aosp12/bionic/linker/linker_globals.cpp

71 lines
2.6 KiB
C++

/*
* Copyright (C) 2016 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "linker.h"
#include "linker_globals.h"
#include "linker_namespaces.h"
#include "android-base/stringprintf.h"
int g_argc = 0;
char** g_argv = nullptr;
char** g_envp = nullptr;
android_namespace_t g_default_namespace;
std::unordered_map<uintptr_t, soinfo*> g_soinfo_handles_map;
platform_properties g_platform_properties;
static char __linker_dl_err_buf[768];
char* linker_get_error_buffer() {
return &__linker_dl_err_buf[0];
}
size_t linker_get_error_buffer_size() {
return sizeof(__linker_dl_err_buf);
}
void DL_WARN_documented_change(int api_level, const char* doc_fragment, const char* fmt, ...) {
std::string result{"Warning: "};
va_list ap;
va_start(ap, fmt);
android::base::StringAppendV(&result, fmt, ap);
va_end(ap);
android::base::StringAppendF(&result,
" and will not work when the app moves to API level %d or later "
"(%s#%s) (allowing for now because this app's target API level is "
"still %d)",
api_level, kBionicChangesUrl, doc_fragment,
get_application_target_sdk_version());
DL_WARN("%s", result.c_str());
}