Fixed bug #27928 (sqlite incorrectly handles invalid filenames).

NEWS

@@ -10,6 +10,7 @@ PHP                                                                        NEWS
 - Changed SQLite extension to use studlyCaps convention in its OO API. (Marcus)
 - Changed __construct() to always take precedence over old style constructor.
   (Dmitry)
+- Fixed bug #27928 (sqlite incorrectly handles invalid filenames). (Ilia)
 - Fixed bug #27821 (xml_parse() segfaults when xml_set_object() is called from
   class method). (Andi, Rob)
 - Fixed bug #27742 (WDSL SOAP Parsing Schema bug). (Dmitry)

ext/sqlite/libsqlite/src/os.c

@@ -34,6 +34,9 @@
 # ifndef O_BINARY
 #  define O_BINARY 0
 # endif
+# ifndef EISDIR
+#  define EISDIR 21
+# endif
 #endif
 
 
@@ -464,6 +467,9 @@ int sqliteOsOpenReadWrite(
   id->dirfd = -1;
   id->fd = open(zFilename, O_RDWR|O_CREAT|O_LARGEFILE|O_BINARY, 0644);
   if( id->fd<0 ){
+    if (errno == EISDIR) {
+      return SQLITE_CANTOPEN;
+    }
     id->fd = open(zFilename, O_RDONLY|O_LARGEFILE|O_BINARY);
     if( id->fd<0 ){
       return SQLITE_CANTOPEN;