add macro charset(), a wrapper that calls memset(), and use it in

resize_variables()


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2627 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -119,8 +119,7 @@ CVS code -
 	- If the current filestruct's been partitioned, unpartition it
 	  before saving the associated file. (DLR)
   resize_variables()
-	- Use sizeof(char) in the memset() that initializes hblank
-	  instead of assuming that the size of a char is 1. (DLR)
+	- Use charset() instead of memset() to initialize hblank. (DLR)
   copy_filestruct()
 	- Rename variable prev to copy to avoid confusion. (DLR)
   print1opt_full()
@@ -142,6 +141,8 @@ CVS code -
   disable_extended_input()
 	- Disable extended output processing as well as extended input
 	  processing, and rename to disable_extended_io(). (DLR)
+- nano.h:
+	- Add macro charset(), a wrapper that calls memset(). (DLR)
 - rcfile.c:
   color_to_int()
 	- Since colorname's being NULL is handled elsewhere now, assert

src/nano.c

@@ -212,7 +212,7 @@ void resize_variables(void)
 #endif
 
     hblank = charealloc(hblank, COLS + 1);
-    memset(hblank, ' ', COLS * sizeof(char));
+    charset(hblank, ' ', COLS);
     hblank[COLS] = '\0';
 }
 

src/nano.h

@@ -45,11 +45,12 @@
 #define ISSET(bit) ((flags & bit) != 0)
 #define TOGGLE(bit) flags ^= bit
 
-/* Macros for character allocation. */
+/* Macros for character allocation, etc. */
 #define charalloc(howmuch) (char *)nmalloc((howmuch) * sizeof(char))
 #define charealloc(ptr, howmuch) (char *)nrealloc(ptr, (howmuch) * sizeof(char))
 #define charmove(dest, src, n) memmove(dest, src, (n) * sizeof(char))
 #define charcpy(dest, src, n) memcpy(dest, src, (n) * sizeof(char))
+#define charset(dest, src, n) memset(dest, src, (n) * sizeof(char))
 
 /* Other macros. */
 #ifdef BROKEN_REGEXEC