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ops_io.cc

+/********************************************************************************
+ * CIS3(D) Program suite                                                        *
+ *                                                                              *
+ * file: ops_io.cc                                                              *
+ *                                                                              *
+ * contains io routines                                                         * 
+ *                                                                              *
+ *                                                    Tillmann Klamroth  2005   *
+ ********************************************************************************/ 
+
+#include <fstream>
+#include <math.h>
+#include <limits.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <sys/time.h> 
+#include <sys/resource.h> 
+#include <iostream>
+#include <sstream>
+#include <stdlib.h>
+
+
+using namespace std;
+
+
+//Functions
+void status(ofstream* outf);
+int  rem_com(char* filename, char* streamstring, int string_length);
+
+
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+/*                      STATUS                                                   */
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+void status(ofstream* outf){
+  char str1[1024];
+  
+  size_t len = 1024;
+  time_t curr_time;
+  time(&curr_time);
+  
+  gethostname(str1, len);
+  
+  *outf << "Host: " << str1 << ", Date: " << ctime(&curr_time);
+  outf->flush();
+}
+
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+/*                      REM COM                                                  */
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+int rem_com(char* filename, char* streamstring, int string_length){
+  const char com_B = '#';
+  const char com_E = '\n';
+  
+  int pos = 0;
+  char cc;
+
+  ifstream inf(filename);
+  
+  while(inf.get(cc)&& pos < string_length-1){
+    if(cc != com_B) 
+      streamstring[pos++] = cc;
+    else{
+      while(cc != com_E && inf.get(cc));
+      streamstring[pos++] = com_E;
+    }
+  }
+  streamstring[pos] = 0;
+  if(pos == string_length-1){
+    cerr << "Buffer size exceeded !\n"; exit(0);
+  }
+  return(strlen(streamstring));
+}
+
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+/*                get_sys_size(char* sysfile, int* nroao, int* nroa,             */
+/*                              long long int* nrofint)                          */
+/*                                                                               */
+/* Read the system sizes form sysfile.                                           */
+/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+void get_sys_size(char* sysfile, int* nroao, int* nroa, long long int* nrofint){
+  
+  ifstream inf(sysfile);
+  
+  inf.read((char *) nroao,   sizeof(int));
+  inf.read((char *) nroa,    sizeof(int));
+  inf.read((char *) nrofint, sizeof(long long int));
+  
+  inf.close();
+}