fix include of files without last newline, as reported by Wes Hodges

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9032 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/imports_a.h

@@ -1,3 +1,5 @@
+#ifndef a_h
+#define a_h
 enum GlobalEnum { globalenum1=1, globalenum2 };
 
 /* This function should be static as it will be emitted into the code for
@@ -15,5 +17,5 @@ class A {
   enum MemberEnum { memberenum1=10, memberenum2 };
   virtual MemberEnum member_virtual_test(MemberEnum e) { return e; }
   virtual GlobalEnum global_virtual_test(GlobalEnum e) { return global_test(e); }
-}; 
-
+};
+#endif

Source/Swig/include.c

@@ -266,6 +266,7 @@ Swig_open(const String_or_char *name) {
 
 String *
 Swig_read_file(FILE *f) {
+  int len;  
   char       buffer[4096];
   String *str = NewStringEmpty();
 
@@ -273,6 +274,14 @@ Swig_read_file(FILE *f) {
   while (fgets(buffer,4095,f)) {
     StringAppend(str,buffer);
   }
+  len = StringLen(str);
+  if (len) {
+    char *cstr = Char(str);
+    if (cstr[len - 1] != '\n') {
+      StringAppend(str, "\n");
+    }    
+  }
+  
   return str;
 }