Handle sentinels for any C++ compiler

1 files changed, 16 insertions, 16 deletions

diff --git a/unix/tclUnixChan.c b/unix/tclUnixChan.c
index 696d938..5a32d03 100644
--- a/unix/tclUnixChan.c
+++ b/unix/tclUnixChan.c
@@ -112,7 +112,7 @@ typedef struct {
     if (interp) {							\
 	Tcl_SetObjResult(interp, Tcl_ObjPrintf(				\
 		"%s not supported for this platform", (detail)));	\
-	Tcl_SetErrorCode(interp, "TCL", "UNSUPPORTED", NULL);		\
+	Tcl_SetErrorCode(interp, "TCL", "UNSUPPORTED", (void *)NULL);		\
     }
 
 /*
@@ -910,7 +910,7 @@ TtySetOptionProc(
 			"bad value for -handshake: must be one of"
 			" xonxoff, rtscts, dtrdsr or none", -1));
 		Tcl_SetErrorCode(interp, "TCL", "OPERATION", "FCONFIGURE",
-			"VALUE", NULL);
+			"VALUE", (void *)NULL);
 	    }
 	    return TCL_ERROR;
 	}
@@ -931,7 +931,7 @@ TtySetOptionProc(
 		Tcl_SetObjResult(interp, Tcl_NewStringObj(
 			"bad value for -xchar: should be a list of"
 			" two elements with each a single 8-bit character", -1));
-		Tcl_SetErrorCode(interp, "TCL", "VALUE", "XCHAR", NULL);
+		Tcl_SetErrorCode(interp, "TCL", "VALUE", "XCHAR", (void *)NULL);
 	    }
 	    ckfree(argv);
 	    return TCL_ERROR;
@@ -997,7 +997,7 @@ TtySetOptionProc(
 			"bad value for -ttycontrol: should be a list of"
 			" signal,value pairs", -1));
 		Tcl_SetErrorCode(interp, "TCL", "OPERATION", "FCONFIGURE",
-			"VALUE", NULL);
+			"VALUE", (void *)NULL);
 	    }
 	    ckfree(argv);
 	    return TCL_ERROR;
@@ -1039,7 +1039,7 @@ TtySetOptionProc(
 			    "bad signal \"%s\" for -ttycontrol: must be"
 			    " DTR, RTS or BREAK", argv[i]));
 		    Tcl_SetErrorCode(interp, "TCL", "OPERATION", "FCONFIGURE",
-			"VALUE", NULL);
+			"VALUE", (void *)NULL);
 		}
 		ckfree(argv);
 		return TCL_ERROR;
@@ -1071,7 +1071,7 @@ TtySetOptionProc(
 			"bad mode \"%s\" for -closemode: must be"
 			" default, discard, or drain", value));
 		Tcl_SetErrorCode(interp, "TCL", "OPERATION", "FCONFIGURE",
-			"VALUE", NULL);
+			"VALUE", (void *)NULL);
 	    }
 	    return TCL_ERROR;
 	}
@@ -1129,7 +1129,7 @@ TtySetOptionProc(
 			"bad mode \"%s\" for -inputmode: must be"
 			" normal, password, raw, or reset", value));
 		Tcl_SetErrorCode(interp, "TCL", "OPERATION", "FCONFIGURE",
-			"VALUE", NULL);
+			"VALUE", (void *)NULL);
 	    }
 	    return TCL_ERROR;
 	}
@@ -1707,7 +1707,7 @@ TtyParseMode(
 	if (interp != NULL) {
 	    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 		    "%s: should be baud,parity,data,stop", bad));
-	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", NULL);
+	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", (void *)NULL);
 	}
 	return TCL_ERROR;
     }
@@ -1737,7 +1737,7 @@ TtyParseMode(
 		    "n, o, or e"
 #endif /* PAREXT */
 		    ));
-	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", NULL);
+	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", (void *)NULL);
 	}
 	return TCL_ERROR;
     }
@@ -1746,7 +1746,7 @@ TtyParseMode(
 	if (interp != NULL) {
 	    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 		    "%s data: should be 5, 6, 7, or 8", bad));
-	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", NULL);
+	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", (void *)NULL);
 	}
 	return TCL_ERROR;
     }
@@ -1754,7 +1754,7 @@ TtyParseMode(
 	if (interp != NULL) {
 	    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 		    "%s stop: should be 1 or 2", bad));
-	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", NULL);
+	    Tcl_SetErrorCode(interp, "TCL", "VALUE", "SERIALMODE", (void *)NULL);
 	}
 	return TCL_ERROR;
     }
@@ -1861,7 +1861,7 @@ TclpOpenFileChannel(
 	if (interp != (Tcl_Interp *) NULL) {
 	    Tcl_AppendResult(interp, "couldn't open \"",
 	    TclGetString(pathPtr), "\": filename is invalid on this platform",
-	    NULL);
+	    (void *)NULL);
 	}
 	return NULL;
     }
@@ -2149,13 +2149,13 @@ Tcl_GetOpenFile(
 	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 		"\"%s\" wasn't opened for writing", chanID));
 	Tcl_SetErrorCode(interp, "TCL", "VALUE", "CHANNEL", "NOT_WRITABLE",
-		NULL);
+		(void *)NULL);
 	return TCL_ERROR;
     } else if (!forWriting && !(chanMode & TCL_READABLE)) {
 	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 		"\"%s\" wasn't opened for reading", chanID));
 	Tcl_SetErrorCode(interp, "TCL", "VALUE", "CHANNEL", "NOT_READABLE",
-		NULL);
+		(void *)NULL);
 	return TCL_ERROR;
     }
 
@@ -2187,7 +2187,7 @@ Tcl_GetOpenFile(
 		Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 			"cannot get a FILE * for \"%s\"", chanID));
 		Tcl_SetErrorCode(interp, "TCL", "VALUE", "CHANNEL",
-			"FILE_FAILURE", NULL);
+			"FILE_FAILURE", (void *)NULL);
 		return TCL_ERROR;
 	    }
 	    *filePtr = f;
@@ -2198,7 +2198,7 @@ Tcl_GetOpenFile(
     Tcl_SetObjResult(interp, Tcl_ObjPrintf(
 	    "\"%s\" cannot be used to get a FILE *", chanID));
     Tcl_SetErrorCode(interp, "TCL", "VALUE", "CHANNEL", "NO_DESCRIPTOR",
-	    NULL);
+	    (void *)NULL);
     return TCL_ERROR;
 }