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diff src/core/ngx_string.c @ 484:ed5e10fb40fc NGINX_0_7_54

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nginx 0.7.54 *) Feature: the ngx_http_image_filter_module. *) Feature: the "proxy_ignore_headers" and "fastcgi_ignore_headers" directives. *) Bugfix: a segmentation fault might occur in worker process, if an "open_file_cache_errors off" directive was used; the bug had appeared in 0.7.53. *) Bugfix: the "port_in_redirect off" directive did not work; the bug had appeared in 0.7.39. *) Bugfix: improve handling of "select" method errors. *) Bugfix: of "select() failed (10022: ...)" error in nginx/Windows. *) Bugfix: in error text descriptions in nginx/Windows; the bug had appeared in 0.7.53.
author Igor Sysoev <http://sysoev.ru>
date Fri, 01 May 2009 00:00:00 +0400
parents 09b45263c817
children 207ae3ff0444
line wrap: on
line diff
--- a/src/core/ngx_string.c
+++ b/src/core/ngx_string.c
@@ -99,7 +99,7 @@ ngx_sprintf(u_char *buf, const char *fmt
     va_list   args;
 
     va_start(args, fmt);
-    p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args);
+    p = ngx_vslprintf(buf, (void *) -1, fmt, args);
     va_end(args);
 
     return p;
@@ -113,7 +113,21 @@ ngx_snprintf(u_char *buf, size_t max, co
     va_list   args;
 
     va_start(args, fmt);
-    p = ngx_vsnprintf(buf, max, fmt, args);
+    p = ngx_vslprintf(buf, buf + max, fmt, args);
+    va_end(args);
+
+    return p;
+}
+
+
+u_char * ngx_cdecl
+ngx_slprintf(u_char *buf, u_char *last, const char *fmt, ...)
+{
+    u_char   *p;
+    va_list   args;
+
+    va_start(args, fmt);
+    p = ngx_vslprintf(buf, last, fmt, args);
     va_end(args);
 
     return p;
@@ -121,9 +135,9 @@ ngx_snprintf(u_char *buf, size_t max, co
 
 
 u_char *
-ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args)
+ngx_vslprintf(u_char *buf, u_char *last, const char *fmt, va_list args)
 {
-    u_char                *p, zero, *last;
+    u_char                *p, zero;
     int                    d;
     float                  f, scale;
     size_t                 len, slen;
@@ -134,12 +148,6 @@ ngx_vsnprintf(u_char *buf, size_t max, c
     ngx_str_t             *v;
     ngx_variable_value_t  *vv;
 
-    if (max == 0) {
-        return buf;
-    }
-
-    last = buf + max;
-
     while (*fmt && buf < last) {
 
         /*