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ccwc.c
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ccwc.c
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#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <wchar.h>
#include <wctype.h>
#include <locale.h>
#include <string.h>
#include <errno.h>
#define max(X,Y) (((X) > (Y)) ? (X) : (Y));
int main(int argc, char* argv[] ){
// printf("%ld", sizeof(char));
if(argc == 1){
printf("No input file\n");
return 0;
}
if(argc > 3){
printf("Too many flags\n");
return 0;
}else{
// char* localename = setlocale(LC_ALL, NULL);
// char name[32];
// strcpy(name, localename);
// printf("%s\n", name);
setlocale(LC_ALL, "");
// localename = setlocale(LC_ALL, NULL);
// strcpy(name, localename);
// printf("%s\n", name);
// printf("%ld\n", sizeof(char));
char* filename;
if(argc == 3) filename = argv[2];
else filename = argv[1];
// FILE* fd = filecheck(filename);
FILE* fd = fopen(filename, "r");
if(fd == NULL){
printf("Couldn't open file\n");
return 0;
}
wint_t c;
int bytecount = 0, linecount = 1, wordcount = 0, charcount = 0;
int spaceflag = 1;
while((c = fgetwc(fd)) != WEOF){
if(c == '\n') linecount++;
charcount++;
// bytecount++;
if(!iswspace(c) && spaceflag){
spaceflag = 0;
wordcount++;
}else if(iswspace(c) && !spaceflag){
spaceflag = 1;
}
// printf("%lc %X\n", c, c);
// printf("%d %d", c, wordcount);
}
int fdint = fileno(fd);
lseek(fdint, 0, SEEK_SET);
bytecount = lseek(fdint, 0, SEEK_END);
if(bytecount < 0){
printf("%s\n", strerror(errno));
}
fclose(fd);
// printf("%d", c);
// printf("%s\n", strerror(errno));
char bcw[20], lcw[20], wcw[20];
sprintf(bcw,"%d",bytecount);
sprintf(lcw,"%d",linecount);
sprintf(wcw,"%d",wordcount);
int msize = max(strlen(bcw), strlen(lcw));
msize = max(msize, strlen(wcw));
if(argc == 2){
printf(" %*s %*s %*s %s\n", msize, bcw, msize, lcw, msize, wcw, filename);
return 0 ;
}else{
char s = argv[1][1];
switch(s){
case 'c':
printf("%*d %s\n", msize, bytecount, filename);
break;
case 'l':
printf("%*d %s\n", msize, linecount, filename);
break;
case 'w':
printf("%*d %s\n", msize, wordcount, filename);
break;
case 'm':
printf("%*d %s\n", msize, bytecount, filename);
break;
default:
printf("No such flag\n");
break;
}
return 0;
}
}
}