Author: phil
Date: Tue May 16 18:41:36 2017
New Revision: 318361
URL: https://svnweb.freebsd.org/changeset/base/318361
Log:
Import libxo 0.7.2
Added:
vendor/Juniper/libxo/dist/libxo/xo_options.7 (contents, props changed)
Modified:
vendor/Juniper/libxo/dist/configure.ac
vendor/Juniper/libxo/dist/doc/Makefile.am
vendor/Juniper/libxo/dist/doc/libxo-manual.html
vendor/Juniper/libxo/dist/doc/libxo.txt
vendor/Juniper/libxo/dist/libxo/Makefile.am
vendor/Juniper/libxo/dist/libxo/libxo.c
vendor/Juniper/libxo/dist/libxo/xo.h
vendor/Juniper/libxo/dist/libxo/xo_buf.h
vendor/Juniper/libxo/dist/libxo/xo_encoder.c
vendor/Juniper/libxo/dist/libxo/xo_format.5
vendor/Juniper/libxo/dist/libxo/xo_syslog.c
vendor/Juniper/libxo/dist/tests/core/saved/test_01.E.out
vendor/Juniper/libxo/dist/tests/core/saved/test_01.J.out
vendor/Juniper/libxo/dist/tests/core/saved/test_01.JP.out
vendor/Juniper/libxo/dist/tests/core/saved/test_01.X.out
vendor/Juniper/libxo/dist/tests/core/saved/test_01.XP.out
vendor/Juniper/libxo/dist/tests/core/saved/test_10.X.out
vendor/Juniper/libxo/dist/tests/core/saved/test_10.XP.out
vendor/Juniper/libxo/dist/tests/core/saved/test_11.X.out
vendor/Juniper/libxo/dist/tests/core/saved/test_11.XP.out
vendor/Juniper/libxo/dist/tests/core/test_01.c
vendor/Juniper/libxo/dist/tests/gettext/po/pig_latin/strerror.po
vendor/Juniper/libxo/dist/tests/gettext/saved/gt_01.J.out
vendor/Juniper/libxo/dist/tests/gettext/saved/gt_01.JP.out
vendor/Juniper/libxo/dist/tests/gettext/strerror.pot
vendor/Juniper/libxo/dist/xo/xo.c
Modified: vendor/Juniper/libxo/dist/configure.ac
==============================================================================
--- vendor/Juniper/libxo/dist/configure.ac Tue May 16 18:39:23 2017
(r318360)
+++ vendor/Juniper/libxo/dist/configure.ac Tue May 16 18:41:36 2017
(r318361)
@@ -12,7 +12,7 @@
#
AC_PREREQ(2.2)
-AC_INIT([libxo], [0.6.3], [p...@juniper.net])
+AC_INIT([libxo], [0.7.2], [p...@juniper.net])
AM_INIT_AUTOMAKE([-Wall -Werror foreign -Wno-portability])
# Support silent build rules. Requires at least automake-1.11.
@@ -20,7 +20,6 @@ AM_INIT_AUTOMAKE([-Wall -Werror foreign
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_PROG_CC
-AM_PROG_AR
AC_PROG_INSTALL
AC_CONFIG_MACRO_DIR([m4])
AC_PROG_LN_S
@@ -135,6 +134,21 @@ if test "$GETTEXT_ENABLE" != "no"; then
AC_MSG_RESULT([$HAVE_GETTEXT])
fi
+
+ if test "$HAVE_GETTEXT" != "yes"; then
+ GETTEXT_PREFIX=/usr/local
+ AC_MSG_CHECKING([gettext in ${GETTEXT_PREFIX}])
+
+ _save_cflags="$CFLAGS"
+ CFLAGS="$CFLAGS -I${GETTEXT_PREFIX}/include -L${GETTEXT_PREFIX}/lib
-Werror -lintl"
+ AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <libintl.h>]
+ [int main() {char *cp = dgettext(NULL, "xx"); return 0; }]])],
+ [HAVE_GETTEXT=yes],
+ [HAVE_GETTEXT=no])
+ CFLAGS="$_save_cflags"
+
+ AC_MSG_RESULT([$HAVE_GETTEXT])
+ fi
fi
if test "$HAVE_GETTEXT" = "yes"; then
@@ -278,6 +292,13 @@ AC_ARG_ENABLE([debug],
AC_MSG_RESULT([$LIBXO_DEBUG])
AM_CONDITIONAL([LIBXO_DEBUG], [test "$LIBXO_DEBUG" != "no"])
+AC_MSG_CHECKING([whether to use int return codes])
+AC_ARG_ENABLE([int-return-codes],
+ [ --enable-int-return-codes Use int return codes (instead of ssize_t)],
+ [USE_INT_RETURN_CODES=yes; AC_DEFINE([USE_INT_RETURN_CODES], [1], [Use int
return codes])],
+ [USE_INT_RETURN_CODES=no])
+AC_MSG_RESULT([$USE_INT_RETURN_CODES])
+
AC_MSG_CHECKING([whether to build with text-only rendering])
AC_ARG_ENABLE([text-only],
[ --enable-text-only Turn on text-only rendering],
Modified: vendor/Juniper/libxo/dist/doc/Makefile.am
==============================================================================
--- vendor/Juniper/libxo/dist/doc/Makefile.am Tue May 16 18:39:23 2017
(r318360)
+++ vendor/Juniper/libxo/dist/doc/Makefile.am Tue May 16 18:41:36 2017
(r318361)
@@ -61,9 +61,9 @@ xolint.txt: ${top_srcdir}/xolint/xolint.
CLEANFILES = \
xolint.txt \
${INPUT}.xml \
-${INPUT}.txt \
${INPUT}.fxml \
-${INPUT}.html
+${OUTPUT}.txt \
+${OUTPUT}.html
else
doc docs:
@${ECHO} "The 'oxtradoc' tool is not installed; see libslax.org"
Modified: vendor/Juniper/libxo/dist/doc/libxo-manual.html
==============================================================================
--- vendor/Juniper/libxo/dist/doc/libxo-manual.html Tue May 16 18:39:23
2017 (r318360)
+++ vendor/Juniper/libxo/dist/doc/libxo-manual.html Tue May 16 18:41:36
2017 (r318361)
@@ -515,7 +515,7 @@ li.indline1 {
}
@top-right {
- content: "May 2016";
+ content: "May 2017";
}
@top-center {
@@ -22009,7 +22009,7 @@ jQuery(function ($) {
</tr>
<tr>
<td class="header left"></td>
-<td class="header right">May 28, 2016</td>
+<td class="header right">May 15, 2017</td>
</tr>
</table></div>
<p id="title" class="title">libxo: The Easy Way to Generate text, XML, JSON,
and HTML output<br><span class="filename">libxo-manual</span></p>
@@ -22271,36 +22271,40 @@ jQuery(function ($) {
</li>
<li class="tocline1">
<div class="section-number" id="toc_doc_section_3_1_4">3.1.4���</div>
-<a href="#xo_set_style">xo_set_style</a><ul class="toc">
+<a href="#xo_set_style">xo_set_style</a>
+</li>
+<li class="tocline1">
+<div class="section-number" id="toc_doc_section_3_1_5">3.1.5���</div>
+<a href="#xo_get_style">xo_get_style</a><ul class="toc">
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_4_1">3.1.4.1���</div>
+<div class="section-number" id="toc_doc_section_3_1_5_1">3.1.5.1���</div>
<a href="#styles">Output Styles (XO_STYLE_*)</a>
</li>
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_4_2">3.1.4.2���</div>
+<div class="section-number" id="toc_doc_section_3_1_5_2">3.1.5.2���</div>
<a href="#xo_set_style_name">xo_set_style_name</a>
</li>
</ul>
</li>
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_5">3.1.5���</div>
+<div class="section-number" id="toc_doc_section_3_1_6">3.1.6���</div>
<a href="#xo_set_flags">xo_set_flags</a><ul class="toc">
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_5_1">3.1.5.1���</div>
+<div class="section-number" id="toc_doc_section_3_1_6_1">3.1.6.1���</div>
<a href="#flags">Flags (XOF_*)</a>
</li>
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_5_2">3.1.5.2���</div>
+<div class="section-number" id="toc_doc_section_3_1_6_2">3.1.6.2���</div>
<a href="#xo_clear_flags">xo_clear_flags</a>
</li>
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_5_3">3.1.5.3���</div>
+<div class="section-number" id="toc_doc_section_3_1_6_3">3.1.6.3���</div>
<a href="#xo_set_options">xo_set_options</a>
</li>
</ul>
</li>
<li class="tocline1">
-<div class="section-number" id="toc_doc_section_3_1_6">3.1.6���</div>
+<div class="section-number" id="toc_doc_section_3_1_7">3.1.7���</div>
<a href="#xo_destroy">xo_destroy</a>
</li>
</ul>
@@ -23879,7 +23883,7 @@ jQuery(function ($) {
<p id="doc_section_2_2_4_p_1">For strings, the 'h' and 'l' modifiers affect
the interpretation of the bytes pointed to argument. The default '%s' string is
a 'char *' pointer to a string encoded as UTF-8. Since UTF-8 is compatible with
ASCII data, a normal 7-bit ASCII string can be used. '%ls' expects a 'wchar_t
*' pointer to a wide-character string, encoded as a 32-bit Unicode values.
'%hs' expects a 'char *' pointer to a multi-byte string encoded with the
current locale, as given by the LC_CTYPE, LANG, or LC_ALL environment varibles.
The first of this list of variables is used and if none of the variables are
set, the locale defaults to "UTF‑8".</p>
<p id="doc_section_2_2_4_p_2">libxo will convert these arguments as needed to
either UTF-8 (for XML, JSON, and HTML styles) or locale-based strings for
display in text style.</p>
<div id="doc_figure_u.64"></div> <pre>
- xo_emit("Alll strings are utf-8 content {:tag/%ls}",
+ xo_emit("All strings are utf-8 content {:tag/%ls}",
L"except for wide strings");
</pre> <p id="doc_section_2_2_4_p_4">"%S" is equivalent to
"%ls".</p>
<div id="doc_table_u.7"><table summary="" class="tt full" cellpadding="3"
cellspacing="0">
@@ -24316,6 +24320,14 @@ jQuery(function ($) {
<td>Enable "Do The Right Thing" mode</td>
</tr>
<tr>
+<td>flush</td>
+<td>Flush after every libxo function call</td>
+</tr>
+<tr>
+<td>flush-line</td>
+<td>Flush after every line (line-buffered)</td>
+</tr>
+<tr>
<td>html</td>
<td>Emit HTML output</td>
</tr>
@@ -24377,7 +24389,7 @@ jQuery(function ($) {
</tr>
<tr>
<td>underscores</td>
-<td>Replace XML-friendly "-"s with JSON friendly "_"s e</td>
+<td>Replace XML-friendly "-"s with JSON friendly "_"s</td>
</tr>
<tr>
<td>units</td>
@@ -24402,6 +24414,19 @@ jQuery(function ($) {
</tbody>
</table></div>
<p id="doc_section_2_4_p_5">The brief options are detailed in <a
href="#LIBXO_OPTIONS" title="LIBXO_OPTIONS">Section�3.4.6</a>.</p>
+<p id="doc_section_2_4_p_6">Most of these option are simple and direct, but
some require additional details:</p>
+<p id="doc_section_2_4_p_7"> </p>
+<ul>
+<li>"flush‑line" performs line buffering, even when the output is not
directed to a TTY device.</li>
+<li>"info" generates additional data for HTML, encoded in attributes using
names that state with "data‑".</li>
+<li>"keys" adds a "key" attribute for XML output to indicate that a leaf is an
identifier for the list member.</li>
+<li>"no‑humanize"avoids "humanizing" numeric output (see
humanize_number(3) for details).</li>
+<li>"no‑locale" instructs libxo to avoid translating output to the
current locale.</li>
+<li>"no‑retain" disables the ability of libxo to internally retain
"compiled" information about formatting strings.</li>
+<li>"underscores" can be used with JSON output to change XML-friendly names
with dashes into JSON-friendly name with underscores.</li>
+<li>"warn" allows libxo to emit warnings on stderr when application code make
incorrect calls.</li>
+<li>"warn‑xml" causes those warnings to be placed in XML inside the
output.</li>
+</ul>
</div>
</div>
<hr class="noprint">
@@ -24443,8 +24468,9 @@ jQuery(function ($) {
<li><a href="#xo_create_to_file"
title="xo_create_to_file">Section�3.1.2</a></li>
<li><a href="#xo_set_writer" title="xo_set_writer">Section�3.1.3</a></li>
<li><a href="#xo_set_style" title="xo_set_style">Section�3.1.4</a></li>
-<li><a href="#xo_set_flags" title="xo_set_flags">Section�3.1.5</a></li>
-<li><a href="#xo_destroy" title="xo_destroy">Section�3.1.6</a></li>
+<li><a href="#xo_get_style" title="xo_get_style">Section�3.1.5</a></li>
+<li><a href="#xo_set_flags" title="xo_set_flags">Section�3.1.6</a></li>
+<li><a href="#xo_destroy" title="xo_destroy">Section�3.1.7</a></li>
</ul>
<div class="content">
<h3 id="doc_section_3_1_1">
@@ -24460,7 +24486,7 @@ jQuery(function ($) {
xo_handle_t *xop = xo_create(XO_STYLE_JSON, XOF_WARN);
....
xo_emit_h(xop, "testing\n");
- </pre> <p id="doc_section_3_1_1_p_3">See also <a href="#styles"
title="Output Styles (XO_STYLE_*)">Section�3.1.4.1</a> and <a href="#flags"
title="Flags (XOF_*)">Section�3.1.5.1</a>.</p>
+ </pre> <p id="doc_section_3_1_1_p_3">See also <a href="#styles"
title="Output Styles (XO_STYLE_*)">Section�3.1.5.1</a> and <a href="#flags"
title="Flags (XOF_*)">Section�3.1.6.1</a>.</p>
</div>
<div class="content">
<h3 id="doc_section_3_1_2">
@@ -24499,18 +24525,31 @@ jQuery(function ($) {
</pre> <p id="doc_section_3_1_4_p_3">To use the default handle,
pass a NULL handle:</p>
<div id="doc_figure_u.89"></div> <pre>
xo_set_style(NULL, XO_STYLE_XML);
- </pre> <p id="doc_section_3_1_4_p_5">Section Contents: </p>
+ </pre> </div>
+<div class="content">
+<h3 id="doc_section_3_1_5">
+<div class="self-section-number">
+<a href="#doc_section_3_1_5">3.1.5</a>�</div>
+<a id="xo_get_style" href="#xo_get_style">xo_get_style</a>
+</h3>
+<p id="doc_section_3_1_5_p_1">To find the current style, use the
xo_get_style() function:</p>
+<div id="doc_figure_u.90"></div> <pre>
+ xo_style_t xo_get_style(xo_handle_t *xop);
+ </pre> <p id="doc_section_3_1_5_p_3">To use the default handle,
pass a NULL handle:</p>
+<div id="doc_figure_u.91"></div> <pre>
+ style = xo_get_style(NULL);
+ </pre> <p id="doc_section_3_1_5_p_5">Section Contents: </p>
<ul>
-<li><a href="#styles" title="Output Styles
(XO_STYLE_*)">Section�3.1.4.1</a></li>
-<li><a href="#xo_set_style_name"
title="xo_set_style_name">Section�3.1.4.2</a></li>
+<li><a href="#styles" title="Output Styles
(XO_STYLE_*)">Section�3.1.5.1</a></li>
+<li><a href="#xo_set_style_name"
title="xo_set_style_name">Section�3.1.5.2</a></li>
</ul>
<div class="content">
-<h4 id="doc_section_3_1_4_1">
+<h4 id="doc_section_3_1_5_1">
<div class="self-section-number">
-<a href="#doc_section_3_1_4_1">3.1.4.1</a>�</div>
+<a href="#doc_section_3_1_5_1">3.1.5.1</a>�</div>
<a id="styles" href="#styles">Output Styles (XO_STYLE_*)</a>
</h4>
-<p id="doc_section_3_1_4_1_p_1">The libxo functions accept a set of output
styles:</p>
+<p id="doc_section_3_1_5_1_p_1">The libxo functions accept a set of output
styles:</p>
<div id="doc_table_u.11"><table summary="" class="tt full" cellpadding="3"
cellspacing="0">
<thead><tr>
<th class="left">Flag</th>
@@ -24537,45 +24576,45 @@ jQuery(function ($) {
</table></div>
</div>
<div class="content">
-<h4 id="doc_section_3_1_4_2">
+<h4 id="doc_section_3_1_5_2">
<div class="self-section-number">
-<a href="#doc_section_3_1_4_2">3.1.4.2</a>�</div>
+<a href="#doc_section_3_1_5_2">3.1.5.2</a>�</div>
<a id="xo_set_style_name" href="#xo_set_style_name">xo_set_style_name</a>
</h4>
-<p id="doc_section_3_1_4_2_p_1">The xo_set_style_name() can be used to set the
style based on a name encoded as a string:</p>
-<div id="doc_figure_u.90"></div> <pre>
+<p id="doc_section_3_1_5_2_p_1">The xo_set_style_name() can be used to set the
style based on a name encoded as a string:</p>
+<div id="doc_figure_u.92"></div> <pre>
int xo_set_style_name (xo_handle_t *xop, const char *style);
- </pre> <p id="doc_section_3_1_4_2_p_3">The name can be any of the
styles: "text", "xml", "json", or "html".</p>
-<div id="doc_figure_u.91"></div> <pre>
+ </pre> <p id="doc_section_3_1_5_2_p_3">The name can be any of the
styles: "text", "xml", "json", or "html".</p>
+<div id="doc_figure_u.93"></div> <pre>
EXAMPLE:
xo_set_style_name(NULL, "html");
</pre> </div>
</div>
<div class="content">
-<h3 id="doc_section_3_1_5">
+<h3 id="doc_section_3_1_6">
<div class="self-section-number">
-<a href="#doc_section_3_1_5">3.1.5</a>�</div>
+<a href="#doc_section_3_1_6">3.1.6</a>�</div>
<a id="xo_set_flags" href="#xo_set_flags">xo_set_flags</a>
</h3>
-<p id="doc_section_3_1_5_p_1">To set the flags, use the xo_set_flags()
function:</p>
-<div id="doc_figure_u.92"></div> <pre>
+<p id="doc_section_3_1_6_p_1">To set the flags, use the xo_set_flags()
function:</p>
+<div id="doc_figure_u.94"></div> <pre>
void xo_set_flags(xo_handle_t *xop, unsigned flags);
- </pre> <p id="doc_section_3_1_5_p_3">To use the default handle,
pass a NULL handle:</p>
-<div id="doc_figure_u.93"></div> <pre>
+ </pre> <p id="doc_section_3_1_6_p_3">To use the default handle,
pass a NULL handle:</p>
+<div id="doc_figure_u.95"></div> <pre>
xo_set_style(NULL, XO_STYLE_XML);
- </pre> <p id="doc_section_3_1_5_p_5">Section Contents: </p>
+ </pre> <p id="doc_section_3_1_6_p_5">Section Contents: </p>
<ul>
-<li><a href="#flags" title="Flags (XOF_*)">Section�3.1.5.1</a></li>
-<li><a href="#xo_clear_flags" title="xo_clear_flags">Section�3.1.5.2</a></li>
-<li><a href="#xo_set_options" title="xo_set_options">Section�3.1.5.3</a></li>
+<li><a href="#flags" title="Flags (XOF_*)">Section�3.1.6.1</a></li>
+<li><a href="#xo_clear_flags" title="xo_clear_flags">Section�3.1.6.2</a></li>
+<li><a href="#xo_set_options" title="xo_set_options">Section�3.1.6.3</a></li>
</ul>
<div class="content">
-<h4 id="doc_section_3_1_5_1">
+<h4 id="doc_section_3_1_6_1">
<div class="self-section-number">
-<a href="#doc_section_3_1_5_1">3.1.5.1</a>�</div>
+<a href="#doc_section_3_1_6_1">3.1.6.1</a>�</div>
<a id="flags" href="#flags">Flags (XOF_*)</a>
</h4>
-<p id="doc_section_3_1_5_1_p_1">The set of valid flags include:</p>
+<p id="doc_section_3_1_6_1_p_1">The set of valid flags include:</p>
<div id="doc_table_u.12"><table summary="" class="tt full" cellpadding="3"
cellspacing="0">
<thead><tr>
<th class="left">Flag</th>
@@ -24648,12 +24687,12 @@ jQuery(function ($) {
</tr>
</tbody>
</table></div>
-<p id="doc_section_3_1_5_1_p_2">The XOF_CLOSE_FP flag will trigger the call of
the close_func (provided via xo_set_writer()) when the handle is destroyed.</p>
-<p id="doc_section_3_1_5_1_p_3">The XOF_COLOR flag enables color and effects
in output regardless of output device, while the XOF_COLOR_ALLOWED flag allows
color and effects only if the output device is a terminal.</p>
-<p id="doc_section_3_1_5_1_p_4">The XOF_PRETTY flag requests 'pretty
printing', which will trigger the addition of indentation and newlines to
enhance the readability of XML, JSON, and HTML output. Text output is not
affected.</p>
-<p id="doc_section_3_1_5_1_p_5">The XOF_WARN flag requests that warnings will
trigger diagnostic output (on standard error) when the library notices errors
during operations, or with arguments to functions. Without warnings enabled,
such conditions are ignored.</p>
-<p id="doc_section_3_1_5_1_p_6">Warnings allow developers to debug their
interaction with libxo. The function "xo_failure" can used as a breakpoint for
a debugger, regardless of whether warnings are enabled.</p>
-<p id="doc_section_3_1_5_1_p_7">If the style is XO_STYLE_HTML, the following
additional flags can be used:</p>
+<p id="doc_section_3_1_6_1_p_2">The XOF_CLOSE_FP flag will trigger the call of
the close_func (provided via xo_set_writer()) when the handle is destroyed.</p>
+<p id="doc_section_3_1_6_1_p_3">The XOF_COLOR flag enables color and effects
in output regardless of output device, while the XOF_COLOR_ALLOWED flag allows
color and effects only if the output device is a terminal.</p>
+<p id="doc_section_3_1_6_1_p_4">The XOF_PRETTY flag requests 'pretty
printing', which will trigger the addition of indentation and newlines to
enhance the readability of XML, JSON, and HTML output. Text output is not
affected.</p>
+<p id="doc_section_3_1_6_1_p_5">The XOF_WARN flag requests that warnings will
trigger diagnostic output (on standard error) when the library notices errors
during operations, or with arguments to functions. Without warnings enabled,
such conditions are ignored.</p>
+<p id="doc_section_3_1_6_1_p_6">Warnings allow developers to debug their
interaction with libxo. The function "xo_failure" can used as a breakpoint for
a debugger, regardless of whether warnings are enabled.</p>
+<p id="doc_section_3_1_6_1_p_7">If the style is XO_STYLE_HTML, the following
additional flags can be used:</p>
<div id="doc_table_u.13"><table summary="" class="tt full" cellpadding="3"
cellspacing="0">
<thead><tr>
<th class="left">Flag</th>
@@ -24670,9 +24709,9 @@ jQuery(function ($) {
</tr>
</tbody>
</table></div>
-<p id="doc_section_3_1_5_1_p_8">The XOF_XPATH flag enables the emission of
XPath expressions detailing the hierarchy of XML elements used to encode the
data field, if the XPATH style of output were requested.</p>
-<p id="doc_section_3_1_5_1_p_9">The XOF_INFO flag encodes additional
informational fields for HTML output. See <a href="#info" title="Field
Information (xo_info_t)">Section�3.4.4</a> for details.</p>
-<p id="doc_section_3_1_5_1_p_10">If the style is XO_STYLE_XML, the following
additional flags can be used:</p>
+<p id="doc_section_3_1_6_1_p_8">The XOF_XPATH flag enables the emission of
XPath expressions detailing the hierarchy of XML elements used to encode the
data field, if the XPATH style of output were requested.</p>
+<p id="doc_section_3_1_6_1_p_9">The XOF_INFO flag encodes additional
informational fields for HTML output. See <a href="#info" title="Field
Information (xo_info_t)">Section�3.4.4</a> for details.</p>
+<p id="doc_section_3_1_6_1_p_10">If the style is XO_STYLE_XML, the following
additional flags can be used:</p>
<div id="doc_table_u.14"><table summary="" class="tt full" cellpadding="3"
cellspacing="0">
<thead><tr>
<th class="left">Flag</th>
@@ -24683,43 +24722,43 @@ jQuery(function ($) {
<td>Flag 'key' fields for xml</td>
</tr></tbody>
</table></div>
-<p id="doc_section_3_1_5_1_p_11">The XOF_KEYS flag adds 'key' attribute to the
XML encoding for field definitions that use the 'k' modifier. The key attribute
has the value "key":</p>
-<div id="doc_figure_u.94"></div> <pre>
+<p id="doc_section_3_1_6_1_p_11">The XOF_KEYS flag adds 'key' attribute to the
XML encoding for field definitions that use the 'k' modifier. The key attribute
has the value "key":</p>
+<div id="doc_figure_u.96"></div> <pre>
xo_emit("{k:name}", item);
XML:
<name key="key">truck</name>
</pre> </div>
<div class="content">
-<h4 id="doc_section_3_1_5_2">
+<h4 id="doc_section_3_1_6_2">
<div class="self-section-number">
-<a href="#doc_section_3_1_5_2">3.1.5.2</a>�</div>
+<a href="#doc_section_3_1_6_2">3.1.6.2</a>�</div>
<a id="xo_clear_flags" href="#xo_clear_flags">xo_clear_flags</a>
</h4>
-<p id="doc_section_3_1_5_2_p_1">The xo_clear_flags() function turns off the
given flags in a specific handle.</p>
-<div id="doc_figure_u.95"></div> <pre>
+<p id="doc_section_3_1_6_2_p_1">The xo_clear_flags() function turns off the
given flags in a specific handle.</p>
+<div id="doc_figure_u.97"></div> <pre>
void xo_clear_flags (xo_handle_t *xop, xo_xof_flags_t flags);
</pre> </div>
<div class="content">
-<h4 id="doc_section_3_1_5_3">
+<h4 id="doc_section_3_1_6_3">
<div class="self-section-number">
-<a href="#doc_section_3_1_5_3">3.1.5.3</a>�</div>
+<a href="#doc_section_3_1_6_3">3.1.6.3</a>�</div>
<a id="xo_set_options" href="#xo_set_options">xo_set_options</a>
</h4>
-<p id="doc_section_3_1_5_3_p_1">The xo_set_options() function accepts a
comma-separated list of styles and flags and enables them for a specific
handle.</p>
-<div id="doc_figure_u.96"></div> <pre>
+<p id="doc_section_3_1_6_3_p_1">The xo_set_options() function accepts a
comma-separated list of styles and flags and enables them for a specific
handle.</p>
+<div id="doc_figure_u.98"></div> <pre>
int xo_set_options (xo_handle_t *xop, const char *input);
- </pre> <p id="doc_section_3_1_5_3_p_3">The options are identical to
those listed in <a href="#command-line-arguments" title="Command-line
Arguments">Section�2.4</a>.</p>
+ </pre> <p id="doc_section_3_1_6_3_p_3">The options are identical to
those listed in <a href="#command-line-arguments" title="Command-line
Arguments">Section�2.4</a>.</p>
</div>
</div>
<div class="content">
-<h3 id="doc_section_3_1_6">
+<h3 id="doc_section_3_1_7">
<div class="self-section-number">
-<a href="#doc_section_3_1_6">3.1.6</a>�</div>
+<a href="#doc_section_3_1_7">3.1.7</a>�</div>
<a id="xo_destroy" href="#xo_destroy">xo_destroy</a>
</h3>
-<p id="doc_section_3_1_6_p_1">The xo_destroy function releases a handle and
any resources it is using. Calling xo_destroy with a NULL handle will release
any resources associated with the default handle.</p>
-<div id="doc_figure_u.97"></div> <pre>
+<p id="doc_section_3_1_7_p_1">The xo_destroy function releases a handle and
any resources it is using. Calling xo_destroy with a NULL handle will release
any resources associated with the default handle.</p>
+<div id="doc_figure_u.99"></div> <pre>
void xo_destroy(xo_handle_t *xop);
</pre> </div>
</div>
@@ -24730,7 +24769,7 @@ jQuery(function ($) {
<a id="emitting-content-xo_emit" href="#emitting-content-xo_emit">Emitting
Content (xo_emit)</a>
</h2>
<p id="doc_section_3_2_p_1">The following functions are used to emit
output:</p>
-<div id="doc_figure_u.98"></div> <pre>
+<div id="doc_figure_u.100"></div> <pre>
int xo_emit (const char *fmt, ...);
int xo_emit_h (xo_handle_t *xop, const char *fmt, ...);
int xo_emit_hv (xo_handle_t *xop, const char *fmt, va_list vap);
@@ -24750,7 +24789,7 @@ jQuery(function ($) {
<a id="xo_emit_field" href="#xo_emit_field">Single Field Emitting Functions
(xo_emit_field)</a>
</h3>
<p id="doc_section_3_2_1_p_1">The following functions can also make output,
but only make a single field at a time:</p>
-<div id="doc_figure_u.99"></div> <pre>
+<div id="doc_figure_u.101"></div> <pre>
int xo_emit_field_hv (xo_handle_t *xop, const char *rolmod,
const char *contents, const char *fmt,
const char *efmt, va_list vap);
@@ -24762,7 +24801,7 @@ jQuery(function ($) {
int xo_emit_field (const char *rolmod, const char *contents,
const char *fmt, const char *efmt, ...);
</pre> <p id="doc_section_3_2_1_p_3">These functions are intended
to avoid the scenario where one would otherwise need to compose a format
descriptors using snprintf(). The individual parts of the format descriptor are
passed in distinctly.</p>
-<div id="doc_figure_u.100"></div> <pre>
+<div id="doc_figure_u.102"></div> <pre>
xo_emit("T", "Host name is ", NULL, NULL);
xo_emit("V", "host-name", NULL, NULL, host-name);
</pre> </div>
@@ -24773,14 +24812,14 @@ jQuery(function ($) {
<a id="xo_attr" href="#xo_attr">Attributes (xo_attr)</a>
</h3>
<p id="doc_section_3_2_2_p_1">The xo_attr() function emits attributes for the
XML output style.</p>
-<div id="doc_figure_u.101"></div> <pre>
+<div id="doc_figure_u.103"></div> <pre>
int xo_attr (const char *name, const char *fmt, ...);
int xo_attr_h (xo_handle_t *xop, const char *name,
const char *fmt, ...);
int xo_attr_hv (xo_handle_t *xop, const char *name,
const char *fmt, va_list vap);
</pre> <p id="doc_section_3_2_2_p_3">The name parameter give the
name of the attribute to be encoded. The fmt parameter gives a printf-style
format string used to format the value of the attribute using any remaining
arguments, or the vap parameter passed to xo_attr_hv().</p>
-<div id="doc_figure_u.102"></div> <pre>
+<div id="doc_figure_u.104"></div> <pre>
EXAMPLE:
xo_attr("seconds", "%ld", (unsigned long) login_time);
struct tm *tmp = localtime(login_time);
@@ -24798,7 +24837,7 @@ jQuery(function ($) {
<a id="flushing-output-xo_flush" href="#flushing-output-xo_flush">Flushing
Output (xo_flush)</a>
</h3>
<p id="doc_section_3_2_3_p_1">libxo buffers data, both for performance and
consistency, but also to allow some advanced features to work properly. At
various times, the caller may wish to flush any data buffered within the
library. The xo_flush() call is used for this:</p>
-<div id="doc_figure_u.103"></div> <pre>
+<div id="doc_figure_u.105"></div> <pre>
void xo_flush (void);
void xo_flush_h (xo_handle_t *xop);
</pre> <p id="doc_section_3_2_3_p_3">Calling xo_flush also triggers
the flush function associated with the handle. For the default handle, this is
equivalent to "fflush(stdio);".</p>
@@ -24810,7 +24849,7 @@ jQuery(function ($) {
<a id="finishing-output-xo_finish"
href="#finishing-output-xo_finish">Finishing Output (xo_finish)</a>
</h3>
<p id="doc_section_3_2_4_p_1">When the program is ready to exit or close a
handle, a call to xo_finish() is required. This flushes any buffered data,
closes open libxo constructs, and completes any pending operations.</p>
-<div id="doc_figure_u.104"></div> <pre>
+<div id="doc_figure_u.106"></div> <pre>
int xo_finish (void);
int xo_finish_h (xo_handle_t *xop);
void xo_finish_atexit (void);
@@ -24826,7 +24865,7 @@ jQuery(function ($) {
</h2>
<p id="doc_section_3_3_p_1">libxo represents to types of hierarchy: containers
and lists. A container appears once under a given parent where a list contains
instances that can appear multiple times. A container is used to hold related
fields and to give the data organization and scope.</p>
<p id="doc_section_3_3_p_2">To create a container, use the xo_open_container
and xo_close_container functions:</p>
-<div id="doc_figure_u.105"></div> <pre>
+<div id="doc_figure_u.107"></div> <pre>
int xo_open_container (const char *name);
int xo_open_container_h (xo_handle_t *xop, const char *name);
int xo_open_container_hd (xo_handle_t *xop, const char *name);
@@ -24840,7 +24879,7 @@ jQuery(function ($) {
<p id="doc_section_3_3_p_5">The close functions with the "_d" suffix are used
in "Do The Right Thing" mode, where the name of the open containers, lists, and
instances are maintained internally by libxo to allow the caller to avoid
keeping track of the open container name.</p>
<p id="doc_section_3_3_p_6">Use the XOF_WARN flag to generate a warning if the
name given on the close does not match the current open container.</p>
<p id="doc_section_3_3_p_7">For TEXT and HTML output, containers are not
rendered into output text, though for HTML they are used when the XOF_XPATH
flag is set.</p>
-<div id="doc_figure_u.106"></div> <pre>
+<div id="doc_figure_u.108"></div> <pre>
EXAMPLE:
xo_open_container("system");
xo_emit("The host name is {:host-name}\n", hn);
@@ -24857,7 +24896,7 @@ jQuery(function ($) {
</h3>
<p id="doc_section_3_3_1_p_1">Lists are sequences of instances of homogeneous
data objects. Two distinct levels of calls are needed to represent them in our
output styles. Calls must be made to open and close a list, and for each
instance of data in that list, calls must be make to open and close that
instance.</p>
<p id="doc_section_3_3_1_p_2">The name given to all calls must be identical,
and it is strongly suggested that the name be singular, not plural, as a matter
of style and usage expectations.</p>
-<div id="doc_figure_u.107"></div> <pre>
+<div id="doc_figure_u.109"></div> <pre>
EXAMPLE:
xo_open_list("user");
for (i = 0; i < num_users; i++) {
@@ -24926,7 +24965,7 @@ jQuery(function ($) {
<a id="xo_parse_args" href="#xo_parse_args">Parsing Command-line Arguments
(xo_parse_args)</a>
</h3>
<p id="doc_section_3_4_1_p_1">The xo_parse_args() function is used to process
a program's arguments. libxo-specific options are processed and removed from
the argument list so the calling application does not need to process them. If
successful, a new value for argc is returned. On failure, a message it emitted
and -1 is returned.</p>
-<div id="doc_figure_u.108"></div> <pre>
+<div id="doc_figure_u.110"></div> <pre>
argc = xo_parse_args(argc, argv);
if (argc < 0)
exit(EXIT_FAILURE);
@@ -24939,7 +24978,7 @@ jQuery(function ($) {
<a id="xo_set_program" href="#xo_set_program">xo_set_program</a>
</h3>
<p id="doc_section_3_4_2_p_1">The xo_set_program function sets name of the
program as reported by functions like xo_failure, xo_warn, xo_err, etc. The
program name is initialized by xo_parse_args, but subsequent calls to
xo_set_program can override this value.</p>
-<div id="doc_figure_u.109"></div> <pre>
+<div id="doc_figure_u.111"></div> <pre>
xo_set_program(argv[0]);
</pre> <p id="doc_section_3_4_2_p_3">Note that the value is not
copied, so the memory passed to xo_set_program (and xo_parse_args) must be
maintained by the caller.</p>
</div>
@@ -24950,7 +24989,7 @@ jQuery(function ($) {
<a id="xo_set_version" href="#xo_set_version">xo_set_version</a>
</h3>
<p id="doc_section_3_4_3_p_1">The xo_set_version function records a version
number to be emitted as part of the data for encoding styles (XML and JSON).
This version number is suitable for tracking changes in the content, allowing a
user of the data to discern which version of the data model is in use.</p>
-<div id="doc_figure_u.110"></div> <pre>
+<div id="doc_figure_u.112"></div> <pre>
void xo_set_version (const char *version);
void xo_set_version_h (xo_handle_t *xop, const char *version);
</pre> </div>
@@ -24963,7 +25002,7 @@ jQuery(function ($) {
<p id="doc_section_3_4_4_p_1">HTML data can include additional information in
attributes that begin with "data‑". To enable this, three things must
occur:</p>
<p id="doc_section_3_4_4_p_2">First the application must build an array of
xo_info_t structures, one per tag. The array must be sorted by name, since
libxo uses a binary search to find the entry that matches names from format
instructions.</p>
<p id="doc_section_3_4_4_p_3">Second, the application must inform libxo about
this information using the xo_set_info() call:</p>
-<div id="doc_figure_u.111"></div> <pre>
+<div id="doc_figure_u.113"></div> <pre>
typedef struct xo_info_s {
const char *xi_name; /* Name of the element */
const char *xi_type; /* Type of field */
@@ -24973,7 +25012,7 @@ jQuery(function ($) {
void xo_set_info (xo_handle_t *xop, xo_info_t *infop, int count);
</pre> <p id="doc_section_3_4_4_p_5">Like other libxo calls,
passing NULL for the handle tells libxo to use the default handle.</p>
<p id="doc_section_3_4_4_p_6">If the count is -1, libxo will count the
elements of infop, but there must be an empty element at the end. More
typically, the number is known to the application:</p>
-<div id="doc_figure_u.112"></div> <pre>
+<div id="doc_figure_u.114"></div> <pre>
xo_info_t info[] = {
{ "in-stock", "number", "Number of items in stock" },
{ "name", "string", "Name of the item" },
@@ -24986,7 +25025,7 @@ jQuery(function ($) {
xo_set_info(NULL, info, info_count);
</pre> <p id="doc_section_3_4_4_p_8">Third, the emission of info
must be triggered with the XOF_INFO flag using either the xo_set_flags()
function or the "‑‑libxo=info" command line argument.</p>
<p id="doc_section_3_4_4_p_9">The type and help values, if present, are
emitted as the "data‑type" and "data‑help" attributes:</p>
-<div id="doc_figure_u.113"></div> <pre>
+<div id="doc_figure_u.115"></div> <pre>
<div class="data" data-tag="sku" data-type="string"
data-help="Stock Keeping Unit">GRO-000-533</div>
</pre> </div>
@@ -24997,7 +25036,7 @@ jQuery(function ($) {
<a id="memory-allocation" href="#memory-allocation">Memory Allocation</a>
</h3>
<p id="doc_section_3_4_5_p_1">The xo_set_allocator function allows libxo to be
used in environments where the standard realloc() and free() functions are not
available.</p>
-<div id="doc_figure_u.114"></div> <pre>
+<div id="doc_figure_u.116"></div> <pre>
void xo_set_allocator (xo_realloc_func_t realloc_func,
xo_free_func_t free_func);
</pre> <p id="doc_section_3_4_5_p_3">realloc_func should expect the
same arguments as realloc(3) and return a pointer to memory following the same
convention. free_func will receive the same argument as free(3) and should
release it, as appropriate for the environment.</p>
@@ -25079,10 +25118,10 @@ jQuery(function ($) {
</tbody>
</table></div>
<p id="doc_section_3_4_6_p_2">For example, warnings can be enabled by:</p>
-<div id="doc_figure_u.115"></div> <pre>
+<div id="doc_figure_u.117"></div> <pre>
% env LIBXO_OPTIONS=W my-app
</pre> <p id="doc_section_3_4_6_p_4">Complete HTML output can be
generated with:</p>
-<div id="doc_figure_u.116"></div> <pre>
+<div id="doc_figure_u.118"></div> <pre>
% env LIBXO_OPTIONS=HXI my-app
</pre> <p id="doc_section_3_4_6_p_6">Since environment variables
are inherited, child processes will have the same options, which may be
undesirable, making the use of the "‑‑libxo" option is preferable
in most situations.</p>
</div>
@@ -25093,7 +25132,7 @@ jQuery(function ($) {
<a id="errors-warnings-and-messages"
href="#errors-warnings-and-messages">Errors, Warnings, and Messages</a>
</h3>
<p id="doc_section_3_4_7_p_1">Many programs make use of the standard library
functions err() and warn() to generate errors and warnings for the user. libxo
wants to pass that information via the current output style, and provides
compatible functions to allow this:</p>
-<div id="doc_figure_u.117"></div> <pre>
+<div id="doc_figure_u.119"></div> <pre>
void xo_warn (const char *fmt, ...);
void xo_warnx (const char *fmt, ...);
void xo_warn_c (int code, const char *fmt, ...);
@@ -25109,7 +25148,7 @@ jQuery(function ($) {
void xo_message_hcv (xo_handle_t *xop, int code,
const char *fmt, va_list vap);
</pre> <p id="doc_section_3_4_7_p_3">These functions display the
program name, a colon, a formatted message based on the arguments, and then
optionally a colon and an error message associated with either "errno" or the
"code" parameter.</p>
-<div id="doc_figure_u.118"></div> <pre>
+<div id="doc_figure_u.120"></div> <pre>
EXAMPLE:
if (open(filename, O_RDONLY) < 0)
xo_err(1, "cannot open file '%s'", filename);
@@ -25121,7 +25160,7 @@ jQuery(function ($) {
<a id="xo_error" href="#xo_error">xo_error</a>
</h3>
<p id="doc_section_3_4_8_p_1">The xo_error function can be used for generic
errors that should be reported over the handle, rather than to stderr. The
xo_error function behaves like xo_err for TEXT and HTML output styles, but puts
the error into XML or JSON elements:</p>
-<div id="doc_figure_u.119"></div> <pre>
+<div id="doc_figure_u.121"></div> <pre>
EXAMPLE::
xo_error("Does not %s", "compute");
XML::
@@ -25136,7 +25175,7 @@ jQuery(function ($) {
<a id="xo_no_setlocale" href="#xo_no_setlocale">xo_no_setlocale</a>
</h3>
<p id="doc_section_3_4_9_p_1">libxo automatically initializes the locale based
on setting of the environment variables LC_CTYPE, LANG, and LC_ALL. The first
of this list of variables is used and if none of the variables, the locale
defaults to "UTF‑8". The caller may wish to avoid this behavior, and can
do so by calling the xo_no_setlocale() function.</p>
-<div id="doc_figure_u.120"></div> <pre>
+<div id="doc_figure_u.122"></div> <pre>
void xo_no_setlocale (void);
</pre> </div>
</div>
@@ -25152,7 +25191,7 @@ jQuery(function ($) {
<p
id="doc_section_3_5_p_4">https://www.iana.org/assignments/enterprise-numbers/enterprise-numbers</p>
<p id="doc_section_3_5_p_5">Use the <a href="#xo_set_syslog_enterprise_id"
title="xo_set_syslog_enterprise_id">Section�3.5.3.5</a>() function to set the
Enterprise ID, as needed.</p>
<p id="doc_section_3_5_p_6">The message name should follow the conventions in
<a href="#good-field-names" title="What makes a good field
name?">Section�8.1.3</a>, as should the fields within the message.</p>
-<div id="doc_figure_u.121"></div> <pre>
+<div id="doc_figure_u.123"></div> <pre>
/* Both of these calls are optional */
xo_set_syslog_enterprise_id(32473);
xo_open_log("my-program", 0, LOG_DAEMON);
@@ -25180,7 +25219,7 @@ jQuery(function ($) {
<a id="priority" href="#priority">Priority, Facility, and Flags</a>
</h3>
<p id="doc_section_3_5_1_p_1">The xo_syslog, xo_vsyslog, and xo_open_log
functions accept a set of flags which provide the priority of the message, the
source facility, and some additional features. These values are OR'd together
to create a single integer argument:</p>
-<div id="doc_figure_u.122"></div> <pre>
+<div id="doc_figure_u.124"></div> <pre>
xo_syslog(LOG_ERR | LOG_AUTH, "login-failed",
"Login failed; user '{:user}' from host '{:address}'",
user, addr);
@@ -25325,7 +25364,7 @@ jQuery(function ($) {
</h3>
<p id="doc_section_3_5_2_p_1">Use the xo_syslog function to generate syslog
messages by calling it with a log priority and facility, a message name, a
format string, and a set of arguments. The priority/facility argument are
discussed above, as is the message name.</p>
<p id="doc_section_3_5_2_p_2">The format string follows the same conventions
as xo_emit's format string, with each field being rendered as an SD-PARAM
pair.</p>
-<div id="doc_figure_u.123"></div> <pre>
+<div id="doc_figure_u.125"></div> <pre>
xo_syslog(LOG_ERR, "poofd-missing-file",
"'{:filename}' not found: {:error/%m}", filename);
@@ -25354,7 +25393,7 @@ jQuery(function ($) {
<a id="xo_vsyslog" href="#xo_vsyslog">xo_vsyslog</a>
</h4>
<p id="doc_section_3_5_3_1_p_1">xo_vsyslog is identical in function to
xo_syslog, but takes the set of arguments using a va_list.</p>
-<div id="doc_figure_u.124"></div> <pre>
+<div id="doc_figure_u.126"></div> <pre>
void my_log (const char *name, const char *fmt, ...)
{
va_list vap;
@@ -25370,7 +25409,7 @@ jQuery(function ($) {
<a id="xo_open_log" href="#xo_open_log">xo_open_log</a>
</h4>
<p id="doc_section_3_5_3_2_p_1">xo_open_log functions similar to openlog(3),
allowing customization of the program name, the log facility number, and the
additional option flags described in <a href="#priority" title="Priority,
Facility, and Flags">Section�3.5.1</a>.</p>
-<div id="doc_figure_u.125"></div> <pre>
+<div id="doc_figure_u.127"></div> <pre>
void
xo_open_log (const char *ident, int logopt, int facility);
</pre> </div>
@@ -25381,7 +25420,7 @@ jQuery(function ($) {
<a id="xo_close_log" href="#xo_close_log">xo_close_log</a>
</h4>
<p id="doc_section_3_5_3_3_p_1">xo_close_log functions similar to closelog(3),
closing the log file and releasing any associated resources.</p>
-<div id="doc_figure_u.126"></div> <pre>
+<div id="doc_figure_u.128"></div> <pre>
void
xo_close_log (void);
</pre> </div>
@@ -25392,7 +25431,7 @@ jQuery(function ($) {
<a id="xo_set_logmask" href="#xo_set_logmask">xo_set_logmask</a>
</h4>
<p id="doc_section_3_5_3_4_p_1">xo_set_logmask function similar to
setlogmask(3), restricting the set of generated log event to those whose
associated bit is set in maskpri. Use LOG_MASK(pri) to find the appropriate
bit, or LOG_UPTO(toppri) to create a mask for all priorities up to and
including toppri.</p>
-<div id="doc_figure_u.127"></div> <pre>
+<div id="doc_figure_u.129"></div> <pre>
int
xo_set_logmask (int maskpri);
@@ -25407,7 +25446,7 @@ jQuery(function ($) {
</h4>
<p id="doc_section_3_5_3_5_p_1">Use the xo_set_syslog_enterprise_id to supply
a platform- or application-specific enterprise id. This value is used in any
future syslog messages.</p>
<p id="doc_section_3_5_3_5_p_2">Ideally, the operating system should supply a
default value via the "kern.syslog.enterprise_id" sysctl value. Lacking that,
the application should provide a suitable value.</p>
-<div id="doc_figure_u.128"></div> <pre>
+<div id="doc_figure_u.130"></div> <pre>
void
xo_set_syslog_enterprise_id (unsigned short eid);
</pre> <p id="doc_section_3_5_3_5_p_4">Enterprise IDs are
administered by IANA, the Internet Assigned Number Authority. The complete list
is EIDs on their web site:</p>
@@ -25449,7 +25488,7 @@ jQuery(function ($) {
<a id="loading-encoders" href="#loading-encoders">Loading Encoders</a>
</h3>
<p id="doc_section_3_6_1_p_1">Encoders can be registered statically or
discovered dynamically. Applications can choose to call the
xo_encoder_register() function to explicitly register encoders, but more
typically they are built as shared libraries, placed in the libxo/extensions
directory, and loaded based on name. libxo looks for a file with the name of
the encoder and an extension of ".enc". This can be a file or a symlink to the
shared library file that supports the encoder.</p>
-<div id="doc_figure_u.129"></div> <pre>
+<div id="doc_figure_u.131"></div> <pre>
% ls -1 lib/libxo/extensions/*.enc
lib/libxo/extensions/cbor.enc
lib/libxo/extensions/test.enc
@@ -25461,7 +25500,7 @@ jQuery(function ($) {
<a id="encoder-initialization" href="#encoder-initialization">Encoder
Initialization</a>
</h3>
<p id="doc_section_3_6_2_p_1">Each encoder must export a symbol used to access
the library, which must have the following signature:</p>
-<div id="doc_figure_u.130"></div> <pre>
+<div id="doc_figure_u.132"></div> <pre>
int xo_encoder_library_init (XO_ENCODER_INIT_ARGS);
</pre> <p id="doc_section_3_6_2_p_3">XO_ENCODER_INIT_ARGS is a
macro defined in xo_encoder.h that defines an argument called "arg", a pointer
of the type xo_encoder_init_args_t. This structure contains two fields:</p>
<p id="doc_section_3_6_2_p_4"> </p>
@@ -25566,7 +25605,7 @@ jQuery(function ($) {
<p id="doc_section_4_p_1">The "xo" utility allows command line access to the
functionality of the libxo library. Using "xo", shell scripts can emit XML,
JSON, and HTML using the same commands that emit text output.</p>
<p id="doc_section_4_p_2">The style of output can be selected using a specific
option: "‑X" for XML, "‑J" for JSON, "‑H" for HTML, or
"‑T" for TEXT, which is the default. The "--style <style>" option
can also be used. The LIBXO_OPTIONS environment variable can also be used to
set the style, as well as other flags.</p>
<p id="doc_section_4_p_3">The "xo" utility accepts a format string suitable
for xo_emit() and a set of zero or more arguments used to supply data for that
string.</p>
-<div id="doc_figure_u.131"></div> <pre>
+<div id="doc_figure_u.133"></div> <pre>
xo "The {k:name} weighs {:weight/%d} pounds.\n" fish 6
TEXT:
@@ -25586,7 +25625,7 @@ jQuery(function ($) {
<div class="text"> pounds.</div>
</div>
</pre> <p id="doc_section_4_p_5">The "--wrap <path>" option
can be used to wrap emitted content in a specific hierarchy. The path is a set
of hierarchical names separated by the '/' character.</p>
-<div id="doc_figure_u.132"></div> <pre>
+<div id="doc_figure_u.134"></div> <pre>
xo --wrap top/a/b/c '{:tag}' value
XML:
@@ -25610,7 +25649,7 @@ jQuery(function ($) {
}
}
</pre> <p id="doc_section_4_p_7">The "--open <path>" and
"--close <path>" can be used to emit hierarchical information without the
matching close and open tag. This allows a shell script to emit open tags,
data, and then close tags. The "‑‑depth" option may be used to set
the depth for indentation. The "‑‑leading‑xpath" may be used
to prepend data to the XPath values used for HTML output style.</p>
-<div id="doc_figure_u.133"></div> <pre>
+<div id="doc_figure_u.135"></div> <pre>
#!/bin/sh
xo --open top/data
xo --depth 2 '{tag}' value
@@ -25639,7 +25678,7 @@ jQuery(function ($) {
<a id="command-line-options" href="#command-line-options">Command Line
Options</a>
</h2>
<p id="doc_section_4_1_p_1">Usage: xo [options] format [fields]</p>
-<div id="doc_figure_u.134"></div> <pre>
+<div id="doc_figure_u.136"></div> <pre>
--close <path> Close tags for the given path
--depth <num> Set the depth for pretty printing
--help Display this help text
@@ -25663,7 +25702,7 @@ jQuery(function ($) {
<a href="#doc_section_4_2">4.2</a>�</div>
<a id="example-2" href="#example-2">Example</a>
</h2>
-<div id="doc_figure_u.135"></div> <pre>
+<div id="doc_figure_u.137"></div> <pre>
% xo 'The {:product} is {:status}\n' stereo "in route"
The stereo is in route
% ./xo/xo -p -X 'The {:product} is {:status}\n' stereo "in route"
@@ -25721,7 +25760,7 @@ jQuery(function ($) {
</tbody>
</table></div>
<p id="doc_section_5_p_3">The output message will contain the source filename
and line number, the class of the message, the message, and, if -p is given,
the line that contains the error:</p>
-<div id="doc_figure_u.136"></div> <pre>
+<div id="doc_figure_u.138"></div> <pre>
% xolint.pl -t xolint.c
xolint.c: 16: error: anchor format should be "%d"
16 xo_emit("{[:/%s}");
@@ -25789,7 +25828,7 @@ jQuery(function ($) {
</tr>
</tbody>
</table></div>
-<div id="doc_figure_u.137"></div> <pre>
+<div id="doc_figure_u.139"></div> <pre>
EXAMPLE:
% xopo -s "There are {:count/%u} {:event/%.6s} events\n"
There are {:count} {:event} events\n
@@ -25848,7 +25887,7 @@ jQuery(function ($) {
<a id="did-the-complex-semantics-of-format-strings-evolve-over-time"
href="#did-the-complex-semantics-of-format-strings-evolve-over-time">Did the
complex semantics of format strings evolve over time?</a>
</h3>
<p id="doc_section_8_1_2_p_1">The history is both long and short: libxo's
functionality is based on what JUNOS does in a data modeling language called
ODL (output definition language). In JUNOS, all subcomponents generate XML,
which is feed to the CLI, where data from the ODL files tell is how to render
that XML into text. ODL might had a set of tags like:</p>
-<div id="doc_figure_u.138"></div> <pre>
+<div id="doc_figure_u.140"></div> <pre>
tag docsis-state {
help "State of the DOCSIS interface";
type string;
@@ -25927,7 +25966,7 @@ jQuery(function ($) {
<dt>Reuse existing field names</dt>
<dd>Nothing's worse than writing expressions like:</dd>
</dl>
-<div id="doc_figure_u.139"></div> <pre>
+<div id="doc_figure_u.141"></div> <pre>
if ($src1/process[pid == $pid]/name ==
$src2/proc-table/proc-list
/proc-entry[process-id == $pid]/proc-name) {
@@ -25988,10 +26027,10 @@ jQuery(function ($) {
<a id="a-percent-sign-appearing-in-text-is-a-literal"
href="#a-percent-sign-appearing-in-text-is-a-literal">'A percent sign appearing
in text is a literal'</a>
</h3>
<p id="doc_section_8_2_1_p_1">The message "A percent sign appearing in text is
a literal" can be caused by code like:</p>
-<div id="doc_figure_u.140"></div> <pre>
+<div id="doc_figure_u.142"></div> <pre>
xo_emit("cost: %d", cost);
</pre> <p id="doc_section_8_2_1_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.141"></div> <pre>
+<div id="doc_figure_u.143"></div> <pre>
xo_emit("{L:cost}: {:cost/%d}", cost);
</pre> <p id="doc_section_8_2_1_p_5">This can be a bit surprising
and could be a field that was not properly converted to a libxo-style format
string.</p>
</div>
@@ -26002,10 +26041,10 @@ jQuery(function ($) {
<a id="unknown-long-name-for-rolemodifier"
href="#unknown-long-name-for-rolemodifier">'Unknown long name for
role/modifier'</a>
</h3>
<p id="doc_section_8_2_2_p_1">The message "Unknown long name for
role/modifier" can be caused by code like:</p>
-<div id="doc_figure_u.142"></div> <pre>
+<div id="doc_figure_u.144"></div> <pre>
xo_emit("{,humanization:value}", value);
</pre> <p id="doc_section_8_2_2_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.143"></div> <pre>
+<div id="doc_figure_u.145"></div> <pre>
xo_emit("{,humanize:value}", value);
</pre> <p id="doc_section_8_2_2_p_5">The hn-* modifiers
(hn-decimal, hn-space, hn-1000) are only valid for fields with the {h:}
modifier.</p>
</div>
@@ -26017,10 +26056,10 @@ jQuery(function ($) {
</h3>
<p id="doc_section_8_2_3_p_1">The message "Last character before field
definition is a field type" can be caused by code like:</p>
<p id="doc_section_8_2_3_p_2">A common typo:</p>
-<div id="doc_figure_u.144"></div> <pre>
+<div id="doc_figure_u.146"></div> <pre>
xo_emit("{T:Min} T{:Max}");
</pre> <p id="doc_section_8_2_3_p_4">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.145"></div> <pre>
+<div id="doc_figure_u.147"></div> <pre>
xo_emit("{T:Min} {T:Max}");
</pre> <p id="doc_section_8_2_3_p_6">Twiddling the "{" and the
field role is a common typo.</p>
</div>
@@ -26031,10 +26070,10 @@ jQuery(function ($) {
<a id="encoding-format-uses-different-number-of-arguments"
href="#encoding-format-uses-different-number-of-arguments">'Encoding format
uses different number of arguments'</a>
</h3>
<p id="doc_section_8_2_4_p_1">The message "Encoding format uses different
number of arguments" can be caused by code like:</p>
-<div id="doc_figure_u.146"></div> <pre>
+<div id="doc_figure_u.148"></div> <pre>
xo_emit("{:name/%6.6s %%04d/%s}", name, number);
</pre> <p id="doc_section_8_2_4_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.147"></div> <pre>
+<div id="doc_figure_u.149"></div> <pre>
xo_emit("{:name/%6.6s %04d/%s-%d}", name, number);
</pre> <p id="doc_section_8_2_4_p_5">Both format should consume the
same number of arguments off the stack</p>
</div>
@@ -26045,10 +26084,10 @@ jQuery(function ($) {
<a id="only-one-field-role-can-be-used"
href="#only-one-field-role-can-be-used">'Only one field role can be used'</a>
</h3>
<p id="doc_section_8_2_5_p_1">The message "Only one field role can be used"
can be caused by code like:</p>
-<div id="doc_figure_u.148"></div> <pre>
+<div id="doc_figure_u.150"></div> <pre>
xo_emit("{LT:Max}");
</pre> <p id="doc_section_8_2_5_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.149"></div> <pre>
+<div id="doc_figure_u.151"></div> <pre>
xo_emit("{T:Max}");
</pre> </div>
<div class="content">
@@ -26058,10 +26097,10 @@ jQuery(function ($) {
<a id="potential-missing-slash-after-c-d-n-l-or-t-with-format"
href="#potential-missing-slash-after-c-d-n-l-or-t-with-format">'Potential
missing slash after C, D, N, L, or T with format'</a>
</h3>
<p id="doc_section_8_2_6_p_1">The message "Potential missing slash after C, D,
N, L, or T with format" can be caused by code like:</p>
-<div id="doc_figure_u.150"></div> <pre>
+<div id="doc_figure_u.152"></div> <pre>
xo_emit("{T:%6.6s}\n", "Max");
</pre> <p id="doc_section_8_2_6_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.151"></div> <pre>
+<div id="doc_figure_u.153"></div> <pre>
xo_emit("{T:/%6.6s}\n", "Max");
</pre> <p id="doc_section_8_2_6_p_5">The "%6.6s" will be a literal,
not a field format. While it's possibly valid, it's likely a missing "/".</p>
</div>
@@ -26072,7 +26111,7 @@ jQuery(function ($) {
<a id="an-encoding-format-cannot-be-given-roles-dnlt"
href="#an-encoding-format-cannot-be-given-roles-dnlt">'An encoding format
cannot be given (roles: DNLT)'</a>
</h3>
<p id="doc_section_8_2_7_p_1">The message "An encoding format cannot be given
(roles: DNLT)" can be caused by code like:</p>
-<div id="doc_figure_u.152"></div> <pre>
+<div id="doc_figure_u.154"></div> <pre>
xo_emit("{T:Max//%s}", "Max");
</pre> <p id="doc_section_8_2_7_p_3">Fields with the C, D, N, L,
and T roles are not emitted in the 'encoding' style (JSON, XML), so an encoding
format would make no sense.</p>
</div>
@@ -26083,7 +26122,7 @@ jQuery(function ($) {
<a id="format-cannot-be-given-when-content-is-present-roles-cdln"
href="#format-cannot-be-given-when-content-is-present-roles-cdln">'Format
cannot be given when content is present (roles: CDLN)'</a>
</h3>
<p id="doc_section_8_2_8_p_1">The message "Format cannot be given when content
is present (roles: CDLN)" can be caused by code like:</p>
-<div id="doc_figure_u.153"></div> <pre>
+<div id="doc_figure_u.155"></div> <pre>
xo_emit("{N:Max/%6.6s}", "Max");
</pre> <p id="doc_section_8_2_8_p_3">Fields with the C, D, L, or N
roles can't have both static literal content ("{L:Label}") and a format
("{L:/%s}"). This error will also occur when the content has a backslash in it,
like "{N:Type of I/O}"; backslashes should be escaped, like "{N:Type of
I\\/O}". Note the double backslash, one for handling 'C' strings, and one for
libxo.</p>
</div>
@@ -26094,10 +26133,10 @@ jQuery(function ($) {
<a id="field-has-color-without-fg--or-bg--role-c"
href="#field-has-color-without-fg--or-bg--role-c">'Field has color without fg-
or bg- (role: C)'</a>
</h3>
<p id="doc_section_8_2_9_p_1">The message "Field has color without fg- or bg-
(role: C)" can be caused by code like:</p>
-<div id="doc_figure_u.154"></div> <pre>
+<div id="doc_figure_u.156"></div> <pre>
xo_emit("{C:green}{:foo}{C:}", x);
</pre> <p id="doc_section_8_2_9_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.155"></div> <pre>
+<div id="doc_figure_u.157"></div> <pre>
xo_emit("{C:fg-green}{:foo}{C:}", x);
</pre> <p id="doc_section_8_2_9_p_5">Colors must be prefixed by
either "fg‑" or "bg‑".</p>
</div>
@@ -26108,10 +26147,10 @@ jQuery(function ($) {
<a id="field-has-invalid-color-or-effect-role-c"
href="#field-has-invalid-color-or-effect-role-c">'Field has invalid color or
effect (role: C)'</a>
</h3>
<p id="doc_section_8_2_10_p_1">The message "Field has invalid color or effect
(role: C)" can be caused by code like:</p>
-<div id="doc_figure_u.156"></div> <pre>
+<div id="doc_figure_u.158"></div> <pre>
xo_emit("{C:fg-purple,bold}{:foo}{C:gween}", x);
</pre> <p id="doc_section_8_2_10_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.157"></div> <pre>
+<div id="doc_figure_u.159"></div> <pre>
xo_emit("{C:fg-red,bold}{:foo}{C:fg-green}", x);
</pre> <p id="doc_section_8_2_10_p_5">The list of colors and
effects are limited. The set of colors includes default, black, red, green,
yellow, blue, magenta, cyan, and white, which must be prefixed by either
"fg‑" or "bg‑". Effects are limited to bold, no-bold, underline,
no-underline, inverse, no-inverse, normal, and reset. Values must be separated
by commas.</p>
</div>
@@ -26122,10 +26161,10 @@ jQuery(function ($) {
<a id="field-has-humanize-modifier-but-no-format-string"
href="#field-has-humanize-modifier-but-no-format-string">'Field has humanize
modifier but no format string'</a>
</h3>
<p id="doc_section_8_2_11_p_1">The message "Field has humanize modifier but no
format string" can be caused by code like:</p>
-<div id="doc_figure_u.158"></div> <pre>
+<div id="doc_figure_u.160"></div> <pre>
xo_emit("{h:value}", value);
</pre> <p id="doc_section_8_2_11_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.159"></div> <pre>
+<div id="doc_figure_u.161"></div> <pre>
xo_emit("{h:value/%d}", value);
</pre> <p id="doc_section_8_2_11_p_5">Humanization is only value
for numbers, which are not likely to use the default format ("%s").</p>
</div>
@@ -26136,10 +26175,10 @@ jQuery(function ($) {
<a id="field-has-hn--modifier-but-not-h-modifier"
href="#field-has-hn--modifier-but-not-h-modifier">'Field has hn-* modifier but
not 'h' modifier'</a>
</h3>
<p id="doc_section_8_2_12_p_1">The message "Field has hn-* modifier but not
'h' modifier" can be caused by code like:</p>
-<div id="doc_figure_u.160"></div> <pre>
+<div id="doc_figure_u.162"></div> <pre>
xo_emit("{,hn-1000:value}", value);
</pre> <p id="doc_section_8_2_12_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.161"></div> <pre>
+<div id="doc_figure_u.163"></div> <pre>
xo_emit("{h,hn-1000:value}", value);
</pre> <p id="doc_section_8_2_12_p_5">The hn-* modifiers
(hn-decimal, hn-space, hn-1000) are only valid for fields with the {h:}
modifier.</p>
</div>
@@ -26150,10 +26189,10 @@ jQuery(function ($) {
<a id="value-field-must-have-a-name-as-content"
href="#value-field-must-have-a-name-as-content">'Value field must have a name
(as content)")'</a>
</h3>
<p id="doc_section_8_2_13_p_1">The message "Value field must have a name (as
content)")" can be caused by code like:</p>
-<div id="doc_figure_u.162"></div> <pre>
+<div id="doc_figure_u.164"></div> <pre>
xo_emit("{:/%s}", "value");
</pre> <p id="doc_section_8_2_13_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.163"></div> <pre>
+<div id="doc_figure_u.165"></div> <pre>
xo_emit("{:tag-name/%s}", "value");
</pre> <p id="doc_section_8_2_13_p_5">The field name is used for
XML and JSON encodings. These tags names are static and must appear directly in
the field descriptor.</p>
</div>
@@ -26164,10 +26203,10 @@ jQuery(function ($) {
<a id="use-hyphens-not-underscores-for-value-field-name"
href="#use-hyphens-not-underscores-for-value-field-name">'Use hyphens, not
underscores, for value field name'</a>
</h3>
<p id="doc_section_8_2_14_p_1">The message "Use hyphens, not underscores, for
value field name" can be caused by code like:</p>
-<div id="doc_figure_u.164"></div> <pre>
+<div id="doc_figure_u.166"></div> <pre>
xo_emit("{:no_under_scores}", "bad");
</pre> <p id="doc_section_8_2_14_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.165"></div> <pre>
+<div id="doc_figure_u.167"></div> <pre>
xo_emit("{:no-under-scores}", "bad");
</pre> <p id="doc_section_8_2_14_p_5">Use of hyphens is traditional
in XML, and the XOF_UNDERSCORES flag can be used to generate underscores in
JSON, if desired. But the raw field name should use hyphens.</p>
</div>
@@ -26178,10 +26217,10 @@ jQuery(function ($) {
<a id="value-field-name-cannot-start-with-digit"
href="#value-field-name-cannot-start-with-digit">'Value field name cannot start
with digit'</a>
</h3>
<p id="doc_section_8_2_15_p_1">The message "Value field name cannot start with
digit" can be caused by code like:</p>
-<div id="doc_figure_u.166"></div> <pre>
+<div id="doc_figure_u.168"></div> <pre>
xo_emit("{:10-gig/}");
</pre> <p id="doc_section_8_2_15_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.167"></div> <pre>
+<div id="doc_figure_u.169"></div> <pre>
xo_emit("{:ten-gig/}");
</pre> <p id="doc_section_8_2_15_p_5">XML element names cannot
start with a digit.</p>
</div>
@@ -26192,10 +26231,10 @@ jQuery(function ($) {
<a id="value-field-name-should-be-lower-case"
href="#value-field-name-should-be-lower-case">'Value field name should be lower
case'</a>
</h3>
<p id="doc_section_8_2_16_p_1">The message "Value field name should be lower
case" can be caused by code like:</p>
-<div id="doc_figure_u.168"></div> <pre>
+<div id="doc_figure_u.170"></div> <pre>
xo_emit("{:WHY-ARE-YOU-SHOUTING}", "NO REASON");
</pre> <p id="doc_section_8_2_16_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.169"></div> <pre>
+<div id="doc_figure_u.171"></div> <pre>
xo_emit("{:why-are-you-shouting}", "no reason");
</pre> <p id="doc_section_8_2_16_p_5">Lower case is more civilized.
Even TLAs should be lower case to avoid scenarios where the differences between
"XPath" and "Xpath" drive your users crazy. Lower case rules the seas.</p>
</div>
@@ -26206,10 +26245,10 @@ jQuery(function ($) {
<a id="value-field-name-should-be-longer-than-two-characters"
href="#value-field-name-should-be-longer-than-two-characters">'Value field name
should be longer than two characters'</a>
</h3>
<p id="doc_section_8_2_17_p_1">The message "Value field name should be longer
than two characters" can be caused by code like:</p>
-<div id="doc_figure_u.170"></div> <pre>
+<div id="doc_figure_u.172"></div> <pre>
xo_emit("{:x}", "mumble");
</pre> <p id="doc_section_8_2_17_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.171"></div> <pre>
+<div id="doc_figure_u.173"></div> <pre>
xo_emit("{:something-meaningful}", "mumble");
</pre> <p id="doc_section_8_2_17_p_5">Field names should be
descriptive, and it's hard to be descriptive in less than two characters.
Consider your users and try to make something more useful. Note that this error
often occurs when the field type is placed after the colon ("{:T/%20s}"),
instead of before it ("{T:/20s}").</p>
</div>
@@ -26220,10 +26259,10 @@ jQuery(function ($) {
<a id="value-field-name-contains-invalid-character"
href="#value-field-name-contains-invalid-character">'Value field name contains
invalid character'</a>
</h3>
<p id="doc_section_8_2_18_p_1">The message "Value field name contains invalid
character" can be caused by code like:</p>
-<div id="doc_figure_u.172"></div> <pre>
+<div id="doc_figure_u.174"></div> <pre>
xo_emit("{:cost-in-$$/%u}", 15);
</pre> <p id="doc_section_8_2_18_p_3">This code should be replaced
with code like:</p>
-<div id="doc_figure_u.173"></div> <pre>
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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