view src/os/unix/ngx_linux_config.h @ 8667:2a7155733855

Core: removed unnecessary restriction in hash initialization. Hash initialization ignores elements with key.data set to NULL. Nevertheless, the initial hash bucket size check didn't skip them, resulting in unnecessary restrictions on, for example, variables with long names and with the NGX_HTTP_VARIABLE_NOHASH flag. Fix is to update the initial hash bucket size check to skip elements with key.data set to NULL, similarly to how it is done in other parts of the code.
author Alexey Radkov <alexey.radkov@gmail.com>
date Thu, 19 Aug 2021 20:51:27 +0300
parents 56923e8e01a5
children bb5152ed045b
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/*
 * Copyright (C) Igor Sysoev
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_LINUX_CONFIG_H_INCLUDED_
#define _NGX_LINUX_CONFIG_H_INCLUDED_


#ifndef _GNU_SOURCE
#define _GNU_SOURCE             /* pread(), pwrite(), gethostname() */
#endif

#define _FILE_OFFSET_BITS  64

#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <stdarg.h>
#include <stddef.h>             /* offsetof() */
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <errno.h>
#include <string.h>
#include <signal.h>
#include <pwd.h>
#include <grp.h>
#include <dirent.h>
#include <glob.h>
#include <sys/vfs.h>            /* statfs() */

#include <sys/uio.h>
#include <sys/stat.h>
#include <fcntl.h>

#include <sys/wait.h>
#include <sys/mman.h>
#include <sys/resource.h>
#include <sched.h>

#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>        /* TCP_NODELAY, TCP_CORK */
#include <arpa/inet.h>
#include <netdb.h>
#include <sys/un.h>

#include <time.h>               /* tzset() */
#include <malloc.h>             /* memalign() */
#include <limits.h>             /* IOV_MAX */
#include <sys/ioctl.h>
#include <crypt.h>
#include <sys/utsname.h>        /* uname() */

#include <dlfcn.h>


#include <ngx_auto_config.h>


#if (NGX_HAVE_POSIX_SEM)
#include <semaphore.h>
#endif


#if (NGX_HAVE_SYS_PRCTL_H)
#include <sys/prctl.h>
#endif


#if (NGX_HAVE_SENDFILE64)
#include <sys/sendfile.h>
#else
extern ssize_t sendfile(int s, int fd, int32_t *offset, size_t size);
#define NGX_SENDFILE_LIMIT  0x80000000
#endif


#if (NGX_HAVE_POLL)
#include <poll.h>
#endif


#if (NGX_HAVE_EPOLL)
#include <sys/epoll.h>
#endif


#if (NGX_HAVE_SYS_EVENTFD_H)
#include <sys/eventfd.h>
#endif
#include <sys/syscall.h>
#if (NGX_HAVE_FILE_AIO)
#include <linux/aio_abi.h>
typedef struct iocb  ngx_aiocb_t;
#endif


#if (NGX_HAVE_CAPABILITIES)
#include <linux/capability.h>
#endif


#define NGX_LISTEN_BACKLOG        511


#ifndef NGX_HAVE_SO_SNDLOWAT
/* setsockopt(SO_SNDLOWAT) returns ENOPROTOOPT */
#define NGX_HAVE_SO_SNDLOWAT         0
#endif


#ifndef NGX_HAVE_INHERITED_NONBLOCK
#define NGX_HAVE_INHERITED_NONBLOCK  0
#endif


#define NGX_HAVE_OS_SPECIFIC_INIT    1
#define ngx_debug_init()


extern char **environ;


#endif /* _NGX_LINUX_CONFIG_H_INCLUDED_ */