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✨ Add more weak symbols for llemu #674

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✨ Add more weak symbols for llemu #674

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15 changes: 10 additions & 5 deletions include/pros/llemu.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -70,14 +70,19 @@ namespace lcd {
* For documentation on these functions, please see the doxygen comments for
* these functions in the libvgl llemu headers.
*/

extern __attribute__((weak)) bool is_initialized(void);
extern __attribute__((weak)) bool initialize(void);
extern __attribute__((weak)) bool shutdown(void);
extern __attribute__((weak)) bool set_text(std::int16_t line, std::string text);
extern __attribute__((weak)) bool clear(void);
extern __attribute__((weak)) bool clear_line(std::int16_t line);
extern __attribute__((weak)) bool initialize(void);
extern __attribute__((weak)) std::uint8_t read_buttons(void);
// TODO: Text_Align is defined in liblvgl so this ain't going to compile for now.
// extern __attribute__((weak)) void set_text_align(Text_Align text_align);
extern __attribute__((weak)) void register_btn0_cb(lcd_btn_cb_fn_t cb);
extern __attribute__((weak)) void register_btn1_cb(lcd_btn_cb_fn_t cb);
extern __attribute__((weak)) bool is_initialized(void);

extern __attribute__((weak)) void register_btn2_cb(lcd_btn_cb_fn_t cb);
extern __attribute__((weak)) std::uint8_t read_buttons(void);

/**
* \addtogroup cpp-llemu
* @{
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15 changes: 10 additions & 5 deletions src/devices/screen.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -113,14 +113,19 @@ namespace screen {
/******************************************************************************/
namespace lcd {
using lcd_btn_cb_fn_t = void (*)(void);

extern __attribute__((weak)) bool is_initialized(void) {return false;}
extern __attribute__((weak)) bool initialize(void) {return false;}
extern __attribute__((weak)) bool shutdown(void) {return false;}
extern __attribute__((weak)) bool set_text(std::int16_t line, std::string text) {return false;}
extern __attribute__((weak)) bool clear(void) {return false;}
extern __attribute__((weak)) bool clear_line(std::int16_t line) {return false;}
extern __attribute__((weak)) bool initialize(void) {return false;}
extern __attribute__((weak)) bool is_initialized(void) {return false;}
extern __attribute__((weak)) std::uint8_t read_buttons(void) {return 0xf;}
// TODO: Text_Align is defined in liblvgl so this ain't going to compile for now.
// extern __attribute__((weak)) void set_text_align(Text_Align text_align) {}
extern __attribute__((weak)) void register_btn0_cb(lcd_btn_cb_fn_t cb) {}
extern __attribute__((weak)) void register_btn1_cb(lcd_btn_cb_fn_t cb) {}

extern __attribute__((weak)) void register_btn2_cb(lcd_btn_cb_fn_t cb) {}
extern __attribute__((weak)) std::uint8_t read_buttons(void) {return 0xf;}

template <typename... Params>
extern __attribute__((weak)) bool print(std::int16_t line, const char* fmt, Params... args) {return false;}
} // namespace lcd
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