Make some arrays const.

src/ca65/dbginfo.c

@@ -211,7 +211,7 @@ void DbgInfoFile (void)
 void DbgInfoFunc (void)
 /* Parse and handle func subcommand of the .dbg pseudo instruction */
 {
-    static const char* StorageKeys[] = {
+    static const char* const StorageKeys[] = {
         "EXTERN",
         "STATIC",
     };
@@ -352,7 +352,7 @@ void DbgInfoLine (void)
 void DbgInfoSym (void)
 /* Parse and handle SYM subcommand of the .dbg pseudo instruction */
 {
-    static const char* StorageKeys[] = {
+    static const char* const StorageKeys[] = {
         "AUTO",
         "EXTERN",
         "REGISTER",

src/ca65/feature.c

@@ -48,7 +48,7 @@
 
 
 /* Names of the features */
-static const char* FeatureKeys[FEAT_COUNT] = {
+static const char* const FeatureKeys[FEAT_COUNT] = {
     "dollar_is_pc",
     "labels_without_colons",
     "loose_string_term",

src/ca65/pseudo.c

@@ -151,7 +151,7 @@ static unsigned char OptionalAddrSize (void)
 static void SetBoolOption (unsigned char* Flag)
 /* Read a on/off/+/- option and set flag accordingly */
 {
-    static const char* Keys[] = {
+    static const char* const Keys[] = {
         "OFF",
         "ON",
     };
@@ -451,7 +451,7 @@ static void DoASCIIZ (void)
 static void DoAssert (void)
 /* Add an assertion */
 {
-    static const char* ActionTab [] = {
+    static const char* const ActionTab [] = {
         "WARN", "WARNING",
         "ERROR",
         "LDWARN", "LDWARNING",
@@ -659,7 +659,7 @@ static void DoCode (void)
 static void DoConDes (void)
 /* Export a symbol as constructor/destructor */
 {
-    static const char* Keys[] = {
+    static const char* const Keys[] = {
         "CONSTRUCTOR",
         "DESTRUCTOR",
         "INTERRUPTOR",
@@ -744,7 +744,7 @@ static void DoData (void)
 static void DoDbg (void)
 /* Add debug information from high level code */
 {
-    static const char* Keys[] = {
+    static const char* const Keys[] = {
         "FILE",
         "FUNC",
         "LINE",
@@ -1039,7 +1039,7 @@ static void DoFileOpt (void)
     if (CurTok.Tok == TOK_IDENT) {
 
         /* Option given as keyword */
-        static const char* Keys [] = {
+        static const char* const Keys [] = {
             "AUTHOR", "COMMENT", "COMPILER"
         };
 

src/ca65/scanner.c

@@ -1477,7 +1477,7 @@ CharAgain:
 
 
 
-int GetSubKey (const char** Keys, unsigned Count)
+int GetSubKey (const char* const* Keys, unsigned Count)
 /* Search for a subkey in a table of keywords. The current token must be an
 ** identifier and all keys must be in upper case. The identifier will be
 ** uppercased in the process. The function returns the index of the keyword,

src/ca65/scanner.h

@@ -84,7 +84,7 @@ void UpcaseSVal (void);
 void NextRawTok (void);
 /* Read the next raw token from the input stream */
 
-int GetSubKey (const char** Keys, unsigned Count);
+int GetSubKey (const char* const* Keys, unsigned Count);
 /* Search for a subkey in a table of keywords. The current token must be an
 ** identifier and all keys must be in upper case. The identifier will be
 ** uppercased in the process. The function returns the index of the keyword,