1 files changed, 59 insertions, 0 deletions
diff --git a/vere/pkg/noun/options.h b/vere/pkg/noun/options.h
new file mode 100644
index 0000000..615b765
--- /dev/null
+++ b/vere/pkg/noun/options.h
@@ -0,0 +1,59 @@
+/// @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 */