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/// @file
#ifndef U3_OPTIONS_H
#define U3_OPTIONS_H
#include "c3/c3.h"
#include "types.h"
/** Data structures.
**/
/* u3o_config: process / system configuration.
*/
typedef struct _u3o_config {
u3_noun who; // single identity
c3_c* dir_c; // execution directory (pier)
c3_c* eph_c; // ephemeral file
c3_w wag_w; // flags (both ways)
size_t wor_i; // loom word-length (<= u3a_words)
c3_w tos_w; // loom toss skip-length
c3_w hap_w; // transient memoization cache size
c3_w per_w; // persistent memoization cache size
void (*stderr_log_f)(c3_c*); // errors from c code
void (*slog_f)(u3_noun); // function pointer for slog
void (*sign_hold_f)(void); // suspend system signal regime
void (*sign_move_f)(void); // restore system signal regime
} u3o_config;
/* u3o_flag: process/system flags.
**
** _debug flags are set outside u3 and heard inside it.
** _check flags are set inside u3 and heard outside it.
*/
enum u3o_flag { // execution flags
u3o_debug_ram = 1 << 0, // debug: gc
u3o_debug_cpu = 1 << 1, // debug: profile
u3o_check_corrupt = 1 << 2, // check: gc memory
u3o_check_fatal = 1 << 3, // check: unrecoverable
u3o_verbose = 1 << 4, // be remarkably wordy
u3o_dryrun = 1 << 5, // don't touch checkpoint
u3o_quiet = 1 << 6, // disable ~&
u3o_hashless = 1 << 7, // disable hashboard
u3o_trace = 1 << 8, // enables trace dumping
u3o_no_demand = 1 << 9, // disables demand paging
u3o_auto_meld = 1 << 10, // enables meld under pressure
u3o_soft_mugs = 1 << 11, // continue replay on mismatch
u3o_swap = 1 << 12, // enables ephemeral file
u3o_toss = 1 << 13, // reclaim often
u3o_cash = 1 << 14, // memo cache harvesting
u3o_yolo = 1 << 15 // no brakes!
};
/** Globals.
**/
/* u3_Config / u3C: global memory control.
*/
extern u3o_config u3o_Config;
# define u3C u3o_Config
#endif /* ifndef U3_OPTIONS_H */
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