1 files changed, 25 insertions, 18 deletions
diff --git a/generic/tclStubLib.c b/generic/tclStubLib.c
index 7b62f5e..859cbf9 100644
--- a/generic/tclStubLib.c
+++ b/generic/tclStubLib.c
@@ -12,18 +12,25 @@
  */
 
 #include "tclInt.h"
-#include "tclPort.h"
 
-TclStubs *tclStubsPtr = NULL;
-TclPlatStubs *tclPlatStubsPtr = NULL;
-TclIntStubs *tclIntStubsPtr = NULL;
-TclIntPlatStubs *tclIntPlatStubsPtr = NULL;
+MODULE_SCOPE const TclStubs *tclStubsPtr;
+MODULE_SCOPE const TclPlatStubs *tclPlatStubsPtr;
+MODULE_SCOPE const TclIntStubs *tclIntStubsPtr;
+MODULE_SCOPE const TclIntPlatStubs *tclIntPlatStubsPtr;
+
+const TclStubs *tclStubsPtr = NULL;
+const TclPlatStubs *tclPlatStubsPtr = NULL;
+const TclIntStubs *tclIntStubsPtr = NULL;
+const TclIntPlatStubs *tclIntPlatStubsPtr = NULL;
 
 /*
- * Use our own ISDIGIT to avoid linking to libc on windows
+ * Use our own isDigit to avoid linking to libc on windows
  */
 
-#define ISDIGIT(c) (((unsigned)((c)-'0')) <= 9)
+static int isDigit(const int c)
+{
+    return (c >= '0' && c <= '9');
+}
 
 /*
  *----------------------------------------------------------------------
@@ -43,16 +50,16 @@ TclIntPlatStubs *tclIntPlatStubsPtr = NULL;
  *----------------------------------------------------------------------
  */
 #undef Tcl_InitStubs
-CONST char *
-Tcl_InitStubs(interp, version, exact)
-    Tcl_Interp *interp;
-    CONST char *version;
-    int exact;
+MODULE_SCOPE const char *
+Tcl_InitStubs(
+    Tcl_Interp *interp,
+    const char *version,
+    int exact)
 {
     Interp *iPtr = (Interp *) interp;
-    CONST char *actualVersion = NULL;
+    const char *actualVersion = NULL;
     ClientData pkgData = NULL;
-    TclStubs *stubsPtr = iPtr->stubTable;
+    const TclStubs *stubsPtr = iPtr->stubTable;
 
     /*
      * We can't optimize this check by caching tclStubsPtr because that
@@ -71,20 +78,20 @@ Tcl_InitStubs(interp, version, exact)
 	return NULL;
     }
     if (exact) {
-	CONST char *p = version;
+	const char *p = version;
 	int count = 0;
 
 	while (*p) {
-	    count += !ISDIGIT(*p++);
+	    count += !isDigit(*p++);
 	}
 	if (count == 1) {
-	    CONST char *q = actualVersion;
+	    const char *q = actualVersion;
 
 	    p = version;
 	    while (*p && (*p == *q)) {
 		p++; q++;
 	    }
-	    if (*p || ISDIGIT(*q)) {
+	    if (*p || isDigit(*q)) {
 		/* Construct error message */
 		stubsPtr->tcl_PkgRequireEx(interp, "Tcl", version, 1, NULL);
 		return NULL;