stdlib.dotnet namespace

Author: scivision

+stdlib/+dotnet/is_symlink.m

@@ -0,0 +1,20 @@
+function y = is_symlink(p)
+
+try
+  if stdlib.dotnet_api() >= 6
+    y = ~isempty(System.IO.FileInfo(p).LinkTarget);
+  else
+    attr = string(System.IO.File.GetAttributes(p).ToString());
+    % https://learn.microsoft.com/en-us/dotnet/api/system.io.fileattributes
+    % ReparsePoint is for Linux, macOS, and Windows
+    y = contains(attr, 'ReparsePoint');
+  end
+catch e
+  switch e.identifier
+    case {'MATLAB:NET:CLRException:CreateObject', 'MATLAB:NET:CLRException:MethodInvoke'}
+      y = false;
+    otherwise, rethrow(e)
+  end
+end
+
+end

+stdlib/+sys/ram_free.m

@@ -0,0 +1,16 @@
+function bytes = ram_free()
+
+if ispc()
+  cmd = 'pwsh -c "(Get-CimInstance -ClassName CIM_OperatingSystem).FreePhysicalMemory * 1KB"';
+elseif ismac()
+  cmd = 'sysctl -n hw.memsize';
+else
+  cmd = "free -b | awk '/Mem:/ {print $4}'";
+end
+
+[s, m] = system(cmd);
+if s == 0
+  bytes = str2double(m);
+end
+
+end

+stdlib/+sys/ram_total.m

@@ -0,0 +1,16 @@
+function bytes = ram_total()
+
+if ispc()
+  cmd = 'pwsh -c "(Get-CimInstance -ClassName Win32_ComputerSystem).TotalPhysicalMemory"';
+elseif ismac()
+  cmd = 'sysctl -n hw.memsize';
+else
+  cmd = "free -b | awk '/Mem:/ {print $4}'";
+end
+
+[s, m] = system(cmd);
+if s == 0
+  bytes = str2double(m);
+end
+
+end

+stdlib/is_symlink.m

@@ -11,7 +11,7 @@
   switch e.identifier
     case "MATLAB:UndefinedFunction"
       if stdlib.has_dotnet()
-        ok = is_symlink_dotnet(p);
+        ok = stdlib.dotnet.is_symlink(p);
       elseif stdlib.has_java()
         ok = java.nio.file.Files.isSymbolicLink(javaPathObject(stdlib.absolute(p)));
       elseif stdlib.has_python()
@@ -33,28 +33,6 @@
 end
 
 
-function y = is_symlink_dotnet(p)
-
-try
-  if stdlib.dotnet_api() >= 6
-    y = ~isempty(System.IO.FileInfo(p).LinkTarget);
-  else
-    attr = string(System.IO.File.GetAttributes(p).ToString());
-    % https://learn.microsoft.com/en-us/dotnet/api/system.io.fileattributes
-    % ReparsePoint is for Linux, macOS, and Windows
-    y = contains(attr, 'ReparsePoint');
-  end
-catch e
-  switch e.identifier
-    case {'MATLAB:NET:CLRException:CreateObject', 'MATLAB:NET:CLRException:MethodInvoke'}
-      y = false;
-    otherwise, rethrow(e)
-  end
-end
-
-end
-
-
 %!test
 %! if !ispc
 %! p = tempname();

+stdlib/ram_free.m

@@ -37,24 +37,6 @@
 end
 
 
-function bytes = ram_free_system()
-
-if ispc()
-  cmd = 'pwsh -c "(Get-CimInstance -ClassName CIM_OperatingSystem).FreePhysicalMemory * 1KB"';
-elseif ismac()
-  cmd = 'sysctl -n hw.memsize';
-else
-  cmd = "free -b | awk '/Mem:/ {print $4}'";
-end
-
-[s, m] = system(cmd);
-if s == 0
-  bytes = str2double(m);
-end
-
-end
-
-
 function bytes = ram_free_java()
 
 b = javaMethod("getOperatingSystemMXBean", "java.lang.management.ManagementFactory");

+stdlib/ram_total.m

@@ -19,32 +19,14 @@
 end
 
 if bytes <= 0
-  bytes = ram_total_system();
+  bytes = stdlib.sys.ram_total();
 end
 
 bytes = uint64(bytes);
 
 end
 
 
-function bytes = ram_total_system()
-
-if ispc()
-  cmd = 'pwsh -c "(Get-CimInstance -ClassName Win32_ComputerSystem).TotalPhysicalMemory"';
-elseif ismac()
-  cmd = 'sysctl -n hw.memsize';
-else
-  cmd = "free -b | awk '/Mem:/ {print $4}'";
-end
-
-[s, m] = system(cmd);
-if s == 0
-  bytes = str2double(m);
-end
-
-end
-
-
 function bytes = ram_total_java()
 % https://docs.oracle.com/en/java/javase/21/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html#getTotalMemorySize()