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b0e3f73375
Userspace programs can now open /dev/gui_events and read a stream of GUI_Event structs one at a time. I was stuck on a stupid problem where we'd reenter Scheduler::yield() due to having one of the has_data_available_for_reading() implementations using locks.
33 lines
803 B
C++
33 lines
803 B
C++
#pragma once
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#include <AK/Compiler.h>
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#include <AK/Vector.h>
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#include <VirtualFileSystem/CharacterDevice.h>
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class ConsoleImplementation {
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public:
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virtual ~ConsoleImplementation();
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virtual void on_sysconsole_receive(byte) = 0;
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};
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class Console final : public CharacterDevice {
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AK_MAKE_ETERNAL
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public:
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static Console& the() PURE;
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Console();
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virtual ~Console() override;
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virtual bool has_data_available_for_reading(Process&) const override;
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virtual ssize_t read(byte* buffer, size_t size) override;
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virtual ssize_t write(const byte* data, size_t size) override;
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void setImplementation(ConsoleImplementation* implementation) { m_implementation = implementation; }
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void put_char(char);
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private:
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ConsoleImplementation* m_implementation { nullptr };
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};
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