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105 lines
2.0 KiB
105 lines
2.0 KiB
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1997, 1998, 1999
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* Sleepycat Software. All rights reserved.
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*/
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#include "db_config.h"
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#ifndef lint
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static const char sccsid[] = "@(#)os_dir.c 11.1 (Sleepycat) 7/25/99";
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#endif /* not lint */
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#if HAVE_DIRENT_H
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# include <dirent.h>
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# define NAMLEN(dirent) strlen((dirent)->d_name)
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#else
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# define dirent direct
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# define NAMLEN(dirent) (dirent)->d_namlen
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# if HAVE_SYS_NDIR_H
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# include <sys/ndir.h>
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# endif
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# if HAVE_SYS_DIR_H
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# include <sys/dir.h>
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# endif
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# if HAVE_NDIR_H
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# include <ndir.h>
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# endif
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#endif
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#endif
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#ifdef _MSC_VER /* _WIN32 */
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#include "dirent_local.h"
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#endif
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#include "db_int.h"
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#include "os_jump.h"
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/*
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* CDB___os_dirlist --
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* Return a list of the files in a directory.
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*
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* PUBLIC: int CDB___os_dirlist __P((const char *, char ***, int *));
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*/
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int
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CDB___os_dirlist(dir, namesp, cntp)
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const char *dir;
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char ***namesp;
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int *cntp;
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{
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struct dirent *dp;
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DIR *dirp;
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int arraysz, cnt, ret;
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char **names;
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if (CDB___db_jump.j_dirlist != NULL)
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return (CDB___db_jump.j_dirlist(dir, namesp, cntp));
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if ((dirp = opendir(dir)) == NULL)
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return (CDB___os_get_errno());
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names = NULL;
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for (arraysz = cnt = 0; (dp = readdir(dirp)) != NULL; ++cnt) {
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if (cnt >= arraysz) {
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arraysz += 100;
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if ((ret = CDB___os_realloc(
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arraysz * sizeof(names[0]), NULL, &names)) != 0)
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goto nomem;
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}
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if ((ret = CDB___os_strdup(dp->d_name, &names[cnt])) != 0)
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goto nomem;
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}
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(void)closedir(dirp);
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*namesp = names;
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*cntp = cnt;
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return (0);
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nomem: if (names != NULL)
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CDB___os_dirfree(names, cnt);
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return (ret);
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}
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/*
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* CDB___os_dirfree --
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* Free the list of files.
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*
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* PUBLIC: void CDB___os_dirfree __P((char **, int));
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*/
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void
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CDB___os_dirfree(names, cnt)
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char **names;
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int cnt;
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{
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if (CDB___db_jump.j_dirfree != NULL)
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CDB___db_jump.j_dirfree(names, cnt);
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while (cnt > 0)
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CDB___os_free(names[--cnt], 0);
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CDB___os_free(names, 0);
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}
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