1 /*
2  * Copyright (c) 2008, 2009, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 #include <string.h>
27 
28 #include "jni.h"
29 #include "jni_util.h"
30 
nativeNewStringPlatform(JNIEnv * env,const char * str)31 jstring nativeNewStringPlatform(JNIEnv *env, const char *str) {
32     return (*env)->NewStringUTF(env, str);
33 }
34 
nativeGetStringPlatformChars(JNIEnv * env,jstring jstr,jboolean * isCopy)35 const char* nativeGetStringPlatformChars(JNIEnv *env, jstring jstr, jboolean *isCopy) {
36     return (*env)->GetStringUTFChars(env, jstr, isCopy);
37 }
38 
nativeReleaseStringPlatformChars(JNIEnv * env,jstring jstr,const char * chars)39 void nativeReleaseStringPlatformChars(JNIEnv* env, jstring jstr, const char* chars) {
40     (*env)->ReleaseStringUTFChars(env, jstr, chars);
41 }
42 
43 #if defined(LINUX) && (defined(_GNU_SOURCE) || \
44          (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE < 200112L \
45              && defined(_XOPEN_SOURCE) && _XOPEN_SOURCE < 600))
46 extern int __xpg_strerror_r(int, char *, size_t);
47 #define strerror_r(a, b, c) __xpg_strerror_r((a), (b), (c))
48 #endif
49 
50 
51 int
getErrorString(int err,char * buf,size_t len)52 getErrorString(int err, char *buf, size_t len)
53 {
54     if (err == 0 || len < 1) return 0;
55     return strerror_r(err, buf, len);
56 }
57