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| 68 | AC_CHECK_HEADERS([sys/mkdev.h]) |
68 | AC_CHECK_HEADERS([sys/mkdev.h]) |
| 69 | |
69 | |
| 70 | dnl readv / preadv, vmsplice |
70 | dnl readv / preadv, vmsplice |
| 71 | AC_CHECK_HEADERS([sys/uio.h]) |
71 | AC_CHECK_HEADERS([sys/uio.h]) |
| 72 | |
72 | |
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73 | AC_CACHE_CHECK([for siginfo_t], ac_cv_siginfo_t, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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74 | #include <signal.h> |
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75 | int main (void) |
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76 | { |
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77 | siginfo_t si; |
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78 | si.si_code; |
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79 | si.si_pid; |
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80 | si.si_uid; |
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81 | si.si_value.sival_int; |
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82 | si.si_value.sival_ptr; |
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83 | return 0; |
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84 | } |
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85 | ])],ac_cv_siginfo_t=yes,ac_cv_siginfo_t=no)]) |
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86 | test $ac_cv_siginfo_t = yes && AC_DEFINE(HAVE_SIGINFO_T, 1, have siginfo_t in signal.h) |
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87 | |
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88 | AC_CACHE_CHECK([for unix-style syscall interface], ac_cv_syscall, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
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89 | #include <unistd.h> |
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90 | #include <sys/syscall.h> |
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91 | int main (void) |
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92 | { |
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93 | long res = syscall (SYS_exit, 0); |
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94 | return 0; |
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95 | } |
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96 | ])],ac_cv_syscall=yes,ac_cv_syscall=no)]) |
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97 | test $ac_cv_syscall = yes && AC_DEFINE(HAVE_SYSCALL, 1, unix syscall interface) |
| 73 | |
98 | |
| 74 | AC_CACHE_CHECK([for splice, vmsplice and tee], ac_cv_linux_splice, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
99 | AC_CACHE_CHECK([for splice, vmsplice and tee], ac_cv_linux_splice, [AC_LINK_IFELSE([AC_LANG_SOURCE([ |
| 75 | #include <sys/types.h> |
100 | #include <sys/types.h> |
| 76 | #include <fcntl.h> |
101 | #include <fcntl.h> |
| 77 | #include <sys/uio.h> |
102 | #include <sys/uio.h> |
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| 232 | return 0; |
257 | return 0; |
| 233 | } |
258 | } |
| 234 | ]])],ac_cv_statx=yes,ac_cv_statx=no)]) |
259 | ]])],ac_cv_statx=yes,ac_cv_statx=no)]) |
| 235 | test $ac_cv_statx = yes && AC_DEFINE(HAVE_STATX, 1, statx(2) is available) |
260 | test $ac_cv_statx = yes && AC_DEFINE(HAVE_STATX, 1, statx(2) is available) |
| 236 | |
261 | |
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262 | AC_CACHE_CHECK(for accept4, ac_cv_accept4, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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263 | #include <sys/types.h> |
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264 | #include <sys/socket.h> |
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265 | int main (void) |
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266 | { |
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267 | int res; |
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268 | res = accept4 (1, (struct sockaddr *)0, (socklen_t)0, SOCK_NONBLOCK | SOCK_CLOEXEC); |
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269 | return 0; |
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270 | } |
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271 | ]])],ac_cv_accept4=yes,ac_cv_accept4=no)]) |
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272 | test $ac_cv_accept4 = yes && AC_DEFINE(HAVE_ACCEPT4, 1, accept4(2) is available) |
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273 | |
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274 | AC_CHECK_HEADERS([sys/mount.h]) |
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275 | AC_CACHE_CHECK(for mount/umount, ac_cv_mount, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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276 | #include <sys/mount.h> |
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277 | int main (void) |
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278 | { |
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279 | int res; |
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280 | res = mount ("path", "path", "fstype", MS_RDONLY, 0); |
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281 | res = umount ("path"); |
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282 | return 0; |
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283 | } |
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284 | ]])],ac_cv_mount=yes,ac_cv_mount=no)]) |
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285 | test $ac_cv_mount = yes && AC_DEFINE(HAVE_MOUNT, 1, mount/umount are available) |
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286 | AC_CACHE_CHECK(for umount2, ac_cv_umount2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ |
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287 | #include <sys/mount.h> |
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288 | int main (void) |
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289 | { |
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290 | int res; |
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291 | res = umount2 ("path", MNT_FORCE|MNT_DETACH); |
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292 | return 0; |
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293 | } |
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294 | ]])],ac_cv_umount2=yes,ac_cv_umount2=no)]) |
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295 | test $ac_cv_umount2 = yes && AC_DEFINE(HAVE_UMOUNT2, 1, umount2 is available) |
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296 | |
| 237 | AC_OUTPUT |
297 | AC_OUTPUT |
| 238 | |
298 | |
