图书管理系统c语言绝对可以用.docx

1、图书管理系统c语言绝对可以用#include #define booksize 100#define blhnum 50#define rrunm 50#include typedef struct int bno; char bname21; int namenext; char author9; int authnext; char press11; int prenext; char sortno4; int storenum; int borrownum; bookrectype; typedef struct bookrectype bookdbasebooksize; int le

2、n; bookdbasefile; typedef struct int bno; int recno; bidxrectype; typedef struct bidxrectype bnoidxbooksize; int len; bnoidxfile; typedef struct char bname21; int lhead; int recnum; bnrectype; typedef struct bnrectype lhfrec1blhnum; int len1; lhfile1; typedef struct char author9; int lhead; int recn

3、um; barectype; typedef struct barectype lhfrec2blhnum; int len2; lhfile2; typedef struct char press11; int lhead; int recnum; bprectype; typedef struct bprectype lhfrec3blhnum; int len3; lhfile3; typedef struct int rno; char name8; int bn1; int bn2; rrectype; typedef struct rrectype readrecrrunm; in

4、t len; readerfile; typedef struct int rno; int recno; ridxrectype; typedef struct ridxrectype rnoidxrrunm; int len; rnoidxfile; typedef struct int rno; int bno; char date19; char date29; bbookrectype; typedef struct bbookrectype bbookbooksize; int len; bbookfile;bookdbasefile appedbaserec(bookdbasef

5、ile bf) int i; i=+bf.len; printf(书号 书 名 作者名 出版商 分类号 藏书量 n); scanf(%d%s,&bf.bookdbasei.bno, bf.bookdbasei.bname); scanf(%s%s,&bf.bookdbasei.author, bf.bookdbasei.press); scanf(%s %d,&bf.bookdbasei.sortno,&bf.bookdbasei.storenum); bf.bookdbasei.borrownum=0; return bf;bnoidxfile changebnoidxf(bookdbase

6、file bf,bnoidxfile bif) int i,j,k=1; i=bf.len; j=bif.len; while(j=1) if(bf.bookdbasei.bnobif.bnoidxi.bno) k=j+1;break; j-; if(bif.len0) for(j=bif.len;j=k;j-) bif.bnoidxj+1=bif.bnoidxj; bif.bnoidxk.bno=bf.bookdbasei.bno; bif.bnoidxk.recno=i; bif.len+; return bif;lhfile1 changelinkheabf1(bookdbasefile

7、 *bf,lhfile1 lhf1) int i,j,k,m; char sm21; i=bf-len; strcpy(sm,bf-bookdbasei.bname); j=1;k=0; while(jbookdbasei.namenext=lhf1.lhfrec1k.lhead; lhf1.lhfrec1k.lhead=i; lhf1.lhfrec1k.recnum+; else m=+lhf1.len1; bf-bookdbasei.namenext=0; lhf1.lhfrec1m.lhead=i; lhf1.lhfrec1m.recnum=1; strcpy(lhf1.lhfrec1m

8、.bname,sm); return lhf1;lhfile2 changelinkheabf2(bookdbasefile *bf,lhfile2 lhf2) int i,j,k,m; char zz9; i=bf-len; strcpy(zz,bf-bookdbasei.author); j=1;k=0; while(jbookdbasei.authnext=lhf2.lhfrec2k.lhead; lhf2.lhfrec2k.lhead=i; lhf2.lhfrec2k.recnum+; else m=+lhf2.len2; bf-bookdbasei.authnext=0; lhf2.

9、lhfrec2m.lhead=i; lhf2.lhfrec2m.recnum=1; strcpy(lhf2.lhfrec2m.author,zz); return lhf2;lhfile3 changelinkheabf3(bookdbasefile *bf,lhfile3 lhf3) int i,j,k,m; char cbs11; i=bf-len; strcpy(cbs,bf-bookdbasei.press); j=1;k=0; while(jbookdbasei.prenext=lhf3.lhfrec3k.lhead; lhf3.lhfrec3k.lhead=i; lhf3.lhfr

10、ec3k.recnum+; else m=+lhf3.len3; bf-bookdbasei.prenext=0; lhf3.lhfrec3m.lhead=i; lhf3.lhfrec3m.recnum=1; strcpy(lhf3.lhfrec3m.press,cbs); return lhf3;int binsearch(bnoidxfile bif,int key) int low,high,mid; low=1; high=bif.len; while(low=high) mid=(low+high)/2; if(key=bif.bnoidxmid.bno) return bif.bn

11、oidxmid.recno; else if (keybif.bnoidxmid.bno) high=mid-1; else low=mid+1; return 0;/binsearchint bnamefind(lhfile1 lhf1,char key) int i,k=0; for(i=1;i=lhf1.len1;i+) if(strcmp(key,lhf1.lhfrec1i.bname)=0) k=lhf1.lhfrec1i.lhead;break; return k;int bauthfind(lhfile2 lhf2,char key) int i,k=0; for(i=1;i=l

12、hf2.len2;i+) if(strcmp(key,lhf2.lhfrec2i.author)=0) k=lhf2.lhfrec2i.lhead;break; return k;int bpressfind(lhfile3 lhf3,char key) int i,k=0; for(i=1;i=1 & choose=1) if(rf.readreci.rnorif.rnoidxi.rno) k=j+1;break; j-; if(rif.len0) for(j=rif.len;j=k;j-) rif.rnoidxj+1=rif.rnoidxj; rif.rnoidxk.rno=rf.read

13、reci.rno; rif.rnoidxk.recno=i; rif.len+; return rif;int rinsearch(rnoidxfile rif,int key) int low,high,mid; low=1; high=rif.len; while(low=high) mid=(low+high)/2; if(key=rif.rnoidxmid.rno) return rif.rnoidxmid.recno; else if (keyreadreck.bn2=rf-readreck.bn1) printf(书已借满!n);return; j=binsearch(bif,sh

14、); /查找图书文件 if(j=0) printf(非法书号!n);return; if(bf-bookdbasej.borrownum=bf-bookdbasej.storenum) printf(图书已借出!n);return; i=+bbf-len; /借还书记录数加1 bbf-bbooki.rno=dzh; /借还书文件追加一条记录，记录相关内容 bbf-bbooki.bno=sh; strcpy(bbf-bbooki.date1,jyrq); rf-readreck.bn2+; /读者借出数加1 bf-bookdbasej.borrownum+; /图书借出数加1 printf(借书

15、成功!n);void backbook(bookdbasefile *bf,bnoidxfile bif,bbookfile *bbf,readerfile *rf,rnoidxfile rif) char hsrq9; int sh,dzh; int i,j,k,m=0; printf(读者号 书号 还书日期 n); scanf(%d%d%s,&dzh,&sh,hsrq); k=rinsearch(rif,dzh); /查找读者文件 if(k=0) printf(非法读者!n);return; for(i=1;ilen;i+) /查询借还书文件 if(sh=bbf-bbooki.bno) m

16、=i;break; if(m=0) printf(非法书号!n);return; j=binsearch(bif,sh); /查找图书文件 if(j=0) printf(非法书号!n);return; strcpy(bbf-bbookm.date2,hsrq); /填入还书日期 rf-readreck.bn2-;/修改借书数 bf-bookdbasej.borrownum-; /修改借出数 printf(还书成功！n); void writefile(bookdbasefile bf,bnoidxfile bif,lhfile1 f1, lhfile2 f2,lhfile3 f3,reader

17、file rf,bbookfile bbf,rnoidxfile rif) FILE *fp;int i; /写图书主文件 fp=fopen(book,wb); for(i=1;i=bf.len;i+) fwrite(&bf.bookdbasei,sizeof(bookrectype),1,fp); fclose(fp); /写图书索引文件 fp=fopen(bidx,wb); for(i=1;i=bif.len;i+) fwrite(&bif.bnoidxi,sizeof(bidxrectype),1,fp); fclose(fp); /写书名索引链头文件 fp=fopen(nidx,wb)

18、; for(i=1;i=f1.len1;i+) fwrite(&f1.lhfrec1i,sizeof(bnrectype),1,fp); fclose(fp); /写作者索引链头文件 fp=fopen(aidx,wb); for(i=1;i=f2.len2;i+) fwrite(&f2.lhfrec2i,sizeof(barectype),1,fp); fclose(fp); /写出版社索引链头文件 fp=fopen(pidx,wb); for(i=1;i=f3.len3;i+) fwrite(&f3.lhfrec3i,sizeof(bprectype),1,fp); fclose(fp);

19、/写读者文件 fp=fopen(read,wb); for(i=1;i=rf.len;i+) fwrite(&rf.readreci,sizeof(rrectype),1,fp); fclose(fp); /写借还书文件 fp=fopen(bbf,wb); for(i=1;i=bbf.len;i+) fwrite(&bbf.bbooki,sizeof(bbookrectype),1,fp); fclose(fp); /写读者号文件 fp=fopen(ridx,wb); for(i=1;i=rif.len;i+) fwrite(&rif.rnoidxi,sizeof(ridxrectype),1,fp); fclose(fp); void readfile(bookdbasefile *bf,bnoidxfile *bif,lhfile1 *f1, lhfile2 *f2,lhfile3 *f3,readerfile *rf,bbookfile *bbf,rnoidxfile *rif)