Initial commit

Completed exercise

Author: fsaadatmand

chapter07/7-8.c

@@ -0,0 +1,60 @@
+/*
+ * Exercise 7-8. Write a program to print a set of files, starting each new one
+ * on a new page, with a title and a running page count for each file.
+ * By Faisal Saadatmand
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#define LINE      81
+#define PAGEBREAK 3840                 /* characters per page */
+
+/* functions */
+int pagecount(FILE *);
+void printcover(char *, int);
+
+int pagecount(FILE *f)
+{
+	int c;
+	int count = 0;
+
+	while ((c = getc(f)) != EOF) 
+		count++;
+
+	return (count < PAGEBREAK) ? 1 : count / PAGEBREAK;
+}
+
+void printcover(char *s, int n)
+{
+	int i;
+
+	printf("************************\n");
+	printf("File name: %s\n", s);
+	printf("Page count: %i\n", n);
+	printf("************************\n");
+
+	for (i = 4; i <= (PAGEBREAK / LINE); ++i)
+		printf("\n");
+}
+
+int main(int argc, char *argv[])
+{
+	FILE *fp;
+	char *prog = argv[0];
+	int pages;
+
+	while (--argc > 0)
+		if ((fp = fopen(*++argv, "r")) == NULL) {
+			fprintf(stderr, "%s: can't open %s\n", prog, *argv);
+			exit(EXIT_FAILURE);
+		} else {
+			pages = pagecount(fp);
+			rewind(fp);                /* rewind the input stream */
+			printcover(*argv, pages);
+			while (!feof(fp))        /* print file */
+				putc(getc(fp), stdout);
+			fclose(fp);
+		}
+	exit(EXIT_SUCCESS);
+}