78 grep_refill(struct file *f)  in grep_refill()  argument
107 			if (lseek(f->fd, 0, SEEK_SET) == -1)  in grep_refill()
109 			nr = read(f->fd, buffer, MAXBUFSIZ);  in grep_refill()
117 		nr = read(f->fd, buffer, MAXBUFSIZ);  in grep_refill()
139 grep_fgetln(struct file *f, size_t *lenp)  in grep_fgetln()  argument
148 	if (bufrem == 0 && grep_refill(f) != 0)  in grep_fgetln()
175 		if (grep_refill(f) != 0)  in grep_fgetln()
202 grep_file_init(struct file *f)  in grep_file_init()  argument
207 	    (gzbufdesc = gzdopen(f->fd, "r")) == NULL)  in grep_file_init()
211 	    (bzbufdesc = BZ2_bzdopen(f->fd, "r")) == NULL)  in grep_file_init()
216 	if (grep_refill(f) != 0)  in grep_file_init()
222 		f->binary = true;  in grep_file_init()
224 	return (f);  in grep_file_init()
226 	close(f->fd);  in grep_file_init()
227 	free(f);  in grep_file_init()
237 	struct file *f;  in grep_open()  local
239 	f = grep_malloc(sizeof *f);  in grep_open()
240 	memset(f, 0, sizeof *f);  in grep_open()
244 		f->fd = STDIN_FILENO;  in grep_open()
245 	} else if ((f->fd = open(path, O_RDONLY)) == -1) {  in grep_open()
246 		free(f);  in grep_open()
250 	return (grep_file_init(f));  in grep_open()
257 grep_close(struct file *f)  in grep_close()  argument
260 	close(f->fd);  in grep_close()