File lzma-4.32.5.diff of Package lzma

--- src/lzma/Exception.h
+++ src/lzma/Exception.h
@@ -24,7 +24,7 @@ class Exception
 private:
 	string message;
 public:
-	Exception(char *what): message(what) { }
+	Exception(const char *what): message(what) { }
 	Exception(string what): message(what) { }
 
 	~Exception() { }
@@ -35,7 +35,7 @@ public:
 class ArgumentException: public Exception
 {
 public:
-	ArgumentException(char *what): Exception(what) { }
+	ArgumentException(const char *what): Exception(what) { }
 	ArgumentException(string what): Exception(what) { }
 
 	~ArgumentException() { }
--- src/lzma/lzmp.cpp
+++ src/lzma/lzmp.cpp
@@ -27,6 +27,7 @@ using std::cout;
 using std::cerr;
 using std::endl;
 
+#include <cstdlib>
 #include <cstdio>
 #include <cstring>
 
@@ -89,7 +90,7 @@ struct lzma_option {
 	short compression_mode;			// -a
 	short dictionary;			// -d
 	short fast_bytes;			// -fb
-	wchar_t *match_finder;			// -mf
+	const wchar_t *match_finder;		// -mf
 	short literal_context_bits;		// -lc
 	short literal_pos_bits;			// -lp
 	short pos_bits;				// -pb
@@ -112,8 +113,8 @@ const lzma_option option_mapping[] = {
 };
 
 struct extension_pair {
-	char *from;
-	char *to;
+	const char *from;
+	const char *to;
 };
 
 const extension_pair known_extensions[] = {