HP 9000 Series 300 Tutorials Manual page 277

Example Program: SHOW
This example program displays a file taken from the standard input, one screen
at a time. Press the terminal space bar to advance to the next screen.
#include <curses.h>
#include <signal.h>
main(argc,argv)
{
int argc;
char *argv [] ;
FILE *fd;
char linebuf[BUFSIZ];
int line;
void done() ,perror() ,exit();
i f
(argc
!=
2) {
fprintf(stderr, "usage: Is file\n", argv[O]);
exit
(1) ;
}
if (fd
=
fopen(argv[l] , "r"»
==
NULL) {
perror(argv[l]);
exit(2);
}
signal (SIGINT, done);
initscrO;
noechoO;
cbreakO;
nonlO; /* enable more screen optimization
idlok(stdscr , TRUE) ;
/* allow insert/delete line */
while (1) {
move(O,O);
for (line
=
0; line < LINES; line++) {
}
if (fgets(linebuf, sizeof linebuf, ·fd)
==
NULL) {
clrtobotO;
done 0 ;
}
move(line,O);
printw("%s", linebuf);
Program Operation 3-13