11

wcl.c

@@ -0,0 +1,36 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+void process_file(const char *filename, long *lines, long *words, long *bytes) {
+	FILE *file = fopen(filename, "r");
+	if (!file) {
+		perror(filename);
+		return;
+	}
+	int ch;
+	int in_word = 0;
+	while ((ch = fgetc(file)) != EOF) {
+		(*bytes)++;
+		if (ch == '\n') (*lines)++;
+		if (isspace(ch)) {
+			in_word = 0;
+		} 
+		else if (!in_word) {
+        		in_word = 1;
+        		(*words)++;
+        	}
+	}
+	fclose(file);
+}
+int main(int argc, char *argv[]) {
+	long total_lines = 0, total_words = 0, total_bytes = 0;
+	printf("Name\tLines\tBytes\tWords\n");
+	for (int i = 1; i < argc; i++) {
+        	long lines = 0, words = 0, bytes = 0;
+		process_file(argv[i], &lines, &words, &bytes);
+		printf("%s\t%ld\t%ld\t%ld\n",argv[i], lines, bytes, words);
+	        total_lines += lines;
+	        total_words += words;
+	        total_bytes += bytes;
+	}
+}