Add support for following more than one file i.e.

tail -f file1 file2

1 files changed, 10 insertions, 1 deletions

diff --git a/usr.bin/tail/extern.h b/usr.bin/tail/extern.h
index 8ad21ec..9c45a1b 100644
--- a/usr.bin/tail/extern.h
+++ b/usr.bin/tail/extern.h
@@ -50,8 +50,17 @@ struct mapinfo {
 	int	fd;
 };
 
+struct file_info {
+	FILE *fp;
+	char *file_name;
+	struct stat st;
+};
+
+typedef struct file_info file_info_t;
+
 enum STYLE { NOTSET = 0, FBYTES, FLINES, RBYTES, RLINES, REVERSE };
 
+void follow(file_info_t *, enum STYLE, off_t);
 void forward(FILE *, enum STYLE, off_t, struct stat *);
 void reverse(FILE *, enum STYLE, off_t, struct stat *);
 
@@ -63,5 +72,5 @@ void oerr(void);
 int mapprint(struct mapinfo *, off_t, off_t);
 int maparound(struct mapinfo *, off_t);
 
-extern int Fflag, fflag, rflag, rval;
+extern int Fflag, fflag, rflag, rval, no_files;
 extern const char *fname;