1 files changed, 40 insertions, 0 deletions
diff --git a/vere/pkg/noun/log.c b/vere/pkg/noun/log.c
new file mode 100644
index 0000000..ee1888e
--- /dev/null
+++ b/vere/pkg/noun/log.c
@@ -0,0 +1,40 @@
+/// @file
+
+#include "log.h"
+
+#include <stdarg.h>
+
+#include "options.h"
+
+void
+u3l_log(const char* format, ...)
+{
+  va_list myargs;
+  va_start(myargs, format);
+
+  if (u3C.stderr_log_f) {
+    //  the user set their own logging function. render the line and redirect
+    //  to them.
+    //
+    char msg[4096];
+    vsnprintf(msg, 4096, format, myargs);
+    u3C.stderr_log_f(msg);
+  } else  {
+    //  this process did not set a logging function, fallback to stderr
+    //
+    vfprintf(stderr, format, myargs);
+    fprintf(stderr, "\r\n");
+    fflush(stderr);
+  }
+
+  va_end(myargs);
+}
+
+u3_weak
+u3l_punt(const char* name, u3_weak pro)
+{
+  if ( u3_none == pro ) {
+    u3l_log("%s-punt", name);
+  }
+  return pro;
+}