xref: /aosp_15_r20/system/unwinding/libunwindstack/AndroidLogStdout.cpp (revision eb293b8f56ee8303637c5595cfcdeef8039e85c6)
1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <stdarg.h>
18 #include <stdio.h>
19 #include <stdlib.h>
20 
21 // This file contains only the log functions necessary to compile the unwinder
22 // tools using libdexfile for android targets.
23 
__android_log_assert(const char * cond,const char *,const char * fmt,...)24 extern "C" void __android_log_assert(const char* cond, const char*, const char* fmt, ...) {
25   if (fmt) {
26     va_list ap;
27     va_start(ap, fmt);
28     vprintf(fmt, ap);
29     va_end(ap);
30     printf("\n");
31   } else {
32     if (cond) {
33       printf("Assertion failed: %s\n", cond);
34     } else {
35       printf("Unspecified assertion failed.\n");
36     }
37   }
38   abort();
39 }
40