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| 143 | test $ac_cv_prctl_set_name = yes && AC_DEFINE(HAVE_PRCTL_SET_NAME, 1, prctl(PR_SET_NAME) is available) |
143 | test $ac_cv_prctl_set_name = yes && AC_DEFINE(HAVE_PRCTL_SET_NAME, 1, prctl(PR_SET_NAME) is available) |
| 144 | |
144 | |
| 145 | dnl ############################################################################# |
145 | dnl ############################################################################# |
| 146 | dnl # these checks exist for the benefit of IO::AIO |
146 | dnl # these checks exist for the benefit of IO::AIO |
| 147 | |
147 | |
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148 | AC_CACHE_CHECK(for set/getrlimit, ac_cv_rlimits, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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149 | #include <sys/time.h> |
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150 | #include <sys/resource.h> |
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151 | int res; |
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152 | int main (void) |
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153 | { |
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154 | struct rlimit srl; |
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155 | srl.rlim_cur = srl.rlim_max = RLIM_INFINITY; |
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156 | res = getrlimit (RLIMIT_NOFILE, &srl); |
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157 | res = setrlimit (RLIMIT_NOFILE, &srl); |
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158 | return 0; |
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159 | } |
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160 | ]])],ac_cv_rlimits=yes,ac_cv_rlimits=no)]) |
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161 | test $ac_cv_rlimits = yes && AC_DEFINE(HAVE_RLIMITS, 1, setrlimit/getrlimit is available) |
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162 | |
| 148 | dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required |
163 | dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required |
| 149 | dnl functionality actually being present. ugh. |
164 | dnl functionality actually being present. ugh. |
| 150 | AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
165 | AC_CACHE_CHECK(for posix_madvise, ac_cv_posix_madvise, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
| 151 | #include <sys/mman.h> |
166 | #include <sys/mman.h> |
| 152 | int main (void) |
167 | int main (void) |
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… | |
| 216 | return 0; |
231 | return 0; |
| 217 | } |
232 | } |
| 218 | ]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)]) |
233 | ]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)]) |
| 219 | test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available) |
234 | test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available) |
| 220 | |
235 | |
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236 | AC_CACHE_CHECK(for copy_file_range, ac_cv_copy_file_range, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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237 | #include <unistd.h> |
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238 | #include <sys/syscall.h> |
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239 | /*#include <linux/copy.h>*/ |
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240 | int res; |
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241 | int main (void) |
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242 | { |
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243 | /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/ |
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244 | res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0); |
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245 | return 0; |
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246 | } |
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247 | ]])],ac_cv_copy_file_range=yes,ac_cv_copy_file_range=no)]) |
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248 | test $ac_cv_copy_file_range = yes && AC_DEFINE(HAVE_COPY_FILE_RANGE, 1, copy_file_range(2) is available) |
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249 | |
