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strace: Port to Core::Stream

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Sam Atkins 2022-09-14 17:19:30 +01:00 • committed by Linus Groh
parent 4c3d2267db
commit 722879e2b9
1 changed files with 7 additions and 10 deletions
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17
Userland/Utilities/strace.cpp
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@ -12,7 +12,7 @@
#include <Kernel/API/SyscallString.h>
#include <LibC/sys/arch/i386/regs.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/File.h>
#include <LibCore/Stream.h>
#include <LibCore/System.h>
#include <LibMain/Main.h>
#include <errno.h>
@ -239,7 +239,7 @@ static ErrorOr<ByteBuffer> copy_from_process(void const* source, size_t length)
}
template<typename T>
static ErrorOr<T> copy_from_process(const T* source)
static ErrorOr<T> copy_from_process(T const* source)
{
T value {};
TRY(copy_from_process(source, Bytes { &value, sizeof(T) }));
@ -812,12 +812,11 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
Vector<StringView> child_argv;
char const* output_filename = nullptr;
StringView output_filename;
char const* exclude_syscalls_option = nullptr;
char const* include_syscalls_option = nullptr;
HashTable<StringView> exclude_syscalls;
HashTable<StringView> include_syscalls;
auto trace_file = Core::File::standard_error();
Core::ArgsParser parser;
parser.set_stop_on_first_non_option(true);
@ -831,8 +830,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
parser.parse(arguments);
if (output_filename != nullptr)
trace_file = TRY(Core::File::open(output_filename, Core::OpenMode::WriteOnly));
auto trace_file = output_filename.is_empty()
? TRY(Core::Stream::File::standard_error())
: TRY(Core::Stream::File::open(output_filename, Core::Stream::OpenMode::Write));
auto parse_syscalls = [](char const* option, auto& hash_table) {
if (option != nullptr) {
@ -933,9 +933,6 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
FormattedSyscallBuilder builder(syscall_name);
format_syscall(builder, syscall_function, arg1, arg2, arg3, res);
if (!trace_file->write(builder.string_view())) {
warnln("write: {}", trace_file->error_string());
return 1;
}
TRY(trace_file->write(builder.string_view().bytes()));
}
}