From d57b182701d91a10269a90f785fc07da74216955 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Mon, 6 Sep 2021 09:58:41 -0700
Subject: [PATCH] SCP: Expose _sim_vdebug for use by external libraries

---
 scp.c | 2 +-
 scp.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/scp.c b/scp.c
index 1427b7f4..22a93be8 100644
--- a/scp.c
+++ b/scp.c
@@ -13772,7 +13772,7 @@ return stat | ((stat != SCPE_OK) ? SCPE_NOMESSAGE : 0);
    Callers should be calling sim_debug() which is a macro
    defined in scp.h which evaluates the action condition before 
    incurring call overhead. */
-static void _sim_vdebug (uint32 dbits, DEVICE* dptr, UNIT *uptr, const char* fmt, va_list arglist)
+void _sim_vdebug (uint32 dbits, DEVICE* dptr, UNIT *uptr, const char* fmt, va_list arglist)
 {
 if (sim_deb && dptr && ((dptr->dctrl | (uptr ? uptr->dctrl : 0)) & dbits)) {
     TMLN *saved_oline = sim_oline;
diff --git a/scp.h b/scp.h
index bdfd4c8a..85a02095 100644
--- a/scp.h
+++ b/scp.h
@@ -259,6 +259,7 @@ void sim_debug_bits (uint32 dbits, DEVICE* dptr, BITFIELD* bitdefs,
 #if defined (__DECC) && defined (__VMS) && (defined (__VAX) || (__DECC_VER < 60590001))
 #define CANT_USE_MACRO_VA_ARGS 1
 #endif
+void _sim_vdebug (uint32 dbits, DEVICE* dptr, UNIT *uptr, const char* fmt, va_list arglist);
 #ifdef CANT_USE_MACRO_VA_ARGS
 #define _sim_debug_device sim_debug
 void sim_debug (uint32 dbits, DEVICE* dptr, const char *fmt, ...) GCC_FMT_ATTR(3, 4);