pierrick                                 Sun, 03 Apr 2011 07:18:27 +0000

Revision: http://svn.php.net/viewvc?view=revision&revision=309910

Log:
Fixed bug #54454 (substr_compare incorrectly reports equality in some cases)

Bug: http://bugs.php.net/54454 (Open) substr_compare incorrectly reports 
equality in some cases
      
Changed paths:
    U   php/php-src/branches/PHP_5_3/NEWS
    U   php/php-src/branches/PHP_5_3/ext/standard/string.c
    A   php/php-src/branches/PHP_5_3/ext/standard/tests/strings/bug54454.phpt
    U   
php/php-src/branches/PHP_5_3/ext/standard/tests/strings/substr_compare.phpt
    U   php/php-src/trunk/ext/standard/string.c
    A   php/php-src/trunk/ext/standard/tests/strings/bug54454.phpt
    U   php/php-src/trunk/ext/standard/tests/strings/substr_compare.phpt

Modified: php/php-src/branches/PHP_5_3/NEWS
===================================================================
--- php/php-src/branches/PHP_5_3/NEWS   2011-04-03 02:59:13 UTC (rev 309909)
+++ php/php-src/branches/PHP_5_3/NEWS   2011-04-03 07:18:27 UTC (rev 309910)
@@ -9,10 +9,13 @@

 - Core:
   . Fixed a crash inside dtor for error handling. (Ilia)
+  . Fixed bug #54454 (substr_compare incorrectly reports equality in some
+    cases). (Pierrick)
   . Fixed bug #54180 (parse_url() incorrectly parses path when ? in fragment).
     (tomas dot brastavicius at quantum dot lt, Pierrick)
-   . Fixed bug #48465 (sys_get_temp_dir() possibly inconsistent when using
-     TMPDIR on Windows). (Pierre)
+  . Fixed bug #48465 (sys_get_temp_dir() possibly inconsistent when using
+    TMPDIR on Windows). (Pierre)
+
 - cURL
   . Added CURLINFO_REDIRECT_URL support. (Daniel Stenberg, Pierre)


Modified: php/php-src/branches/PHP_5_3/ext/standard/string.c
===================================================================
--- php/php-src/branches/PHP_5_3/ext/standard/string.c  2011-04-03 02:59:13 UTC 
(rev 309909)
+++ php/php-src/branches/PHP_5_3/ext/standard/string.c  2011-04-03 07:18:27 UTC 
(rev 309910)
@@ -5243,10 +5243,6 @@
                RETURN_FALSE;
        }

-       if (len > s1_len - offset) {
-               len = s1_len - offset;
-       }
-
        cmp_len = (uint) (len ? len : MAX(s2_len, (s1_len - offset)));

        if (!cs) {

Added: php/php-src/branches/PHP_5_3/ext/standard/tests/strings/bug54454.phpt
===================================================================
--- php/php-src/branches/PHP_5_3/ext/standard/tests/strings/bug54454.phpt       
                        (rev 0)
+++ php/php-src/branches/PHP_5_3/ext/standard/tests/strings/bug54454.phpt       
2011-04-03 07:18:27 UTC (rev 309910)
@@ -0,0 +1,8 @@
+--TEST--
+Bug #54454 (substr_compare incorrectly reports equality in some cases)
+--FILE--
+<?php
+var_dump(substr_compare('/', '/asd', 0, 4));
+?>
+--EXPECT--
+int(-3)

Modified: 
php/php-src/branches/PHP_5_3/ext/standard/tests/strings/substr_compare.phpt
===================================================================
--- php/php-src/branches/PHP_5_3/ext/standard/tests/strings/substr_compare.phpt 
2011-04-03 02:59:13 UTC (rev 309909)
+++ php/php-src/branches/PHP_5_3/ext/standard/tests/strings/substr_compare.phpt 
2011-04-03 07:18:27 UTC (rev 309910)
@@ -27,7 +27,7 @@

 Warning: substr_compare(): The start position cannot exceed initial string 
length in %s on line %d
 bool(false)
-int(0)
+int(-1)

 Warning: substr_compare() expects parameter 5 to be boolean, object given in 
%s on line %d
 bool(false)

Modified: php/php-src/trunk/ext/standard/string.c
===================================================================
--- php/php-src/trunk/ext/standard/string.c     2011-04-03 02:59:13 UTC (rev 
309909)
+++ php/php-src/trunk/ext/standard/string.c     2011-04-03 07:18:27 UTC (rev 
309910)
@@ -5252,10 +5252,6 @@
                RETURN_FALSE;
        }

-       if (len > s1_len - offset) {
-               len = s1_len - offset;
-       }
-
        cmp_len = (uint) (len ? len : MAX(s2_len, (s1_len - offset)));

        if (!cs) {

Added: php/php-src/trunk/ext/standard/tests/strings/bug54454.phpt
===================================================================
--- php/php-src/trunk/ext/standard/tests/strings/bug54454.phpt                  
        (rev 0)
+++ php/php-src/trunk/ext/standard/tests/strings/bug54454.phpt  2011-04-03 
07:18:27 UTC (rev 309910)
@@ -0,0 +1,8 @@
+--TEST--
+Bug #54454 (substr_compare incorrectly reports equality in some cases)
+--FILE--
+<?php
+var_dump(substr_compare('/', '/asd', 0, 4));
+?>
+--EXPECT--
+int(-3)

Modified: php/php-src/trunk/ext/standard/tests/strings/substr_compare.phpt
===================================================================
--- php/php-src/trunk/ext/standard/tests/strings/substr_compare.phpt    
2011-04-03 02:59:13 UTC (rev 309909)
+++ php/php-src/trunk/ext/standard/tests/strings/substr_compare.phpt    
2011-04-03 07:18:27 UTC (rev 309910)
@@ -27,7 +27,7 @@

 Warning: substr_compare(): The start position cannot exceed initial string 
length in %s on line %d
 bool(false)
-int(0)
+int(-1)

 Warning: substr_compare() expects parameter 5 to be boolean, object given in 
%s on line %d
 bool(false)

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