Mercurial > hg > nginx-quic
view src/os/unix/ngx_freebsd_rfork_thread.h @ 5110:0bbdd966a383
Request body: next upstream fix.
After introduction of chunked request body handling in 1.3.9 (r4931),
r->request_body->bufs buffers have b->start pointing to original buffer
start (and b->pos pointing to real data of this particular buffer).
While this is ok as per se, it caused bad things (usually original request
headers included before the request body) after reinit of the request
chain in ngx_http_upstream_reinit() while sending the request to a next
upstream server (which used to do b->pos = b->start for each buffer
in the request chain).
Patch by Piotr Sikora.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 14 Mar 2013 12:28:53 +0000 |
parents | d620f497c50f |
children | 15a7deeaa19a |
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/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #ifndef _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ #define _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ #include <sys/ipc.h> #include <sys/sem.h> #include <sched.h> typedef pid_t ngx_tid_t; #define ngx_log_pid ngx_thread_self() #define ngx_log_tid 0 #define NGX_TID_T_FMT "%P" #define NGX_MUTEX_LIGHT 1 #define NGX_MUTEX_LOCK_BUSY 0x80000000 typedef volatile struct { ngx_atomic_t lock; ngx_log_t *log; int semid; } ngx_mutex_t; #define NGX_CV_SIGNAL 64 typedef struct { int signo; int kq; ngx_tid_t tid; ngx_log_t *log; } ngx_cond_t; #define ngx_thread_sigmask(how, set, oset) \ (sigprocmask(how, set, oset) == -1) ? ngx_errno : 0 #define ngx_thread_sigmask_n "sigprocmask()" #define ngx_thread_join(t, p) #define ngx_setthrtitle(n) setproctitle(n) extern char *ngx_freebsd_kern_usrstack; extern size_t ngx_thread_stack_size; static ngx_inline ngx_int_t ngx_gettid() { char *sp; if (ngx_thread_stack_size == 0) { return 0; } #if ( __i386__ ) __asm__ volatile ("mov %%esp, %0" : "=q" (sp)); #elif ( __amd64__ ) __asm__ volatile ("mov %%rsp, %0" : "=q" (sp)); #else #error "rfork()ed threads are not supported on this platform" #endif return (ngx_freebsd_kern_usrstack - sp) / ngx_thread_stack_size; } ngx_tid_t ngx_thread_self(); typedef ngx_uint_t ngx_tls_key_t; #define NGX_THREAD_KEYS_MAX 16 extern void **ngx_tls; ngx_err_t ngx_thread_key_create(ngx_tls_key_t *key); #define ngx_thread_key_create_n "the tls key creation" ngx_err_t ngx_thread_set_tls(ngx_tls_key_t key, void *value); #define ngx_thread_set_tls_n "the tls key setting" static void * ngx_thread_get_tls(ngx_tls_key_t key) { if (key >= NGX_THREAD_KEYS_MAX) { return NULL; } return ngx_tls[key * NGX_THREAD_KEYS_MAX + ngx_gettid()]; } #define ngx_mutex_trylock(m) ngx_mutex_dolock(m, 1) #define ngx_mutex_lock(m) (void) ngx_mutex_dolock(m, 0) ngx_int_t ngx_mutex_dolock(ngx_mutex_t *m, ngx_int_t try); void ngx_mutex_unlock(ngx_mutex_t *m); typedef int (*ngx_rfork_thread_func_pt)(void *arg); #endif /* _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ */