1/*
2 * Copyright (C) 2009 bsdroid project
3 *               Alexey Tarasov <tarasov@dodologics.com>
4 *
5 * Copyright (C) 2007 The Android Open Source Project
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 *      http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 */
19
20#include <sys/types.h>
21#include <unistd.h>
22#include <limits.h>
23#include <stdio.h>
24
25void
26get_my_path(char *exe, size_t maxLen)
27{
28    char proc[64];
29
30    snprintf(proc, sizeof(proc), "/proc/%d/file", getpid());
31
32    int err = readlink(proc, exe, maxLen - 1);
33
34    exe[err > 0 ? err : 0] = '\0';
35}
36
37