UNLOZE/sm-ext-accelerator-2023
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Linux symbol file dumping

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This commit is contained in:
Asher Baker 2018-07-20 01:17:53 +01:00
parent b8548750b6
commit 3dc66eec46
2 changed files with 84 additions and 5 deletions
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35
test/AMBuilder
View File

@ -11,22 +11,47 @@ def BuildEverything():
compiler = SM.DefaultCompiler()
compiler['CXXINCLUDES'].append(os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src'))
if AMBuild.target['platform'] in ['linux']:
compiler['POSTLINKFLAGS'].append('-lm')
compiler['POSTLINKFLAGS'].append('-lstdc++')
compiler['POSTLINKFLAGS'].append('-pthread')
compiler['CDEFINES'].append('HAVE_CONFIG_H')
compiler['CXXINCLUDES'].append(os.path.join(AMBuild.sourceFolder, 'breakpad', 'build', 'src'))
elif compiler.cc.name == 'msvc':
compiler['POSTLINKFLAGS'].remove('/SUBSYSTEM:WINDOWS')
compiler['POSTLINKFLAGS'].append('/SUBSYSTEM:CONSOLE')
compiler['CXXINCLUDES'].append(os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src'))
name = 'test-crash-dump-generation'
extension = AMBuild.AddJob(name)
binary = Cpp.ExecutableBuilder(name, AMBuild, extension, compiler)
binary.AddSourceFiles('test', [
'test.cpp',
])
sourceFiles = [
'test.cpp',
]
if AMBuild.target['platform'] in ['linux']:
sourceFiles.extend([
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf_cfi_to_module.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf_cu_to_module.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf_line_to_module.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'language.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'module.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'path_helper.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'stabs_reader.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'stabs_to_module.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf', 'bytereader.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf', 'dwarf2diehandler.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf', 'dwarf2reader.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'dwarf', 'elf_reader.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'linux', 'crc32.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'linux', 'dump_symbols.cc'),
os.path.join(AMBuild.sourceFolder, 'breakpad', 'src', 'src', 'common', 'linux', 'elf_symbols_to_module.cc'),
])
binary.AddSourceFiles('test', sourceFiles);
if AMBuild.target['platform'] in ['linux']:
libs = [

54
test/test.cpp
View File

@ -2,16 +2,22 @@
#include "client/linux/handler/exception_handler.h"
#include "common/linux/linux_libc_support.h"
#include "third_party/lss/linux_syscall_support.h"
#include "common/linux/dump_symbols.h"
#include "common/path_helper.h"
#include <sstream>
#include <signal.h>
#include <dirent.h>
#include <unistd.h>
#include <paths.h>
#define my_jmp_buf sigjmp_buf
#define my_setjmp(x) sigsetjmp(x, 0)
#define my_longjmp siglongjmp
using google_breakpad::MinidumpDescriptor;
using google_breakpad::WriteSymbolFile;
#elif defined _WINDOWS
#define _STDINT // ~.~
@ -174,6 +180,54 @@ int main(int argc, char *argv[])
}
printf("\n");
#if defined _LINUX
for (unsigned int moduleIndex = 0; moduleIndex < moduleCount; ++moduleIndex) {
auto module = processState.modules()->GetModuleAtIndex(moduleIndex);
auto debugFile = module->debug_file();
if (debugFile[0] != '/') {
continue;
}
printf("%s\n", debugFile.c_str());
auto debugFileDir = google_breakpad::DirName(debugFile);
std::vector<string> debug_dirs{
debugFileDir,
};
FILE *saved_stderr = fdopen(dup(fileno(stderr)), "w");
if (freopen(_PATH_DEVNULL, "w", stderr)) {
// If it fails, not a lot we can (or should) do.
// Add this brace section to silence gcc warnings.
}
std::ostringstream outputStream;
google_breakpad::DumpOptions options(ALL_SYMBOL_DATA, true);
if (!WriteSymbolFile(debugFile, debug_dirs, options, outputStream)) {
outputStream.str("");
outputStream.clear();
// Try again without debug dirs.
if (!WriteSymbolFile(debugFile, {}, options, outputStream)) {
// TODO: Something.
}
}
fflush(stderr);
dup2(fileno(saved_stderr), fileno(stderr));
fclose(saved_stderr);
// WriteSymbolFileHeaderOnly would do this for us, but this is just for testing.
auto output = outputStream.str();
output = output.substr(0, output.find("\n"));
fprintf(stdout, "%s\n", output.c_str());
// break;
}
#endif
}
if (generateCrash) {