43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Example for creating a struct dirent object for use with glob.
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Copyright (C) 2016-2022 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, see <https://www.gnu.org/licenses/>.
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*/
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#include <dirent.h>
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#include <errno.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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struct dirent *
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mkdirent (const char *name)
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{
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size_t dirent_size = offsetof (struct dirent, d_name) + 1;
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size_t name_length = strlen (name);
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size_t total_size = dirent_size + name_length;
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if (total_size < dirent_size)
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{
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errno = ENOMEM;
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return NULL;
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}
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struct dirent *result = malloc (total_size);
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if (result == NULL)
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return NULL;
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result->d_type = DT_UNKNOWN;
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result->d_ino = 1; /* Do not skip this entry. */
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memcpy (result->d_name, name, name_length + 1);
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return result;
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}
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