mirror of
https://github.com/reactos/reactos.git
synced 2024-10-30 11:35:58 +00:00
53 lines
956 B
C
53 lines
956 B
C
/*
|
|
* FILE : cat.c
|
|
* NATIVE NAME: tcat "tappak's cat" :)
|
|
* AUTHOR : Semyon Novikov (tappak)
|
|
* PROJECT : ReactOS Operating System
|
|
* DESCRIPTION: file concatenation tool
|
|
* DATE : 2004-01-21
|
|
* LICENSE : GPL
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#define F_O_ERR "can not open file"
|
|
|
|
void help(void)
|
|
{
|
|
puts("File concatenation tool");
|
|
puts("Usage: cat [file]");
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
FILE *srcf;
|
|
char *keys[]={"--help","/help"};
|
|
int i=0,ret=0;
|
|
switch(argc)
|
|
{
|
|
case 1:puts("Usage: cat [file]");break;
|
|
case 2:
|
|
if ((!strcmp(argv[1],keys[0]))||(!strcmp(argv[1],keys[1])))
|
|
help();
|
|
else
|
|
{
|
|
if((srcf=fopen(argv[1],"r"))!=NULL)
|
|
{
|
|
while(i!=EOF)
|
|
{ i=fgetc(srcf);
|
|
putchar(i);
|
|
}
|
|
fclose(srcf);
|
|
}
|
|
else
|
|
{
|
|
printf("%s %s %s\n",argv[0],F_O_ERR,argv[1]);
|
|
ret=-1;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|