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funktionen.h

a guest Apr 3rd, 2019 14 Never
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  1. #pragma once
  2. #include <stdio.h>        
  3. #include <string.h>
  4. #include <ctype.h>
  5. #include <stdlib.h>
  6. #include <time.h>
  7. #include <fstream>
  8.  
  9. #define DATEINAME "Studierendendaten.bin"
  10. #define EINGABELIMIT 30
  11. #define MAXBYTES 76
  12. #define maximum 6
  13.  
  14. struct Student person1;
  15.  
  16. FILE* datei_oeffnen(void);
  17. FILE* datei_oeffnen_aendern(void);  // rb+
  18.  
  19. struct Student
  20. {
  21.     char name[EINGABELIMIT];
  22.     char vorname[EINGABELIMIT];
  23.     int matrikelnummer;
  24.     float mathe_z;
  25.     float programmieren_z;
  26.     float datenstrukturen_z;
  27. };
  28.  
  29. int get_dateigroesse(FILE*);
  30. void datei_lesen(struct Student*, FILE*);
  31. void datei_schreiben(struct Student*, FILE*);
  32. void datei_schreiben_ersetzen(struct Student*, FILE*);
  33. int daten_eingeben(struct Student*, FILE*, int);
  34. void dateiinhalt_aendern(struct Student*, int, FILE*);
  35. void dateiinhalt_loeschen(struct Student*, int, FILE*);
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