concatenate auto/os/features and auto/unix
diff --git a/auto/unix b/auto/unix
index 502c27e..190d4a4 100755
--- a/auto/unix
+++ b/auto/unix
@@ -2,6 +2,367 @@
# Copyright (C) Igor Sysoev
+NGX_USER=${NGX_USER:-nobody}
+
+if [ -z "$NGX_GROUP" ]; then
+ if [ $NGX_USER = nobody ]; then
+ if grep nobody /etc/group 2>&1 >/dev/null; then
+ echo "checking for nobody group ... found"
+ NGX_GROUP=nobody
+ else
+ echo "checking for nobody group ... not found"
+
+ if grep nogroup /etc/group 2>&1 >/dev/null; then
+ echo "checking for nogroup group ... found"
+ NGX_GROUP=nogroup
+ else
+ echo "checking for nogroup group ... not found"
+ NGX_GROUP=nobody
+ fi
+ fi
+ else
+ NGX_GROUP=$NGX_USER
+ fi
+fi
+
+
+ngx_feature="poll()"
+ngx_feature_name=
+ngx_feature_run=no
+ngx_feature_incs="#include <poll.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="int n, dp; struct pollfd pl;
+ dp = 0;
+ pl.fd = 0;
+ pl.events = 0;
+ pl.revents = 0;
+ n = poll(&pl, 1, 0)"
+. auto/feature
+
+if [ $ngx_found = no ]; then
+ EVENT_POLL=NONE
+fi
+
+
+ngx_feature="/dev/poll"
+ngx_feature_name="NGX_HAVE_DEVPOLL"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/devpoll.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="int n, dp; struct dvpoll dvp;
+ dp = 0;
+ dvp.dp_fds = NULL;
+ dvp.dp_nfds = 0;
+ dvp.dp_timeout = 0;
+ n = ioctl(dp, DP_POLL, &dvp)"
+. auto/feature
+
+if [ $ngx_found = yes ]; then
+ CORE_SRCS="$CORE_SRCS $DEVPOLL_SRCS"
+ EVENT_MODULES="$EVENT_MODULES $DEVPOLL_MODULE"
+ EVENT_FOUND=YES
+fi
+
+
+if test -z "$NGX_KQUEUE_CHECKED"; then
+ ngx_feature="kqueue"
+ ngx_feature_name="NGX_HAVE_KQUEUE"
+ ngx_feature_run=no
+ ngx_feature_incs="#include <sys/event.h>"
+ ngx_feature_path=
+ ngx_feature_libs=
+ ngx_feature_test="int kq; kq = kqueue()"
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+
+ have=NGX_HAVE_CLEAR_EVENT . auto/have
+ EVENT_MODULES="$EVENT_MODULES $KQUEUE_MODULE"
+ CORE_SRCS="$CORE_SRCS $KQUEUE_SRCS"
+ EVENT_FOUND=YES
+
+ ngx_feature="kqueue's NOTE_LOWAT"
+ ngx_feature_name="NGX_HAVE_LOWAT_EVENT"
+ ngx_feature_run=no
+ ngx_feature_incs="#include <sys/event.h>"
+ ngx_feature_path=
+ ngx_feature_libs=
+ ngx_feature_test="struct kevent kev;
+ kev.fflags = NOTE_LOWAT;"
+ . auto/feature
+
+
+ ngx_feature="kqueue's EVFILT_TIMER"
+ ngx_feature_name="NGX_HAVE_TIMER_EVENT"
+ ngx_feature_run=yes
+ ngx_feature_incs="#include <sys/event.h>
+ #include <sys/time.h>"
+ ngx_feature_path=
+ ngx_feature_libs=
+ ngx_feature_test="int kq;
+ struct kevent kev;
+ struct timespec ts;
+
+ if ((kq = kqueue()) == -1) return 1;
+
+ kev.ident = 0;
+ kev.filter = EVFILT_TIMER;
+ kev.flags = EV_ADD|EV_ENABLE;
+ kev.fflags = 0;
+ kev.data = 1000;
+ kev.udata = 0;
+
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+
+ if (kevent(kq, &kev, 1, &kev, 1, &ts) == -1) return 1;
+
+ if (kev.flags & EV_ERROR) return 1;"
+
+ . auto/feature
+ fi
+fi
+
+
+if [ "$NGX_SYSTEM" = "NetBSD" ]; then
+
+ # NetBSD 2.0 incompatibly defines kevent.udata as "intptr_t"
+
+ cat << END >> $NGX_AUTO_CONFIG_H
+
+#define NGX_KQUEUE_UDATA_T
+
+END
+
+else
+ cat << END >> $NGX_AUTO_CONFIG_H
+
+#define NGX_KQUEUE_UDATA_T (void *)
+
+END
+
+fi
+
+
+ngx_feature="crypt()"
+ngx_feature_name=
+ngx_feature_run=no
+ngx_feature_incs=
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="crypt(\"test\", \"salt\");"
+. auto/feature
+
+
+if [ $ngx_found = no ]; then
+
+ ngx_feature="crypt() in libcrypt"
+ ngx_feature_name=
+ ngx_feature_run=no
+ ngx_feature_incs=
+ ngx_feature_path=
+ ngx_feature_libs=-lcrypt
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+ CRYPT_LIB="-lcrypt"
+ fi
+fi
+
+
+ngx_feature="F_READAHEAD"
+ngx_feature_name="NGX_HAVE_F_READAHEAD"
+ngx_feature_run=no
+ngx_feature_incs="#include <fcntl.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="fcntl(0, F_READAHEAD, 1);"
+. auto/feature
+
+
+ngx_feature="posix_fadvise()"
+ngx_feature_name="NGX_HAVE_POSIX_FADVISE"
+ngx_feature_run=no
+ngx_feature_incs="#include <fcntl.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="posix_fadvise(0, 0, 0, POSIX_FADV_SEQUENTIAL);"
+. auto/feature
+
+
+ngx_feature="O_DIRECT"
+ngx_feature_name="NGX_HAVE_O_DIRECT"
+ngx_feature_run=no
+ngx_feature_incs="#include <fcntl.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="fcntl(0, F_SETFL, O_DIRECT);"
+. auto/feature
+
+
+if [ $ngx_found = yes -a "$NGX_SYSTEM" = "Linux" ]; then
+ have=NGX_HAVE_ALIGNED_DIRECTIO . auto/have
+fi
+
+ngx_feature="F_NOCACHE"
+ngx_feature_name="NGX_HAVE_F_NOCACHE"
+ngx_feature_run=no
+ngx_feature_incs="#include <fcntl.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="fcntl(0, F_NOCACHE, 1);"
+. auto/feature
+
+
+ngx_feature="directio()"
+ngx_feature_name="NGX_HAVE_DIRECTIO"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/types.h>
+ #include <sys/fcntl.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="directio(0, DIRECTIO_ON);"
+. auto/feature
+
+
+ngx_feature="statfs()"
+ngx_feature_name="NGX_HAVE_STATFS"
+ngx_feature_run=no
+ngx_feature_incs="$NGX_INCLUDE_SYS_PARAM_H
+ $NGX_INCLUDE_SYS_MOUNT_H
+ $NGX_INCLUDE_SYS_VFS_H"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="struct statfs fs;
+ statfs(NULL, &fs);"
+. auto/feature
+
+
+ngx_feature="statvfs()"
+ngx_feature_name="NGX_HAVE_STATVFS"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/types.h>
+ #include <sys/statvfs.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="struct statvfs fs;
+ statvfs(NULL, &fs);"
+. auto/feature
+
+
+ngx_feature="dlopen()"
+ngx_feature_name=
+ngx_feature_run=no
+ngx_feature_incs="#include <dlfcn.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="dlopen(NULL, 0)"
+. auto/feature
+
+
+if [ $ngx_found != yes ]; then
+
+ ngx_feature="dlopen() in libdl"
+ ngx_feature_libs="-ldl"
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+ NGX_LIBDL="-ldl"
+ fi
+fi
+
+
+ngx_feature="sched_yield()"
+ngx_feature_name="NGX_HAVE_SCHED_YIELD"
+ngx_feature_run=no
+ngx_feature_incs="#include <sched.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="sched_yield()"
+. auto/feature
+
+
+if [ $ngx_found != yes ]; then
+
+ ngx_feature="sched_yield() in librt"
+ ngx_feature_libs="-lrt"
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+ CORE_LIBS="$CORE_LIBS -lrt"
+ fi
+fi
+
+ngx_feature="SO_SETFIB"
+ngx_feature_name="NGX_HAVE_SETFIB"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/socket.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="setsockopt(0, SOL_SOCKET, SO_SETFIB, NULL, 4)"
+. auto/feature
+
+
+ngx_feature="accept4()"
+ngx_feature_name="NGX_HAVE_ACCEPT4"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/socket.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="accept4(0, NULL, NULL, SOCK_NONBLOCK)"
+. auto/feature
+
+if [ $NGX_FILE_AIO = YES ]; then
+
+ ngx_feature="kqueue AIO support"
+ ngx_feature_name="NGX_HAVE_FILE_AIO"
+ ngx_feature_run=no
+ ngx_feature_incs="#include <aio.h>"
+ ngx_feature_path=
+ ngx_feature_libs=
+ ngx_feature_test="int n; struct aiocb iocb;
+ iocb.aio_sigevent.sigev_notify = SIGEV_KEVENT;
+ n = aio_read(&iocb)"
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+ CORE_SRCS="$CORE_SRCS $FILE_AIO_SRCS"
+
+ elif [ $ngx_found = no ]; then
+
+ ngx_feature="Linux AIO support"
+ ngx_feature_name="NGX_HAVE_FILE_AIO"
+ ngx_feature_run=no
+ ngx_feature_incs="#include <linux/aio_abi.h>
+ #include <sys/syscall.h>"
+ ngx_feature_path=
+ ngx_feature_libs=
+ ngx_feature_test="int n = SYS_eventfd;
+ struct iocb iocb;
+ iocb.aio_lio_opcode = IOCB_CMD_PREAD;
+ iocb.aio_flags = IOCB_FLAG_RESFD;
+ iocb.aio_resfd = -1;"
+ . auto/feature
+
+ if [ $ngx_found = yes ]; then
+ have=NGX_HAVE_EVENTFD . auto/have
+ CORE_SRCS="$CORE_SRCS $LINUX_AIO_SRCS"
+
+ else
+ cat << END
+
+$0: no supported file AIO was found
+Currently file AIO is supported on FreeBSD 4.3+ and Linux 2.6.22+ only
+
+END
+ exit 1
+ fi
+ fi
+fi
+
+
have=NGX_HAVE_UNIX_DOMAIN . auto/have
ngx_feature_libs=
