mclangc/include/io.mcl
2023-04-13 13:38:20 +03:00

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// Write to a file descriptor using the SYS_write syscall
// args: [buff_size, buff_ptr, fd]
// @arg buff_size: Int - number of bytes to write
// @arg buff_ptr: Ptr - pointer to the buffer to write
// @arg fd: Int - file descriptor
// @ret Int
inline fn write with int ptr int returns int then
SYS_write syscall3
done
// Write to a file descriptor using the SYS_write syscall
// args: [buff_size, buff_ptr, fd]
// @arg buff_size: Int - number of bytes to write
// @arg buff_ptr: Ptr - pointer to the buffer to write
// @arg fd: Int - file descriptor
// @ret Int
inline fn read with int ptr int returns int then
SYS_read syscall3
done
// Print a string to STDOUT
// args: [str_size, str_ptr]
// @arg buff_size: Int - number of bytes to write
// @arg buff_ptr: Ptr - pointer to the buffer to write
// @ret NULL
inline fn puts with int ptr returns void then
STDOUT write drop
done
// Print a string to STDERR
// args: [str_size, str_ptr]
// @arg buff_size: Int - number of bytes to write
// @arg buff_ptr: Ptr - pointer to the buffer to write
// @ret NULL
inline fn eputs with int ptr returns void then
STDOUT write drop
done
// TODO: make putc and eputc after we make local mem
// Exit the program with exit_code
// args: [exit_code]
// @arg exit_code: Int
// @ret NULL/NEVER
inline fn exit with int returns void then
SYS_exit syscall1 drop
done