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- added CAPA-converter
- lonproblem reformatting

    1: 
    2: /**********************************************************/
    3: /*   This header defines Application Interface to the     */
    4: /*    CAPA system.  It needs capaParser.h and capaToken.h */
    5: /*    CAPA version 4.3                                    */
    6: /*    Date Oct 23 1995                                    */
    7: /*   Isaac Tsai                                           */
    8: /*                                                        */
    9: /*   Get rid of old style structure definition *_t        */
   10: /*   Make all structure definition begin with T_          */
   11: /*   1997, 1998, 1999  Isaac Tsai                         */
   12: /**********************************************************/
   13: 
   14: #ifndef   CAPA_COMMON_H
   15: #define   CAPA_COMMON_H
   16: 
   17: #include <stdio.h>
   18: #ifdef linux
   19: #include <stdlib.h>
   20: #endif
   21: #ifdef NeXT
   22: #include <stdlib.h>
   23: #include <libc.h>
   24: #else
   25: #include <malloc.h>
   26: #include <unistd.h>
   27: #endif
   28: 
   29: #include <math.h>
   30: #include <string.h>
   31: #include <time.h>
   32: #include <sys/fcntl.h>    /* lockf()  */
   33: #include <sys/file.h>     /* flock()  */
   34: #include <sys/types.h>
   35: #include "capaParser.h"
   36: 
   37: #ifndef    MAX
   38: #define    MAX(a,b) ((a>b)? (a):(b))
   39: #endif
   40: 
   41: #define    MAX_SECTION_SIZE    10240    /* Max # of students in the class */
   42: #define    MAX_SECTION_COUNT   1024
   43: #define    MAX_NAME_CHAR       30      /* Student's name max length      */
   44: #define    MAX_STUDENT_NUMBER   9      /* Student Number length          */
   45: #define    MAX_EMAIL_CHAR      40      /* Email address */
   46: #define    FILE_NAME_LENGTH    1024
   47: #define    MAX_PIN_CHAR        4
   48: #define    MAX_BUFFER_SIZE     2048
   49: #define    TMP_LINE_LENGTH     2048     /* used to read in log.db set.db dates.db */
   50: #define    SMALL_LINE_BUFFER   128     /* used to read classl, active.db */
   51: #define    SETDB_BUF_SIZE      (256*1024)
   52: /*  user input string length now in capaParser.h*/
   53: /*#define    ANSWER_STRING_LENG       81*/
   54: /*#define    UNIT_STRING_LENG         64*/
   55: #define    FORMAT_STRING_LENG       32
   56: 
   57: /* -------- used in check_date() */
   58: #define    CHECK_OPEN_DATE      1
   59: #define    CHECK_DUE_DATE       2
   60: #define    CHECK_ANS_DATE       3
   61: 
   62: 
   63: 
   64: /******************************************************************************/
   65: /* STRUCTURE FOR THE HEADER OF A DATABASE FILE                                */
   66: /******************************************************************************/
   67: 
   68: typedef struct {
   69:   char   num_questions[FORMAT_STRING_LENG];
   70:   char   *weight;
   71:   char   *partial_credit;
   72: }  T_header;
   73: 
   74: /******************************************************************************/
   75: /* STRUCTURE FOR A NORMAL DATABASE FILE ENTRY                                 */
   76: /******************************************************************************/
   77: 
   78: typedef struct {
   79:  char    student_number[MAX_STUDENT_NUMBER+1]; /* Student number */
   80:  int     e_probs;
   81:  char   *answers; /* String of answers */
   82:  char   *tries;
   83: } T_entry;
   84: 
   85: /******************************************************************************/
   86: /* STRUCTURE FOR A STUDENT IN THE STUDENT ARRAY                               */
   87: /******************************************************************************/
   88: 
   89: typedef struct _student {
   90:    struct _student *s_next;
   91:    struct _student *s_prev;
   92:    int    s_sec;
   93:    int    s_scores;
   94:    char   s_key[MAX_NAME_CHAR+MAX_NAME_CHAR+2]; /* sorting key */
   95:    char   s_sn[MAX_STUDENT_NUMBER+1];
   96:    char   s_nm[MAX_NAME_CHAR+1];
   97:    char   s_email[MAX_EMAIL_CHAR+1];
   98:    int    s_capaid;
   99: }  T_student;
  100: 
  101: /******************************************************************************/
  102: /* STRUCTURE FOR Login dates for a set                                        */
  103: /******************************************************************************/
  104: /*section number DATE_DEFAULTs contains the default dates an assignment is due*/ 
  105: #define DATE_DEFAULTS 0
  106: #define OPEN_OFFSET 0
  107: #define DUE_OFFSET 17
  108: #define ANSWER_OFFSET 34
  109: #define DATE_LENGTH 16
  110: #define DATE_BUFFER 17
  111: #define OPTION_INHIBIT_RESPONSE 100
  112: #define OPTION_VIEW_PROBLEMS_AFTER_DUE 101
  113: typedef struct _date {
  114:   struct _date *s_next;
  115:   int    section_start;
  116:   int    section_end;
  117:   char   open_date[DATE_BUFFER];
  118:   char   due_date[DATE_BUFFER];
  119:   char   answer_date[DATE_BUFFER];
  120:   char   duration[DATE_BUFFER];
  121:   int    inhibit_response;
  122:   int    view_problems_after_due;
  123: } T_dates;
  124: 
  125: /******************************************************************************/
  126: /* STRUCTURE FOR Login history for a student                                  */
  127: /******************************************************************************/
  128: typedef struct {
  129:  int     count;  /* Number of questions */
  130:  char   *answers; /* String of answers   */
  131: } login_history_t;
  132: 
  133: #define	leap_year(yr) ((yr) <= 1752 ? !((yr) % 4) : !((yr) % 4) && (((yr) % 100) || !((yr) % 400)))
  134: 
  135: #define	centuries_since_1700(yr) ((yr) > 1700 ? (yr) / 100 - 17 : 0)
  136: 
  137: #define	quad_centuries_since_1700(yr)  ((yr) > 1600 ? ((yr) - 1600) / 400 : 0)
  138: 
  139: #define	leap_years_since_year_1(yr)  ((yr) / 4 - centuries_since_1700(yr) + quad_centuries_since_1700(yr))
  140: 
  141: /*=============================================================================*/
  142: /* CAPA PROTOTYPES FOR FUNCTIONS IN COMMON.C                                   */
  143: /*=============================================================================*/
  144: /*-----------------------------------------------------------------------------*/
  145: int   capa_parse CAPA_ARG((int  set,Problem_t **problem,char *filename,int *num_questions,void (*func_ptr)()));
  146: void  send CAPA_ARG((char* text));
  147: /*============================================================================*/
  148: 
  149: #endif  /* CAPA_COMMON_H  */
  150: