feat: add script module for note-to-command mapping with FIFO support

client/src/tui.c

@@ -12,6 +12,7 @@
 #include "carla_host.h"
 #include "client_cmd.h"
 #include "plugins.h"
+#include "script.h"
 #include <CarlaHost.h>
 
 /* ---------- FIFO command helper ---------- */
@@ -43,6 +44,7 @@ static const char *clip_state_string(ClipState s) { (void)s; return "?"; }
 /* status FIFO path */
 #define STATUS_FIFO "/tmp/looper_status"
 #define CMD_FIFO    "/tmp/looper_cmd"
+#define NOTES_FIFO  "/tmp/looper_notes"
 
 /* Per‑cell state array (indexed by row*GRID_COLS+col) */
 typedef enum { STATE_IDLE, STATE_RECORD, STATE_LOOPING, STATE_PAUSED } ChannelState;
@@ -193,6 +195,9 @@ void tui_init(void) {
         cell_state[i] = STATE_IDLE;
     /* open the JACK client used for Carla plugins */
     carla_init_jack();
+    /* create note FIFO (for scripted controller input) */
+    unlink(NOTES_FIFO);
+    mkfifo(NOTES_FIFO, 0666);
 }
 
 /* ---------- TUI run ---------- */
@@ -229,6 +234,28 @@ void tui_run(void) {
             close(fd);
         }
 
+        /* read any available note events (for script macros) */
+        int nfd = open(NOTES_FIFO, O_RDONLY | O_NONBLOCK);
+        if (nfd >= 0) {
+            char nbuf[256];
+            int m = read(nfd, nbuf, sizeof(nbuf)-1);
+            if (m > 0) {
+                nbuf[m] = '\0';
+                char *p = nbuf;
+                while (*p) {
+                    char *nl = strchr(p, '\n');
+                    if (nl) *nl = '\0';
+                    int note = atoi(p);
+                    script_handle_note(note);
+                    if (nl) {
+                        *nl = '\n';
+                        p = nl + 1;
+                    } else break;
+                }
+            }
+            close(nfd);
+        }
+
         if (in_colon) {
             int chc = getch();
             if (chc == '\n') {
@@ -374,6 +401,7 @@ void tui_cleanup(void) {
     /* delete FIFOs */
     unlink(STATUS_FIFO);
     unlink(CMD_FIFO);
+    unlink(NOTES_FIFO);
     /* close the Carla JACK client */
     carla_cleanup_jack();
     curs_set(1); endwin();