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29 * @(#)err.c 8.1 (Berkeley) 6/4/93
30 * $FreeBSD: src/lib/libc/gen/err.c,v 1.15 2008/04/03 20:36:44 imp Exp $
31 * $DragonFly: src/lib/libc/gen/err.c,v 1.5 2006/02/12 21:14:11 dillon Exp $
34 #include "namespace.h"
41 #include "un-namespace.h"
43 #include "libc_private.h"
45 static FILE *err_file; /* file to use for error output */
46 static void (*err_exit)(int);
49 * This is declared to take a `void *' so that the caller is not required
50 * to include <stdio.h> first. However, it is really a `FILE *', and the
51 * manual page documents it as such.
54 err_set_file(void *fp)
63 err_set_exit(void (*ef)(int))
68 __weak_reference(_err, err);
70 void _err(int, const char *, ...) __printflike(2, 3);
73 _err(int eval, const char *fmt, ...)
77 verrc(eval, errno, fmt, ap);
82 verr(int eval, const char *fmt, va_list ap)
84 verrc(eval, errno, fmt, ap);
88 errc(int eval, int code, const char *fmt, ...)
92 verrc(eval, code, fmt, ap);
97 verrc(int eval, int code, const char *fmt, va_list ap)
101 fprintf(err_file, "%s: ", _getprogname());
103 vfprintf(err_file, fmt, ap);
104 fprintf(err_file, ": ");
106 fprintf(err_file, "%s\n", strerror(code));
113 errx(int eval, const char *fmt, ...)
117 verrx(eval, fmt, ap);
122 verrx(int eval, const char *fmt, va_list ap)
126 fprintf(err_file, "%s: ", _getprogname());
128 vfprintf(err_file, fmt, ap);
129 fprintf(err_file, "\n");
135 __weak_reference(_warn, warn);
137 void _warn(const char *, ...) __printflike(1, 2);
140 _warn(const char *fmt, ...)
144 vwarnc(errno, fmt, ap);
149 vwarn(const char *fmt, va_list ap)
151 vwarnc(errno, fmt, ap);
155 warnc(int code, const char *fmt, ...)
159 vwarnc(code, fmt, ap);
164 vwarnc(int code, const char *fmt, va_list ap)
168 fprintf(err_file, "%s: ", _getprogname());
170 vfprintf(err_file, fmt, ap);
171 fprintf(err_file, ": ");
173 fprintf(err_file, "%s\n", strerror(code));
177 warnx(const char *fmt, ...)
186 vwarnx(const char *fmt, va_list ap)
190 fprintf(err_file, "%s: ", _getprogname());
192 vfprintf(err_file, fmt, ap);
193 fprintf(err_file, "\n");