split i/o stuff out to io.c

1 files changed, 6 insertions, 1 deletions

diff --git a/more.h b/more.h
index 440aa15..8e6e723 100644
--- a/more.h
+++ b/more.h
@@ -7,13 +7,18 @@ struct more_tty {
 	int columns;
 };
 
-struct morefile {
+struct more_file {
 	FILE *f;
 	FILE *backing;
 	size_t topline;
 	fpos_t *lines;
 	size_t nlines;
 	size_t mark[26];
+	char *buf;
+	size_t nbuf;
 };
 
 struct more_tty more_open_tty(int lines);
+struct more_file more_open(const char *path);
+void more_close(struct more_file *mf);
+ssize_t more_getline(struct more_file *mf, size_t lineno);