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annotate auto/os/darwin @ 4569:1db899642518

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Upstream: reject upstreams without normal servers. Such upstreams cause CPU hog later in the code as number of peers isn't expected to be 0. Currently this may happen either if there are only backup servers defined in an upstream block, or if server with ipv6 address used in an upstream block.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 02 Apr 2012 21:29:35 +0000
parents d620f497c50f
children 09d7faaef16f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 # Copyright (C) Igor Sysoev
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d620f497c50f Copyright updated.
Maxim Konovalov <maxim@nginx.com>
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3 # Copyright (C) Nginx, Inc.
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5
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6 have=NGX_DARWIN . auto/have_headers
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7
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8 CORE_INCS="$UNIX_INCS"
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9 CORE_DEPS="$UNIX_DEPS $DARWIN_DEPS"
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10 CORE_SRCS="$UNIX_SRCS $DARWIN_SRCS"
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11
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14 ngx_spacer='
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15 '
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16
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17 # kqueue
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18
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19 echo " + kqueue found"
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20 have=NGX_HAVE_KQUEUE . auto/have
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21 have=NGX_HAVE_CLEAR_EVENT . auto/have
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22 EVENT_MODULES="$EVENT_MODULES $KQUEUE_MODULE"
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23 CORE_SRCS="$CORE_SRCS $KQUEUE_SRCS"
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24 EVENT_FOUND=YES
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25 NGX_KQUEUE_CHECKED=YES
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26
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27 ngx_feature="kqueue's EVFILT_TIMER"
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28 ngx_feature_name="NGX_HAVE_TIMER_EVENT"
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29 ngx_feature_run=yes
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30 ngx_feature_incs="#include <sys/event.h>
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31 #include <sys/time.h>"
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32 ngx_feature_path=
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33 ngx_feature_libs=
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34 ngx_feature_test="int kq;
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35 struct kevent kev;
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36 struct timespec ts;
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37
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38 if ((kq = kqueue()) == -1) return 1;
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39
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40 kev.ident = 0;
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41 kev.filter = EVFILT_TIMER;
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42 kev.flags = EV_ADD|EV_ENABLE;
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43 kev.fflags = 0;
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44 kev.data = 1000;
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45 kev.udata = 0;
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46
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47 ts.tv_sec = 0;
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48 ts.tv_nsec = 0;
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49
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50 if (kevent(kq, &kev, 1, &kev, 1, &ts) == -1) return 1;
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51
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52 if (kev.flags & EV_ERROR) return 1;"
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53
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54 . auto/feature
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55
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56
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57 ngx_feature="Darwin 64-bit kqueue millisecond timeout bug"
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58 ngx_feature_name=NGX_DARWIN_KEVENT_BUG
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59 ngx_feature_run=bug
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60 ngx_feature_incs="#include <sys/event.h>
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61 #include <sys/time.h>"
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62 ngx_feature_path=
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63 ngx_feature_libs=
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64 ngx_feature_test="int kq;
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65 struct kevent kev;
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66 struct timespec ts;
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67 struct timeval tv, tv0;
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68
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69 kq = kqueue();
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70
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71 ts.tv_sec = 0;
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72 ts.tv_nsec = 999000000;
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73
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74 gettimeofday(&tv, 0);
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75 kevent(kq, NULL, 0, &kev, 1, &ts);
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76 gettimeofday(&tv0, 0);
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77 timersub(&tv0, &tv, &tv);
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78
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79 if (tv.tv_sec * 1000000 + tv.tv_usec < 900000) return 1;"
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80
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81 . auto/feature
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82
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83
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84 # sendfile()
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85
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86 CC_AUX_FLAGS="$CC_AUX_FLAGS"
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87 ngx_feature="sendfile()"
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88 ngx_feature_name="NGX_HAVE_SENDFILE"
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89 ngx_feature_run=yes
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90 ngx_feature_incs="#include <sys/types.h>
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91 #include <sys/socket.h>
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92 #include <sys/uio.h>
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93 #include <sys/errno.h>"
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94 ngx_feature_path=
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95 ngx_feature_libs=
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96 ngx_feature_test="int s = 0, fd = 1;
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97 off_t n; off_t off = 0;
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98 n = sendfile(s, fd, off, &n, NULL, 0);
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99 if (n == -1 && errno == ENOSYS) return 1"
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100 . auto/feature
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101
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102 if [ $ngx_found = yes ]; then
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103 have=NGX_HAVE_SENDFILE . auto/have
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104 CORE_SRCS="$CORE_SRCS $DARWIN_SENDFILE_SRCS"
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105 fi
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106
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107
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108 ngx_feature="atomic(3)"
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109 ngx_feature_name=NGX_DARWIN_ATOMIC
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110 ngx_feature_run=no
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111 ngx_feature_incs="#include <libkern/OSAtomic.h>"
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112 ngx_feature_path=
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113 ngx_feature_libs=
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114 ngx_feature_test="int32_t lock, n;
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115 n = OSAtomicCompareAndSwap32Barrier(0, 1, lock)"
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116 . auto/feature