xo_error - Man Page

generate simple error messages in multiple output styles

Library

Text, XML, JSON, and HTML Output Emission Library (libxo, -lxo)

Synopsis

#include <libxo/xo.h>

void
xo_error(const char *fmt, ...);

Description

Use the xo_error() function to generate error messages to standard error. The fmt argument is a string containing printf-style formatting instructions that describe the remaining arguments.

When converting an application to libxo, one can replace fprintf(stderr,...) calls with xo_error() calls.

See Also

printf(3), xo_emit(3), libxo(3)

History

The libxo library first appeared in FreeBSD 11.0.

Authors

libxo was written by Phil Shafer <phil@freebsd.org>.

Additional Documentation

FreeBSD uses libxo version 1.6.0. Complete documentation can be found on github:

https://juniper.github.io/libxo/1.6.0/html/index.html

libxo lives on github as:

https://github.com/Juniper/libxo

The latest release of libxo is available at:

https://github.com/Juniper/libxo/releases

History

The libxo library was added in FreeBSD 11.0.

Author

Phil Shafer

Info

December 4, 2014