cntword.c

来自「自己做的常用库和实现的数据结构。public domain.」· C语言 代码 · 共 51 行

/* Demo of simple world counter.
 *
 * Written by Cyril Hu ([e-mail]), public domain.
 */

#include<stdio.h>
#include<stdlib.h>
#include<ctype.h>

FILE *fp;
int cnt=0;

void get_yes(void)
{
	int t;
	while((t=fgetc(fp)) != EOF) {
		printf("    %c", t);
		if(isalpha(t)  || t == '-') 
			continue;
		else {
			cnt++;
			break;
		}
	}
}

int main(void)
{
	int c,t,t2;
	char *path = "test.c";

	if((fp = fopen(path, "r")) == NULL) {
		fprintf(stderr, "Fatal: file open error !");
		exit(EXIT_FAILURE);
	}
	while((c=fgetc(fp)) != EOF) {
		putchar(c);
		/*
		if(!isalpha(c)) {
			while((t=fgetc(fp)) != EOF) {
				if(isalpha(t)) 
					get_yes();
			}
		} else */
			get_yes();
	}
	printf("There are %d words in %s\n", cnt,path);

	return EXIT_SUCCESS;
}