From a86fee5d506fd36e0948c42179c77252037d3e4d Mon Sep 17 00:00:00 2001
From: Marcogarofalo <marcogarofalo31@gmail.com>
Date: Tue, 23 Jan 2024 16:55:55 +0100
Subject: [PATCH] fix check of UseExternalLibrary=quda &&
 UseExternalInverter=quda

---
 monomial/monomial.c | 12 ++++++++++++
 read_input.l        |  4 ----
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/monomial/monomial.c b/monomial/monomial.c
index b7e8a55c5..ee3ddea02 100644
--- a/monomial/monomial.c
+++ b/monomial/monomial.c
@@ -248,6 +248,12 @@ int init_monomials(const int V, const int even_odd_flag) {
           monomial_list[i].Qm = &Qsw_full_minus_psi;
         }
         init_swpm(VOLUME);
+        if(monomial_list[i].external_library==QUDA_LIB){
+          if(monomial_list[i].solver_params.external_inverter != QUDA_INVERTER){
+            tm_debug_printf(0,0,"Error:  CLOVERDET monomial of UseExternalLibrary = quda is not supported without UseExternalInverter = quda\n");
+            exit(1);
+          }
+        }
         clover_monomials[no_clover_monomials] = i;
         no_clover_monomials++;
         if(g_proc_id == 0 && g_debug_level > 1) {
@@ -271,6 +277,12 @@ int init_monomials(const int V, const int even_odd_flag) {
         monomial_list[i].Qp = &Qsw_plus_psi;
         monomial_list[i].Qm = &Qsw_minus_psi;
         init_swpm(VOLUME);
+        if(monomial_list[i].external_library==QUDA_LIB){
+          if(monomial_list[i].solver_params.external_inverter != QUDA_INVERTER){
+            tm_debug_printf(0,0,"Error:  CLOVERDETRATIO monomial of UseExternalLibrary = quda is not supported without UseExternalInverter = quda\n");
+            exit(1);
+          }
+        }
         if(g_proc_id == 0 && g_debug_level > 1) {
           printf("# Initialised monomial %s of type CLOVERDETRATIO, no_monomials= %d\n",
               monomial_list[i].name,
diff --git a/read_input.l b/read_input.l
index 97d0e36b1..3b39524dc 100644
--- a/read_input.l
+++ b/read_input.l
@@ -2340,10 +2340,6 @@ static inline double fltlist_next_token(int * const list_end){
   }
   {SPC}*UseExternalLibrary{EQL}quda {
     mnl->external_library = QUDA_LIB;
-    if(mnl->solver_params.external_inverter != QUDA_INVERTER){
-       printf("Error:  usage of UseExternalLibrary = quda in line %d, monomial %d is not supported without UseExternalInverter = quda\n", line_of_file, current_monomial);
-       exit(1);
-    }
     if(myverbose) printf("  UseExternalLibrary set to quda in line %d, monomial %d\n", line_of_file, current_monomial);
   }
   {SPC}*UseSloppyPrecision{EQL}yes {