Make function xsum inline.

src/pio_interface.c

@@ -271,7 +271,7 @@ varsMapNDeco(int nNodes, int *nodeSizes)
   for ( i = 0; i < nStreams; i++ )
     streamSizes[i] = streamInqNvars ( * ( resHs + i ));
 
-  nVars = xsum ( nStreams, streamSizes );
+  nVars = sum_int(nStreams, streamSizes);
   varSizes   = xmalloc ( nVars * sizeof ( varSizes[0] ));
   varMapping = xmalloc ( nVars * sizeof ( varMapping[0] ));
 

src/pio_util.c

@@ -193,21 +193,6 @@ void pcdiDebugMsg2 ( const char *filename, const char *functionname, int line,
 
 /****************************************************/
 
-
-int xsum ( int n, int * argarray )
-{
-  int i, sum = 0;
-
-  for ( i = 0; i < n; i++ )
-    sum += * ( argarray + i );
-
-  return sum;
-}
-
-
-/****************************************************/
-
-
 double xchecksum ( int type, int count, void * buffer )
 {
   return 0.0;

src/pio_util.h

@@ -140,7 +140,15 @@ void pcdiDebugMsg2 ( const char *filename, const char *functionname, int line, \
 #define xdebugMsg2(tag,source,text) \
   if ( ddebug ) pcdiDebugMsg ( __FILE__, __func__,  __LINE__, tag, source, text )
 
-int xsum ( int, int * );
+static inline int
+sum_int(size_t n, int *a)
+{
+  int sum = 0;
+  for (size_t i = 0; i < n; ++i)
+    sum += a[i];
+  return sum;
+}
+
 
 double xchecksum ( int, int, void * );