Changeset 709 for trunk/yat/utility/FileIO.cc

Timestamp:

Dec 20, 2006, 10:49:02 PM (16 years ago)

Author:

Jari Häkkinen

Message:

Addresses #1 and #80. Issues fixed, but bogus params to functions exists. cleanup needed.

File:

• trunk/yat/utility/FileIO.cc (modified) (3 diffs)

trunk/yat/utility/FileIO.cc

@@ -26 +26 @@
 #include "FileIO.h"
 
+#include <cerrno>
 #include <iostream>
+#include <string>
+
+#include <sys/stat.h>
 #include <unistd.h>
 
@@ -34 +38 @@
 namespace utility {
 
+
+  FileIO::FileIO(const std::string& path)
+    : no_file_(false), path_(path)
+  {
+    if ( stat(path_.c_str(),&stat_) && !(no_file_=(errno==ENOENT)) )
+        throw IO_error(std::string("stat(2) call failed with errno: "+errno));
+  }
+
+
   int FileIO::access_rights(const std::string& path,
-                            const std::string& bits) const {
-    if (int value=access(path.c_str(),F_OK)) {
-      std::cerr << "access_rights: File '" << path << "' does not exist."
-                << std::endl;
-      return value;
+                            const std::string& bits) const
+  {
+    std::string tryme=path_;
+    if (no_file_) {
+      std::string::size_type pos=path_.find_last_of('/');
+      tryme = ( (pos!=std::string::npos) ? path_.substr(0,pos) : "." );
     }
+
     int mode=0;
     for (u_int i=0; i<bits.length(); i++)
@@ -54 +69 @@
             break;
       }
-    return access(path.c_str(),mode);
+
+    return access(tryme.c_str(),mode);
+  }
+
+
+  bool FileIO::file_exists(const std::string& file) const
+  {
+    return !no_file_;
+  }
+
+
+  const std::string& FileIO::path(void) const
+  {
+    return path_;
   }