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-rw-r--r--manual/examples/rprintf.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/manual/examples/rprintf.c b/manual/examples/rprintf.c
deleted file mode 100644
index e49a2c4fbf..0000000000
--- a/manual/examples/rprintf.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/* Printf Extension Example
- Copyright (C) 1991-2017 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <printf.h>
-
-/*@group*/
-typedef struct
-{
- char *name;
-}
-Widget;
-/*@end group*/
-
-int
-print_widget (FILE *stream,
- const struct printf_info *info,
- const void *const *args)
-{
- const Widget *w;
- char *buffer;
- int len;
-
- /* Format the output into a string. */
- w = *((const Widget **) (args[0]));
- len = asprintf (&buffer, "<Widget %p: %s>", w, w->name);
- if (len == -1)
- return -1;
-
- /* Pad to the minimum field width and print to the stream. */
- len = fprintf (stream, "%*s",
- (info->left ? -info->width : info->width),
- buffer);
-
- /* Clean up and return. */
- free (buffer);
- return len;
-}
-
-
-int
-print_widget_arginfo (const struct printf_info *info, size_t n,
- int *argtypes)
-{
- /* We always take exactly one argument and this is a pointer to the
- structure.. */
- if (n > 0)
- argtypes[0] = PA_POINTER;
- return 1;
-}
-
-
-int
-main (void)
-{
- /* Make a widget to print. */
- Widget mywidget;
- mywidget.name = "mywidget";
-
- /* Register the print function for widgets. */
- register_printf_function ('W', print_widget, print_widget_arginfo);
-
- /* Now print the widget. */
- printf ("|%W|\n", &mywidget);
- printf ("|%35W|\n", &mywidget);
- printf ("|%-35W|\n", &mywidget);
-
- return 0;
-}