added makeDir - temporary UNIX only

src/osgPlugins/net/makeDir.cpp

@@ -0,0 +1,77 @@
+//
+// This should move to osgDB::FileUtils
+//
+
+#include <iostream>
+#include <stdio.h>
+#include <libgen.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include <errno.h>
+#include <string>
+#include <stack>
+#include <osgDB/FileUtils>
+#include "makeDir.h"
+
+namespace TemporaryFileUtils {
+
+bool makeDirectory( const std::string &path )
+{
+    char *cpath = new char[path.length()+1];
+    strcpy( cpath, path.c_str());
+    char *p = dirname(cpath);
+    struct stat stbuf;
+
+    if( stat( p, &stbuf ) == 0 )
+    {
+        if( S_ISDIR(stbuf.st_mode))
+            return true;
+        else
+        {
+            std::cerr << "TemporaryFileUtils::makeDirectory() - "<< p
+                << " already exists and is not a directory!" << std::endl;
+            return false;
+        }
+    }
+
+    std::stack<std::string> paths;
+    while( true )
+    {
+        if( p[0] == '.' )
+            break;
+
+        if( stat( p, &stbuf ) < 0 )
+        {
+            switch( errno )
+            {
+                case ENOENT:
+                case ENOTDIR:
+                    paths.push( std::string(p) );
+                    break;
+
+                default:
+                    perror( p );
+                    return false;
+            }
+        }
+        p = dirname(p);
+    } ;
+
+    while( !paths.empty() )
+    {
+        std::string dir = paths.top();
+
+        if( mkdir( dir.c_str(), 0755 )< 0 )
+        {
+            perror( dir.c_str() );
+            return false;
+        }
+
+        paths.pop();
+    }
+    return true;
+}
+
+}

src/osgPlugins/net/makeDir.h

@@ -0,0 +1,11 @@
+#ifndef TEMPORARY_MAKE_DIR_H
+#define TEMPORARY_MAKE_DIR_H
+
+#include <string>
+
+namespace TemporaryFileUtils {
+
+extern bool makeDirectory( const std::string & );
+
+}
+#endif