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Rev 7805 Rev 8827
Line 1... Line -...
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int cmd_cd(char dir[])
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{
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int cmd_cd(char dir[])
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{
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	char temp[256];
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	unsigned result;
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char temp[256];
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unsigned result;
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if (NULL == dir)
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	{
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	#if LANG_ENG
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		printf("  cd \n\r");
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	if (NULL == dir) {
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	#elif LANG_RUS
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		printf("  cd <¤¨à¥ªâ®à¨ï>\n\r");
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	#endif
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	return TRUE;
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		printf(CMD_CD_USAGE);
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	}
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		return TRUE;
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	}
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if ( 0 == strcmp(dir, ".") || 0 == strcmp(dir, "./") )
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	return TRUE;
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if (  ( 0 == strcmp(dir, "..") ||  0 == strcmp(dir, "../") ) && ( 0 != strcmp(cur_dir, "/")) )
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	{
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	cur_dir[strlen(cur_dir)-1]='\0';
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	dir_truncate(cur_dir);
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    set_cwd(cur_dir);
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	return TRUE;
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	}
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	if ( 0 == strcmp(dir, ".") || 0 == strcmp(dir, "./") )
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if ( '/' == dir[0])
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		return TRUE;
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	{
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	if ( dir_check(dir) )
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		{
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	if (  ( 0 == strcmp(dir, "..") ||  0 == strcmp(dir, "../") ) && ( 0 != strcmp(cur_dir, "/")) ) {
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		strcpy(cur_dir, dir);
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		cur_dir[strlen(cur_dir)-1]='\0';
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        set_cwd(cur_dir);
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		return TRUE;
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		}
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		dir_truncate(cur_dir);
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	return FALSE;
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	}
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else
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	{
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	strcpy(temp, cur_dir);
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	if (cur_dir[strlen(cur_dir)-1] != '/')
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		strcat(temp, "/");
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	strcat(temp, dir);
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		set_cwd(cur_dir);
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		return TRUE;
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	}
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	if ( '/' == dir[0]) {
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		if ( dir_check(dir) )
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			{
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			strcpy(cur_dir, dir);
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			set_cwd(cur_dir);
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			return TRUE;
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			}
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		return FALSE;
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	}
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	else {
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		strcpy(temp, cur_dir);
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		if (cur_dir[strlen(cur_dir)-1] != '/')
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			strcat(temp, "/");
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	if ( dir_check(temp) )
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		strcat(temp, dir);
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		{
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		if ( dir_check(temp) ) {
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		strcpy(cur_dir, temp);
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        set_cwd(cur_dir);
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			strcpy(cur_dir, temp);
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		return TRUE;
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			set_cwd(cur_dir);
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		}
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			return TRUE;