symbian-qemu-0.9.1-12/dtc-trunk/fstree.c
author martin.trojer@nokia.com
Fri, 31 Jul 2009 15:01:17 +0100
changeset 1 2fb8b9db1c86
permissions -rw-r--r--
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/*
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 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation.  2005.
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 *
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 *
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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 as
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 * published by the Free Software Foundation; either version 2 of the
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 * License, or (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 GNU
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 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307
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 *                                                                   USA
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 */
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#include "dtc.h"
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#include <dirent.h>
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#include <sys/stat.h>
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#ifdef _WIN32
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#define lstat stat
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#endif
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static struct node *read_fstree(const char *dirname)
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{
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	DIR *d;
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	struct dirent *de;
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	struct stat st;
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	struct node *tree;
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	d = opendir(dirname);
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	if (!d)
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		die("Couldn't opendir() \"%s\": %s\n", dirname, strerror(errno));
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	tree = build_node(NULL, NULL);
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	while ((de = readdir(d)) != NULL) {
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		char *tmpnam;
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		if (streq(de->d_name, ".")
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		    || streq(de->d_name, ".."))
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			continue;
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		tmpnam = join_path(dirname, de->d_name);
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		if (lstat(tmpnam, &st) < 0)
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			die("stat(%s): %s\n", tmpnam, strerror(errno));
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		if (S_ISREG(st.st_mode)) {
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			struct property *prop;
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			FILE *pfile;
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			pfile = fopen(tmpnam, "r");
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			if (! pfile) {
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				fprintf(stderr,
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					"WARNING: Cannot open %s: %s\n",
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					tmpnam, strerror(errno));
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			} else {
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				prop = build_property(strdup(de->d_name),
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						      data_copy_file(pfile,
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								     st.st_size),
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						      NULL);
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				add_property(tree, prop);
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				fclose(pfile);
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			}
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		} else if (S_ISDIR(st.st_mode)) {
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			struct node *newchild;
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			newchild = read_fstree(tmpnam);
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			newchild = name_node(newchild, strdup(de->d_name),
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					     NULL);
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			add_child(tree, newchild);
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		}
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		free(tmpnam);
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	}
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	return tree;
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}
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struct boot_info *dt_from_fs(const char *dirname)
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{
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	struct node *tree;
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	tree = read_fstree(dirname);
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	tree = name_node(tree, "", NULL);
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	return build_boot_info(NULL, tree, 0);
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}
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