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comparison src/os/unix/ngx_freebsd_init.c @ 99:a059e1aa65d4

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nginx-0.0.1-2003-06-02-19:24:30 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 02 Jun 2003 15:24:30 +0000
parents 70d2345a903f
children 2e069b6e6920
comparison
equal deleted inserted replaced
98:c9b243802a17 99:a059e1aa65d4
7 char ngx_freebsd_kern_osrelease[20]; 7 char ngx_freebsd_kern_osrelease[20];
8 int ngx_freebsd_kern_osreldate; 8 int ngx_freebsd_kern_osreldate;
9 int ngx_freebsd_hw_ncpu; 9 int ngx_freebsd_hw_ncpu;
10 int ngx_freebsd_net_inet_tcp_sendspace; 10 int ngx_freebsd_net_inet_tcp_sendspace;
11 int ngx_freebsd_sendfile_nbytes_bug; 11 int ngx_freebsd_sendfile_nbytes_bug;
12 int ngx_freebsd_tcp_nopush_flush;
12 13
13 /* FreeBSD 5.0 */ 14 /* FreeBSD 5.0 */
14 int ngx_freebsd_kern_ipc_zero_copy_send; 15 int ngx_freebsd_kern_ipc_zero_copy_send;
15 16
16 17
37 38
38 {"net.inet.tcp.sendspace", 39 {"net.inet.tcp.sendspace",
39 &ngx_freebsd_net_inet_tcp_sendspace, 40 &ngx_freebsd_net_inet_tcp_sendspace,
40 sizeof(int)}, 41 sizeof(int)},
41 42
43 /* FreeBSD 5.0 */
44
42 {"kern.ipc.zero_copy.send", 45 {"kern.ipc.zero_copy.send",
43 &ngx_freebsd_kern_ipc_zero_copy_send, 46 &ngx_freebsd_kern_ipc_zero_copy_send,
44 sizeof(int)}, 47 sizeof(int)},
45 48
46 {NULL, NULL, 0} 49 {NULL, NULL, 0}
47 }; 50 };
48 51
49 52
50 int ngx_os_init(ngx_log_t *log) 53 int ngx_os_init(ngx_log_t *log)
51 { 54 {
52 int i; 55 int i, version;
53 size_t size; 56 size_t size;
54 ngx_err_t err; 57 ngx_err_t err;
55 58
56 size = 20; 59 size = 20;
57 if (sysctlbyname("kern.ostype", 60 if (sysctlbyname("kern.ostype",
79 ngx_log_error(NGX_LOG_ALERT, log, errno, 82 ngx_log_error(NGX_LOG_ALERT, log, errno,
80 "sysctlbyname(kern.osreldate) failed"); 83 "sysctlbyname(kern.osreldate) failed");
81 return NGX_ERROR; 84 return NGX_ERROR;
82 } 85 }
83 86
87 version = ngx_freebsd_kern_osreldate;
88
84 ngx_log_error(NGX_LOG_INFO, log, 0, 89 ngx_log_error(NGX_LOG_INFO, log, 0,
85 "kern.osreldate: %d, built on %d", 90 "kern.osreldate: %d, built on %d",
86 ngx_freebsd_kern_osreldate, __FreeBSD_version); 91 version, __FreeBSD_version);
87 92
88 93
89 #if (HAVE_FREEBSD_SENDFILE) 94 #if (HAVE_FREEBSD_SENDFILE)
90 95
91 /* The determination of the sendfile() nbytes bug is complex enough. 96 /* The determination of the sendfile() nbytes bug is complex enough.
92 There're two sendfile() syscalls: a new 393 has no bug while 97 There're two sendfile() syscalls: a new 393 has no bug while
93 an old 336 has the bug in some versions and has not in others. 98 an old 336 has the bug in some versions and has not in others.
94 libc_r wrapper also emulates the bug in some versions. 99 Besides libc_r wrapper also emulates the bug in some versions.
95 There's no way to say exactly if a given FreeBSD version has bug. 100 There's no way to say exactly if a given FreeBSD version has bug.
96 Here is the algorithm that work at least for RELEASEs 101 Here is the algorithm that works at least for RELEASEs
97 and for syscalls only (not libc_r wrapper). */ 102 and for syscalls only (not libc_r wrapper). */
98 103
99 /* detect was the new sendfile() version available at the compile time 104 /* detect the new sendfile() version available at the compile time
100 to allow an old binary to run correctly on an updated FreeBSD system. */ 105 to allow an old binary to run correctly on an updated FreeBSD system. */
101 106
102 #if (__FreeBSD__ == 4 && __FreeBSD_version >= 460102) \ 107 #if (__FreeBSD__ == 4 && __FreeBSD_version >= 460102) \
103 || __FreeBSD_version == 460002 || __FreeBSD_version >= 500039 108 || __FreeBSD_version == 460002 || __FreeBSD_version >= 500039
104 109
111 ngx_freebsd_sendfile_nbytes_bug = 1; 116 ngx_freebsd_sendfile_nbytes_bug = 1;
112 117
113 #endif 118 #endif
114 119
115 #endif /* HAVE_FREEBSD_SENDFILE */ 120 #endif /* HAVE_FREEBSD_SENDFILE */
121
122
123 if ((version < 500000 && version >= 440003) || version >= 500017) {
124 ngx_freebsd_tcp_nopush_flush = 1;
125 }
116 126
117 127
118 for (i = 0; sysctls[i].name; i++) { 128 for (i = 0; sysctls[i].name; i++) {
119 *sysctls[i].value = 0; 129 *sysctls[i].value = 0;
120 size = sysctls[i].size; 130 size = sysctls[i].size;