1 files changed, 46 insertions, 33 deletions

diff --git a/src/grt/ghwlib.c b/src/grt/ghwlib.c
index 4ac721ee0..c16936b1e 100644
--- a/src/grt/ghwlib.c
+++ b/src/grt/ghwlib.c
@@ -839,6 +839,7 @@ ghw_read_hie (struct ghw_handler *h)
   h->hie = blk;
 
   h->nbr_sigs++;
+  h->skip_sigs = NULL;
   h->sigs = (struct ghw_sig *) malloc (h->nbr_sigs * sizeof (struct ghw_sig));
   memset (h->sigs, 0, h->nbr_sigs * sizeof (struct ghw_sig));
 
@@ -1345,45 +1346,57 @@ ghw_get_value (char *buf, int len, union ghw_val *val, union ghw_type *type)
     }
 }
 
-static int
-is_skip_signal (int *signals_to_keep, int nb_signals_to_keep, int signal)
-{
-  int i;
-
-  for (i = 0; i < nb_signals_to_keep; ++i)
-    {
-      if (signal==signals_to_keep[i])
-        return 0;
+static char is_skip_signal(
+    int *signals_to_keep,
+    int nb_signals_to_keep,
+    int signal
+) {
+    int i;
+    for(i=0; i<nb_signals_to_keep; ++i) {
+        if(signal==signals_to_keep[i]) {
+            return 0;
+        }
     }
-  return 1;
+    return 1;
 }
 
-void
-ghw_filter_values (struct ghw_handler *h, int *signals_to_keep, int nb_signals_to_keep)
-{
-  int i;
-
-  for (i = 0; i < h->nbr_sigs; ++i)
-    {
-      struct ghw_sig *s = &(h->sigs[i]);
-      s->skip = is_skip_signal (signals_to_keep, nb_signals_to_keep, i);
+void ghw_filter_signals(
+    struct ghw_handler *h,
+    int    *signals_to_keep,
+    int    nb_signals_to_keep
+) {
+    int i;
+    if(0<nb_signals_to_keep && 0!=signals_to_keep) {
+        if(0==h->skip_sigs) {
+            h->skip_sigs = (char*)malloc(sizeof(char)*h->nbr_sigs);
+        }
+        for(i=0; i<h->nbr_sigs; ++i) {
+            h->skip_sigs[i] = is_skip_signal(
+                signals_to_keep,
+                nb_signals_to_keep,
+                i
+            );
+        }
+    } else {
+        if(0!=h->skip_sigs) {
+            free(h->skip_sigs);
+            h->skip_sigs = 0;
+        }
     }
 }
 
-void
-ghw_disp_values (struct ghw_handler *h)
-{
-  int i;
-
-  for (i = 0; i < h->nbr_sigs; i++)
-    {
-      struct ghw_sig *s = &h->sigs[i];
-      if (s->type != NULL && !(s->skip))
-	{
-	  printf ("#%d: ", i);
-	  ghw_disp_value (s->val, s->type);
-	  printf ("\n");
-	}
+void ghw_disp_values(
+    struct ghw_handler *h
+) {
+    int i;
+    for (i = 0; i < h->nbr_sigs; i++) {
+        struct ghw_sig *s = &h->sigs[i];
+        int skip = (0!=h->skip_sigs && (0!=h->skip_sigs[i]));
+        if(s->type != NULL && !skip) {
+            printf ("#%d: ", i);
+            ghw_disp_value (s->val, s->type);
+            printf ("\n");
+        }
     }
 }