From 1143d00a160d919c3bd32481c565173bfd153402 Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Sat, 23 Apr 2011 13:15:56 +0000
Subject: fix r3822 Solaris strerror() invalid error code behaviour depends on
 version:     Solaris 10 returns "Unknown error" and sets errno to EINVAL,    
 Solaris 9 returns "Unknown error" and leaves errno intact,     Solaris 2
 returns NULL.

---
 auto/unix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'auto')

diff --git a/auto/unix b/auto/unix
index ee284e1d1..fadf7dd76 100755
--- a/auto/unix
+++ b/auto/unix
@@ -141,14 +141,19 @@ if [ $ngx_found = no ]; then
     ngx_feature_name=NGX_SYS_NERR
     ngx_feature_run=value
     ngx_feature_incs='#include <errno.h>
+                      #include <string.h>'
                       #include <stdio.h>'
     ngx_feature_path=
     ngx_feature_libs=
     ngx_feature_test='int  n;
+                      char *p;
                       for (n = 1; n < 1000; n++) {
                           errno = 0;
-                          strerror(n);
-                          if (errno == EINVAL) {
+                          p = strerror(n);
+                          if (errno == EINVAL
+                              || p == NULL
+                              || strncmp(p, "Unknown error", 13) == 0)
+                          {
                               printf("%d", n);
                               return 0;
                           }
-- 
cgit