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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);
71 _err(int eval, const char *fmt, ...)
75 verrc(eval, errno, fmt, ap);
80 verr(int eval, const char *fmt, va_list ap)
82 verrc(eval, errno, fmt, ap);
86 errc(int eval, int code, const char *fmt, ...)
90 verrc(eval, code, fmt, ap);
95 verrc(int eval, int code, const char *fmt, va_list ap)
99 fprintf(err_file, "%s: ", _getprogname());
101 vfprintf(err_file, fmt, ap);
102 fprintf(err_file, ": ");
104 fprintf(err_file, "%s\n", strerror(code));
111 errx(int eval, const char *fmt, ...)
115 verrx(eval, fmt, ap);
120 verrx(int eval, const char *fmt, va_list ap)
124 fprintf(err_file, "%s: ", _getprogname());
126 vfprintf(err_file, fmt, ap);
127 fprintf(err_file, "\n");
133 __weak_reference(_warn, warn);
136 _warn(const char *fmt, ...)
140 vwarnc(errno, fmt, ap);
145 vwarn(const char *fmt, va_list ap)
147 vwarnc(errno, fmt, ap);
151 warnc(int code, const char *fmt, ...)
155 vwarnc(code, fmt, ap);
160 vwarnc(int code, const char *fmt, va_list ap)
164 fprintf(err_file, "%s: ", _getprogname());
166 vfprintf(err_file, fmt, ap);
167 fprintf(err_file, ": ");
169 fprintf(err_file, "%s\n", strerror(code));
173 warnx(const char *fmt, ...)
182 vwarnx(const char *fmt, va_list ap)
186 fprintf(err_file, "%s: ", _getprogname());
188 vfprintf(err_file, fmt, ap);
189 fprintf(err_file, "\n");