Mod files valid for 9.0 and legacy NEURON

HCN.mod

@@ -110,9 +110,6 @@ INITIAL {
         hys = hysinf
 	hyhtf = hyhtfinf
 	hyhts = hyhtsinf
-	VERBATIM
-	return 0;
-	ENDVERBATIM
 }
 
 PROCEDURE states() {	:Computes state variables m, h, and n 
@@ -122,10 +119,6 @@ PROCEDURE states() {	:Computes state variables m, h, and n
         hys = hys + hysexp*(hysinf-hys)
 	  hyhtf = hyhtf + hyhtfexp*(hyhtfinf-hyhtf)
 	  hyhts = hyhts + hyhtsexp*(hyhtsinf-hyhts)
-
-        VERBATIM
-        return 0;
-        ENDVERBATIM
 }
 
 LOCAL q10

ichan2.mod

@@ -155,10 +155,6 @@ INITIAL {
 	h = hinf
         nf = nfinf
         ns = nsinf
-
-	VERBATIM
-	return 0;
-	ENDVERBATIM
 }
 
 : discreticed versions of the differential equations, hence a PROCEDURE and not DERIVATIVE block
@@ -168,9 +164,6 @@ PROCEDURE states() {	: Computes state variables m, h, and n
         h = h + hexp*(hinf-h)
         nf = nf + nfexp*(nfinf-nf)
         ns = ns + nsexp*(nsinf-ns)
-        VERBATIM
-        return 0;
-        ENDVERBATIM
 }
 
 : moved this to assign block <ah> 

netstim125.mod

@@ -73,8 +73,13 @@ FUNCTION invl(mean (ms)) (ms) {
 	}
 }
 VERBATIM
+#ifndef NRN_VERSION_GTEQ_8_2_0
 double nrn_random_pick(void* r);
 void* nrn_random_arg(int argpos);
+#define RANDCAST
+#else
+#define RANDCAST (Rand*)
+#endif
 ENDVERBATIM
 
 FUNCTION erand() {
@@ -85,7 +90,7 @@ VERBATIM
 		: each instance. However, the corresponding hoc Random
 		: distribution MUST be set to Random.negexp(1)
 		*/
-		_lerand = nrn_random_pick(_p_donotuse);
+		_lerand = nrn_random_pick(RANDCAST _p_donotuse);
 	}else{
 		/* only can be used in main thread */
 		if (_nt != nrn_threads) {

netstimbox.mod

@@ -32,8 +32,14 @@ INITIAL {			: deactivated by default
 FUNCTION invl(mean (ms)) (ms) {				      
 }	
 VERBATIM
+#ifndef NRN_VERSION_GTEQ_8_2_0
 double nrn_random_pick(void* r);
 void* nrn_random_arg(int argpos);
+#define RANDCAST
+#else
+#define RANDCAST (Rand*)
+#endif
+
 ENDVERBATIM
 
 FUNCTION erand() {
@@ -45,7 +51,7 @@ VERBATIM
 		: each instance. However, the corresponding hoc Random
 		: distribution MUST be set to Random.negexp(1)
 		*/
-		_lerand = nrn_random_pick(_p_donotuse);
+		_lerand = nrn_random_pick(RANDCAST _p_donotuse);
 	}else{
 		/* only can be used in main thread */
 		if (_nt != nrn_threads) {

readme.html

@@ -125,5 +125,7 @@ <h3> Other remarks</h3>
 The bug was fixed to make the channel properly dependent on the current calcium concentration. See <br>
 <a href="https://senselab.med.yale.edu/modeldb/showModel.cshtml?model=124513&file=/dentate_gyrus/CaBK.mod">  https://senselab.med.yale.edu/modeldb/showModel.cshtml?model=124513&file=/dentate_gyrus/CaBK.mod </a></p>
 
+<h3>Changelog</h3>
+2022-05: Updated MOD files to contain valid C++ and be compatible with the upcoming versions 8.2 and 9.0 of NEURON.
     </body>
-</html>
+</html>