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/*
* Copyright (C) 2002-2004 Igor Sysoev
*/
#include <ngx_config.h>
#include <ngx_core.h>
char ngx_linux_kern_ostype[50];
char ngx_linux_kern_osrelease[20];
int ngx_linux_rtsig_max;
ngx_os_io_t ngx_os_io = {
ngx_unix_recv,
ngx_readv_chain,
ngx_unix_send,
#if (HAVE_SENDFILE)
ngx_linux_sendfile_chain,
NGX_IO_SENDFILE
#else
ngx_writev_chain,
0
#endif
};
int ngx_os_init(ngx_log_t *log)
{
int name[2], len, rtsig_max;
name[0] = CTL_KERN;
name[1] = KERN_OSTYPE;
len = sizeof(ngx_linux_kern_ostype);
if (sysctl(name, sizeof(name), ngx_linux_kern_ostype, &len, NULL, 0)
== -1) {
ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
"sysctl(KERN_OSTYPE) failed");
return NGX_ERROR;
}
name[0] = CTL_KERN;
name[1] = KERN_OSRELEASE;
len = sizeof(ngx_linux_kern_osrelease);
if (sysctl(name, sizeof(name), ngx_linux_kern_osrelease, &len, NULL, 0)
== -1) {
ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
"sysctl(KERN_OSRELEASE) failed");
return NGX_ERROR;
}
ngx_log_error(NGX_LOG_INFO, log, 0, "OS: %s %s",
ngx_linux_kern_ostype, ngx_linux_kern_osrelease);
name[0] = CTL_KERN;
name[1] = KERN_RTSIGMAX;
len = sizeof(rtsig_max);
if (sysctl(name, sizeof(name), &rtsig_max, &len, NULL, 0) == -1) {
ngx_log_error(NGX_LOG_INFO, log, ngx_errno,
"sysctl(KERN_RTSIGMAX) failed");
} else {
ngx_linux_rtsig_max = 1;
}
return ngx_posix_init(log);
}
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