#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)err.c 8.1 (Berkeley) 6/4/93";
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: src/lib/libc/gen/err.c,v 1.15 2008/04/03 20:36:44 imp Exp $");
#include "namespace.h"
#include <err.h>
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "un-namespace.h"
#include "libc_private.h"
static FILE *err_file;
static void (*err_exit)(int);
void
err_set_file(void *fp)
{
if (fp)
err_file = fp;
else
err_file = stderr;
}
void
err_set_exit(void (*ef)(int))
{
err_exit = ef;
}
__weak_reference(_err, err);
void
_err(int eval, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verrc(eval, errno, fmt, ap);
va_end(ap);
}
void
verr(eval, fmt, ap)
int eval;
const char *fmt;
va_list ap;
{
verrc(eval, errno, fmt, ap);
}
void
errc(int eval, int code, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verrc(eval, code, fmt, ap);
va_end(ap);
}
void
verrc(int eval, int code, const char *fmt, va_list ap)
{
if (err_file == 0)
err_set_file((FILE *)0);
fprintf(err_file, "%s: ", _getprogname());
if (fmt != NULL) {
vfprintf(err_file, fmt, ap);
fprintf(err_file, ": ");
}
fprintf(err_file, "%s\n", strerror(code));
if (err_exit)
err_exit(eval);
exit(eval);
}
void
errx(int eval, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verrx(eval, fmt, ap);
va_end(ap);
}
void
verrx(int eval, const char *fmt, va_list ap)
{
if (err_file == 0)
err_set_file((FILE *)0);
fprintf(err_file, "%s: ", _getprogname());
if (fmt != NULL)
vfprintf(err_file, fmt, ap);
fprintf(err_file, "\n");
if (err_exit)
err_exit(eval);
exit(eval);
}
__weak_reference(_warn, warn);
void
_warn(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnc(errno, fmt, ap);
va_end(ap);
}
void
vwarn(const char *fmt, va_list ap)
{
vwarnc(errno, fmt, ap);
}
void
warnc(int code, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnc(code, fmt, ap);
va_end(ap);
}
void
vwarnc(int code, const char *fmt, va_list ap)
{
if (err_file == 0)
err_set_file((FILE *)0);
fprintf(err_file, "%s: ", _getprogname());
if (fmt != NULL) {
vfprintf(err_file, fmt, ap);
fprintf(err_file, ": ");
}
fprintf(err_file, "%s\n", strerror(code));
}
void
warnx(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnx(fmt, ap);
va_end(ap);
}
void
vwarnx(const char *fmt, va_list ap)
{
if (err_file == 0)
err_set_file((FILE *)0);
fprintf(err_file, "%s: ", _getprogname());
if (fmt != NULL)
vfprintf(err_file, fmt, ap);
fprintf(err_file, "\n");
}