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Introduction of simple ngx_write_stderr() instead of ngx_log_stderr()

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for output of ./configure options, etc., since ngx_log_stderr() output
length is limited by 2048 characters defined as NGX_MAX_ERROR_STR.
This commit is contained in:
Igor Sysoev 2011-11-14 14:59:00 +00:00
parent dd4490c4e4
commit 07bb4ed971
4 changed files with 38 additions and 18 deletions
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38
src/core/nginx.c
View File

@ -214,47 +214,49 @@ main(int argc, char *const *argv)
} }
if (ngx_show_version) { if (ngx_show_version) {
ngx_log_stderr(0, "nginx version: " NGINX_VER); ngx_write_stderr("nginx version: " NGINX_VER NGX_LINEFEED);
if (ngx_show_help) { if (ngx_show_help) {
ngx_log_stderr(0, ngx_write_stderr(
"Usage: nginx [-?hvVtq] [-s signal] [-c filename] " "Usage: nginx [-?hvVtq] [-s signal] [-c filename] "
"[-p prefix] [-g directives]" CRLF CRLF "[-p prefix] [-g directives]" NGX_LINEFEED
"Options:" CRLF NGX_LINEFEED
" -?,-h : this help" CRLF "Options:" NGX_LINEFEED
" -v : show version and exit" CRLF " -?,-h : this help" NGX_LINEFEED
" -v : show version and exit" NGX_LINEFEED
" -V : show version and configure options then exit" " -V : show version and configure options then exit"
CRLF NGX_LINEFEED
" -t : test configuration and exit" CRLF " -t : test configuration and exit" NGX_LINEFEED
" -q : suppress non-error messages " " -q : suppress non-error messages "
"during configuration testing" CRLF "during configuration testing" NGX_LINEFEED
" -s signal : send signal to a master process: " " -s signal : send signal to a master process: "
"stop, quit, reopen, reload" CRLF "stop, quit, reopen, reload" NGX_LINEFEED
#ifdef NGX_PREFIX #ifdef NGX_PREFIX
" -p prefix : set prefix path (default: " " -p prefix : set prefix path (default: "
NGX_PREFIX ")" CRLF NGX_PREFIX ")" NGX_LINEFEED
#else #else
" -p prefix : set prefix path (default: NONE)" CRLF " -p prefix : set prefix path (default: NONE)" NGX_LINEFEED
#endif #endif
" -c filename : set configuration file (default: " " -c filename : set configuration file (default: "
NGX_CONF_PATH ")" CRLF NGX_CONF_PATH ")" NGX_LINEFEED
" -g directives : set global directives out of configuration " " -g directives : set global directives out of configuration "
"file" CRLF "file" NGX_LINEFEED NGX_LINEFEED
); );
} }
if (ngx_show_configure) { if (ngx_show_configure) {
ngx_write_stderr(
#ifdef NGX_COMPILER #ifdef NGX_COMPILER
ngx_log_stderr(0, "built by " NGX_COMPILER); "built by " NGX_COMPILER NGX_LINEFEED
#endif #endif
#if (NGX_SSL) #if (NGX_SSL)
#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
ngx_log_stderr(0, "TLS SNI support enabled"); "TLS SNI support enabled" NGX_LINEFEED
#else #else
ngx_log_stderr(0, "TLS SNI support disabled"); "TLS SNI support disabled" NGX_LINEFEED
#endif #endif
#endif #endif
ngx_log_stderr(0, "configure arguments:" NGX_CONFIGURE); "configure arguments:" NGX_CONFIGURE NGX_LINEFEED);
} }
if (!ngx_test_config) { if (!ngx_test_config) {

16
src/core/ngx_log.h
View File

@ -203,6 +203,22 @@ void ngx_cdecl ngx_log_stderr(ngx_err_t err, const char *fmt, ...);
u_char *ngx_log_errno(u_char *buf, u_char *last, ngx_err_t err); u_char *ngx_log_errno(u_char *buf, u_char *last, ngx_err_t err);
/*
* ngx_write_stderr() cannot be implemented as macro, since
* MSVC does not allow to use #ifdef inside macro parameters.
*
* ngx_write_fd() is used instead of ngx_write_console(), since
* CharToOemBuff() inside ngx_write_console() cannot be used with
* read only buffer as destination and CharToOemBuff() is not needed
* for ngx_write_stderr() anyway.
*/
static ngx_inline void
ngx_write_stderr(char *text)
{
(void) ngx_write_fd(ngx_stderr, text, strlen(text));
}
extern ngx_module_t ngx_errlog_module; extern ngx_module_t ngx_errlog_module;
extern ngx_uint_t ngx_use_stderr; extern ngx_uint_t ngx_use_stderr;

1
src/os/unix/ngx_files.h
View File

@ -128,6 +128,7 @@ ngx_write_fd(ngx_fd_t fd, void *buf, size_t n)
#define ngx_linefeed(p) *p++ = LF; #define ngx_linefeed(p) *p++ = LF;
#define NGX_LINEFEED_SIZE 1 #define NGX_LINEFEED_SIZE 1
#define NGX_LINEFEED "\x0a"
#define ngx_rename_file(o, n) rename((const char *) o, (const char *) n) #define ngx_rename_file(o, n) rename((const char *) o, (const char *) n)

1
src/os/win32/ngx_files.h
View File

@ -115,6 +115,7 @@ ssize_t ngx_write_console(ngx_fd_t fd, void *buf, size_t size);
#define ngx_linefeed(p) *p++ = CR; *p++ = LF; #define ngx_linefeed(p) *p++ = CR; *p++ = LF;
#define NGX_LINEFEED_SIZE 2 #define NGX_LINEFEED_SIZE 2
#define NGX_LINEFEED CRLF
#define ngx_delete_file(name) DeleteFile((const char *) name) #define ngx_delete_file(name) DeleteFile((const char *) name)