1 files changed, 67 insertions, 0 deletions
diff --git a/refreshexecutableunit.pas b/refreshexecutableunit.pas
new file mode 100644
index 0000000..1ce9655
--- /dev/null
+++ b/refreshexecutableunit.pas
@@ -0,0 +1,67 @@
+unit refreshexecutableunit;
+
+{$mode objfpc}{$H+}
+
+interface
+
+uses
+  Classes, SysUtils;
+
+procedure refreshExecutable(myDir: string);
+
+implementation
+
+uses baseunix, systemunit, process, lowLevelUnit;
+
+procedure refreshExecutable(myDir: string);
+var
+  tmpDir,output,summeEins: string;
+  args:                    array of string;
+begin
+  output:='';
+  tmpDir:=mkTemp('-d /tmp/fpc.XXXXXX');
+  mkdir(tmpDir+'/lib');
+  setlength(args,15);
+  args[0]:='-MObjFPC';
+  args[1]:='-Scghi';
+  args[2]:='-Cg';
+  args[3]:='-CirotR';
+  args[4]:='-O1';
+  args[5]:='-g';
+  args[6]:='-gl';
+  args[7]:='-l';
+  args[8]:='-vewnhibq';
+  args[9]:='-Fi'+tmpDir+'/lib';
+  args[10]:='-Fu../units';
+  args[11]:='-Fu.';
+  args[12]:='-FU'+tmpDir+'/lib';
+  args[13]:=myDir+extractFileName(paramstr(0));
+  if fileexists(args[13]+'.lpr') then
+    args[13]:=args[13]+'.lpr'
+  else
+    args[13]:=args[13]+'.pas';
+  args[14]:='-o'+tmpDir+'/output';
+  if runCommandInDir(myDir,'fpc',args,output) then begin
+    setlength(args,2);
+    args[0]:=tmpDir+'/output';
+    args[1]:=paramstr(0);
+    if runCommand('sha512sum',args,output) then begin
+      summeEins:=erstesArgument(output,#10);
+      if erstesArgument(summeEins)<>erstesArgument(output) then begin
+        deletefile(paramstr(0));
+        if runCommand('mv',args,output) then begin
+          setlength(args,2);
+          args[0]:='-rf';
+          args[1]:=tmpDir;
+          if runCommand('rm',args,output) then begin
+            fpExecVe(paramstr(0),argv,envp);
+            raise exception.create('Fehler beim Ersetzen der Executable!');
+          end;
+        end;
+      end;
+    end;
+  end;
+end;
+
+end.
+