Revert "mangling the simple attr example (8.)"

This reverts commit e8f71e4fd8.

basics/simple_attr.c

@@ -1,47 +1,54 @@
+/* pager functionality by Joseph Spainhour" <spainhou@bellsouth.net> */
 #include <ncurses.h>
 #include <stdlib.h>
 
 int main(int argc, char *argv[])
 {
-    int ch, prev, row, col;
+  int ch, prev, row, col;
-    prev = EOF;
+  prev = EOF;
-    FILE *fp;
+  FILE *fp;
-    int y, x;
+  int y, x;
 
-    if (argc != 2) {
+  if(argc != 2)
-        printf("Usage: %s <a c file name>\n", argv[0]);
+  {
-        exit(1);
+    printf("Usage: %s <a c file name>\n", argv[0]);
+    exit(1);
+  }
+  fp = fopen(argv[1], "r");
+  if(fp == NULL)
+  {
+    perror("Cannot open input file");
+    exit(1);
+  }
+  initscr();                /* Start curses mode */
+  getmaxyx(stdscr, row, col);        /* find the boundaries of the screeen */
+  while((ch = fgetc(fp)) != EOF)    /* read the file till we reach the end */
+  {
+    getyx(stdscr, y, x);        /* get the current curser position */
+    if(y == (row - 1))            /* are we are at the end of the screen */
+    {
+      printw("<-Press Any Key->");    /* tell the user to press a key */
+      getch();
+      clear();                /* clear the screen */
+      move(0, 0);            /* start at the beginning of the screen */
     }
-    fp = fopen(argv[1], "r");
+    if(prev == '/' && ch == '*')        /* If it is / and * then only
-    if (fp == NULL) {
+                                          * switch bold on */
-        perror("Cannot open input file");
+    {
-        exit(1);
+      attron(A_BOLD);            /* cut bold on */
+      getyx(stdscr, y, x);        /* get the current curser position */
+      move(y, x - 1);            /* back up one space */
+      printw("%c%c", '/', ch);         /* The actual printing is done here */
     }
-    initscr();
+    else
-    getmaxyx(stdscr, row, col);
+      printw("%c", ch);
-    while ((ch = fgetc(fp)) != EOF) {
+    refresh();
-        getyx(stdscr, y, x);
+    if(prev == '*' && ch == '/')
-        if (y == (row - 1)) {
+      attroff(A_BOLD);                /* Switch it off once we got *
-            printw("<-Press Any Key->");
+                                      * and then / */
-            getch();
+    prev = ch;
-            clear();
+  }
-            move(0, 0);
+  endwin();                           /* End curses mode */
-        }
+  fclose(fp);
-        if (prev == '/' && ch == '*') {
+  return 0;
-            attron(A_BOLD | COLOR_GREEN);
-            getyx(stdscr, y, x);
-            move(y, x - 1);
-            printw("%c%c", '/', ch);
-        } else {
-            printw("%c", ch);
-            refresh();
-            if (prev == '*' && ch == '/') {
-                attroff(A_BOLD | COLOR_GREEN);
-                prev = ch;
-            }
-        }
-    }
-    endwin();
-    fclose(fp);
-    return 0;
 }