Mercurial > hg > nginx
annotate auto/os/conf @ 6371:33c4d319f08f
Resolver: improved PTR response processing.
The previous code only parsed the first answer, without checking its
type, and required a compressed RR name.
The new code checks the RR type, supports responses with multiple
answers, and doesn't require the RR name to be compressed.
This has a side effect in limited support of CNAME. If a response
includes both CNAME and PTR RRs, like when recursion is enabled on
the server, PTR RR is handled.
Full CNAME support in PTR response is not implemented in this change.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Thu, 17 Dec 2015 17:21:16 +0300 |
parents | a88e309f839b |
children | 639e48c382a6 |
rev | line source |
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1 |
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2 # Copyright (C) Igor Sysoev |
4412 | 3 # Copyright (C) Nginx, Inc. |
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563 | 6 echo "checking for $NGX_SYSTEM specific features" |
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493 | 8 case "$NGX_PLATFORM" in |
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10 FreeBSD:*) |
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11 . auto/os/freebsd |
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12 ;; |
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14 Linux:*) |
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15 . auto/os/linux |
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16 ;; |
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18 SunOS:*) |
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19 . auto/os/solaris |
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20 ;; |
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22 Darwin:*) |
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23 . auto/os/darwin |
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24 ;; |
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25 |
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26 win32) |
455 | 27 . auto/os/win32 |
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28 ;; |
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29 |
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30 DragonFly:*) |
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31 have=NGX_FREEBSD . auto/have_headers |
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32 CORE_INCS="$UNIX_INCS" |
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33 CORE_DEPS="$UNIX_DEPS $FREEBSD_DEPS" |
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34 CORE_SRCS="$UNIX_SRCS $FREEBSD_SRCS" |
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35 |
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36 echo " + sendfile() found" |
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37 have=NGX_HAVE_SENDFILE . auto/have |
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38 CORE_SRCS="$CORE_SRCS $FREEBSD_SENDFILE_SRCS" |
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39 |
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40 ngx_spacer=' |
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41 ' |
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42 ;; |
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43 |
515 | 44 HP-UX:*) |
45 # HP/UX | |
46 have=NGX_HPUX . auto/have_headers | |
47 CORE_INCS="$UNIX_INCS" | |
48 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" | |
49 CORE_SRCS="$UNIX_SRCS" | |
50 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1" | |
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51 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_HPUX_ALT_XOPEN_SOCKET_API" |
515 | 52 ;; |
53 | |
54 OSF1:*) | |
517 | 55 # Tru64 UNIX |
515 | 56 have=NGX_TRU64 . auto/have_headers |
517 | 57 have=NGX_HAVE_STRERROR_R . auto/nohave |
515 | 58 CORE_INCS="$UNIX_INCS" |
59 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" | |
60 CORE_SRCS="$UNIX_SRCS" | |
61 ;; | |
62 | |
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63 GNU:*) |
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64 # GNU Hurd |
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65 have=NGX_GNU_HURD . auto/have_headers |
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66 CORE_INCS="$UNIX_INCS" |
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67 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" |
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68 CORE_SRCS="$UNIX_SRCS" |
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69 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64" |
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70 ;; |
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71 |
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72 *) |
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73 CORE_INCS="$UNIX_INCS" |
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74 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" |
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75 CORE_SRCS="$UNIX_SRCS" |
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76 ;; |
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77 |
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78 esac |
455 | 79 |
80 | |
493 | 81 case "$NGX_MACHINE" in |
479 | 82 |
589 | 83 i386 | i686 | i86pc) |
509 | 84 have=NGX_HAVE_NONALIGNED . auto/have |
589 | 85 NGX_MACH_CACHE_LINE=32 |
86 ;; | |
87 | |
593 | 88 amd64 | x86_64) |
589 | 89 have=NGX_HAVE_NONALIGNED . auto/have |
90 NGX_MACH_CACHE_LINE=64 | |
509 | 91 ;; |
479 | 92 |
745 | 93 sun4u | sun4v | sparc | sparc64) |
581 | 94 have=NGX_ALIGNMENT value=16 . auto/define |
589 | 95 # TODO |
96 NGX_MACH_CACHE_LINE=64 | |
97 ;; | |
98 | |
99 ia64 ) | |
100 have=NGX_ALIGNMENT value=16 . auto/define | |
101 # TODO | |
102 NGX_MACH_CACHE_LINE=64 | |
103 ;; | |
104 | |
105 *) | |
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106 have=NGX_ALIGNMENT value=16 . auto/define |
589 | 107 NGX_MACH_CACHE_LINE=32 |
581 | 108 ;; |
109 | |
479 | 110 esac |
589 | 111 |
112 if test -z "$NGX_CPU_CACHE_LINE"; then | |
113 NGX_CPU_CACHE_LINE=$NGX_MACH_CACHE_LINE | |
114 fi | |
115 | |
116 have=NGX_CPU_CACHE_LINE value=$NGX_CPU_CACHE_LINE . auto/define |