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diff src/os/unix/ngx_errno.c @ 422:88d3e895bdf9 NGINX_0_7_23

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nginx 0.7.23 *) Feature: the "delete" and "ranges" parameters in the "geo" directive. *) Feature: speeding up loading of geo base with large number of values. *) Feature: decrease of memory required for geo base load.
author Igor Sysoev <http://sysoev.ru>
date Thu, 27 Nov 2008 00:00:00 +0300
parents 72eb30262aac
children 428c6e58046a
line wrap: on
line diff
--- a/src/os/unix/ngx_errno.c
+++ b/src/os/unix/ngx_errno.c
@@ -10,10 +10,11 @@
 
 #if (NGX_HAVE_STRERROR_R)
 
-u_char *ngx_strerror_r(int err, u_char *errstr, size_t size)
+u_char *
+ngx_strerror_r(int err, u_char *errstr, size_t size)
 {
     if (size == 0) {
-        return 0;
+        return errstr;
     }
 
     errstr[0] = '\0';
@@ -32,12 +33,13 @@ u_char *ngx_strerror_r(int err, u_char *
 
 /* Linux strerror_r() */
 
-u_char *ngx_strerror_r(int err, u_char *errstr, size_t size)
+u_char *
+ngx_strerror_r(int err, u_char *errstr, size_t size)
 {
     char  *str;
 
     if (size == 0) {
-        return 0;
+        return errstr;
     }
 
     errstr[0] = '\0';