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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <malloc.h>
char nameinputt[80];
char namebefdot[76];
char nameaftdot[20];
char num[60][5]={
{"1"},{"2"},{"3"},{"4"},{"5"},{"6"},
{"7"},{"8"},{"9"},{"10"},{"11"},{"12"},
{"13"},{"14"},{"15"},{"16"},{"17"},{"18"},
{"19"},{"20"},{"21"},{"22"},{"23"},{"24"},
{"25"},{"26"},{"27"},{"28"},{"29"},{"30"},
{"31"},{"32"},{"33"},{"34"},{"35"},{"36"},
{"37"},{"38"},{"39"},{"40"},{"41"},{"42"},
{"43"},{"44"},{"45"},{"46"},{"47"},{"48"},
{"49"},{"50"},{"51"},{"52"},{"53"},{"54"},
{"55"},{"56"},{"57"},{"58"},{"59"},{"60"}};
char namenew[60][80]={{""}};
char namefile[61][80]={{""}};
char namedest[61][80];
void destname(int f)
{int i,j,k;
for(i=0;i<80;i++)
{if(nameinputt[i]=='.')
break;
namebefdot[i]=nameinputt[i];}
for(j=0,k=i;k<80&&j<20;k++,j++)
{nameaftdot[j]=nameinputt[k];}
strcat(namenew[f],namebefdot);
strcat(namenew[f],num[f]);
strcat(namenew[f],nameaftdot);
}
int changename(int f)
{f+=1;
return f;
}
long
filelen(char* filename)
{
FILE *v_fpLog = NULL;
long fSet = 0, fEnd = 0;
long filelen = 0;
if ( (v_fpLog = fopen( filename , "r+")) == NULL )
{
printf( "The file '%s' was not opened", filename );
return 0;
}
else
{
fseek( v_fpLog, 0, SEEK_SET );
fSet = ftell( v_fpLog );
fseek( v_fpLog, 0, SEEK_END );
fEnd = ftell( v_fpLog );
/* file lenght */
filelen = (fEnd - fSet)/1024;
}
return filelen;
}/*用于获得文件大小*/
void savename(int count)
{FILE *fp ;
int i,j;
if((fp = fopen("file", "w"))==NULL)
{printf(" file文件不在此目录\n");exit(0);}
for(j=0;j<80;j++)
namefile[count][j]=nameinputt[j];
for(i=0 ; i <=count+1 ; i++)
{
fprintf(fp, "%s\n", namefile[i]) ;
}
fclose(fp) ;
}
void
savesize (long int size)
{
FILE *fp;
if ((fp = fopen ("file2", "w")) == NULL)
{
printf (" file2文件不在此目录\n");
exit (0);
}
fprintf (fp, "%ld", size);
fclose (fp);
}/*保存分割文件大小，供合并时使用*/
int
readname ()
{
FILE *fp;
int i = 0, j;
int count;
char *p;
if ((fp = fopen ("file", "r")) == NULL)
{
printf (" file文件不在此目录\n");
exit (0);
}
while (fgets (namedest[i], 80, fp) != NULL)
{
p = strchr (namedest[i], '\n');
if (p)
*p = 0;
i++;
}
for (j = 0, count = 0; j < 61; j++)
{
if (namedest[j][0] != '\0')
count++;
}
fclose (fp);
return count - 1;
}/*合并时读取文件名信息*/
long int
readsize ()
{
FILE *fp;
long int size;
if ((fp = fopen ("file2", "r")) == NULL)
{
printf (" file2文件不在此目录\n");
exit (0);
}
fscanf (fp, "%ld", &size);
fclose (fp);
return size;
}/*读取分割文件大小信息*/
int
unite()
{
int i = 0;
int count = 0, times,per;
long int size = 0;
FILE *creat, *file;
printf (" 合并进行中\n");
printf (" 请稍后\n");
printf
("-------------------------------------------------------------------------------\n");
printf (" 已完成0%%\n");
count = readname ();
size = readsize ();
if ((creat = fopen (namedest[count], "wb")) == NULL)
printf ("can't create file\n");
fclose (creat);
if ((creat = fopen (namedest[count], "ab")) == NULL)
printf ("can't open created file\n");
do
{
if ((file = fopen (namedest[i], "rb")) == NULL)
{ printf ("can't open united file\n");
exit(0);
}
for(times=0; times<=size*1024 && (!feof(file)); times++)
{
fputc(fgetc(file),creat);
}
per = (i+1)/(float)count*100;
printf (" 已完成%d%%\n",per);
fclose (file);
i++;
}
while (i < count);
fclose (creat);
printf (" 已成功,合并后的文件是:\n");
printf (namedest[count]);
printf ("\n");
}
int main(int argc, char *argv[])
{ FILE *in,*out;
int i;
int f = 0, k, times;
long int size = 0,len;
int per;
if( (argc == 1) || (argv[1] == "--help") || (argv[1] == "/?") || ((argc == 2) && (argv[1][0] != 'u')) )
{ printf("Usage: split \n");
printf("To unite: split u\n");
printf("Example: \" split file 3 \" -- split file to many parts,and every single part is 3KB's big\n");
exit(0);
}
if( (argc == 2) && (argv[1][0] == 'u') )
{ unite();
exit(0);
}
for(i=0;i<80;i++)
{if(argv[1][i]!='\0')
nameinputt[i]=argv[1][i];
else break;
}
size = atoi(argv[2]);
if ((in = fopen (nameinputt, "rb")) == NULL)
{
printf
("-------------------------------------------------------------------------------\n");
printf (" 不能打开被分割文件,请检查输入的文件名\n");
printf
("-------------------------------------------------------------------------------\n");
exit(0);
}
len = filelen(nameinputt);
printf
("-------------------------------------------------------------------------------\n");
printf ("\n 分割进行中,请耐心等待\n");
printf
("-------------------------------------------------------------------------------\n");
printf (" 已完成0%%\n");
printf (" 分割后的文件是\n");
while(!feof(in))
{
destname(f);
for (k = 0; k < 80; k++)
namefile[f][k] = namenew[f][k];
printf (namenew[f]);
printf ("\n");
if ((out = fopen (namenew[f], "wb")) == NULL)
printf ("can't open out file\n");
for(times=0; times<=size*1024 && (!feof(in)); times++)
{
fputc(fgetc(in),out);
}
per = (f+1)/(float)(1+len/size)*100;
printf (" 已完成%d%%\n",per);
f = changename (f);
fclose (out);
}
fclose (in);
savename (f);
savesize (size);
printf (" 分割完毕\n");
printf
("-------------------------------------------------------------------------------\n");
}
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