11545 Want configurable output field separator for libofmt
Portions contributed by: Cody Peter Mello <cody.mello@joyent.com>
Reviewed by: Jason King <jason.king@joyent.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>

@@ -11,17 +11,19 @@
 .\"
 .\" Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
 .\" Copyright 2017 Nexenta Systems, Inc.
 .\" Copyright 2018 Joyent, Inc.
 .\"
-.Dd December 20, 2018
+.Dd February 13, 2019
 .Dt OFMT 3OFMT
 .Os
 .Sh NAME
 .Nm ofmt_open ,
 .Nm ofmt_print ,
+.Nm ofmt_print_header ,
 .Nm ofmt_update_winsize ,
+.Nm ofmt_set_fs ,
 .Nm ofmt_strerror ,
 .Nm ofmt_close
 .Nd data structures and routines for printing output
 .Sh LIBRARY
 .Lb libofmt

@@ -39,13 +41,22 @@
 .Fo ofmt_print
 .Fa "ofmt_handle_t ofmt"
 .Fa "void *cbarg"
 .Fc
 .Ft void
+.Fo ofmt_print_header
+.Fa "ofmt_handle_t ofmt"
+.Fc
+.Ft void
 .Fo ofmt_update_winsize
 .Fa "ofmt_handle_t ofmt"
 .Fc
+.Ft void
+.Fo ofmt_set_fs
+.Fa "ofmt_handle_t ofmt"
+.Fa "char fs"
+.Fc
 .Ft "char *"
 .Fo ofmt_strerror
 .Fa "ofmt_handle_t ofmt"
 .Fa "ofmt_status_t error"
 .Fa "char *buf"

@@ -210,10 +221,13 @@
 .Dv OFMT_PARSABLE
 will result in
 .Dv OFMT_EPARSEMULTI .
 .It Dv OFMT_RIGHTJUST
 Right justified output.
+.It Dv OFMT_NOHEADER
+Skip printing the header when calling
+.Fn ofmt_print .
 .El
 .Pp
 The non-zero
 .Fa maxcols
 limits the number of output columns.

@@ -239,10 +253,19 @@
 .Pp
 The callback function should fill
 .Fa buf
 with the string to be printed for the field using the data in
 .Fa cbarg .
+.Ss Fn ofmt_print_header
+The
+.Fn ofmt_print_header
+function prints the output header.
+This is usually done as part of calling
+.Fn ofmt_print ,
+but is skipped when using
+.Dv OFMT_NOHEADER .
+This function allows you to insert it when and where desired.
 .Ss Fn ofmt_update_winsize
 The
 .Fn ofmt_update_winsize
 function updates the window size information
 .Pq which is initially computed when the handle is created

@@ -249,10 +272,14 @@
 in the
 .Fa ofmt .
 If the
 .Dv TIOCGWINSZ
 ioctl fails, the window size is set to 80x24.
+.Ss Fn ofmt_set_fs
+The
+.Fn ofmt_set_fs
+function sets the output field separator for parsable output.
 .Ss Fn ofmt_strerror
 The
 .Fn ofmt_strerror
 function returns error diagnostics in
 .Fa buf