Mercurial > hg > nginx-vendor-current
view src/core/ngx_shmtx.h @ 510:24b676623d4f NGINX_0_8_7
nginx 0.8.7
*) Change: minimum supported OpenSSL version is 0.9.7.
*) Change: the "ask" parameter of the "ssl_verify_client" directive was
changed to the "optional" parameter and now it checks a client
certificate if it was offered.
Thanks to Brice Figureau.
*) Feature: the $ssl_client_verify variable.
Thanks to Brice Figureau.
*) Feature: the "ssl_crl" directive.
Thanks to Brice Figureau.
*) Feature: the "proxy" parameter of the "geo" directive.
*) Feature: the "image_filter" directive supports variables for setting
size.
*) Bugfix: the $ssl_client_cert variable usage corrupted memory; the
bug had appeared in 0.7.7.
Thanks to Sergey Zhuravlev.
*) Bugfix: "proxy_pass_header" and "fastcgi_pass_header" directives did
not pass to a client the "X-Accel-Redirect", "X-Accel-Limit-Rate",
"X-Accel-Buffering", and "X-Accel-Charset" lines from backend
response header.
Thanks to Maxim Dounin.
*) Bugfix: in handling "Last-Modified" and "Accept-Ranges" backend
response header lines; the bug had appeared in 0.7.44.
Thanks to Maxim Dounin.
*) Bugfix: the "[alert] zero size buf" error if subrequest returns an
empty response; the bug had appeared in 0.8.5.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 27 Jul 2009 00:00:00 +0400 |
parents | bb941a2996a6 |
children | d4da38525468 |
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/* * Copyright (C) Igor Sysoev */ #ifndef _NGX_SHMTX_H_INCLUDED_ #define _NGX_SHMTX_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> typedef struct { #if (NGX_HAVE_ATOMIC_OPS) ngx_atomic_t *lock; #else ngx_fd_t fd; u_char *name; #endif } ngx_shmtx_t; ngx_int_t ngx_shmtx_create(ngx_shmtx_t *mtx, void *addr, u_char *name); #if (NGX_HAVE_ATOMIC_OPS) static ngx_inline ngx_uint_t ngx_shmtx_trylock(ngx_shmtx_t *mtx) { return (*mtx->lock == 0 && ngx_atomic_cmp_set(mtx->lock, 0, ngx_pid)); } #define ngx_shmtx_lock(mtx) ngx_spinlock((mtx)->lock, ngx_pid, 1024) #define ngx_shmtx_unlock(mtx) (void) ngx_atomic_cmp_set((mtx)->lock, ngx_pid, 0) #define ngx_shmtx_destory(mtx) #else static ngx_inline ngx_uint_t ngx_shmtx_trylock(ngx_shmtx_t *mtx) { ngx_err_t err; err = ngx_trylock_fd(mtx->fd); if (err == 0) { return 1; } if (err == NGX_EAGAIN) { return 0; } #if __osf__ /* Tru64 UNIX */ if (err == NGX_EACCESS) { return 0; } #endif ngx_log_abort(err, ngx_trylock_fd_n " %s failed", mtx->name); return 0; } static ngx_inline void ngx_shmtx_lock(ngx_shmtx_t *mtx) { ngx_err_t err; err = ngx_lock_fd(mtx->fd); if (err == 0) { return; } ngx_log_abort(err, ngx_lock_fd_n " %s failed", mtx->name); } static ngx_inline void ngx_shmtx_unlock(ngx_shmtx_t *mtx) { ngx_err_t err; err = ngx_unlock_fd(mtx->fd); if (err == 0) { return; } ngx_log_abort(err, ngx_unlock_fd_n " %s failed", mtx->name); } void ngx_shmtx_destory(ngx_shmtx_t *mtx); #endif #endif /* _NGX_SHMTX_H_INCLUDED_ */