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/* Copyright (C) 2001-2005 by Hans Reiser, licensing governed by
reiser4progs/COPYING.
misc.c -- miscellaneous useful stuff. */
#include "busy.h"
reiser4_object_t *busy_misc_open_parent(reiser4_tree_t *tree,
char **path)
{
reiser4_object_t *object;
char *sep;
if (!(sep = aal_strrchr(*path, '/'))) {
aal_error("Wrong PATH format is detected: %s.", *path);
return INVAL_PTR;
}
if (sep == *path) {
/* Create file in the root. */
object = reiser4_semantic_open(tree, "/", NULL, 1);
} else {
sep[0] = 0;
object = reiser4_semantic_open(tree, *path, NULL, 1);
sep[0] = '/';
}
if (!object) {
aal_error("Can't open file %s.", *path);
sep[0] = '/';
return NULL;
}
sep[0] = '/';
*path = sep + 1;
return object;
}
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