From 5497ca2c2bf43eb0216a0ef054f9846376193085 Mon Sep 17 00:00:00 2001
From: nemu <nemu>
Date: Wed, 8 Apr 2009 05:41:58 +0000
Subject: [PATCH] added swap msr-, mlog-file switch

---
 src/musrfit.cpp | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/src/musrfit.cpp b/src/musrfit.cpp
index 7e571c68..1d81920d 100644
--- a/src/musrfit.cpp
+++ b/src/musrfit.cpp
@@ -57,17 +57,21 @@ using namespace std;
  */
 void musrfit_syntax()
 {
-  cout << endl << "usage: musrfit [<msr-file> [-k, --keep-mn2-ouput] [-c, --chisq-only] [--debug] [--dump <type>]] | --version | --help";
+  cout << endl << "usage: musrfit [<msr-file> [-k, --keep-mn2-ouput] [-c, --chisq-only]";
+  cout << endl << "                           [-s, --swap-msr-mlog] [--debug] [--dump <type>]] |";
+  cout << endl << "                           --version | --help";
   cout << endl << "       <msr-file>: msr input file";
   cout << endl << "       'musrfit <msr-file>' will execute musrfit";
   cout << endl << "       'musrfit' or 'musrfit --help' will show this help";
   cout << endl << "       'musrfit --version' will print the musrfit version";
   cout << endl << "       -k, --keep-mn2-output: will rename the files MINUIT2.OUTPUT and ";
-  cout << endl << "              MINUIT2.root to <msr-file>-mn2.output and <msr-file>-mn2.root, repectively,";
+  cout << endl << "              MINUIT2.root to <msr-file>-mn2.output and <msr-file>-mn2.root,";
+  cout << endl << "              respectively,";
   cout << endl << "              e.g. <msr-file> = 147.msr -> 147-mn2.output, 147-mn2.root";
   cout << endl << "       -c, --chisq-only: instead of fitting the data, chisq is just calculated";
   cout << endl << "              once and the result is set to the stdout. This feature is useful";
   cout << endl << "              to adjust initial parameters.";
+  cout << endl << "       -s, --swap-msr-mlog: will swap msr-, mlog-file at the end of execution";
   cout << endl << "       --debug is used to print additional infos";
   cout << endl << "       --dump <type> is writing a data file with the fit data and the theory";
   cout << endl << "              <type> can be 'ascii', 'root'";
@@ -483,6 +487,7 @@ int main(int argc, char *argv[])
   bool debug = false;
   bool keep_mn2_output = false;
   bool chisq_only = false;
+  bool swap_msr_mlog = false;
   TString dump("");
   char filename[256];
 
@@ -527,6 +532,8 @@ int main(int argc, char *argv[])
         show_syntax = true;
         break;
       }
+    } else if (!strcmp(argv[i], "-s") || !strcmp(argv[i], "--swap-msr-mlog")) {
+      swap_msr_mlog = true;
     } else {
       show_syntax = true;
       break;
@@ -679,6 +686,23 @@ int main(int argc, char *argv[])
     gSystem->CopyFile("MINUIT2.root", fln.Data(), kTRUE);
   }
 
+  // swap msr-, mlog-file if wished
+  if (swap_msr_mlog) {
+    cout << endl << ">> swapping msr-, mlog-file ..." << endl;
+    // copy msr-file -> __temp.msr
+    gSystem->CopyFile(filename, "__temp.msr", kTRUE);
+    // copy mlog-file -> msr-file
+    TString fln = TString(filename);
+    char ext[32];
+    strcpy(ext, ".mlog");
+    fln.ReplaceAll(".msr", 4, ext, strlen(ext));
+    gSystem->CopyFile(fln.Data(), filename, kTRUE);
+    // copy __temp.msr -> mlog-file
+    gSystem->CopyFile("__temp.msr", fln.Data(), kTRUE);
+    // delete __temp.msr
+    gSystem->Exec("rm __temp.msr");
+  }
+
   // clean up
   if (startupHandler) {
     delete startupHandler;