21 lines
565 B
Rust
21 lines
565 B
Rust
//! @brief Example Rust-based BPF upgradeable program
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extern crate solana_program;
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use solana_program::{
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account_info::AccountInfo, entrypoint, entrypoint::ProgramResult, msg, pubkey::Pubkey,
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sysvar::clock,
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};
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entrypoint!(process_instruction);
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fn process_instruction(
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program_id: &Pubkey,
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accounts: &[AccountInfo],
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_instruction_data: &[u8],
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) -> ProgramResult {
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msg!("Upgradeable program");
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assert_eq!(accounts.len(), 2);
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assert_eq!(accounts[0].key, program_id);
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assert_eq!(*accounts[1].key, clock::id());
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Err(42.into())
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}
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