commandlineutil_md.c

来自「This is a resource based on j2me embedde」· C语言 代码 · 共 133 行

/*
 *
 *
 * Copyright  1990-2007 Sun Microsystems, Inc. All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 only, as published by the Free Software Foundation.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License version 2 for more details (a copy is
 * included at /legal/license.txt).
 * 
 * You should have received a copy of the GNU General Public License
 * version 2 along with this work; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 * 
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
 * Clara, CA 95054 or visit www.sun.com if you need additional
 * information or have any questions.
 */

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>

#include <midpMalloc.h>
#include <midpStorage.h>
#include <midpString.h>

/* for getCharFileSeparator()   */
/* #include <commandLineUtil.h> */

static char appDirBuffer[MAX_FILENAME_LENGTH+1];
static char confDirBuffer[MAX_FILENAME_LENGTH+1];

/**
 * Generates a correct application directory based on several rules. If
 * the <tt>MIDP_HOME</tt> environment variable is set, its value is used
 * unmodified. Otherwise, this function will search for the <tt>appdb</tt>
 * directory in the following order:
 * <ul>
 * <li>current directory (if the MIDP executable is in the <tt>PATH</tt>
 *     environment variable and the current directory is the right place)
 * <li>the parent directory of the midp executable
 * <li>the grandparent directory of the midp executable
 * </ul>
4 * <p>
 * If <tt>cmd</tt> does not contain a directory (i.e. just the text
 * <tt>midp</tt>), the search starts from the current directory. Otherwise,
 * the search starts from the directory specified in <tt>cmd</tt> (i.e.
 * start in the directory <tt>bin</tt> if <tt>cmd</tt> is <tt>bin/midp</tt>).
 * <p>
 * <b>NOTE:</b> This is only applicable for development platforms.
 *
 * @param cmd A 'C' string containing the command used to start MIDP.
 * @return A 'C' string the found MIDP home directory, otherwise
 *         <tt>NULL</tt>, this will be a static buffer, so that it safe
 *       to call this function before midpInitialize, don't free it
 */
char* getApplicationDir(char *cmd) {
    FILE *fp;

    if ((fp = fopen("\\Storage Card\\appdb\\_main.ks", "r")) != NULL) {
        /* This is usually the case when running on emulator, where
         * the MIDP_OUT_DIR is mapped as a shared directory.
         */
        fclose(fp);
        return "\\Storage Card\\appdb";
    } else if ((fp = fopen("\\jwc1.1.3\\appdb\\_main.ks", "r")) != NULL) {
        /* Running on WM 5.0, where there's no \\Storage anymore */
        fclose(fp);
        return "\\jwc1.1.3\\appdb";
    } else if ((fp = fopen("\\My Documents\\java\\appdb\\_main.ks", "r")) != NULL) {
        fclose(fp);
        return "\\My Documents\\java\\appdb";
    } else {
        /* This is usually the case when running on actual device. */
        return "\\Storage\\jwc1.1.3\\appdb";
    }
}

/**
 * Generates a correct configuration directory based on several rules. If
 * the <tt>MIDP_HOME</tt> environment variable is set, its value is used
 * unmodified. Otherwise, this function will search for the <tt>appdb</tt>
 * directory in the following order:
 * <ul>
 * <li>current directory (if the MIDP executable is in the <tt>PATH</tt>
 *     environment variable and the current directory is the right place)
 * <li>the parent directory of the midp executable
 * <li>the grandparent directory of the midp executable
 * </ul>
 * <p>
 * If <tt>cmd</tt> does not contain a directory (i.e. just the text
 * <tt>midp</tt>), the search starts from the current directory. Otherwise,
 * the search starts from the directory specified in <tt>cmd</tt> (i.e.
 * start in the directory <tt>bin</tt> if <tt>cmd</tt> is <tt>bin/midp</tt>).
 * <p>
 * <b>NOTE:</b> This is only applicable for development platforms.
 *
 * @param cmd A 'C' string containing the command used to start MIDP.
 * @return A 'C' string the found MIDP home directory, otherwise
 *         <tt>NULL</tt>, this will be a static buffer, so that it safe
 *       to call this function before midpInitialize, don't free it
 */
char* getConfigurationDir(char *cmd) {
    FILE *fp;

    if ((fp = fopen("\\Storage Card\\appdb\\_main.ks", "r")) != NULL) {
        /* This is usually the case when running on emulator, where
         * the MIDP_OUT_DIR is mapped as a shared directory.
         */
        fclose(fp);
        return "\\Storage Card\\lib";
    } else if ((fp = fopen("\\jwc1.1.3\\appdb\\_main.ks", "r")) != NULL) {
        /* Running on WM 5.0, where there's no \\Storage anymore */
        fclose(fp);
        return "\\jwc1.1.3\\lib";
    } else if ((fp = fopen("\\My Documents\\java\\appdb\\_main.ks", "r")) != NULL) {
        fclose(fp);
        return "\\My Documents\\java\\lib";
    } else {
        /* This is usually the case when running on actual device. */
        return "\\Storage\\jwc1.1.3\\lib";
    }
}