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.\" Copyright 2003 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
.\" Distributed under GPL
.\"
.\" Polished a bit, added a little, aeb
.\"
.\" Japanese Version Copyright (c) 2004 Yuichi SATO
.\" all rights reserved.
.\" Translated Sun Sep 5 20:44:27 JST 2004
.\" by Yuichi SATO <ysato444@yahoo.co.jp>
.\"
.TH SETALIASENT 3 2003-09-09 "GNU" "access mail aliases database"
.SH ̾
setaliasent, endaliasent, getaliasent, getaliasent_r, getaliasbyname, getaliasbyname_r \- ꥢȥɤ߹
.SH
.B #include <aliases.h>
.sp
.BI "void setaliasent(void);"
.sp
.BI "void endaliasent(void);"
.sp
.BI "struct aliasent *getaliasent(void);"
.sp
.BI "int getaliasent_r(struct aliasent *" result ","
.br
.BI " char *" buffer ", size_t " buflen ", struct aliasent **" res );
.sp
.BI "struct aliasent *getaliasbyname(const char *" name );
.sp
.BI "int getaliasbyname_r(const char *" name ,
.br
.BI " struct aliasent *" result ,
.br
.BI " char *" buffer ", size_t " buflen ", struct aliasent **" res );
.sp
.SH
͡ॵӥå (Name Service Switch, NSS)
Ѳǽʥǡ١ 1 ĤȤơ
륨ꥢݻ륨ꥢǡ١롣
(ɤΥǡ١ݡȤƤ뤫Ĵ٤ˤϡ
getent \-\-help ¹Ԥ뤳ȡ)
ꥢǡ١˥뤿ˡ
6 ĤδؿƤ롣
.PP
.B getaliasent()
ؿϥꥢǡ١Ф
롼ޤ¤ΤؤΥݥ֤
1 ܤ˴ؿƤФ줿ȤˤϡǽΥȥ֤;
ʹߤϤθΥȥ֤
.PP
.B setaliasent()
ؿϥեݥꥢǡ١Ƭ˴᤹
.PP
.B endaliasent()
ؿϥꥢǡ١롣
.PP
.B getaliasent_r()
ؿϾ嵭δؿΥꥨȥǤǤ롣
ᤵ줿¤Τ 1 ˳Ǽ뤬
ץޤ¾ΰƤɬפ롣
ʬΰ褬ͿʤȡδؿϼԤ롣
.PP
ؿ
.B getaliasbyname()
name Ȥꡢꥢǡ١롣
ȥ struct aliasent ؤΥݥȤ֤롣
.PP
.B getaliasbyname_r()
Ͼ嵭δؿΥꥨȥǤǤ롣
ᤵ줿¤Τ 2 ˳Ǽ뤬
ץޤ¾ΰƤɬפ롣
ʬΰ褬ͿʤȡδؿϼԤ롣
.PP
struct aliasent <aliases.h> Ƥ롣
.nf
struct aliasent {
char *alias_name; /* ꥢ̾ */
size_t alias_members_len;
char **alias_members; /* ꥢ̾Υꥹ */
int alias_local;
};
.fi
.SH ե
ǥեȤΥꥢǡ١ϡե
.I /etc/aliases
Ǥ롣
.I /etc/nsswitch.conf
եѹǤ롣
.SH ֤
ؿ
.B getaliasent_r()
.B getaliasbyname_r()
ϡ顼ξ 0 ʳ֤ͤ
.SH
ʲ gcc example.c -o example ǥѥǤ롣
ϥꥢǡ١ˤƤ̾פ롣
.sp
.nf
#include <aliases.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
int main() {
struct aliasent *al;
setaliasent();
for (;;) {
al = getaliasent();
if (al == NULL) break;
printf("Name: %s\\n", al->alias_name);
}
if (errno) {
perror("reading alias");
exit(EXIT_FAILURE);
}
endaliasent();
exit(EXIT_SUCCESS);
}
.fi
.SH
Υ롼 glibc ͭΤΤǤ롣
NeXT ˤƱͤΥ롼롣
.RS
.nf
#include <aliasdb.h>
void alias_setent(void);
void alias_endent(void);
alias_ent *alias_getent(void);
alias_ent *alias_getbyname(char *name);
.fi
.RE
.SH Ϣ
.BR getgrent (3),
.BR getpwent (3),
.BR getspent (3),
.BR aliases (5)
.\"
.\" /etc/sendmail/aliases
.\" Yellow Pages
.\" newaliases, postalias
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