freebsd-doc/documentation/manual-pages/ja/man3/err.3

.\" Copyright (c) 1993
.\"	The Regents of the University of California.  All rights reserved.
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.\" modification, are permitted provided that the following conditions
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.\"    must display the following acknowledgement:
.\"	This product includes software developed by the University of
.\"	California, Berkeley and its contributors.
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.\"    may be used to endorse or promote products derived from this software
.\"    without specific prior written permission.
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\"	From: @(#)err.3	8.1 (Berkeley) 6/9/93
.\" %FreeBSD: src/lib/libc/gen/err.3,v 1.11.2.6 2001/12/14 18:33:51 ru Exp %
.\"
.\" $FreeBSD$
.Dd March 6, 1999
.Dt ERR 3
.Os
.Sh ̾<EFBFBD><EFBFBD>
.Nm err ,
.Nm verr ,
.Nm errc ,
.Nm verrc ,
.Nm errx ,
.Nm verrx ,
.Nm warn ,
.Nm vwarn ,
.Nm warnc ,
.Nm vwarnc ,
.Nm warnx ,
.Nm vwarnx ,
.Nm err_set_exit ,
.Nm err_set_file
.Nd <EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥåȤ<EFBFBD><EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Sh <EFBFBD>饤<EFBFBD>֥<EFBFBD><EFBFBD><EFBFBD>
.Lb libc
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.In err.h
.Ft void
.Fn err "int eval" "const char *fmt" "..."
.Ft void
.Fn err_set_exit "void (*exitf)(int)"
.Ft void
.Fn err_set_file "void *vfp"
.Ft void
.Fn errc "int eval" "int code" "const char *fmt" "..."
.Ft void
.Fn errx "int eval" "const char *fmt" "..."
.Ft void
.Fn warn "const char *fmt" "..."
.Ft void
.Fn warnc "int code" "const char *fmt" "..."
.Ft void
.Fn warnx "const char *fmt" "..."
.In stdarg.h
.Ft void
.Fn verr "int eval" "const char *fmt" "va_list args"
.Ft void
.Fn verrc "int eval" "int code" "const char *fmt" "va_list args"
.Ft void
.Fn verrx "int eval" "const char *fmt" "va_list args"
.Ft void
.Fn vwarn "const char *fmt" "va_list args"
.Ft void
.Fn vwarnc "int code" "const char *fmt" "va_list args"
.Ft void
.Fn vwarnx "const char *fmt" "va_list args"
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn err
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Fn warn
<EFBFBD>ؿ<EFBFBD><EFBFBD>Υե<EFBFBD><EFBFBD>ߥ<EFBFBD><EFBFBD>ϡ<EFBFBD>ɸ<EFBFBD>२<EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fn err_set_file
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ƻ<EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD>̤Υե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˥ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥåȺѤߤ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>٤Ƥξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD>κǸ<EFBFBD><EFBFBD>Υ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݡ<EFBFBD><EFBFBD>ͥ<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󥭥<EFBFBD><EFBFBD>饯<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӥ<EFBFBD><EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fa fmt
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <20>Ǥʤ<C7A4><CAA4><EFBFBD><EFBFBD>硢
.Xr printf 3
<EFBFBD>Τ褦<EFBFBD>ʥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥåȺѤߤΥ<EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ϤκǸ<EFBFBD><EFBFBD>ˤϲ<EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>դ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn err ,
.Fn errc ,
.Fn verr ,
.Fn verrc ,
.Fn warn ,
.Fn warnc ,
.Fn vwarn ,
.Fn vwarnc
<EFBFBD>δؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>code <20>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>
.Va errno
<EFBFBD>˴𤯥<EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>դ<EFBFBD><EFBFBD>ơ<EFBFBD><EFBFBD>ղä<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fa fmt
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Dv NULL
<EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㳰<EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn errc ,
.Fn verrc ,
.Fn warnc ,
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn vwarnc
<EFBFBD>γƴؿ<EFBFBD><EFBFBD>ξ<EFBFBD><EFBFBD>硢
.Va code
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˻<EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn err ,
.Fn verr ,
.Fn warn ,
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn vwarn
<EFBFBD>γƴؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>ѿ<EFBFBD>
.Va errno
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򸡺<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn errx
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn warnx
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɲä<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn err ,
.Fn verr ,
.Fn errc ,
.Fn verrc ,
.Fn errx ,
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn verrx
<EFBFBD>γƴؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD>󤬡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fa eval
<EFBFBD><EFBFBD><EFBFBD>ͤǽ<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fn err_set_exit
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ơ<EFBFBD>
.Xr exit 3
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˸ƤӽФ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD>ơ<EFBFBD>ɬ<EFBFBD>פʥ<EFBFBD><EFBFBD>꡼<EFBFBD>󥢥åפ<EFBFBD>
<EFBFBD>¹ԤǤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Va exitf
<EFBFBD>Ѥ<EFBFBD> NULL <20>ؿ<EFBFBD><D8BF>ݥ<EFBFBD><DDA5>󥿤<EFBFBD><F3A5BFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ȡ<EFBFBD><C8A1>եå<D5A5><C3A5><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>⤷<EFBFBD>ʤ<EFBFBD><EFBFBD>褦<EFBFBD>˥ꥻ<EFBFBD>åȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>¾<EFBFBD>δؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϥ<EFBFBD><EFBFBD>ȥ꡼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fa vfp
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>륹<EFBFBD>ȥ꡼<EFBFBD><EFBFBD>
(<28><><EFBFBD><EFBFBD> void * <20><><EFBFBD>Ѵ<EFBFBD><D1B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>뤫<EFBFBD>⤷<EFBFBD><E2A4B7><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>)
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>NULL <20>ݥ<EFBFBD><DDA5>󥿤Ǥ<F3A5BFA4>
(<28><><EFBFBD>ξ<EFBFBD><CEBE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϥ<EFBFBD><CFA5>ȥ꡼<C8A5><EAA1BC><EFBFBD><EFBFBD>ɸ<EFBFBD>२<EFBFBD>顼<EFBFBD><E9A1BC><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EAA4B5><EFBFBD>ޤ<EFBFBD>)<29><>
.Sh <EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ߤ<EFBFBD> errno <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
.Bd -literal -offset indent
if ((p = malloc(size)) == NULL)
	err(1, NULL);
if ((fd = open(file_name, O_RDONLY, 0)) == -1)
	err(1, "%s", file_name);
.Ed
.Pp
<EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Bd -literal -offset indent
if (tm.tm_hour < START_TIME)
	errx(1, "too early, wait until %s", start_time_string);
.Ed
.Pp
<EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD>ηٹ<EFBFBD>
.Bd -literal -offset indent
if ((fd = open(raw_device, O_RDONLY, 0)) == -1)
	warnx("%s: %s: trying the block device",
	    raw_device, strerror(errno));
if ((fd = open(block_device, O_RDONLY, 0)) == -1)
	err(1, "%s", block_device);
.Ed
.Pp
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>ѿ<EFBFBD>
.Va  errno
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD>ηٹ<EFBFBD>
.Bd -literal -offset indent
error = my_function();	/* returns a value from <errno.h> */
if (error != 0)
	warnc(error, "my_function");
.Ed
.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Xr exit 3 ,
.Xr printf 3 ,
.Xr strerror 3
.Pp
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn err
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Fn warn
<EFBFBD>ؿ<EFBFBD><EFBFBD>Ϻǽ<EFBFBD><EFBFBD><EFBFBD>
.Bx 4.4
<EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn err_set_exit
<EFBFBD>ؿ<EFBFBD>
.Fn err_set_file
<EFBFBD>ؿ<EFBFBD><EFBFBD>Ϻǽ<EFBFBD><EFBFBD><EFBFBD>
.Fx 2.1
<EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn errc
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Fn warnc
<EFBFBD>ؿ<EFBFBD><EFBFBD>Ϻǽ<EFBFBD><EFBFBD><EFBFBD>
.Fx 3.0
<EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>