall.h sys/prctl.h]) |
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4 | |
1 | AC_SEARCH_LIBS( |
5 | AC_SEARCH_LIBS( |
2 | pthread_create, |
6 | pthread_create, |
3 | [pthread pthreads pthreadVC2], |
7 | [pthread pthreads pthreadVC2], |
4 | , |
8 | , |
5 | [AC_MSG_ERROR(pthread functions not found)] |
9 | [AC_MSG_ERROR(pthread functions not found)] |
6 | ) |
10 | ) |
7 | |
11 | |
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12 | AC_CACHE_CHECK(for utimes, ac_cv_utimes, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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13 | #include <sys/types.h> |
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14 | #include <sys/time.h> |
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15 | #include <utime.h> |
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16 | struct timeval tv[2]; |
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17 | int res; |
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18 | int main (void) |
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19 | { |
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20 | res = utimes ("/", tv); |
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21 | return 0; |
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22 | } |
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23 | ]])],ac_cv_utimes=yes,ac_cv_utimes=no)]) |
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24 | test $ac_cv_utimes = yes && AC_DEFINE(HAVE_UTIMES, 1, utimes(2) is available) |
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25 | |
8 | AC_CACHE_CHECK(for futimes, ac_cv_futimes, [AC_LINK_IFELSE([[ |
26 | AC_CACHE_CHECK(for futimes, ac_cv_futimes, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
9 | #include <sys/types.h> |
27 | #include <sys/types.h> |
10 | #include <sys/time.h> |
28 | #include <sys/time.h> |
11 | #include <utime.h> |
29 | #include <utime.h> |
12 | struct timeval tv[2]; |
30 | struct timeval tv[2]; |
13 | int res; |
31 | int res; |
14 | int fd; |
32 | int fd; |
15 | int main(void) |
33 | int main (void) |
16 | { |
34 | { |
17 | res = futimes (fd, tv); |
35 | res = futimes (fd, tv); |
18 | return 0; |
36 | return 0; |
19 | } |
37 | } |
20 | ]],ac_cv_futimes=yes,ac_cv_futimes=no)]) |
38 | ]])],ac_cv_futimes=yes,ac_cv_futimes=no)]) |
21 | test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available) |
39 | test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available) |
22 | |
40 | |
23 | AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([ |
41 | AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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42 | #include <sys/types.h> |
24 | #include <fcntl.h> |
43 | #include <fcntl.h> |
25 | int main(void) |
44 | int main (void) |
26 | { |
45 | { |
27 | int fd = 0; |
46 | int fd = 0; |
28 | size_t count = 2; |
47 | size_t count = 2; |
29 | ssize_t res; |
48 | ssize_t res; |
30 | res = readahead (fd, 0, count); |
49 | res = readahead (fd, 0, count); |
31 | return 0; |
50 | return 0; |
32 | } |
51 | } |
33 | ],ac_cv_readahead=yes,ac_cv_readahead=no)]) |
52 | ])],ac_cv_readahead=yes,ac_cv_readahead=no)]) |
34 | test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux)) |
53 | test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux)) |
35 | |
54 | |
36 | AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([ |
55 | AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
37 | #include <unistd.h> |
56 | #include <unistd.h> |
38 | int main(void) |
57 | int main (void) |
39 | { |
58 | { |
40 | int fd = 0; |
59 | int fd = 0; |
41 | fdatasync (fd); |
60 | fdatasync (fd); |
42 | return 0; |
61 | return 0; |
43 | } |
62 | } |
44 | ],ac_cv_fdatasync=yes,ac_cv_fdatasync=no)]) |
63 | ])],ac_cv_fdatasync=yes,ac_cv_fdatasync=no)]) |
45 | test $ac_cv_fdatasync = yes && AC_DEFINE(HAVE_FDATASYNC, 1, fdatasync(2) is available) |
64 | test $ac_cv_fdatasync = yes && AC_DEFINE(HAVE_FDATASYNC, 1, fdatasync(2) is available) |
46 | |
65 | |
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 sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([ |
66 | AC_CACHE_CHECK(for sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
64 | # include <sys/types.h> |
67 | # include <sys/types.h> |
65 | #if __linux |
68 | #if __linux |
66 | # include <sys/sendfile.h> |
69 | # include <sys/sendfile.h> |
67 | #elif __FreeBSD__ || defined __APPLE__ |
70 | #elif __FreeBSD__ || defined __APPLE__ |
68 | # include <sys/socket.h> |
71 | # include <sys/socket.h> |
… | |
… | |
70 | #elif __hpux |
73 | #elif __hpux |
71 | # include <sys/socket.h> |
74 | # include <sys/socket.h> |
72 | #else |
75 | #else |
73 | # error unsupported architecture |
76 | # error unsupported architecture |
74 | #endif |
77 | #endif |
75 | int main(void) |
78 | int main (void) |
76 | { |
79 | { |
77 | int fd = 0; |
80 | int fd = 0; |
78 | off_t offset = 1; |
81 | off_t offset = 1; |
79 | size_t count = 2; |
82 | size_t count = 2; |
80 | ssize_t res; |
83 | ssize_t res; |
81 | #if __linux |
84 | #if __linux |
82 | res = sendfile (fd, fd, offset, count); |
85 | res = sendfile (fd, fd, &offset, count); |
83 | #elif __FreeBSD__ |
86 | #elif __FreeBSD__ |
84 | res = sendfile (fd, fd, offset, count, 0, &offset, 0); |
87 | res = sendfile (fd, fd, offset, count, 0, &offset, 0); |
85 | #elif __hpux |
88 | #elif __hpux |
86 | res = sendfile (fd, fd, offset, count, 0, 0); |
89 | res = sendfile (fd, fd, offset, count, 0, 0); |
87 | #endif |
90 | #endif |
88 | return 0; |
91 | return 0; |
89 | } |
92 | } |
90 | ],ac_cv_sendfile=yes,ac_cv_sendfile=no)]) |
93 | ])],ac_cv_sendfile=yes,ac_cv_sendfile=no)]) |
91 | test $ac_cv_sendfile = yes && AC_DEFINE(HAVE_SENDFILE, 1, sendfile(2) is available and supported) |
94 | test $ac_cv_sendfile = yes && AC_DEFINE(HAVE_SENDFILE, 1, sendfile(2) is available and supported) |
92 | |
95 | |
93 | AC_CACHE_CHECK(for sync_file_range, ac_cv_sync_file_range, [AC_LINK_IFELSE([ |
96 | AC_CACHE_CHECK(for sync_file_range, ac_cv_sync_file_range, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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97 | #include <sys/types.h> |
94 | #include <fcntl.h> |
98 | #include <fcntl.h> |
95 | int main(void) |
99 | int main (void) |
96 | { |
100 | { |
97 | int fd = 0; |
101 | int fd = 0; |
98 | off64_t offset = 1; |
102 | off64_t offset = 1; |
99 | off64_t nbytes = 1; |
103 | off64_t nbytes = 1; |
100 | unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE|SYNC_FILE_RANGE_WAIT_AFTER; |
104 | unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE|SYNC_FILE_RANGE_WAIT_AFTER; |
101 | ssize_t res; |
105 | ssize_t res; |
102 | res = sync_file_range (fd, offset, nbytes, flags); |
106 | res = sync_file_range (fd, offset, nbytes, flags); |
103 | return 0; |
107 | return 0; |
104 | } |
108 | } |
105 | ],ac_cv_sync_file_range=yes,ac_cv_sync_file_range=no)]) |
109 | ])],ac_cv_sync_file_range=yes,ac_cv_sync_file_range=no)]) |
106 | test $ac_cv_sync_file_range = yes && AC_DEFINE(HAVE_SYNC_FILE_RANGE, 1, sync_file_range(2) is available) |
110 | test $ac_cv_sync_file_range = yes && AC_DEFINE(HAVE_SYNC_FILE_RANGE, 1, sync_file_range(2) is available) |
107 | |
111 | |
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112 | AC_CACHE_CHECK(for fallocate, ac_cv_linux_fallocate, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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113 | #include <fcntl.h> |
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114 | int main (void) |
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115 | { |
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116 | int fd = 0; |
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117 | int mode = 0; |
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118 | off_t offset = 1; |
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119 | off_t len = 1; |
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120 | int res; |
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121 | res = fallocate (fd, mode, offset, len); |
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122 | return 0; |
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123 | } |
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124 | ])],ac_cv_linux_fallocate=yes,ac_cv_linux_fallocate=no)]) |
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125 | test $ac_cv_linux_fallocate = yes && AC_DEFINE(HAVE_LINUX_FALLOCATE, 1, fallocate(2) is available) |
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126 | |
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127 | AC_CACHE_CHECK(for sys_syncfs, ac_cv_sys_syncfs, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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128 | #include <unistd.h> |
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129 | #include <sys/syscall.h> |
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130 | int main (void) |
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131 | { |
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132 | int res = syscall (__NR_syncfs, (int)0); |
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133 | } |
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134 | ])],ac_cv_sys_syncfs=yes,ac_cv_sys_syncfs=no)]) |
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135 | test $ac_cv_sys_syncfs = yes && AC_DEFINE(HAVE_SYS_SYNCFS, 1, syscall(__NR_syncfs) is available) |
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136 | |
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137 | AC_CACHE_CHECK(for prctl_set_name, ac_cv_prctl_set_name, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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138 | #include <sys/prctl.h> |
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139 | int main (void) |
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140 | { |
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141 | char *name = "test123"; |
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142 | int res = prctl (PR_SET_NAME, (unsigned long)name, 0, 0, 0); |
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143 | } |
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144 | ])],ac_cv_prctl_set_name=yes,ac_cv_prctl_set_name=no)]) |
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145 | test $ac_cv_prctl_set_name = yes && AC_DEFINE(HAVE_PRCTL_SET_NAME, 1, prctl(PR_SET_NAME) is available) |
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146 | |
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147 | AC_CACHE_CHECK(for posix_close, ac_cv_posix_close, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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148 | #include <unistd.h> |
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149 | int res; |
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150 | int main (void) |
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151 | { |
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152 | res = posix_close (0, 0); /* we do not need any flags */ |
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153 | return 0; |
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154 | } |
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155 | ]])],ac_cv_posix_close=yes,ac_cv_posix_close=no)]) |
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156 | test $ac_cv_posix_close = yes && AC_DEFINE(HAVE_POSIX_CLOSE, 1, posix_close(2) is available) |
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157 | |
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158 | AC_CACHE_CHECK(for renameat2, ac_cv_renameat2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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159 | #include <unistd.h> |
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160 | #include <sys/syscall.h> |
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161 | #include <linux/fs.h> |
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162 | int res; |
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163 | int main (void) |
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164 | { |
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165 | res = syscall (SYS_renameat2, 0, 0, 0, 0, RENAME_EXCHANGE | RENAME_NOREPLACE); |
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166 | return 0; |
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167 | } |
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168 | ]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)]) |
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169 | test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available) |
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170 | |