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Added Rust support to the Fun core. (0.38.0)

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This commit is contained in:
Johannes Findeisen 2026-01-27 04:26:54 +01:00
commit 149e135318
12 changed files with 299 additions and 1 deletions
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15
src/vm.h
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@ -54,6 +54,9 @@ static const char *opcode_names[] = {
"SERIAL_OPEN","SERIAL_CONFIG","SERIAL_SEND","SERIAL_RECV","SERIAL_CLOSE",
"TK_EVAL","TK_RESULT","TK_LOOP","TK_WM_TITLE","TK_LABEL","TK_BUTTON","TK_PACK",
"TRY_PUSH","TRY_POP","THROW",
"FMIN","FMAX",
/* Rust FFI demo */
"RUST_HELLO",
/* Notcurses TUI (optional) */
"NC_INIT","NC_SHUTDOWN","NC_CLEAR","NC_DRAW_TEXT","NC_GETCH"
};
@ -143,4 +146,16 @@ static inline int opcode_is_valid(int op) {
return op >= OP_NOP && op <= OP_NC_GETCH; // all current opcodes (including optional NC_*)
}
/* --- Minimal C ABI helpers for FFI (Rust opcode experiments) --- */
/* Pop an int64 from VM stack (errors if not an int/float); returns integer-converted value. */
int64_t vm_pop_i64(VM *vm);
/* Push an int64 onto VM stack. */
void vm_push_i64(VM *vm, int64_t v);
/* Example Rust-implemented opcode (adds top two ints on stack) */
int fun_op_radd(VM *vm);
/* Example Rust function returning a demo C string (null-terminated). */
const char *fun_rust_get_string(void);
#endif