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标题: 跪求哪位高手的帮忙 [查看完整版帖子] [打印本页]

时间: 2007-6-27 17:46

作者: LY7029 标题: 跪求哪位高手的帮忙

各位大哥大姐们，小弟平时学业不精，现有一课题设计求助啊用C语言做一个程序设计题目：会议人员信息管理系统：    （1）基本要求与内容：a.使用汉字菜单；b.具有建立数据库功能；c.具有数据输入功能；d.具有数据删除功能；e.具有各种查询（如按编号、姓名查询等）及输出功能；f.其它功能；     <span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">    （2）描述及绘制出系统功能结构框图时间紧迫啊，望哪位高手看过后，帮我做一下

[此贴子已经被作者于2007-8-7 14:11:59编辑过]

时间: 2007-6-28 10:16

作者: sbjepfi

让别人给你弄这个，不大可能吧。

时间: 2007-6-28 15:55

作者: vxin_yf

顶

时间: 2007-6-28 22:09

作者: LY7029 标题: [原创]

小弟也是没办法了，我知道这个课题很复杂，不过我水平实在有限，而且老师也催得上交急，哪位高手就出手帮我一下吧！现在是整天急得睡不着觉啊！

时间: 2007-6-30 12:18

作者: LY7029

看了至少给点提示咯！指点一下总可以吧！

时间: 2007-6-30 19:06

作者: qqqq

C是要用TC么？那有点虐对于学生来说。

时间: 2007-6-30 19:06

作者: qqqq

/* DBF.c  *  * DBF.Com -- dBASE III / FoxBASE+  Database structure lister  *  * Copyright (c) 1988, by Matrix Software Systems  *                        All rights reserved  *  * This program will list the structure of any dBASE III /FoxBASE +  * database file in a format similar to "List Structure." It is similar  * to another PD program (ListStru.COM) except that this version handles  * wildcards, comes complete with source code (for use with Turbo C),  * and is about one-half the size.  *  *  * This program is provided on an "as-is" basis.  No warranty, expressed  * or implied, covers this program.  Matrix Software Systems disclaims  * all conditions and warranties, whether express or implied with regard  * to this program, including all implied conditions or warranties of  * merchantibility and fitness for a particular purpose.  *  * This program is NOT public domain.  It may be freely distributed as  * long as the following conditions are met:  *  *  1.  Any and all copies must include the above copyright notice.  *  2.  The software must be distributed in its original ARC format  *      which contains the files DBF.COM, DBF.C, and READ.ME.  *  3.  No fee may be charged for any copy, aside from a possible small  *      duplication and handling fee.  (I sincerely doubt you could sell  *      this if you wanted to...)  *  *  * To compile the source code, you will need Turbo C (V1.0).  *  *    tcc -Ic:\tc\include -Lc:\tc\lib -K -O -Z -d -f- -mt dbf.c  *    exe2bin dbf.exe dbf.com  *  */#include <stdio.h> #include <fcntl.h> #include <io.h> #include <errno.h> #include <dir.h> #include <string.h> /* A few typedefs from Amigaland.  Makes porting code a hell of a lot easier */ #define VOID   void typedef unsigned char UBYTE; typedef unsigned short UWORD; typedef unsigned long ULONG; typedef char BYTE; typedef short WORD; typedef char *STRPTR; STRPTR usagemessage[] = {    "DBF.Com -- Copyright (c) 1988, by Matrix Software Systems",    "        -- All Rights Reserved --",    " ",    "List dBASE III / FoxBASE+ database file structures",    "Usage:  DBF <filename.ext> [<filename.ext>...]",    "        Filenames may include path and/or wildcards (* and ?)",    "        If no extension is specified, '.DBF' is assumed.",    " ",    "

lease send comments/requests to the following locations:",    "  CompuServe:  75126,2223",    "  BIX:  dlove",    "" };   /* dBASE III database header size and offset information */ #define SIZEOF_DBF_HEADER  32 #define HOFF_VERSION       0 #define HOFF_UPDATE_DAY    3 #define HOFF_UPDATE_MONTH  2 #define HOFF_UPDATE_YEAR   1 #define HOFF_RECORDS       4 #define HOFF_HEADER_SIZE   8 #define HOFF_RECORD_SIZE   10#define hdr_version(x)        ( (WORD)*(x) ) #define hdr_update_day(x)     ( (WORD)*(x+HOFF_UPDATE_DAY) ) #define hdr_update_month(x)   ( (WORD)*(x+HOFF_UPDATE_MONTH) ) #define hdr_update_year(x)    ( (WORD)*(x+HOFF_UPDATE_YEAR)+1900) #define hdr_records(x)        (*((ULONG *)(x+HOFF_RECORDS))) #define hdr_size(x)           (*((UWORD *)(x+HOFF_HEADER_SIZE))) #define hdr_rsize(x)          (*((UWORD *)(x+HOFF_RECORD_SIZE))) #define num_fields(x)         ((hdr_size(x)-32)>>5) /* dBASE field header size and offset information */ #define SIZEOF_DBF_FIELD   32 #define FOFF_TYPE    11 #define FOFF_LENGTH  16 #define FOFF_DECIMAL 17#define fld_name(x)     (x) #define fld_type(x)     (x[FOFF_TYPE]) #define fld_length(x)   ((UWORD)x[FOFF_LENGTH]) #define fld_decimal(x)  ((UWORD)x[FOFF_DECIMAL]) /* Prototypes */ WORD main(int, char**); STRPTR fixname(STRPTR,struct ffblk *); WORD liststru(STRPTR); VOID usage(void); WORD main(argc,argv) WORD argc; char *argv[]; {    static char filename[256];    static struct ffblk ffblk;    register STRPTR st;      if (argc < 2) {               /* Show usage if no argument given */       usage();    } else {       while(--argc) {          strcpy(filename,*(++argv));            /* Assume the extension .dbf unless otherwise specified */          for (st = filename; *st != '\0' && *st != '.'; st++);          if (*st == '\0')             strcpy(st,".dbf");         /* Now check for a matching file.  If no match is found, assume           * the argument is a directory name, append "<a href="file://\\*.dbf">\\*.dbf</a>" and attempt           * to match a file there.  If there are still no matches found,           * print a warning message and skip to the next arg.            */         if (findfirst(filename,&ffblk,0)) {             sprintf(filename,"%s%s",*argv,"<a href="file://\\*.dbf">\\*.dbf</a>");             if (findfirst(filename,&ffblk,0)) {                printf("Could not locate %s.",*argv);                continue;             }          }         /* If we get here, findfirst() found a matching file.  So fix the           * filename to eliminate any wildcards and attempt to process it.           * Loop until all matches have been handled.                       */          do {             liststru(fixname(filename,&ffblk));          } while (!findnext(&ffblk));       }    } } STRPTR fixname(filename,ffblk) STRPTR filename; struct ffblk *ffblk; {    static char drive[MAXDRIVE];    static char dir[MAXDIR];    static char file[MAXFILE];    static char ext[MAXEXT];   /* Tear the filename apart to get the drive and directory */    fnsplit(filename,drive,dir,file,ext);      /* Then reassemble it with the correct filename */    sprintf(filename,"%s%s%s",drive,dir,ffblk->ff_name);      /* For convenience, return a pointer to the fixed filename */    return(filename); } WORD liststru(filename) STRPTR filename; {    static char header[SIZEOF_DBF_HEADER];    static char field[SIZEOF_DBF_FIELD];    register int fp;    register int size,i;    register STRPTR format,type;      printf("Structure for database : %s\n",filename);   /* Attempt to open the file (Note that O_BINARY MUST be present!) */    fp = open(filename,O_RDONLY|O_BINARY|O_DENYNONE);    if (fp) {       /* Attempt to read the database header */       size = read(fp,&header[0],SIZEOF_DBF_HEADER);       if (size == SIZEOF_DBF_HEADER) {         /* Got it, so print out the header information */          /* Uncomment the next line to check the dbf version #.  For dBASE III             and FoxBASE + files it will be 3 (or 83 if there is an associated             .dbt file) */          /* printf("Version #%d\n",hdr_version(header)); */         printf("Number of data records : %10ld\n",hdr_records(header));          printf("Date of last update    : %02d-%02d-%4d\n",                hdr_update_month(header),hdr_update_day(header),                hdr_update_year(header));          printf("Field  Field name  Type       Width    Dec\n");          printf("-----  ----------  ----       -----    ---\n");            /* Finally, print out each field */          for (i = 1; i <= num_fields(header); i++) {             size = read(fp,&field[0],SIZEOF_DBF_FIELD);             if (size == SIZEOF_DBF_FIELD) {                format = "%-9s  %5d\n";                printf("%5d  %-10s  ",i,fld_name(field));                switch(fld_type(field)) {                   case 'C':                      type = "Character";break;                   case 'D':                      type = "Date";break;                   case 'L':                      type = "Logical";break;                   case 'M':                      type = "Memo";break;                   case 'N':                      type = "Numeric";                      format = "%-9s  %5d    %3d\n";break;                   default:                      /* Egads!  A goto! */                      goto error;                }                printf(format,type,fld_length(field),fld_decimal(field));             } else                /* Oh No!  Another one! */                goto error;          }          /* Finally, print out the total record size.  Notice that this is one           * byte larger than the sum of the individual field length printed           * above.  dBASE adds one byte to the beginning of every record           * for internal use (deletion state).                                */         printf("** Total **                   %5d\n",hdr_rsize(header));       } else { error:          puts("Database file corrupt!");       }       close(fp);    } else       printf("Couldn't open database : %s\n",filename); } void usage() {    register STRPTR *st;    for(st = usagemessage; **st; st++)       puts(*st); }

时间: 2007-6-30 19:07

作者: qqqq

上面是使用TURBO C读数据库文件

时间: 2007-8-7 14:09

作者: LY7029

看到你的回贴时已是我做完课程设计后很久了，虽然程序是通过老师这关了，不过那个设计有很多地方不完善，看了你的贴后又让我学到了新的方法。很是感激啊！努力ing!

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