ollama source for Momentry Core verification

x/imagegen/mlx/mlx_error_handler.c

@@ -0,0 +1,38 @@
+// mlx_error_handler.c - Safe error handling for MLX initialization
+// Provides a non-fatal error handler for use during init(), so that
+// GPU failures are captured instead of calling exit(-1).
+
+#include "mlx_error_handler.h"
+#include "mlx.h"
+#include <string.h>
+
+static char mlx_init_error_msg[1024] = {0};
+static int  mlx_init_error_flag = 0;
+
+// Error handler that silently stores the error message.
+// The error is surfaced on the Go side via mlxInitError / GetMLXInitError()
+// only when MLX is actually needed.
+static void mlx_silent_error_handler(const char* msg, void* data) {
+    (void)data;
+    strncpy(mlx_init_error_msg, msg, sizeof(mlx_init_error_msg) - 1);
+    mlx_init_error_msg[sizeof(mlx_init_error_msg) - 1] = '\0';
+    mlx_init_error_flag = 1;
+}
+
+void mlx_set_safe_init_mode(void) {
+    mlx_init_error_flag = 0;
+    mlx_init_error_msg[0] = '\0';
+    mlx_set_error_handler(mlx_silent_error_handler, NULL, NULL);
+}
+
+void mlx_set_default_error_mode(void) {
+    mlx_set_error_handler(NULL, NULL, NULL);
+}
+
+int mlx_had_init_error(void) {
+    return mlx_init_error_flag;
+}
+
+const char* mlx_get_init_error(void) {
+    return mlx_init_error_flag ? mlx_init_error_msg : NULL;
+}