Port lstring and sclist to C++.

sourcepawn/compiler/AMBuilder

@@ -79,7 +79,7 @@ elif builder.target_platform == 'mac':
  
 binary.sources += [
   'libpawnc.cpp',
-  'lstring.c',
+  'lstring.cpp',
   'memfile.cpp',
   'pawncc.cpp',
   'sc1.c',
@@ -91,7 +91,7 @@ binary.sources += [
   'sc7.c',
   'scexpand.c',
   'sci18n.c',
-  'sclist.c',
+  'sclist.cpp',
   'scmemfil.cpp',
   'scstate.cpp',
   'sctracker.c',

sourcepawn/compiler/lstring.cpp

@@ -37,7 +37,7 @@
  * will be copied.  Always NUL terminates (unless siz == 0).
  * Returns strlen(src); if retval >= siz, truncation occurred.
  */
-size_t
+extern "C" size_t
 strlcpy(char *dst, const char *src, size_t siz)
 {
 	char *d = dst;
@@ -93,7 +93,7 @@ strlcpy(char *dst, const char *src, size_t siz)
  * Returns strlen(src) + MIN(siz, strlen(initial dst)).
  * If retval >= siz, truncation occurred.
  */
-size_t
+extern "C" size_t
 strlcat(char *dst, const char *src, size_t siz)
 {
 	char *d = dst;

sourcepawn/compiler/lstring.h

@@ -9,10 +9,18 @@
 
 #if !defined HAVE_SAFESTR
 
-size_t
+#if defined(__cplusplus)
+# define EXPORT extern "C"
+#else
+# define EXPORT
+#endif
+
+EXPORT size_t
 strlcpy(char *dst, const char *src, size_t siz);
 
-size_t
+EXPORT size_t
 strlcat(char *dst, const char *src, size_t siz);
 
+#undef EXPORT
+
 #endif

sourcepawn/compiler/sclist.cpp

@@ -319,12 +319,13 @@ SC_FUNC stringpair *find_subst(char *name,int length)
   if (item && (item->flags & flgDEPRECATED) != 0)
   {
     static char macro[128];
-    char *rem, *msg = (item->documentation != NULL) ? item->documentation : "";
+    const char *msg = (item->documentation != NULL) ? item->documentation : "";
     strlcpy(macro, item->first, sizeof(macro));
 
     /* If macro contains an opening parentheses and a percent sign, then assume that
      * it takes arguments and remove them from the warning message.
      */
+    char *rem;
     if ((rem = strchr(macro, '(')) != NULL && strchr(macro, '%') > rem)
     {
       *rem = '\0';