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src/os/unix/ngx_linux_init.c - nginx-1.7.10
Global variables defined
Functions defined
Source code
- #include <ngx_config.h>
- #include <ngx_core.h>
- u_char ngx_linux_kern_ostype[50];
- u_char ngx_linux_kern_osrelease[50];
- int ngx_linux_rtsig_max;
- static ngx_os_io_t ngx_linux_io = {
- ngx_unix_recv,
- ngx_readv_chain,
- ngx_udp_unix_recv,
- ngx_unix_send,
- #if (NGX_HAVE_SENDFILE)
- ngx_linux_sendfile_chain,
- NGX_IO_SENDFILE
- #else
- ngx_writev_chain,
- 0
- #endif
- };
- ngx_int_t
- ngx_os_specific_init(ngx_log_t *log)
- {
- struct utsname u;
- if (uname(&u) == -1) {
- ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "uname() failed");
- return NGX_ERROR;
- }
- (void) ngx_cpystrn(ngx_linux_kern_ostype, (u_char *) u.sysname,
- sizeof(ngx_linux_kern_ostype));
- (void) ngx_cpystrn(ngx_linux_kern_osrelease, (u_char *) u.release,
- sizeof(ngx_linux_kern_osrelease));
- #if (NGX_HAVE_RTSIG)
- {
- int name[2];
- size_t len;
- ngx_err_t err;
- name[0] = CTL_KERN;
- name[1] = KERN_RTSIGMAX;
- len = sizeof(ngx_linux_rtsig_max);
- if (sysctl(name, 2, &ngx_linux_rtsig_max, &len, NULL, 0) == -1) {
- err = ngx_errno;
- if (err != NGX_ENOTDIR && err != NGX_ENOSYS) {
- ngx_log_error(NGX_LOG_ALERT, log, err,
- "sysctl(KERN_RTSIGMAX) failed");
- return NGX_ERROR;
- }
- ngx_linux_rtsig_max = 0;
- }
- }
- #endif
- ngx_os_io = ngx_linux_io;
- return NGX_OK;
- }
- void
- ngx_os_specific_status(ngx_log_t *log)
- {
- ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s",
- ngx_linux_kern_ostype, ngx_linux_kern_osrelease);
- #if (NGX_HAVE_RTSIG)
- ngx_log_error(NGX_LOG_NOTICE, log, 0, "sysctl(KERN_RTSIGMAX): %d",
- ngx_linux_rtsig_max);
- #endif
- }
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