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/*<html><pre> -<a href="qh-user.htm"
>-------------------------------</a><a name="TOP">-</a>
userprintf_rbox.c
qh_fprintf_rbox()
see README.txt see COPYING.txt for copyright information.
If you recompile and load this file, then userprintf_rbox.o will not be loaded
from qhull.a or qhull.lib
See libqhull.h for data structures, macros, and user-callable functions.
See user.c for qhull-related, redefinable functions
see user.h for user-definable constants
See usermem.c for qh_exit(), qh_free(), and qh_malloc()
see Qhull.cpp and RboxPoints.cpp for examples.
Please report any errors that you fix to qhull@qhull.org
*/
#include "libqhull.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
/*-<a href="qh-user.htm#TOC"
>-------------------------------</a><a name="qh_fprintf_rbox">-</a>
qh_fprintf_rbox(fp, msgcode, format, list of args )
print arguments to *fp according to format
Use qh_fprintf_rbox() for rboxlib.c
notes:
same as fprintf()
fgets() is not trapped like fprintf()
exit qh_fprintf_rbox via qh_errexit_rbox()
*/
void qh_fprintf_rbox(FILE *fp, int msgcode, const char *fmt, ... ) {
va_list args;
if (!fp) {
fprintf(stderr, "QH6231 Qhull internal error (userprintf.c): fp is 0. Wrong qh_fprintf_rbox called.\n");
qh_errexit_rbox(6231);
}
if (msgcode >= MSG_ERROR && msgcode < MSG_STDERR)
fprintf(fp, "QH%.4d ", msgcode);
va_start(args, fmt);
vfprintf(fp, fmt, args);
va_end(args);
} /* qh_fprintf_rbox */
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