Mercurial > hg > nginx
annotate src/os/unix/ngx_freebsd_init.c @ 91:637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 19 May 2003 16:39:14 +0000 |
parents | 674d333f4296 |
children | 738fe44c70d5 |
rev | line source |
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2 #include <ngx_freebsd_init.h> |
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5 char ngx_freebsd_kern_ostype[20]; |
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6 char ngx_freebsd_kern_osrelease[20]; |
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7 int ngx_freebsd_kern_osreldate; |
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8 int ngx_freebsd_hw_ncpu; |
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9 int ngx_freebsd_net_inet_tcp_sendspace; |
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10 int ngx_freebsd_sendfile_nbytes_bug; |
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13 ngx_os_io_t ngx_os_io = { |
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14 ngx_unix_recv, |
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15 NULL, |
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16 NULL, |
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17 ngx_freebsd_write_chain |
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18 }; |
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19 |
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21 int ngx_os_init(ngx_log_t *log) |
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22 { |
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23 size_t size; |
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24 |
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25 size = 20; |
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26 if (sysctlbyname("kern.ostype", |
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27 ngx_freebsd_kern_ostype, &size, NULL, 0) == -1) { |
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28 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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29 "sysctlbyname(kern.ostype) failed"); |
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30 return NGX_ERROR; |
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31 } |
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32 |
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33 size = 20; |
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34 if (sysctlbyname("kern.osrelease", |
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35 ngx_freebsd_kern_osrelease, &size, NULL, 0) == -1) { |
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36 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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37 "sysctlbyname(kern.osrelease) failed"); |
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38 return NGX_ERROR; |
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39 } |
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40 |
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41 ngx_log_error(NGX_LOG_INFO, log, 0, "OS: %s %s", |
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42 ngx_freebsd_kern_ostype, ngx_freebsd_kern_osrelease); |
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43 |
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45 size = 4; |
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46 if (sysctlbyname("kern.osreldate", |
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47 &ngx_freebsd_kern_osreldate, &size, NULL, 0) == -1) { |
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48 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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49 "sysctlbyname(kern.osreldate) failed"); |
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50 return NGX_ERROR; |
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51 } |
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52 |
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53 ngx_log_error(NGX_LOG_INFO, log, 0, |
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54 "kern.osreldate: %d, built on %d", |
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55 ngx_freebsd_kern_osreldate, __FreeBSD_version); |
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56 |
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57 |
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58 #if HAVE_FREEBSD_SENDFILE |
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59 |
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60 /* The determination of the sendfile() nbytes bug is complex enough. |
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61 There're two sendfile() syscalls: a new 393 has no bug while |
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62 an old 336 has the bug in some versions and has not in others. |
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63 libc_r wrapper also emulates the bug in some versions. |
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64 There's no way to say exactly if a given FreeBSD version has bug. |
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65 Here is the algorithm that work at least for RELEASEs |
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66 and for syscalls only (not libc_r wrapper). */ |
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67 |
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68 /* detect was the new sendfile() version available at the compile time |
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69 to allow an old binary to run correctly on an updated FreeBSD system. */ |
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70 |
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71 #if (__FreeBSD__ == 4 && __FreeBSD_version >= 460102) \ |
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72 || __FreeBSD_version == 460002 || __FreeBSD_version >= 500039 |
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73 |
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74 /* a new syscall without the bug */ |
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75 ngx_freebsd_sendfile_nbytes_bug = 0; |
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76 |
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77 #else |
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78 |
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79 /* an old syscall that can have the bug */ |
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80 ngx_freebsd_sendfile_nbytes_bug = 1; |
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81 |
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82 #endif |
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83 |
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84 #endif /* HAVE_FREEBSD_SENDFILE */ |
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85 |
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86 |
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87 size = 4; |
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88 if (sysctlbyname("hw.ncpu", &ngx_freebsd_hw_ncpu, &size, NULL, 0) == -1) { |
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89 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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90 "sysctlbyname(hw.ncpu) failed"); |
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91 return NGX_ERROR; |
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92 } |
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93 |
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94 ngx_log_error(NGX_LOG_INFO, log, 0, "hw.ncpu: %d", ngx_freebsd_hw_ncpu); |
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95 |
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96 |
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97 size = 4; |
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98 if (sysctlbyname("net.inet.tcp.sendspace", |
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99 &ngx_freebsd_net_inet_tcp_sendspace, |
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100 &size, NULL, 0) == -1) |
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101 { |
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102 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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103 "sysctlbyname(net.inet.tcp.sendspace) failed"); |
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104 return NGX_ERROR; |
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105 } |
674d333f4296
nginx-0.0.1-2003-05-14-21:13:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
86
diff
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106 |
674d333f4296
nginx-0.0.1-2003-05-14-21:13:13 import
Igor Sysoev <igor@sysoev.ru>
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107 ngx_log_error(NGX_LOG_INFO, log, 0, "net.inet.tcp.sendspace: %d", |
674d333f4296
nginx-0.0.1-2003-05-14-21:13:13 import
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108 ngx_freebsd_net_inet_tcp_sendspace); |
86
3973260705cc
nginx-0.0.1-2003-05-12-19:52:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
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109 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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88
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110 return ngx_unix_init(log); |
86
3973260705cc
nginx-0.0.1-2003-05-12-19:52:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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111 } |