51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
/*
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* Copyright (C) 2002 by Martin Pool
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/**
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* @file getgroups.c
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*
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* Print out the gids of all groups for the current user. This is
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* like `id -G` on Linux, but it's too hard to find a portable
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* equivalent.
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**/
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#include "rsync.h"
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#ifndef NGROUPS
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/* It ought to be defined, but just in case. */
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# define NGROUPS 32
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#endif
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int
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main(UNUSED(int argc), UNUSED(char *argv[]))
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{
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int n, i;
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gid_t list[NGROUPS];
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if ((n = getgroups(NGROUPS, list)) == -1) {
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perror("getgroups");
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return 1;
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}
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for (i = 0; i < n; i++)
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printf("%u ", list[i]);
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printf("\n");
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return 0;
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}
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